return 0;
}
-/*
int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
return 0;
}
-*/
+
+#ifdef CONFIG_DISPLAY_BOARDINFO
+int checkboard(void)
+{
+ printf("Board: SMDK6400\n");
+ return 0;
+}
+#endif
+
+void raise(void)
+{
+}
#ifdef CONFIG_ENABLE_MMU
ulong virt_to_phy_smdk6400(ulong addr)
}
#endif
-#if 1
ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t *info)
{
if (banknum == 0) { /* non-CFI boot flash */
} else
return 0;
}
-#endif
/* turn off L2 cache */
l2cache_disable();
/* invalidate L2 cache also */
- v7_flush_dcache_all(get_device_type());
+ //v7_flush_dcache_all(get_device_type());
#endif
i = 0;
/* mem barrier to sync up things */
unsigned long i;
volatile unsigned int j;
+#if 0
/* ES2 onwards we can disable/enable L2 ourselves */
if (get_cpu_rev() >= CPU_3XX_ES20) {
__asm__ __volatile__("mrc p15, 0, %0, c1, c0, 1":"=r"(i));
__asm__ __volatile__("mov r0, %0":"=r"(i));
__asm__ __volatile__("mov r12, %0":"=r"(j));
}
+#endif
}
unsigned long i;
volatile unsigned int j;
+#if 0
/* ES2 onwards we can disable/enable L2 ourselves */
if (get_cpu_rev() >= CPU_3XX_ES20) {
__asm__ __volatile__("mrc p15, 0, %0, c1, c0, 1":"=r"(i));
__asm__ __volatile__("mov r0, %0":"=r"(i));
__asm__ __volatile__("mov r12, %0":"=r"(j));
}
+#endif
}
static void cache_flush(void)
# (C) Copyright 2000-2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
+# (C) Copyright 2008
+# Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
+#
# See file CREDITS for list of people who contributed to this
# project.
#
include $(TOPDIR)/config.mk
-LIB = $(obj)lib$(SOC).a
+LIB = $(obj)lib$(SOC).a
-SOBJS := lowlevel_init.o
-COBJS := sys_info.o board.o clock.o interrupts.o mem.o syslib.o
+COBJS-y = interrupts.o
+COBJS-$(CONFIG_S5PC100) += cpu_init.o speed.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))
+OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS-y))
all: $(obj).depend $(LIB)
+++ /dev/null
-/*
- *
- * Common board functions for OMAP3 based boards.
- *
- * (C) Copyright 2004-2008
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- * Sunil Kumar <sunilsaini05@gmail.com>
- * Shashi Ranjan <shashiranjanmca05@gmail.com>
- *
- * Derived from Beagle Board and 3430 SDP code by
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/sys_proto.h>
-#include <asm/arch/mem.h>
-
-/* inki */
-//extern omap3_sysinfo sysinfo;
-
-extern u32 is_mem_sdr(void);
-
-/******************************************************************************
- * Routine: delay
- * Description: spinning delay to use before udelay works
- *****************************************************************************/
-static inline void delay(unsigned long loops)
-{
- __asm__ volatile ("1:\n" "subs %0, %1, #1\n"
- "bne 1b":"=r" (loops):"0"(loops));
-}
-
-/******************************************************************************
- * Routine: secure_unlock
- * Description: Setup security registers for access
- * (GP Device only)
- *****************************************************************************/
-void secure_unlock_mem(void)
-{
- pm_t *pm_rt_ape_base = (pm_t *)PM_RT_APE_BASE_ADDR_ARM;
- pm_t *pm_gpmc_base = (pm_t *)PM_GPMC_BASE_ADDR_ARM;
- pm_t *pm_ocm_ram_base = (pm_t *)PM_OCM_RAM_BASE_ADDR_ARM;
- pm_t *pm_iva2_base = (pm_t *)PM_IVA2_BASE_ADDR_ARM;
- sms_t *sms_base = (sms_t *)OMAP34XX_SMS_BASE;
-
- /* Protection Module Register Target APE (PM_RT) */
- writel(UNLOCK_1, &pm_rt_ape_base->req_info_permission_1);
- writel(UNLOCK_1, &pm_rt_ape_base->read_permission_0);
- writel(UNLOCK_1, &pm_rt_ape_base->wirte_permission_0);
- writel(UNLOCK_2, &pm_rt_ape_base->addr_match_1);
-
- writel(UNLOCK_3, &pm_gpmc_base->req_info_permission_0);
- writel(UNLOCK_3, &pm_gpmc_base->read_permission_0);
- writel(UNLOCK_3, &pm_gpmc_base->wirte_permission_0);
-
- writel(UNLOCK_3, &pm_ocm_ram_base->req_info_permission_0);
- writel(UNLOCK_3, &pm_ocm_ram_base->read_permission_0);
- writel(UNLOCK_3, &pm_ocm_ram_base->wirte_permission_0);
- writel(UNLOCK_2, &pm_ocm_ram_base->addr_match_2);
-
- /* IVA Changes */
- writel(UNLOCK_3, &pm_iva2_base->req_info_permission_0);
- writel(UNLOCK_3, &pm_iva2_base->read_permission_0);
- writel(UNLOCK_3, &pm_iva2_base->wirte_permission_0);
-
- /* SDRC region 0 public */
- writel(UNLOCK_1, &sms_base->rg_att0);
-}
-
-/******************************************************************************
- * Routine: secureworld_exit()
- * Description: If chip is EMU and boot type is external
- * configure secure registers and exit secure world
- * general use.
- *****************************************************************************/
-void secureworld_exit()
-{
- unsigned long i;
-
- /* configrue non-secure access control register */
- __asm__ __volatile__("mrc p15, 0, %0, c1, c1, 2":"=r"(i));
- /* enabling co-processor CP10 and CP11 accesses in NS world */
- __asm__ __volatile__("orr %0, %0, #0xC00":"=r"(i));
- /*
- * allow allocation of locked TLBs and L2 lines in NS world
- * allow use of PLE registers in NS world also
- */
- __asm__ __volatile__("orr %0, %0, #0x70000":"=r"(i));
- __asm__ __volatile__("mcr p15, 0, %0, c1, c1, 2":"=r"(i));
-
- /* Enable ASA in ACR register */
- __asm__ __volatile__("mrc p15, 0, %0, c1, c0, 1":"=r"(i));
- __asm__ __volatile__("orr %0, %0, #0x10":"=r"(i));
- __asm__ __volatile__("mcr p15, 0, %0, c1, c0, 1":"=r"(i));
-
- /* Exiting secure world */
- __asm__ __volatile__("mrc p15, 0, %0, c1, c1, 0":"=r"(i));
- __asm__ __volatile__("orr %0, %0, #0x31":"=r"(i));
- __asm__ __volatile__("mcr p15, 0, %0, c1, c1, 0":"=r"(i));
-}
-
-/******************************************************************************
- * Routine: setup_auxcr()
- * Description: Write to AuxCR desired value using SMI.
- * general use.
- *****************************************************************************/
-void setup_auxcr()
-{
- unsigned long i;
- volatile unsigned int j;
- /* Save r0, r12 and restore them after usage */
- __asm__ __volatile__("mov %0, r12":"=r"(j));
- __asm__ __volatile__("mov %0, r0":"=r"(i));
-
- /*
- * GP Device ROM code API usage here
- * r12 = AUXCR Write function and r0 value
- */
- __asm__ __volatile__("mov r12, #0x3");
- __asm__ __volatile__("mrc p15, 0, r0, c1, c0, 1");
- /* Enabling ASA */
- __asm__ __volatile__("orr r0, r0, #0x10");
- /* Enable L1NEON */
- __asm__ __volatile__("orr r0, r0, #1 << 5");
- /* SMI instruction to call ROM Code API */
- __asm__ __volatile__(".word 0xE1600070");
- __asm__ __volatile__("mov r0, %0":"=r"(i));
- __asm__ __volatile__("mov r12, %0":"=r"(j));
-}
-
-/******************************************************************************
- * Routine: try_unlock_sram()
- * Description: If chip is GP/EMU(special) type, unlock the SRAM for
- * general use.
- *****************************************************************************/
-void try_unlock_memory()
-{
- int mode;
- int in_sdram = is_running_in_sdram();
-
- /*
- * if GP device unlock device SRAM for general use
- * secure code breaks for Secure/Emulation device - HS/E/T
- */
- mode = get_device_type();
- if (mode == GP_DEVICE)
- secure_unlock_mem();
-
- /*
- * If device is EMU and boot is XIP external booting
- * Unlock firewalls and disable L2 and put chip
- * out of secure world
- *
- * Assuming memories are unlocked by the demon who put us in SDRAM
- */
- if ((mode <= EMU_DEVICE) && (get_boot_type() == 0x1F)
- && (!in_sdram)) {
- secure_unlock_mem();
- secureworld_exit();
- }
-
- return;
-}
-
-/******************************************************************************
- * Routine: s_init
- * Description: Does early system init of muxing and clocks.
- * - Called path is with SRAM stack.
- *****************************************************************************/
-void s_init(void)
-{
- int in_sdram = is_running_in_sdram();
-
- watchdog_init();
-
- try_unlock_memory();
-
- /*
- * Right now flushing at low MPU speed.
- * Need to move after clock init
- */
- v7_flush_dcache_all(get_device_type());
-#ifndef CONFIG_ICACHE_OFF
- icache_enable();
-#endif
-
-#ifdef CONFIG_L2_OFF
- l2cache_disable();
-#else
- l2cache_enable();
-#endif
- /*
- * Writing to AuxCR in U-boot using SMI for GP DEV
- * Currently SMI in Kernel on ES2 devices seems to have an issue
- * Once that is resolved, we can postpone this config to kernel
- */
- if (get_device_type() == GP_DEVICE)
- setup_auxcr();
-
- /* inki */
- //set_muxconf_regs();
- delay(100);
-
- prcm_init();
-
- per_clocks_enable();
-
- if (!in_sdram)
- sdrc_init();
-}
-
-/******************************************************************************
- * Routine: wait_for_command_complete
- * Description: Wait for posting to finish on watchdog
- *****************************************************************************/
-void wait_for_command_complete(watchdog_t *wd_base)
-{
- int pending = 1;
- do {
- pending = readl(&wd_base->wwps);
- } while (pending);
-}
-
-/******************************************************************************
- * Routine: watchdog_init
- * Description: Shut down watch dogs
- *****************************************************************************/
-void watchdog_init(void)
-{
- watchdog_t *wd2_base = (watchdog_t *)WD2_BASE;
- prcm_t *prcm_base = (prcm_t *)PRCM_BASE;
-
- /*
- * There are 3 watch dogs WD1=Secure, WD2=MPU, WD3=IVA. WD1 is
- * either taken care of by ROM (HS/EMU) or not accessible (GP).
- * We need to take care of WD2-MPU or take a PRCM reset. WD3
- * should not be running and does not generate a PRCM reset.
- */
-
- sr32(&prcm_base->fclken_wkup, 5, 1, 1);
- sr32(&prcm_base->iclken_wkup, 5, 1, 1);
- wait_on_value(ST_WDT2, 0x20, &prcm_base->idlest_wkup, 5);
-
- writel(WD_UNLOCK1, &wd2_base->wspr);
- wait_for_command_complete(wd2_base);
- writel(WD_UNLOCK2, &wd2_base->wspr);
-}
-
-/******************************************************************************
- * Routine: dram_init
- * Description: sets uboots idea of sdram size
- *****************************************************************************/
-int dram_init(void)
-{
- DECLARE_GLOBAL_DATA_PTR;
- unsigned int size0 = 0, size1 = 0;
-
- /*
- * If a second bank of DDR is attached to CS1 this is
- * where it can be started. Early init code will init
- * memory on CS0.
- */
- /* inki
- if ((sysinfo.mtype == DDR_COMBO) || (sysinfo.mtype == DDR_STACKED)) {
- do_sdrc_init(CS1, NOT_EARLY);
- make_cs1_contiguous();
- }
- */
-
- size0 = get_sdr_cs_size(CS0);
- size1 = get_sdr_cs_size(CS1);
-
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = size0;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + get_sdr_cs_offset(CS1);
- gd->bd->bi_dram[1].size = size1;
-
- return 0;
-}
-
-/******************************************************************************
- * Dummy function to handle errors for EABI incompatibility
- *****************************************************************************/
-void raise(void)
-{
-}
-
-/******************************************************************************
- * Dummy function to handle errors for EABI incompatibility
- *****************************************************************************/
-void abort(void)
-{
-}
-
-#ifdef CONFIG_NAND_OMAP_GPMC
-/******************************************************************************
- * OMAP3 specific command to switch between NAND HW and SW ecc
- *****************************************************************************/
-static int do_switch_ecc(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
-{
- if (argc != 2)
- goto usage;
- if (strncmp(argv[1], "hw", 2) == 0)
- omap_nand_switch_ecc(1);
- else if (strncmp(argv[1], "sw", 2) == 0)
- omap_nand_switch_ecc(0);
- else
- goto usage;
-
- return 0;
-
-usage:
- printf ("Usage: nandecc %s\n", cmdtp->usage);
- return 1;
-}
-
-U_BOOT_CMD(
- nandecc, 2, 1, do_switch_ecc,
- "nandecc - switch OMAP3 NAND ECC calculation algorithm\n",
- "[hw/sw] - Switch between NAND hardware (hw) or software (sw) ecc algorithm\n"
- );
-
-#endif /* CONFIG_NAND_OMAP_GPMC */
-
-#ifdef CONFIG_DISPLAY_BOARDINFO
-/**
- * Print board information
- */
-int checkboard (void)
-{
- char *mem_s ;
-
- if (is_mem_sdr())
- mem_s = "mSDR";
- else
- mem_s = "LPDDR";
-
- /* inki
- printf("%s + %s/%s\n", sysinfo.board_string, mem_s,
- sysinfo.nand_string);
- */
-
- return 0;
-}
-#endif /* CONFIG_DISPLAY_BOARDINFO */
+++ /dev/null
-/*
- * (C) Copyright 2008
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- * Manikandan Pillai <mani.pillai@ti.com>
- *
- * Derived from Beagle Board and OMAP3 SDP code by
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/clocks.h>
-#include <asm/arch/clocks_omap3.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/sys_proto.h>
-#include <environment.h>
-#include <command.h>
-
-/******************************************************************************
- * get_sys_clk_speed() - determine reference oscillator speed
- * based on known 32kHz clock and gptimer.
- *****************************************************************************/
-u32 get_osc_clk_speed(void)
-{
- u32 start, cstart, cend, cdiff, val;
- prcm_t *prcm_base = (prcm_t *)PRCM_BASE;
- prm_t *prm_base = (prm_t *)PRM_BASE;
- gptimer_t *gpt1_base = (gptimer_t *)OMAP34XX_GPT1;
- s32ktimer_t *s32k_base = (s32ktimer_t *)SYNC_32KTIMER_BASE;
-
- val = readl(&prm_base->clksrc_ctrl);
-
- /* If SYS_CLK is being divided by 2, remove for now */
- val = (val & (~SYSCLKDIV_2)) | SYSCLKDIV_1;
- writel(val, &prm_base->clksrc_ctrl);
-
- /* enable timer2 */
- val = readl(&prcm_base->clksel_wkup) | CLKSEL_GPT1;
-
- /* select sys_clk for GPT1 */
- writel(val, &prcm_base->clksel_wkup);
-
- /* Enable I and F Clocks for GPT1 */
- val = readl(&prcm_base->iclken_wkup) | EN_GPT1 | EN_32KSYNC;
- writel(val, &prcm_base->iclken_wkup);
- val = readl(&prcm_base->fclken_wkup) | EN_GPT1;
- writel(val, &prcm_base->fclken_wkup);
-
- writel(0, &gpt1_base->tldr); /* start counting at 0 */
- writel(GPT_EN, &gpt1_base->tclr); /* enable clock */
-
- /* enable 32kHz source, determine sys_clk via gauging */
-
- /* start time in 20 cycles */
- start = 20 + readl(&s32k_base->s32k_cr);
-
- /* dead loop till start time */
- while (readl(&s32k_base->s32k_cr) < start);
-
- /* get start sys_clk count */
- cstart = readl(&gpt1_base->tcrr);
-
- /* wait for 40 cycles */
- while (readl(&s32k_base->s32k_cr) < (start + 20)) ;
- cend = readl(&gpt1_base->tcrr); /* get end sys_clk count */
- cdiff = cend - cstart; /* get elapsed ticks */
-
- /* based on number of ticks assign speed */
- if (cdiff > 19000)
- return S38_4M;
- else if (cdiff > 15200)
- return S26M;
- else if (cdiff > 13000)
- return S24M;
- else if (cdiff > 9000)
- return S19_2M;
- else if (cdiff > 7600)
- return S13M;
- else
- return S12M;
-}
-
-/******************************************************************************
- * get_sys_clkin_sel() - returns the sys_clkin_sel field value based on
- * input oscillator clock frequency.
- *****************************************************************************/
-void get_sys_clkin_sel(u32 osc_clk, u32 *sys_clkin_sel)
-{
- switch(osc_clk) {
- case S38_4M:
- *sys_clkin_sel = 4;
- break;
- case S26M:
- *sys_clkin_sel = 3;
- break;
- case S19_2M:
- *sys_clkin_sel = 2;
- break;
- case S13M:
- *sys_clkin_sel = 1;
- break;
- case S12M:
- default:
- *sys_clkin_sel = 0;
- }
-}
-
-/******************************************************************************
- * prcm_init() - inits clocks for PRCM as defined in clocks.h
- * called from SRAM, or Flash (using temp SRAM stack).
- *****************************************************************************/
-void prcm_init(void)
-{
- void (*f_lock_pll) (u32, u32, u32, u32);
- int xip_safe, p0, p1, p2, p3;
- u32 osc_clk = 0, sys_clkin_sel;
- u32 clk_index, sil_index = 0;
- prm_t *prm_base = (prm_t *)PRM_BASE;
- prcm_t *prcm_base = (prcm_t *)PRCM_BASE;
- dpll_param *dpll_param_p;
-
- f_lock_pll = (void *) ((u32) &_end_vect - (u32) &_start +
- SRAM_VECT_CODE);
-
- xip_safe = is_running_in_sram();
-
- /*
- * Gauge the input clock speed and find out the sys_clkin_sel
- * value corresponding to the input clock.
- */
- osc_clk = get_osc_clk_speed();
- get_sys_clkin_sel(osc_clk, &sys_clkin_sel);
-
- /* set input crystal speed */
- sr32(&prm_base->clksel, 0, 3, sys_clkin_sel);
-
- /* If the input clock is greater than 19.2M always divide/2 */
- if (sys_clkin_sel > 2) {
- /* input clock divider */
- sr32(&prm_base->clksrc_ctrl, 6, 2, 2);
- clk_index = sys_clkin_sel / 2;
- } else {
- /* input clock divider */
- sr32(&prm_base->clksrc_ctrl, 6, 2, 1);
- clk_index = sys_clkin_sel;
- }
-
- /*
- * The DPLL tables are defined according to sysclk value and
- * silicon revision. The clk_index value will be used to get
- * the values for that input sysclk from the DPLL param table
- * and sil_index will get the values for that SysClk for the
- * appropriate silicon rev.
- */
- if (get_cpu_rev())
- sil_index = 1;
-
- /* Unlock MPU DPLL (slows things down, and needed later) */
- sr32(&prcm_base->clken_pll_mpu, 0, 3, PLL_LOW_POWER_BYPASS);
- wait_on_value(ST_MPU_CLK, 0, &prcm_base->idlest_pll_mpu, LDELAY);
-
- /* Getting the base address of Core DPLL param table */
- dpll_param_p = (dpll_param *) get_core_dpll_param();
-
- /* Moving it to the right sysclk and ES rev base */
- dpll_param_p = dpll_param_p + 3 * clk_index + sil_index;
- if (xip_safe) {
- /*
- * CORE DPLL
- * sr32(CM_CLKSEL2_EMU) set override to work when asleep
- */
- sr32(&prcm_base->clken_pll, 0, 3, PLL_FAST_RELOCK_BYPASS);
- wait_on_value(ST_CORE_CLK, 0, &prcm_base->idlest_ckgen,
- LDELAY);
-
- /*
- * For OMAP3 ES1.0 Errata 1.50, default value directly doesn't
- * work. write another value and then default value.
- */
-
- /* m3x2 */
- sr32(&prcm_base->clksel1_emu, 16, 5, CORE_M3X2 + 1);
- /* m3x2 */
- sr32(&prcm_base->clksel1_emu, 16, 5, CORE_M3X2);
- /* Set M2 */
- sr32(&prcm_base->clksel1_pll, 27, 2, dpll_param_p->m2);
- /* Set M */
- sr32(&prcm_base->clksel1_pll, 16, 11, dpll_param_p->m);
- /* Set N */
- sr32(&prcm_base->clksel1_pll, 8, 7, dpll_param_p->n);
- /* 96M Src */
- sr32(&prcm_base->clksel1_pll, 6, 1, 0);
- /* ssi */
- sr32(&prcm_base->clksel_core, 8, 4, CORE_SSI_DIV);
- /* fsusb */
- sr32(&prcm_base->clksel_core, 4, 2, CORE_FUSB_DIV);
- /* l4 */
- sr32(&prcm_base->clksel_core, 2, 2, CORE_L4_DIV);
- /* l3 */
- sr32(&prcm_base->clksel_core, 0, 2, CORE_L3_DIV);
- /* gfx */
- sr32(&prcm_base->clksel_gfx, 0, 3, GFX_DIV);
- /* reset mgr */
- sr32(&prcm_base->clksel_wkup, 1, 2, WKUP_RSM);
- /* FREQSEL */
- sr32(&prcm_base->clken_pll, 4, 4, dpll_param_p->fsel);
- /* lock mode */
- sr32(&prcm_base->clken_pll, 0, 3, PLL_LOCK);
-
- wait_on_value(ST_CORE_CLK, 1, &prcm_base->idlest_ckgen,
- LDELAY);
- } else if (is_running_in_flash()) {
- /*
- * if running from flash, jump to small relocated code
- * area in SRAM.
- */
- p0 = readl(&prcm_base->clken_pll);
- sr32(&p0, 0, 3, PLL_FAST_RELOCK_BYPASS);
- sr32(&p0, 4, 4, dpll_param_p->fsel); /* FREQSEL */
-
- p1 = readl(&prcm_base->clksel1_pll);
- sr32(&p1, 27, 2, dpll_param_p->m2); /* Set M2 */
- sr32(&p1, 16, 11, dpll_param_p->m); /* Set M */
- sr32(&p1, 8, 7, dpll_param_p->n); /* Set N */
- sr32(&p1, 6, 1, 0); /* set source for 96M */
-
- p2 = readl(&prcm_base->clksel_core);
- sr32(&p2, 8, 4, CORE_SSI_DIV); /* ssi */
- sr32(&p2, 4, 2, CORE_FUSB_DIV); /* fsusb */
- sr32(&p2, 2, 2, CORE_L4_DIV); /* l4 */
- sr32(&p2, 0, 2, CORE_L3_DIV); /* l3 */
-
- p3 = (u32)&prcm_base->idlest_ckgen;
-
- (*f_lock_pll) (p0, p1, p2, p3);
- }
-
- /* PER DPLL */
- sr32(&prcm_base->clken_pll, 16, 3, PLL_STOP);
- wait_on_value(ST_PERIPH_CLK, 0, &prcm_base->idlest_ckgen, LDELAY);
-
- /* Getting the base address to PER DPLL param table */
-
- /* Set N */
- dpll_param_p = (dpll_param *) get_per_dpll_param();
-
- /* Moving it to the right sysclk base */
- dpll_param_p = dpll_param_p + clk_index;
-
- /*
- * Errata 1.50 Workaround for OMAP3 ES1.0 only
- * If using default divisors, write default divisor + 1
- * and then the actual divisor value
- */
- sr32(&prcm_base->clksel1_emu, 24, 5, PER_M6X2 + 1); /* set M6 */
- sr32(&prcm_base->clksel1_emu, 24, 5, PER_M6X2); /* set M6 */
- sr32(&prcm_base->clksel_cam, 0, 5, PER_M5X2 + 1); /* set M5 */
- sr32(&prcm_base->clksel_cam, 0, 5, PER_M5X2); /* set M5 */
- sr32(&prcm_base->clksel_dss, 0, 5, PER_M4X2 + 1); /* set M4 */
- sr32(&prcm_base->clksel_dss, 0, 5, PER_M4X2); /* set M4 */
- sr32(&prcm_base->clksel_dss, 8, 5, PER_M3X2 + 1); /* set M3 */
- sr32(&prcm_base->clksel_dss, 8, 5, PER_M3X2); /* set M3 */
- sr32(&prcm_base->clksel3_pll, 0, 5, dpll_param_p->m2 + 1); /* set M2 */
- sr32(&prcm_base->clksel3_pll, 0, 5, dpll_param_p->m2); /* set M2 */
- /* Workaround end */
-
- sr32(&prcm_base->clksel2_pll, 8, 11, dpll_param_p->m); /* set m */
- sr32(&prcm_base->clksel2_pll, 0, 7, dpll_param_p->n); /* set n */
- sr32(&prcm_base->clken_pll, 20, 4, dpll_param_p->fsel); /* FREQSEL */
- sr32(&prcm_base->clken_pll, 16, 3, PLL_LOCK); /* lock mode */
- wait_on_value(ST_PERIPH_CLK, 2, &prcm_base->idlest_ckgen, LDELAY);
-
- /* Getting the base address to MPU DPLL param table */
- dpll_param_p = (dpll_param *) get_mpu_dpll_param();
-
- /* Moving it to the right sysclk and ES rev base */
- dpll_param_p = dpll_param_p + 3 * clk_index + sil_index;
-
- /* MPU DPLL (unlocked already) */
-
- /* Set M2 */
- sr32(&prcm_base->clksel2_pll_mpu, 0, 5, dpll_param_p->m2);
- /* Set M */
- sr32(&prcm_base->clksel1_pll_mpu, 8, 11, dpll_param_p->m);
- /* Set N */
- sr32(&prcm_base->clksel1_pll_mpu, 0, 7, dpll_param_p->n);
- /* FREQSEL */
- sr32(&prcm_base->clken_pll_mpu, 4, 4, dpll_param_p->fsel);
- /* lock mode */
- sr32(&prcm_base->clken_pll_mpu, 0, 3, PLL_LOCK);
- wait_on_value(ST_MPU_CLK, 1, &prcm_base->idlest_pll_mpu, LDELAY);
-
- /* Getting the base address to IVA DPLL param table */
- dpll_param_p = (dpll_param *) get_iva_dpll_param();
-
- /* Moving it to the right sysclk and ES rev base */
- dpll_param_p = dpll_param_p + 3 * clk_index + sil_index;
-
- /* IVA DPLL (set to 12*20=240MHz) */
- sr32(&prcm_base->clken_pll_iva2, 0, 3, PLL_STOP);
- wait_on_value(ST_IVA2_CLK, 0, &prcm_base->idlest_pll_iva2, LDELAY);
- /* set M2 */
- sr32(&prcm_base->clksel2_pll_iva2, 0, 5, dpll_param_p->m2);
- /* set M */
- sr32(&prcm_base->clksel1_pll_iva2, 8, 11, dpll_param_p->m);
- /* set N */
- sr32(&prcm_base->clksel1_pll_iva2, 0, 7, dpll_param_p->n);
- /* FREQSEL */
- sr32(&prcm_base->clken_pll_iva2, 4, 4, dpll_param_p->fsel);
- /* lock mode */
- sr32(&prcm_base->clken_pll_iva2, 0, 3, PLL_LOCK);
- wait_on_value(ST_IVA2_CLK, 1, &prcm_base->idlest_pll_iva2, LDELAY);
-
- /* Set up GPTimers to sys_clk source only */
- sr32(&prcm_base->clksel_per, 0, 8, 0xff);
- sr32(&prcm_base->clksel_wkup, 0, 1, 1);
-
- sdelay(5000);
-}
-
-/******************************************************************************
- * peripheral_enable() - Enable the clks & power for perifs (GPT2, UART1,...)
- *****************************************************************************/
-void per_clocks_enable(void)
-{
- prcm_t *prcm_base = (prcm_t *)PRCM_BASE;
-
- /* Enable GP2 timer. */
- sr32(&prcm_base->clksel_per, 0, 1, 0x1); /* GPT2 = sys clk */
- sr32(&prcm_base->iclken_per, 3, 1, 0x1); /* ICKen GPT2 */
- sr32(&prcm_base->fclken_per, 3, 1, 0x1); /* FCKen GPT2 */
-
-#ifdef CONFIG_SYS_NS16550
- /* Enable UART1 clocks */
- sr32(&prcm_base->fclken1_core, 13, 1, 0x1);
- sr32(&prcm_base->iclken1_core, 13, 1, 0x1);
-
- /* UART 3 Clocks */
- sr32(&prcm_base->fclken_per, 11, 1, 0x1);
- sr32(&prcm_base->iclken_per, 11, 1, 0x1);
-#endif
-#ifdef CONFIG_DRIVER_OMAP34XX_I2C
- /* Turn on all 3 I2C clocks */
- sr32(&prcm_base->fclken1_core, 15, 3, 0x7);
- sr32(&prcm_base->iclken1_core, 15, 3, 0x7); /* I2C1,2,3 = on */
-#endif
- /* Enable the ICLK for 32K Sync Timer as its used in udelay */
- sr32(&prcm_base->iclken_wkup, 2, 1, 0x1);
-
- sr32(&prcm_base->fclken_iva2, 0, 32, FCK_IVA2_ON);
- sr32(&prcm_base->fclken1_core, 0, 32, FCK_CORE1_ON);
- sr32(&prcm_base->iclken1_core, 0, 32, ICK_CORE1_ON);
- sr32(&prcm_base->iclken2_core, 0, 32, ICK_CORE2_ON);
- sr32(&prcm_base->fclken_wkup, 0, 32, FCK_WKUP_ON);
- sr32(&prcm_base->iclken_wkup, 0, 32, ICK_WKUP_ON);
- sr32(&prcm_base->fclken_dss, 0, 32, FCK_DSS_ON);
- sr32(&prcm_base->iclken_dss, 0, 32, ICK_DSS_ON);
- sr32(&prcm_base->fclken_cam, 0, 32, FCK_CAM_ON);
- sr32(&prcm_base->iclken_cam, 0, 32, ICK_CAM_ON);
- sr32(&prcm_base->fclken_per, 0, 32, FCK_PER_ON);
- sr32(&prcm_base->iclken_per, 0, 32, ICK_PER_ON);
-
- sdelay(1000);
-}
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
-PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
- -msoft-float
+PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
+ -msoft-float
-# Make ARMv5 to allow more compilers to work, even though its v7a.
-PLATFORM_CPPFLAGS += -march=armv5
+# Make ARMv5 to allow more compilers to work, even though its v6.
+PLATFORM_CPPFLAGS += -march=armv5t
# =========================================================================
#
# Supply options according to compiler version
--- /dev/null
+/*
+ * Originates from Samsung's u-boot 1.1.6 port to S3C6400 / SMDK6400
+ *
+ * Copyright (C) 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+#include <s3c6400.h>
+
+ .globl mem_ctrl_asm_init
+mem_ctrl_asm_init:
+ /* DMC1 base address 0x7e001000 */
+ ldr r0, =ELFIN_DMC1_BASE
+
+ ldr r1, =0x4
+ str r1, [r0, #INDEX_DMC_MEMC_CMD]
+
+ ldr r1, =DMC_DDR_REFRESH_PRD
+ str r1, [r0, #INDEX_DMC_REFRESH_PRD]
+
+ ldr r1, =DMC_DDR_CAS_LATENCY
+ str r1, [r0, #INDEX_DMC_CAS_LATENCY]
+
+ ldr r1, =DMC_DDR_t_DQSS
+ str r1, [r0, #INDEX_DMC_T_DQSS]
+
+ ldr r1, =DMC_DDR_t_MRD
+ str r1, [r0, #INDEX_DMC_T_MRD]
+
+ ldr r1, =DMC_DDR_t_RAS
+ str r1, [r0, #INDEX_DMC_T_RAS]
+
+ ldr r1, =DMC_DDR_t_RC
+ str r1, [r0, #INDEX_DMC_T_RC]
+
+ ldr r1, =DMC_DDR_t_RCD
+ ldr r2, =DMC_DDR_schedule_RCD
+ orr r1, r1, r2
+ str r1, [r0, #INDEX_DMC_T_RCD]
+
+ ldr r1, =DMC_DDR_t_RFC
+ ldr r2, =DMC_DDR_schedule_RFC
+ orr r1, r1, r2
+ str r1, [r0, #INDEX_DMC_T_RFC]
+
+ ldr r1, =DMC_DDR_t_RP
+ ldr r2, =DMC_DDR_schedule_RP
+ orr r1, r1, r2
+ str r1, [r0, #INDEX_DMC_T_RP]
+
+ ldr r1, =DMC_DDR_t_RRD
+ str r1, [r0, #INDEX_DMC_T_RRD]
+
+ ldr r1, =DMC_DDR_t_WR
+ str r1, [r0, #INDEX_DMC_T_WR]
+
+ ldr r1, =DMC_DDR_t_WTR
+ str r1, [r0, #INDEX_DMC_T_WTR]
+
+ ldr r1, =DMC_DDR_t_XP
+ str r1, [r0, #INDEX_DMC_T_XP]
+
+ ldr r1, =DMC_DDR_t_XSR
+ str r1, [r0, #INDEX_DMC_T_XSR]
+
+ ldr r1, =DMC_DDR_t_ESR
+ str r1, [r0, #INDEX_DMC_T_ESR]
+
+ ldr r1, =DMC1_MEM_CFG
+ str r1, [r0, #INDEX_DMC_MEMORY_CFG]
+
+ ldr r1, =DMC1_MEM_CFG2
+ str r1, [r0, #INDEX_DMC_MEMORY_CFG2]
+
+ ldr r1, =DMC1_CHIP0_CFG
+ str r1, [r0, #INDEX_DMC_CHIP_0_CFG]
+
+ ldr r1, =DMC_DDR_32_CFG
+ str r1, [r0, #INDEX_DMC_USER_CONFIG]
+
+ /* DMC0 DDR Chip 0 configuration direct command reg */
+ ldr r1, =DMC_NOP0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Precharge All */
+ ldr r1, =DMC_PA0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Auto Refresh 2 time */
+ ldr r1, =DMC_AR0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* MRS */
+ ldr r1, =DMC_mDDR_EMR0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Mode Reg */
+ ldr r1, =DMC_mDDR_MR0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Enable DMC1 */
+ mov r1, #0x0
+ str r1, [r0, #INDEX_DMC_MEMC_CMD]
+
+check_dmc1_ready:
+ ldr r1, [r0, #INDEX_DMC_MEMC_STATUS]
+ mov r2, #0x3
+ and r1, r1, r2
+ cmp r1, #0x1
+ bne check_dmc1_ready
+ nop
+
+ mov pc, lr
+
+ .ltorg
/*
- * (C) Copyright 2008
- * Texas Instruments
- *
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Moahmmed Khasim <khasim@ti.com>
+ * (C) Copyright 2003
+ * Texas Instruments <www.ti.com>
*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
- * Alex Zuepke <azu@sysgo.de>
*
* (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu@sysgo.de>
+ *
+ * (C) Copyright 2002-2004
* Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
*
+ * (C) Copyright 2004
+ * Philippe Robin, ARM Ltd. <philippe.robin@arm.com>
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
*/
#include <common.h>
-#include <asm/io.h>
#include <asm/proc-armv/ptrace.h>
+#include <s3c6400.h>
+#include <div64.h>
-#ifdef CONFIG_USE_IRQ
-/* enable IRQ interrupts */
-void enable_interrupts(void)
-{
- unsigned long temp;
- __asm__ __volatile__("mrs %0, cpsr\n"
- "bic %0, %0, #0x80\n" "msr cpsr_c, %0":"=r"(temp)
- ::"memory");
-}
-
-/*
- * disable IRQ/FIQ interrupts
- * returns true if interrupts had been enabled before we disabled them
- */
-int disable_interrupts(void)
-{
- unsigned long old, temp;
- __asm__ __volatile__("mrs %0, cpsr\n"
- "orr %1, %0, #0xc0\n"
- "msr cpsr_c, %1":"=r"(old), "=r"(temp)
- ::"memory");
- return (old & 0x80) == 0;
-}
-#else
-void enable_interrupts(void)
-{
- return;
-}
-int disable_interrupts(void)
-{
- return 0;
-}
-#endif
+static ulong timer_load_val;
-void bad_mode(void)
-{
- panic("Resetting CPU ...\n");
- reset_cpu(0);
-}
+#define PRESCALER 167
-void show_regs(struct pt_regs *regs)
+static s3c64xx_timers *s3c64xx_get_base_timers(void)
{
- unsigned long flags;
- const char *processor_modes[] = {
- "USER_26", "FIQ_26", "IRQ_26", "SVC_26",
- "UK4_26", "UK5_26", "UK6_26", "UK7_26",
- "UK8_26", "UK9_26", "UK10_26", "UK11_26",
- "UK12_26", "UK13_26", "UK14_26", "UK15_26",
- "USER_32", "FIQ_32", "IRQ_32", "SVC_32",
- "UK4_32", "UK5_32", "UK6_32", "ABT_32",
- "UK8_32", "UK9_32", "UK10_32", "UND_32",
- "UK12_32", "UK13_32", "UK14_32", "SYS_32",
- };
-
- flags = condition_codes(regs);
-
- printf("pc : [<%08lx>] lr : [<%08lx>]\n"
- "sp : %08lx ip : %08lx fp : %08lx\n",
- instruction_pointer(regs),
- regs->ARM_lr, regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
- printf("r10: %08lx r9 : %08lx r8 : %08lx\n",
- regs->ARM_r10, regs->ARM_r9, regs->ARM_r8);
- printf("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
- regs->ARM_r7, regs->ARM_r6, regs->ARM_r5, regs->ARM_r4);
- printf("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n",
- regs->ARM_r3, regs->ARM_r2, regs->ARM_r1, regs->ARM_r0);
- printf("Flags: %c%c%c%c",
- flags & CC_N_BIT ? 'N' : 'n',
- flags & CC_Z_BIT ? 'Z' : 'z',
- flags & CC_C_BIT ? 'C' : 'c', flags & CC_V_BIT ? 'V' : 'v');
- printf(" IRQs %s FIQs %s Mode %s%s\n",
- interrupts_enabled(regs) ? "on" : "off",
- fast_interrupts_enabled(regs) ? "on" : "off",
- processor_modes[processor_mode(regs)],
- thumb_mode(regs) ? " (T)" : "");
+ return (s3c64xx_timers *)ELFIN_TIMER_BASE;
}
-void do_undefined_instruction(struct pt_regs *pt_regs)
+/* macro to read the 16 bit timer */
+static inline ulong read_timer(void)
{
- printf("undefined instruction\n");
- show_regs(pt_regs);
- bad_mode();
-}
+ s3c64xx_timers *const timers = s3c64xx_get_base_timers();
-void do_software_interrupt(struct pt_regs *pt_regs)
-{
- printf("software interrupt\n");
- show_regs(pt_regs);
- bad_mode();
+ return timers->TCNTO4;
}
-void do_prefetch_abort(struct pt_regs *pt_regs)
-{
- printf("prefetch abort\n");
- show_regs(pt_regs);
- bad_mode();
-}
+/* Internal tick units */
+/* Last decremneter snapshot */
+static unsigned long lastdec;
+/* Monotonic incrementing timer */
+static unsigned long long timestamp;
-void do_data_abort(struct pt_regs *pt_regs)
+int interrupt_init(void)
{
- printf("data abort\n");
- show_regs(pt_regs);
- bad_mode();
-}
+ s3c64xx_timers *const timers = s3c64xx_get_base_timers();
+
+ /* use PWM Timer 4 because it has no output */
+ /*
+ * We use the following scheme for the timer:
+ * Prescaler is hard fixed at 167, divider at 1/4.
+ * This gives at PCLK frequency 66MHz approx. 10us ticks
+ * The timer is set to wrap after 100s, at 66MHz this obviously
+ * happens after 10,000,000 ticks. A long variable can thus
+ * keep values up to 40,000s, i.e., 11 hours. This should be
+ * enough for most uses:-) Possible optimizations: select a
+ * binary-friendly frequency, e.g., 1ms / 128. Also calculate
+ * the prescaler automatically for other PCLK frequencies.
+ */
+ timers->TCFG0 = PRESCALER << 8;
+ if (timer_load_val == 0) {
+ timer_load_val = get_PCLK() / PRESCALER * (100 / 4); /* 100s */
+ timers->TCFG1 = (timers->TCFG1 & ~0xf0000) | 0x20000;
+ }
-void do_not_used(struct pt_regs *pt_regs)
-{
- printf("not used\n");
- show_regs(pt_regs);
- bad_mode();
-}
+ /* load value for 10 ms timeout */
+ lastdec = timers->TCNTB4 = timer_load_val;
+ /* auto load, manual update of Timer 4 */
+ timers->TCON = (timers->TCON & ~0x00700000) | TCON_4_AUTO |
+ TCON_4_UPDATE;
-void do_fiq(struct pt_regs *pt_regs)
-{
- printf("fast interrupt request\n");
- show_regs(pt_regs);
- bad_mode();
-}
+ /* auto load, start Timer 4 */
+ timers->TCON = (timers->TCON & ~0x00700000) | TCON_4_AUTO | COUNT_4_ON;
+ timestamp = 0;
-void do_irq(struct pt_regs *pt_regs)
-{
- printf("interrupt request\n");
- show_regs(pt_regs);
- bad_mode();
+ return 0;
}
-
-static ulong timestamp;
-static ulong lastinc;
-static gptimer_t *timer_base = (gptimer_t *)CONFIG_SYS_TIMERBASE;
-
/*
- * Nothing really to do with interrupts, just starts up a counter.
- * We run the counter with 13MHz, divided by 8, resulting in timer
- * frequency of 1.625MHz. With 32bit counter register, counter
- * overflows in ~44min
+ * timer without interrupts
*/
-/* 13MHz / 8 = 1.625MHz */
-#define TIMER_CLOCK (V_SCLK / (2 << CONFIG_SYS_PTV))
-#define TIMER_LOAD_VAL 0xffffffff
-
-int interrupt_init(void)
+/*
+ * This function is derived from PowerPC code (read timebase as long long).
+ * On ARM it just returns the timer value.
+ */
+unsigned long long get_ticks(void)
{
- /* start the counter ticking up, reload value on overflow */
- writel(TIMER_LOAD_VAL, &timer_base->tldr);
- /* enable timer */
- writel((CONFIG_SYS_PTV << 2) | TCLR_PRE | TCLR_AR | TCLR_ST,
- &timer_base->tclr);
+ ulong now = read_timer();
- reset_timer_masked(); /* init the timestamp and lastinc value */
+ if (lastdec >= now) {
+ /* normal mode */
+ timestamp += lastdec - now;
+ } else {
+ /* we have an overflow ... */
+ timestamp += lastdec + timer_load_val - now;
+ }
+ lastdec = now;
- return 0;
+ return timestamp;
}
/*
- * timer without interrupts
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
*/
-void reset_timer(void)
+ulong get_tbclk(void)
{
- reset_timer_masked();
+ /* We overrun in 100s */
+ return (ulong)(timer_load_val / 100);
}
-ulong get_timer(ulong base)
+void reset_timer_masked(void)
{
- return get_timer_masked() - base;
+ /* reset time */
+ lastdec = read_timer();
+ timestamp = 0;
}
-void set_timer(ulong t)
+void reset_timer(void)
{
- timestamp = t;
+ reset_timer_masked();
}
-/* delay x useconds */
-void udelay(unsigned long usec)
+ulong get_timer_masked(void)
{
- long tmo = usec * (TIMER_CLOCK / 1000) / 1000;
- unsigned long now, last = readl(&timer_base->tcrr);
-
- while (tmo > 0) {
- now = readl(&timer_base->tcrr);
- if (last > now) /* count up timer overflow */
- tmo -= TIMER_LOAD_VAL - last + now;
- else
- tmo -= now - last;
- last = now;
- }
+ unsigned long long res = get_ticks();
+ do_div (res, (timer_load_val / (100 * CONFIG_SYS_HZ)));
+ return res;
}
-void reset_timer_masked(void)
+ulong get_timer(ulong base)
{
- /* reset time, capture current incrementer value time */
- lastinc = readl(&timer_base->tcrr) / (TIMER_CLOCK / CONFIG_SYS_HZ);
- timestamp = 0; /* start "advancing" time stamp from 0 */
+ return get_timer_masked() - base;
}
-ulong get_timer_masked(void)
+void set_timer(ulong t)
{
- /* current tick value */
- ulong now = readl(&timer_base->tcrr) / (TIMER_CLOCK / CONFIG_SYS_HZ);
-
- if (now >= lastinc) /* normal mode (non roll) */
- /* move stamp fordward with absoulte diff ticks */
- timestamp += (now - lastinc);
- else /* we have rollover of incrementer */
- timestamp += ((TIMER_LOAD_VAL / (TIMER_CLOCK / CONFIG_SYS_HZ))
- - lastinc) + now;
- lastinc = now;
- return timestamp;
+ timestamp = t * (timer_load_val / (100 * CONFIG_SYS_HZ));
}
-/*
- * This function is derived from PowerPC code (read timebase as long long).
- * On ARM it just returns the timer value.
- */
-unsigned long long get_ticks(void)
+void udelay(unsigned long usec)
{
- return get_timer(0);
-}
+ unsigned long long tmp;
+ ulong tmo;
-/*
- * This function is derived from PowerPC code (timebase clock frequency).
- * On ARM it returns the number of timer ticks per second.
- */
-ulong get_tbclk(void)
-{
- return CONFIG_SYS_HZ;
+ tmo = (usec + 9) / 10;
+ tmp = get_ticks() + tmo; /* get current timestamp */
+
+ while (get_ticks() < tmp)/* loop till event */
+ /*NOP*/;
}
+++ /dev/null
-/*
- * Board specific setup info
- *
- * (C) Copyright 2008
- * Texas Instruments, <www.ti.com>
- *
- * Initial Code by:
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/clocks_omap3.h>
-
-_TEXT_BASE:
- .word TEXT_BASE /* sdram load addr from config.mk */
-
-#if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_NAND_BOOT)
-/**************************************************************************
- * cpy_clk_code: relocates clock code into SRAM where its safer to execute
- * R1 = SRAM destination address.
- *************************************************************************/
-.global cpy_clk_code
- cpy_clk_code:
- /* Copy DPLL code into SRAM */
- adr r0, go_to_speed /* get addr of clock setting code */
- mov r2, #384 /* r2 size to copy (div by 32 bytes) */
- mov r1, r1 /* r1 <- dest address (passed in) */
- add r2, r2, r0 /* r2 <- source end address */
-next2:
- ldmia r0!, {r3 - r10} /* copy from source address [r0] */
- stmia r1!, {r3 - r10} /* copy to target address [r1] */
- cmp r0, r2 /* until source end address [r2] */
- bne next2
- mov pc, lr /* back to caller */
-
-/* ***************************************************************************
- * go_to_speed: -Moves to bypass, -Commits clock dividers, -puts dpll at speed
- * -executed from SRAM.
- * R0 = CM_CLKEN_PLL-bypass value
- * R1 = CM_CLKSEL1_PLL-m, n, and divider values
- * R2 = CM_CLKSEL_CORE-divider values
- * R3 = CM_IDLEST_CKGEN - addr dpll lock wait
- *
- * Note: If core unlocks/relocks and SDRAM is running fast already it gets
- * confused. A reset of the controller gets it back. Taking away its
- * L3 when its not in self refresh seems bad for it. Normally, this
- * code runs from flash before SDR is init so that should be ok.
- ****************************************************************************/
-.global go_to_speed
- go_to_speed:
- stmfd sp!, {r4 - r6}
-
- /* move into fast relock bypass */
- ldr r4, pll_ctl_add
- str r0, [r4]
-wait1:
- ldr r5, [r3] /* get status */
- and r5, r5, #0x1 /* isolate core status */
- cmp r5, #0x1 /* still locked? */
- beq wait1 /* if lock, loop */
-
- /* set new dpll dividers _after_ in bypass */
- ldr r5, pll_div_add1
- str r1, [r5] /* set m, n, m2 */
- ldr r5, pll_div_add2
- str r2, [r5] /* set l3/l4/.. dividers*/
- ldr r5, pll_div_add3 /* wkup */
- ldr r2, pll_div_val3 /* rsm val */
- str r2, [r5]
- ldr r5, pll_div_add4 /* gfx */
- ldr r2, pll_div_val4
- str r2, [r5]
- ldr r5, pll_div_add5 /* emu */
- ldr r2, pll_div_val5
- str r2, [r5]
-
- /* now prepare GPMC (flash) for new dpll speed */
- /* flash needs to be stable when we jump back to it */
- ldr r5, flash_cfg3_addr
- ldr r2, flash_cfg3_val
- str r2, [r5]
- ldr r5, flash_cfg4_addr
- ldr r2, flash_cfg4_val
- str r2, [r5]
- ldr r5, flash_cfg5_addr
- ldr r2, flash_cfg5_val
- str r2, [r5]
- ldr r5, flash_cfg1_addr
- ldr r2, [r5]
- orr r2, r2, #0x3 /* up gpmc divider */
- str r2, [r5]
-
- /* lock DPLL3 and wait a bit */
- orr r0, r0, #0x7 /* set up for lock mode */
- str r0, [r4] /* lock */
- nop /* ARM slow at this point working at sys_clk */
- nop
- nop
- nop
-wait2:
- ldr r5, [r3] /* get status */
- and r5, r5, #0x1 /* isolate core status */
- cmp r5, #0x1 /* still locked? */
- bne wait2 /* if lock, loop */
- nop
- nop
- nop
- nop
- ldmfd sp!, {r4 - r6}
- mov pc, lr /* back to caller, locked */
-
-_go_to_speed: .word go_to_speed
-
-/* these constants need to be close for PIC code */
-/* The Nor has to be in the Flash Base CS0 for this condition to happen */
-flash_cfg1_addr:
- .word (GPMC_CONFIG_CS0 + GPMC_CONFIG1)
-flash_cfg3_addr:
- .word (GPMC_CONFIG_CS0 + GPMC_CONFIG3)
-flash_cfg3_val:
- .word STNOR_GPMC_CONFIG3
-flash_cfg4_addr:
- .word (GPMC_CONFIG_CS0 + GPMC_CONFIG4)
-flash_cfg4_val:
- .word STNOR_GPMC_CONFIG4
-flash_cfg5_val:
- .word STNOR_GPMC_CONFIG5
-flash_cfg5_addr:
- .word (GPMC_CONFIG_CS0 + GPMC_CONFIG5)
-pll_ctl_add:
- .word CM_CLKEN_PLL
-pll_div_add1:
- .word CM_CLKSEL1_PLL
-pll_div_add2:
- .word CM_CLKSEL_CORE
-pll_div_add3:
- .word CM_CLKSEL_WKUP
-pll_div_val3:
- .word (WKUP_RSM << 1)
-pll_div_add4:
- .word CM_CLKSEL_GFX
-pll_div_val4:
- .word (GFX_DIV << 0)
-pll_div_add5:
- .word CM_CLKSEL1_EMU
-pll_div_val5:
- .word CLSEL1_EMU_VAL
-
-#endif
-
-.globl lowlevel_init
-lowlevel_init:
- ldr sp, SRAM_STACK
- str ip, [sp] /* stash old link register */
- mov ip, lr /* save link reg across call */
- bl s_init /* go setup pll, mux, memory */
- ldr ip, [sp] /* restore save ip */
- mov lr, ip /* restore link reg */
-
- /* back to arch calling code */
- mov pc, lr
-
- /* the literal pools origin */
- .ltorg
-
-REG_CONTROL_STATUS:
- .word CONTROL_STATUS
-SRAM_STACK:
- .word LOW_LEVEL_SRAM_STACK
-
-/* DPLL(1-4) PARAM TABLES */
-
-/*
- * Each of the tables has M, N, FREQSEL, M2 values defined for nominal
- * OPP (1.2V). The fields are defined according to dpll_param struct (clock.c).
- * The values are defined for all possible sysclk and for ES1 and ES2.
- */
-
-mpu_dpll_param:
-/* 12MHz */
-/* ES1 */
-.word MPU_M_12_ES1, MPU_N_12_ES1, MPU_FSEL_12_ES1, MPU_M2_12_ES1
-/* ES2 */
-.word MPU_M_12_ES2, MPU_N_12_ES2, MPU_FSEL_12_ES2, MPU_M2_ES2
-/* 3410 */
-.word MPU_M_12, MPU_N_12, MPU_FSEL_12, MPU_M2_12
-
-/* 13MHz */
-/* ES1 */
-.word MPU_M_13_ES1, MPU_N_13_ES1, MPU_FSEL_13_ES1, MPU_M2_13_ES1
-/* ES2 */
-.word MPU_M_13_ES2, MPU_N_13_ES2, MPU_FSEL_13_ES2, MPU_M2_13_ES2
-/* 3410 */
-.word MPU_M_13, MPU_N_13, MPU_FSEL_13, MPU_M2_13
-
-/* 19.2MHz */
-/* ES1 */
-.word MPU_M_19P2_ES1, MPU_N_19P2_ES1, MPU_FSEL_19P2_ES1, MPU_M2_19P2_ES1
-/* ES2 */
-.word MPU_M_19P2_ES2, MPU_N_19P2_ES2, MPU_FSEL_19P2_ES2, MPU_M2_19P2_ES2
-/* 3410 */
-.word MPU_M_19P2, MPU_N_19P2, MPU_FSEL_19P2, MPU_M2_19P2
-
-/* 26MHz */
-/* ES1 */
-.word MPU_M_26_ES1, MPU_N_26_ES1, MPU_FSEL_26_ES1, MPU_M2_26_ES1
-/* ES2 */
-.word MPU_M_26_ES2, MPU_N_26_ES2, MPU_FSEL_26_ES2, MPU_M2_26_ES2
-/* 3410 */
-.word MPU_M_26, MPU_N_26, MPU_FSEL_26, MPU_M2_26
-
-/* 38.4MHz */
-/* ES1 */
-.word MPU_M_38P4_ES1, MPU_N_38P4_ES1, MPU_FSEL_38P4_ES1, MPU_M2_38P4_ES1
-/* ES2 */
-.word MPU_M_38P4_ES2, MPU_N_38P4_ES2, MPU_FSEL_38P4_ES2, MPU_M2_38P4_ES2
-/* 3410 */
-.word MPU_M_38P4, MPU_N_38P4, MPU_FSEL_38P4, MPU_M2_38P4
-
-
-.globl get_mpu_dpll_param
-get_mpu_dpll_param:
- adr r0, mpu_dpll_param
- mov pc, lr
-
-iva_dpll_param:
-/* 12MHz */
-/* ES1 */
-.word IVA_M_12_ES1, IVA_N_12_ES1, IVA_FSEL_12_ES1, IVA_M2_12_ES1
-/* ES2 */
-.word IVA_M_12_ES2, IVA_N_12_ES2, IVA_FSEL_12_ES2, IVA_M2_12_ES2
-/* 3410 */
-.word IVA_M_12, IVA_N_12, IVA_FSEL_12, IVA_M2_12
-
-/* 13MHz */
-/* ES1 */
-.word IVA_M_13_ES1, IVA_N_13_ES1, IVA_FSEL_13_ES1, IVA_M2_13_ES1
-/* ES2 */
-.word IVA_M_13_ES2, IVA_N_13_ES2, IVA_FSEL_13_ES2, IVA_M2_13_ES2
-/* 3410 */
-.word IVA_M_13, IVA_N_13, IVA_FSEL_13, IVA_M2_13
-
-/* 19.2MHz */
-/* ES1 */
-.word IVA_M_19P2_ES1, IVA_N_19P2_ES1, IVA_FSEL_19P2_ES1, IVA_M2_19P2_ES1
-/* ES2 */
-.word IVA_M_19P2_ES2, IVA_N_19P2_ES2, IVA_FSEL_19P2_ES2, IVA_M2_19P2_ES2
-/* 3410 */
-.word IVA_M_19P2, IVA_N_19P2, IVA_FSEL_19P2, IVA_M2_19P2
-
-/* 26MHz */
-/* ES1 */
-.word IVA_M_26_ES1, IVA_N_26_ES1, IVA_FSEL_26_ES1, IVA_M2_26_ES1
-/* ES2 */
-.word IVA_M_26_ES2, IVA_N_26_ES2, IVA_FSEL_26_ES2, IVA_M2_26_ES2
-/* 3410 */
-.word IVA_M_26, IVA_N_26, IVA_FSEL_26, IVA_M2_26
-
-/* 38.4MHz */
-/* ES1 */
-.word IVA_M_38P4_ES1, IVA_N_38P4_ES1, IVA_FSEL_38P4_ES1, IVA_M2_38P4_ES1
-/* ES2 */
-.word IVA_M_38P4_ES2, IVA_N_38P4_ES2, IVA_FSEL_38P4_ES2, IVA_M2_38P4_ES2
-/* 3410 */
-.word IVA_M_38P4, IVA_N_38P4, IVA_FSEL_38P4, IVA_M2_38P4
-
-
-.globl get_iva_dpll_param
-get_iva_dpll_param:
- adr r0, iva_dpll_param
- mov pc, lr
-
-/* Core DPLL targets for L3 at 166 & L133 */
-core_dpll_param:
-/* 12MHz */
-/* ES1 */
-.word CORE_M_12_ES1, CORE_N_12_ES1, CORE_FSL_12_ES1, CORE_M2_12_ES1
-/* ES2 */
-.word CORE_M_12, CORE_N_12, CORE_FSEL_12, CORE_M2_12
-/* 3410 */
-.word CORE_M_12, CORE_N_12, CORE_FSEL_12, CORE_M2_12
-
-/* 13MHz */
-/* ES1 */
-.word CORE_M_13_ES1, CORE_N_13_ES1, CORE_FSL_13_ES1, CORE_M2_13_ES1
-/* ES2 */
-.word CORE_M_13, CORE_N_13, CORE_FSEL_13, CORE_M2_13
-/* 3410 */
-.word CORE_M_13, CORE_N_13, CORE_FSEL_13, CORE_M2_13
-
-/* 19.2MHz */
-/* ES1 */
-.word CORE_M_19P2_ES1, CORE_N_19P2_ES1, CORE_FSL_19P2_ES1, CORE_M2_19P2_ES1
-/* ES2 */
-.word CORE_M_19P2, CORE_N_19P2, CORE_FSEL_19P2, CORE_M2_19P2
-/* 3410 */
-.word CORE_M_19P2, CORE_N_19P2, CORE_FSEL_19P2, CORE_M2_19P2
-
-/* 26MHz */
-/* ES1 */
-.word CORE_M_26_ES1, CORE_N_26_ES1, CORE_FSL_26_ES1, CORE_M2_26_ES1
-/* ES2 */
-.word CORE_M_26, CORE_N_26, CORE_FSEL_26, CORE_M2_26
-/* 3410 */
-.word CORE_M_26, CORE_N_26, CORE_FSEL_26, CORE_M2_26
-
-/* 38.4MHz */
-/* ES1 */
-.word CORE_M_38P4_ES1, CORE_N_38P4_ES1, CORE_FSL_38P4_ES1, CORE_M2_38P4_ES1
-/* ES2 */
-.word CORE_M_38P4, CORE_N_38P4, CORE_FSEL_38P4, CORE_M2_38P4
-/* 3410 */
-.word CORE_M_38P4, CORE_N_38P4, CORE_FSEL_38P4, CORE_M2_38P4
-
-.globl get_core_dpll_param
-get_core_dpll_param:
- adr r0, core_dpll_param
- mov pc, lr
-
-/* PER DPLL values are same for both ES1 and ES2 */
-per_dpll_param:
-/* 12MHz */
-.word PER_M_12, PER_N_12, PER_FSEL_12, PER_M2_12
-
-/* 13MHz */
-.word PER_M_13, PER_N_13, PER_FSEL_13, PER_M2_13
-
-/* 19.2MHz */
-.word PER_M_19P2, PER_N_19P2, PER_FSEL_19P2, PER_M2_19P2
-
-/* 26MHz */
-.word PER_M_26, PER_N_26, PER_FSEL_26, PER_M2_26
-
-/* 38.4MHz */
-.word PER_M_38P4, PER_N_38P4, PER_FSEL_38P4, PER_M2_38P4
-
-.globl get_per_dpll_param
-get_per_dpll_param:
- adr r0, per_dpll_param
- mov pc, lr
+++ /dev/null
-/*
- * (C) Copyright 2008
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- * Manikandan Pillai <mani.pillai@ti.com>
- *
- * Initial Code from:
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/sys_proto.h>
-#include <command.h>
-
-/*
- * Only One NAND allowed on board at a time.
- * The GPMC CS Base for the same
- */
-unsigned int boot_flash_base;
-unsigned int boot_flash_off;
-unsigned int boot_flash_sec;
-unsigned int boot_flash_type;
-volatile unsigned int boot_flash_env_addr;
-
-#if defined(CONFIG_CMD_NAND)
-static u32 gpmc_m_nand[GPMC_MAX_REG] = {
- M_NAND_GPMC_CONFIG1,
- M_NAND_GPMC_CONFIG2,
- M_NAND_GPMC_CONFIG3,
- M_NAND_GPMC_CONFIG4,
- M_NAND_GPMC_CONFIG5,
- M_NAND_GPMC_CONFIG6, 0
-};
-
-gpmc_csx_t *nand_cs_base;
-gpmc_t *gpmc_cfg_base;
-
-#if defined(CONFIG_ENV_IS_IN_NAND)
-#define GPMC_CS 0
-#else
-#define GPMC_CS 1
-#endif
-
-#endif
-
-#if defined(CONFIG_CMD_ONENAND)
-static u32 gpmc_onenand[GPMC_MAX_REG] = {
- ONENAND_GPMC_CONFIG1,
- ONENAND_GPMC_CONFIG2,
- ONENAND_GPMC_CONFIG3,
- ONENAND_GPMC_CONFIG4,
- ONENAND_GPMC_CONFIG5,
- ONENAND_GPMC_CONFIG6, 0
-};
-
-gpmc_csx_t *onenand_cs_base;
-
-#if defined(CONFIG_ENV_IS_IN_ONENAND)
-#define GPMC_CS 0
-#else
-#define GPMC_CS 1
-#endif
-
-#endif
-
-static sdrc_t *sdrc_base = (sdrc_t *)OMAP34XX_SDRC_BASE;
-
-/**************************************************************************
- * make_cs1_contiguous() - for es2 and above remap cs1 behind cs0 to allow
- * command line mem=xyz use all memory with out discontinuous support
- * compiled in. Could do it at the ATAG, but there really is two banks...
- * Called as part of 2nd phase DDR init.
- **************************************************************************/
-void make_cs1_contiguous(void)
-{
- u32 size, a_add_low, a_add_high;
-
- size = get_sdr_cs_size(CS0);
- size /= SZ_32M; /* find size to offset CS1 */
- a_add_high = (size & 3) << 8; /* set up low field */
- a_add_low = (size & 0x3C) >> 2; /* set up high field */
- writel((a_add_high | a_add_low), &sdrc_base->cs_cfg);
-
-}
-
-/********************************************************
- * mem_ok() - test used to see if timings are correct
- * for a part. Helps in guessing which part
- * we are currently using.
- *******************************************************/
-u32 mem_ok(u32 cs)
-{
- u32 val1, val2, addr;
- u32 pattern = 0x12345678;
-
- addr = OMAP34XX_SDRC_CS0 + get_sdr_cs_offset(cs);
-
- writel(0x0, addr + 0x400); /* clear pos A */
- writel(pattern, addr); /* pattern to pos B */
- writel(0x0, addr + 4); /* remove pattern off the bus */
- val1 = readl(addr + 0x400); /* get pos A value */
- val2 = readl(addr); /* get val2 */
-
- if ((val1 != 0) || (val2 != pattern)) /* see if pos A val changed */
- return 0;
- else
- return 1;
-}
-
-/********************************************************
- * sdrc_init() - init the sdrc chip selects CS0 and CS1
- * - early init routines, called from flash or
- * SRAM.
- *******************************************************/
-void sdrc_init(void)
-{
- /* only init up first bank here */
- do_sdrc_init(CS0, EARLY_INIT);
-}
-
-/*************************************************************************
- * do_sdrc_init(): initialize the SDRAM for use.
- * -code sets up SDRAM basic SDRC timings for CS0
- * -optimal settings can be placed here, or redone after i2c
- * inspection of board info
- *
- * - code called once in C-Stack only context for CS0 and a possible 2nd
- * time depending on memory configuration from stack+global context
- **************************************************************************/
-
-void do_sdrc_init(u32 cs, u32 early)
-{
- sdrc_actim_t *sdrc_actim_base;
-
- if(cs)
- sdrc_actim_base = (sdrc_actim_t *)SDRC_ACTIM_CTRL1_BASE;
- else
- sdrc_actim_base = (sdrc_actim_t *)SDRC_ACTIM_CTRL0_BASE;
-
- if (early) {
- /* reset sdrc controller */
- writel(SOFTRESET, &sdrc_base->sysconfig);
- wait_on_value(RESETDONE, RESETDONE, &sdrc_base->status,
- 12000000);
- writel(0, &sdrc_base->sysconfig);
-
- /* setup sdrc to ball mux */
- writel(SDP_SDRC_SHARING, &sdrc_base->sharing);
-
- /* Disable Power Down of CKE cuz of 1 CKE on combo part */
- writel(SRFRONRESET | PAGEPOLICY_HIGH, &sdrc_base->power);
-
- writel(ENADLL | DLLPHASE_90, &sdrc_base->dlla_ctrl);
- sdelay(0x20000);
- }
-
- writel(RASWIDTH_13BITS | CASWIDTH_10BITS | ADDRMUXLEGACY |
- RAMSIZE_128 | BANKALLOCATION | B32NOT16 | B32NOT16 |
- DEEPPD | DDR_SDRAM, &sdrc_base->cs[cs].mcfg);
- writel(ARCV | ARE_ARCV_1, &sdrc_base->cs[cs].rfr_ctrl);
- writel(V_ACTIMA_165, &sdrc_actim_base->ctrla);
- writel(V_ACTIMB_165, &sdrc_actim_base->ctrlb);
-
- writel(CMD_NOP, &sdrc_base ->cs[cs].manual);
- writel(CMD_PRECHARGE, &sdrc_base->cs[cs].manual);
- writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual);
- writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual);
-
- /*
- * CAS latency 3, Write Burst = Read Burst, Serial Mode,
- * Burst length = 4
- */
- writel(CASL3 | BURSTLENGTH4, &sdrc_base->cs[cs].mr);
-
- if (!mem_ok(cs))
- writel(0, &sdrc_base->cs[cs].mcfg);
-}
-
-void enable_gpmc_config(u32 *gpmc_config, gpmc_csx_t *gpmc_cs_base, u32 base,
- u32 size)
-{
- writel(0, &gpmc_cs_base->config7);
- sdelay(1000);
- /* Delay for settling */
- writel(gpmc_config[0], &gpmc_cs_base->config1);
- writel(gpmc_config[1], &gpmc_cs_base->config2);
- writel(gpmc_config[2], &gpmc_cs_base->config3);
- writel(gpmc_config[3], &gpmc_cs_base->config4);
- writel(gpmc_config[4], &gpmc_cs_base->config5);
- writel(gpmc_config[5], &gpmc_cs_base->config6);
- /* Enable the config */
- writel((((size & 0xF) << 8) | ((base >> 24) & 0x3F) |
- (1 << 6)), &gpmc_cs_base->config7);
- sdelay(2000);
-}
-
-/*****************************************************
- * gpmc_init(): init gpmc bus
- * Init GPMC for x16, MuxMode (SDRAM in x32).
- * This code can only be executed from SRAM or SDRAM.
- *****************************************************/
-void gpmc_init(void)
-{
- /* putting a blanket check on GPMC based on ZeBu for now */
- u32 *gpmc_config = NULL;
- gpmc_t *gpmc_base = (gpmc_t *)GPMC_BASE;
- gpmc_csx_t *gpmc_cs_base = (gpmc_csx_t *)GPMC_CONFIG_CS0_BASE;
- u32 base = 0;
- u32 size = 0;
- u32 f_off = CONFIG_SYS_MONITOR_LEN;
- u32 f_sec = 0;
- u32 config = 0;
-
- /* global settings */
- writel(0, &gpmc_base->irqenable); /* isr's sources masked */
- writel(0, &gpmc_base->timeout_control);/* timeout disable */
-
- config = readl(&gpmc_base->config);
- config &= (~0xf00);
- writel(config, &gpmc_base->config);
-
- /*
- * Disable the GPMC0 config set by ROM code
- * It conflicts with our MPDB (both at 0x08000000)
- */
- writel(0, &gpmc_cs_base->config7);
- sdelay(1000);
-
-#if defined(CONFIG_CMD_NAND) /* CS 0 */
- gpmc_config = gpmc_m_nand;
- gpmc_cfg_base = gpmc_base;
- nand_cs_base = (gpmc_csx_t *)(GPMC_CONFIG_CS0_BASE +
- (GPMC_CS * GPMC_CONFIG_WIDTH));
- base = PISMO1_NAND_BASE;
- size = PISMO1_NAND_SIZE;
- enable_gpmc_config(gpmc_config, nand_cs_base, base, size);
-#if defined(CONFIG_ENV_IS_IN_NAND)
- f_off = SMNAND_ENV_OFFSET;
- f_sec = SZ_128K;
- /* env setup */
- boot_flash_base = base;
- boot_flash_off = f_off;
- boot_flash_sec = f_sec;
- boot_flash_env_addr = f_off;
-#endif
-#endif
-
-#if defined(CONFIG_CMD_ONENAND)
- gpmc_config = gpmc_onenand;
- onenand_cs_base = (gpmc_csx_t *)(GPMC_CONFIG_CS0_BASE +
- (GPMC_CS * GPMC_CONFIG_WIDTH));
- base = PISMO1_ONEN_BASE;
- size = PISMO1_ONEN_SIZE;
- enable_gpmc_config(gpmc_config, onenand_cs_base, base, size);
-#if defined(CONFIG_ENV_IS_IN_ONENAND)
- f_off = ONENAND_ENV_OFFSET;
- f_sec = SZ_128K;
- /* env setup */
- boot_flash_base = base;
- boot_flash_off = f_off;
- boot_flash_sec = f_sec;
- boot_flash_env_addr = f_off;
-#endif
-#endif
-}
--- /dev/null
+/*
+ * (C) Copyright 2001-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2002
+ * David Mueller, ELSOFT AG, d.mueller@elsoft.ch
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * This code should work for both the S3C2400 and the S3C2410
+ * as they seem to have the same PLL and clock machinery inside.
+ * The different address mapping is handled by the s3c24xx.h files below.
+ */
+
+#include <common.h>
+#include <s5pc100.h>
+
+#define APLL 0
+#define MPLL 1
+#define EPLL 2
+
+/* ------------------------------------------------------------------------- */
+/*
+ * NOTE: This describes the proper use of this file.
+ *
+ * CONFIG_SYS_CLK_FREQ should be defined as the input frequency of the PLL.
+ *
+ * get_FCLK(), get_HCLK(), get_PCLK() and get_UCLK() return the clock of
+ * the specified bus in HZ.
+ */
+/* ------------------------------------------------------------------------- */
+
+static ulong get_PLLCLK(int pllreg)
+{
+ ulong r, m, p, s;
+
+ switch (pllreg) {
+ case APLL:
+ r = APLL_CON_REG;
+ break;
+ case MPLL:
+ r = MPLL_CON_REG;
+ break;
+ case EPLL:
+ r = EPLL_CON0_REG;
+ break;
+ default:
+ hang();
+ }
+
+ m = (r >> 16) & 0x3ff;
+ p = (r >> 8) & 0x3f;
+ s = r & 0x7;
+
+ return m * (CONFIG_SYS_CLK_FREQ / (p * (1 << s)));
+}
+
+/* return ARMCORE frequency */
+ulong get_ARMCLK(void)
+{
+ ulong div;
+
+ div = CLK_DIV0_REG;
+
+ return get_PLLCLK(APLL) / ((div & 0x7) + 1);
+}
+
+/* return FCLK frequency */
+ulong get_FCLK(void)
+{
+ return get_PLLCLK(APLL);
+}
+
+/* return HCLK frequency */
+ulong get_HCLK(void)
+{
+ ulong fclk;
+
+ uint hclkx2_div = ((CLK_DIV0_REG >> 9) & 0x7) + 1;
+ uint hclk_div = ((CLK_DIV0_REG >> 8) & 0x1) + 1;
+
+ /*
+ * Bit 7 exists on s3c6410, and not on s3c6400, it is reserved on
+ * s3c6400 and is always 0, and it is indeed running in ASYNC mode
+ */
+ if (OTHERS_REG & 0x80)
+ fclk = get_FCLK(); /* SYNC Mode */
+ else
+ fclk = get_PLLCLK(MPLL); /* ASYNC Mode */
+
+ return fclk / (hclk_div * hclkx2_div);
+}
+
+/* return PCLK frequency */
+ulong get_PCLK(void)
+{
+ ulong fclk;
+ uint hclkx2_div = ((CLK_DIV0_REG >> 9) & 0x7) + 1;
+ uint pre_div = ((CLK_DIV0_REG >> 12) & 0xf) + 1;
+
+ if (OTHERS_REG & 0x80)
+ fclk = get_FCLK(); /* SYNC Mode */
+ else
+ fclk = get_PLLCLK(MPLL); /* ASYNC Mode */
+
+ return fclk / (hclkx2_div * pre_div);
+}
+
+/* return UCLK frequency */
+ulong get_UCLK(void)
+{
+ return get_PLLCLK(EPLL);
+}
+
+int print_cpuinfo(void)
+{
+ printf("\nCPU: S3C6400@%luMHz\n", get_ARMCLK() / 1000000);
+ printf(" Fclk = %luMHz, Hclk = %luMHz, Pclk = %luMHz ",
+ get_FCLK() / 1000000, get_HCLK() / 1000000,
+ get_PCLK() / 1000000);
+
+ if (OTHERS_REG & 0x80)
+ printf("(SYNC Mode) \n");
+ else
+ printf("(ASYNC Mode) \n");
+ return 0;
+}
+++ /dev/null
-/*
- * (C) Copyright 2008
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- * Manikandan Pillai <mani.pillai@ti.com>
- *
- * Derived from Beagle Board and 3430 SDP code by
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/mem.h> /* get mem tables */
-#include <asm/arch/sys_proto.h>
-#include <i2c.h>
-
-extern omap3_sysinfo sysinfo;
-static gpmc_csx_t *gpmc_cs_base = (gpmc_csx_t *)GPMC_CONFIG_CS0_BASE;
-static sdrc_t *sdrc_base = (sdrc_t *)OMAP34XX_SDRC_BASE;
-static ctrl_t *ctrl_base = (ctrl_t *)OMAP34XX_CTRL_BASE;
-static char *rev_s[CPU_3XX_MAX_REV] = {
- "1.0",
- "2.0",
- "2.1",
- "3.0",
- "3.1"};
-
-/*****************************************************************
- * dieid_num_r(void) - read and set die ID
- *****************************************************************/
-void dieid_num_r(void)
-{
- ctrl_id_t *id_base = (ctrl_id_t *)OMAP34XX_ID_L4_IO_BASE;
- char *uid_s, die_id[34];
- u32 id[4];
-
- memset(die_id, 0, sizeof(die_id));
-
- uid_s = getenv("dieid#");
-
- if (uid_s == NULL) {
- id[3] = readl(&id_base->die_id_0);
- id[2] = readl(&id_base->die_id_1);
- id[1] = readl(&id_base->die_id_2);
- id[0] = readl(&id_base->die_id_3);
- sprintf(die_id, "%08x%08x%08x%08x", id[0], id[1], id[2], id[3]);
- setenv("dieid#", die_id);
- uid_s = die_id;
- }
-
- printf("Die ID #%s\n", uid_s);
-}
-
-/******************************************
- * get_cpu_type(void) - extract cpu info
- ******************************************/
-u32 get_cpu_type(void)
-{
- return readl(&ctrl_base->ctrl_omap_stat);
-}
-
-/******************************************
- * get_cpu_rev(void) - extract version info
- ******************************************/
-u32 get_cpu_rev(void)
-{
- u32 cpuid = 0;
- ctrl_id_t *id_base;
-
- /*
- * On ES1.0 the IDCODE register is not exposed on L4
- * so using CPU ID to differentiate between ES1.0 and > ES1.0.
- */
- __asm__ __volatile__("mrc p15, 0, %0, c0, c0, 0":"=r"(cpuid));
- if ((cpuid & 0xf) == 0x0)
- return CPU_3XX_ES10;
- else {
- /* Decode the IDs on > ES1.0 */
- id_base = (ctrl_id_t *) OMAP34XX_ID_L4_IO_BASE;
-
- cpuid = (readl(&id_base->idcode) >> CPU_3XX_ID_SHIFT) & 0xf;
-
- /* Some early ES2.0 seem to report ID 0, fix this */
- if(cpuid == 0)
- cpuid = CPU_3XX_ES20;
-
- return cpuid;
- }
-}
-
-/****************************************************
- * is_mem_sdr() - return 1 if mem type in use is SDR
- ****************************************************/
-u32 is_mem_sdr(void)
-{
- if (readl(&sdrc_base->cs[CS0].mr) == SDP_SDRC_MR_0_SDR)
- return 1;
- return 0;
-}
-
-/***********************************************************************
- * get_cs0_size() - get size of chip select 0/1
- ************************************************************************/
-u32 get_sdr_cs_size(u32 cs)
-{
- u32 size;
-
- /* get ram size field */
- size = readl(&sdrc_base->cs[cs].mcfg) >> 8;
- size &= 0x3FF; /* remove unwanted bits */
- size *= SZ_2M; /* find size in MB */
- return size;
-}
-
-/***********************************************************************
- * get_sdr_cs_offset() - get offset of cs from cs0 start
- ************************************************************************/
-u32 get_sdr_cs_offset(u32 cs)
-{
- u32 offset;
-
- if (!cs)
- return 0;
-
- offset = readl(&sdrc_base->cs_cfg);
- offset = (offset & 15) << 27 | (offset & 0x30) >> 17;
-
- return offset;
-}
-
-/***************************************************************************
- * get_gpmc0_base() - Return current address hardware will be
- * fetching from. The below effectively gives what is correct, its a bit
- * mis-leading compared to the TRM. For the most general case the mask
- * needs to be also taken into account this does work in practice.
- * - for u-boot we currently map:
- * -- 0 to nothing,
- * -- 4 to flash
- * -- 8 to enent
- * -- c to wifi
- ****************************************************************************/
-u32 get_gpmc0_base(void)
-{
- u32 b;
-
- b = readl(&gpmc_cs_base->config7);
- b &= 0x1F; /* keep base [5:0] */
- b = b << 24; /* ret 0x0b000000 */
- return b;
-}
-
-/*******************************************************************
- * get_gpmc0_width() - See if bus is in x8 or x16 (mainly for nand)
- *******************************************************************/
-u32 get_gpmc0_width(void)
-{
- return WIDTH_16BIT;
-}
-
-/*************************************************************************
- * get_board_rev() - setup to pass kernel board revision information
- * returns:(bit[0-3] sub version, higher bit[7-4] is higher version)
- *************************************************************************/
-u32 get_board_rev(void)
-{
- return 0x20;
-}
-
-/********************************************************
- * get_base(); get upper addr of current execution
- *******************************************************/
-u32 get_base(void)
-{
- u32 val;
-
- __asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory");
- val &= 0xF0000000;
- val >>= 28;
- return val;
-}
-
-/********************************************************
- * is_running_in_flash() - tell if currently running in
- * FLASH.
- *******************************************************/
-u32 is_running_in_flash(void)
-{
- if (get_base() < 4)
- return 1; /* in FLASH */
-
- return 0; /* running in SRAM or SDRAM */
-}
-
-/********************************************************
- * is_running_in_sram() - tell if currently running in
- * SRAM.
- *******************************************************/
-u32 is_running_in_sram(void)
-{
- if (get_base() == 4)
- return 1; /* in SRAM */
-
- return 0; /* running in FLASH or SDRAM */
-}
-
-/********************************************************
- * is_running_in_sdram() - tell if currently running in
- * SDRAM.
- *******************************************************/
-u32 is_running_in_sdram(void)
-{
- if (get_base() > 4)
- return 1; /* in SDRAM */
-
- return 0; /* running in SRAM or FLASH */
-}
-
-/***************************************************************
- * get_boot_type() - Is this an XIP type device or a stream one
- * bits 4-0 specify type. Bit 5 says mem/perif
- ***************************************************************/
-u32 get_boot_type(void)
-{
- return (readl(&ctrl_base->status) & SYSBOOT_MASK);
-}
-
-/*************************************************************
- * get_device_type(): tell if GP/HS/EMU/TST
- *************************************************************/
-u32 get_device_type(void)
-{
- return ((readl(&ctrl_base->status) & (DEVICE_MASK)) >> 8);
-}
-
-#ifdef CONFIG_DISPLAY_CPUINFO
-/**
- * Print CPU information
- */
-int print_cpuinfo (void)
-{
- char *cpu_s, *sec_s;
-
- switch (get_cpu_type()) {
- case OMAP3503:
- cpu_s = "3503";
- break;
- case OMAP3515:
- cpu_s = "3515";
- break;
- case OMAP3525:
- cpu_s = "3525";
- break;
- case OMAP3530:
- cpu_s = "3530";
- break;
- default:
- cpu_s = "35XX";
- break;
- }
-
- switch (get_device_type()) {
- case TST_DEVICE:
- sec_s = "TST";
- break;
- case EMU_DEVICE:
- sec_s = "EMU";
- break;
- case HS_DEVICE:
- sec_s = "HS";
- break;
- case GP_DEVICE:
- sec_s = "GP";
- break;
- default:
- sec_s = "?";
- }
-
- printf("OMAP%s-%s ES%s, CPU-OPP2 L3-165MHz\n",
- cpu_s, sec_s, rev_s[get_cpu_rev()]);
-
- return 0;
-}
-#endif /* CONFIG_DISPLAY_CPUINFO */
+++ /dev/null
-/*
- * (C) Copyright 2008
- * Texas Instruments, <www.ti.com>
- *
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/clocks.h>
-#include <asm/arch/sys_proto.h>
-
-/************************************************************
- * sdelay() - simple spin loop. Will be constant time as
- * its generally used in bypass conditions only. This
- * is necessary until timers are accessible.
- *
- * not inline to increase chances its in cache when called
- *************************************************************/
-void sdelay(unsigned long loops)
-{
- __asm__ volatile ("1:\n" "subs %0, %1, #1\n"
- "bne 1b":"=r" (loops):"0"(loops));
-}
-
-/*****************************************************************
- * sr32 - clear & set a value in a bit range for a 32 bit address
- *****************************************************************/
-void sr32(void *addr, u32 start_bit, u32 num_bits, u32 value)
-{
- u32 tmp, msk = 0;
- msk = 1 << num_bits;
- --msk;
- tmp = readl((u32)addr) & ~(msk << start_bit);
- tmp |= value << start_bit;
- writel(tmp, (u32)addr);
-}
-
-/*********************************************************************
- * wait_on_value() - common routine to allow waiting for changes in
- * volatile regs.
- *********************************************************************/
-u32 wait_on_value(u32 read_bit_mask, u32 match_value, void *read_addr,
- u32 bound)
-{
- u32 i = 0, val;
- do {
- ++i;
- val = readl((u32)read_addr) & read_bit_mask;
- if (val == match_value)
- return 1;
- if (i == bound)
- return 0;
- } while (1);
-}
COBJS-$(CONFIG_SYS_NS16550) += ns16550.o
COBJS-$(CONFIG_DRIVER_S3C4510_UART) += s3c4510b_uart.o
COBJS-$(CONFIG_S3C64XX) += s3c64xx.o
+COBJS-$(CONFIG_S5PC100) += s5pc100.o
COBJS-$(CONFIG_SYS_NS16550_SERIAL) += serial.o
COBJS-$(CONFIG_CLPS7111_SERIAL) += serial_clps7111.o
COBJS-$(CONFIG_IMX_SERIAL) += serial_imx.o
--- /dev/null
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+
+#include <s5pc100.h>
+
+#ifdef CONFIG_SERIAL1
+#define UART_NR S3C64XX_UART0
+
+#elif defined(CONFIG_SERIAL2)
+#define UART_NR S3C64XX_UART1
+
+#elif defined(CONFIG_SERIAL3)
+#define UART_NR S3C64XX_UART2
+
+#else
+#error "Bad: you didn't configure serial ..."
+#endif
+
+#define barrier() asm volatile("" ::: "memory")
+
+/*
+ * The coefficient, used to calculate the baudrate on S3C6400 UARTs is
+ * calculated as
+ * C = UBRDIV * 16 + number_of_set_bits_in_UDIVSLOT
+ * however, section 31.6.11 of the datasheet doesn't recomment using 1 for 1,
+ * 3 for 2, ... (2^n - 1) for n, instead, they suggest using these constants:
+ */
+static const int udivslot[] = {
+ 0,
+ 0x0080,
+ 0x0808,
+ 0x0888,
+ 0x2222,
+ 0x4924,
+ 0x4a52,
+ 0x54aa,
+ 0x5555,
+ 0xd555,
+ 0xd5d5,
+ 0xddd5,
+ 0xdddd,
+ 0xdfdd,
+ 0xdfdf,
+ 0xffdf,
+};
+
+void serial_setbrg(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
+ u32 pclk = get_PCLK();
+ u32 baudrate = gd->baudrate;
+ int i;
+
+ i = (pclk / baudrate) % 16;
+
+ uart->UBRDIV = pclk / baudrate / 16 - 1;
+ uart->UDIVSLOT = udivslot[i];
+
+ for (i = 0; i < 100; i++)
+ barrier();
+}
+
+/*
+ * Initialise the serial port with the given baudrate. The settings
+ * are always 8 data bits, no parity, 1 stop bit, no start bits.
+ */
+int serial_init(void)
+{
+ s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
+
+ /* reset and enable FIFOs, set triggers to the maximum */
+ uart->UFCON = 0xff;
+ uart->UMCON = 0;
+ /* 8N1 */
+ uart->ULCON = 3;
+ /* No interrupts, no DMA, pure polling */
+ uart->UCON = 5;
+
+ serial_setbrg();
+
+ return 0;
+}
+
+/*
+ * Read a single byte from the serial port. Returns 1 on success, 0
+ * otherwise. When the function is succesfull, the character read is
+ * written into its argument c.
+ */
+int serial_getc(void)
+{
+ s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
+
+ /* wait for character to arrive */
+ while (!(uart->UTRSTAT & 0x1));
+
+ return uart->URXH & 0xff;
+}
+
+#ifdef CONFIG_MODEM_SUPPORT
+static int be_quiet;
+void disable_putc(void)
+{
+ be_quiet = 1;
+}
+
+void enable_putc(void)
+{
+ be_quiet = 0;
+}
+#endif
+
+
+/*
+ * Output a single byte to the serial port.
+ */
+void serial_putc(const char c)
+{
+ s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
+
+#ifdef CONFIG_MODEM_SUPPORT
+ if (be_quiet)
+ return;
+#endif
+
+ /* wait for room in the tx FIFO */
+ while (!(uart->UTRSTAT & 0x2));
+
+ uart->UTXH = c;
+
+ /* If \n, also do \r */
+ if (c == '\n')
+ serial_putc('\r');
+}
+
+/*
+ * Test whether a character is in the RX buffer
+ */
+int serial_tstc(void)
+{
+ s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
+
+ return uart->UTRSTAT & 0x1;
+}
+
+void serial_puts(const char *s)
+{
+ while (*s)
+ serial_putc(*s++);
+}
#define CONFIG_CMD_PING
#define CONFIG_CMD_ELF
#define CONFIG_CMD_FAT
-#define CONFIG_CMD_EXT2
+//#define CONFIG_CMD_EXT2
#define CONFIG_BOOTDELAY 3
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_BOOTARGS "console=ttySAC,115200"
+/*
#if !defined(CONFIG_ENABLE_MMU)
#define CONFIG_CMD_USB 1
#define CONFIG_USB_S3C64XX
#define CONFIG_USB_STORAGE 1
#endif
+*/
#define CONFIG_DOS_PARTITION 1
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_ENABLE_MMU)
/*
- * (C) Copyright 2003
- * David MÃŒller ELSOFT AG Switzerland. d.mueller@elsoft.ch
+ * (C) Copyright 2007
+ * Byungjae Lee, Samsung Erectronics, bjlee@samsung.com.
+ * - only support for S3C6400
*
* (C) Copyright 2008
* Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
*/
/************************************************
- * NAME : S3C64XX.h
- * Version : 31.3.2003
+ * NAME : s3c6400.h
*
- * common stuff for SAMSUNG S3C64XX SoC
+ * Based on S3C6400 User's manual Rev 0.0
************************************************/
-#ifndef __S3C64XX_H__
-#define __S3C64XX_H__
+#ifndef __S3C6400_H__
+#define __S3C6400_H__
-#if defined(CONFIG_SYNC_MODE) && defined(CONFIG_S5PC100)
-#error CONFIG_SYNC_MODE unavailable on S5PC100, please, fix your configuration!
-#endif
+#define S3C64XX_UART_CHANNELS 3
+#define S3C64XX_SPI_CHANNELS 2
+
+#include <asm/hardware.h>
+
+#define ELFIN_CLOCK_POWER_BASE 0x7e00f000
+
+/* Clock & Power Controller for mDirac3*/
+#define APLL_LOCK_OFFSET 0x00
+#define MPLL_LOCK_OFFSET 0x04
+#define EPLL_LOCK_OFFSET 0x08
+#define APLL_CON_OFFSET 0x0C
+#define MPLL_CON_OFFSET 0x10
+#define EPLL_CON0_OFFSET 0x14
+#define EPLL_CON1_OFFSET 0x18
+#define CLK_SRC_OFFSET 0x1C
+#define CLK_DIV0_OFFSET 0x20
+#define CLK_DIV1_OFFSET 0x24
+#define CLK_DIV2_OFFSET 0x28
+#define CLK_OUT_OFFSET 0x2C
+#define HCLK_GATE_OFFSET 0x30
+#define PCLK_GATE_OFFSET 0x34
+#define SCLK_GATE_OFFSET 0x38
+#define AHB_CON0_OFFSET 0x100
+#define AHB_CON1_OFFSET 0x104
+#define AHB_CON2_OFFSET 0x108
+#define SELECT_DMA_OFFSET 0x110
+#define SW_RST_OFFSET 0x114
+#define SYS_ID_OFFSET 0x118
+#define MEM_SYS_CFG_OFFSET 0x120
+#define QOS_OVERRIDE0_OFFSET 0x124
+#define QOS_OVERRIDE1_OFFSET 0x128
+#define MEM_CFG_STAT_OFFSET 0x12C
+#define PWR_CFG_OFFSET 0x804
+#define EINT_MASK_OFFSET 0x808
+#define NOR_CFG_OFFSET 0x810
+#define STOP_CFG_OFFSET 0x814
+#define SLEEP_CFG_OFFSET 0x818
+#define OSC_FREQ_OFFSET 0x820
+#define OSC_STABLE_OFFSET 0x824
+#define PWR_STABLE_OFFSET 0x828
+#define FPC_STABLE_OFFSET 0x82C
+#define MTC_STABLE_OFFSET 0x830
+#define OTHERS_OFFSET 0x900
+#define RST_STAT_OFFSET 0x904
+#define WAKEUP_STAT_OFFSET 0x908
+#define BLK_PWR_STAT_OFFSET 0x90C
+#define INF_REG0_OFFSET 0xA00
+#define INF_REG1_OFFSET 0xA04
+#define INF_REG2_OFFSET 0xA08
+#define INF_REG3_OFFSET 0xA0C
+#define INF_REG4_OFFSET 0xA10
+#define INF_REG5_OFFSET 0xA14
+#define INF_REG6_OFFSET 0xA18
+#define INF_REG7_OFFSET 0xA1C
+
+#define OSC_CNT_VAL_OFFSET 0x824
+#define PWR_CNT_VAL_OFFSET 0x828
+#define FPC_CNT_VAL_OFFSET 0x82C
+#define MTC_CNT_VAL_OFFSET 0x830
+
+#define APLL_LOCK_REG __REG(ELFIN_CLOCK_POWER_BASE + APLL_LOCK_OFFSET)
+#define MPLL_LOCK_REG __REG(ELFIN_CLOCK_POWER_BASE + MPLL_LOCK_OFFSET)
+#define EPLL_LOCK_REG __REG(ELFIN_CLOCK_POWER_BASE + EPLL_LOCK_OFFSET)
+#define APLL_CON_REG __REG(ELFIN_CLOCK_POWER_BASE + APLL_CON_OFFSET)
+#define MPLL_CON_REG __REG(ELFIN_CLOCK_POWER_BASE + MPLL_CON_OFFSET)
+#define EPLL_CON0_REG __REG(ELFIN_CLOCK_POWER_BASE + EPLL_CON0_OFFSET)
+#define EPLL_CON1_REG __REG(ELFIN_CLOCK_POWER_BASE + EPLL_CON1_OFFSET)
+#define CLK_SRC_REG __REG(ELFIN_CLOCK_POWER_BASE + CLK_SRC_OFFSET)
+#define CLK_DIV0_REG __REG(ELFIN_CLOCK_POWER_BASE + CLK_DIV0_OFFSET)
+#define CLK_DIV1_REG __REG(ELFIN_CLOCK_POWER_BASE + CLK_DIV1_OFFSET)
+#define CLK_DIV2_REG __REG(ELFIN_CLOCK_POWER_BASE + CLK_DIV2_OFFSET)
+#define CLK_OUT_REG __REG(ELFIN_CLOCK_POWER_BASE + CLK_OUT_OFFSET)
+#define HCLK_GATE_REG __REG(ELFIN_CLOCK_POWER_BASE + HCLK_GATE_OFFSET)
+#define PCLK_GATE_REG __REG(ELFIN_CLOCK_POWER_BASE + PCLK_GATE_OFFSET)
+#define SCLK_GATE_REG __REG(ELFIN_CLOCK_POWER_BASE + SCLK_GATE_OFFSET)
+#define AHB_CON0_REG __REG(ELFIN_CLOCK_POWER_BASE + AHB_CON0_OFFSET)
+#define AHB_CON1_REG __REG(ELFIN_CLOCK_POWER_BASE + AHB_CON1_OFFSET)
+#define AHB_CON2_REG __REG(ELFIN_CLOCK_POWER_BASE + AHB_CON2_OFFSET)
+#define SELECT_DMA_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ SELECT_DMA_OFFSET)
+#define SW_RST_REG __REG(ELFIN_CLOCK_POWER_BASE + SW_RST_OFFSET)
+#define SYS_ID_REG __REG(ELFIN_CLOCK_POWER_BASE + SYS_ID_OFFSET)
+#define MEM_SYS_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ MEM_SYS_CFG_OFFSET)
+#define QOS_OVERRIDE0_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ QOS_OVERRIDE0_OFFSET)
+#define QOS_OVERRIDE1_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ QOS_OVERRIDE1_OFFSET)
+#define MEM_CFG_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ MEM_CFG_STAT_OFFSET)
+#define PWR_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE + PWR_CFG_OFFSET)
+#define EINT_MASK_REG __REG(ELFIN_CLOCK_POWER_BASE + EINT_MASK_OFFSET)
+#define NOR_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE + NOR_CFG_OFFSET)
+#define STOP_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE + STOP_CFG_OFFSET)
+#define SLEEP_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE + SLEEP_CFG_OFFSET)
+#define OSC_FREQ_REG __REG(ELFIN_CLOCK_POWER_BASE + OSC_FREQ_OFFSET)
+#define OSC_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ OSC_CNT_VAL_OFFSET)
+#define PWR_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ PWR_CNT_VAL_OFFSET)
+#define FPC_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ FPC_CNT_VAL_OFFSET)
+#define MTC_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ MTC_CNT_VAL_OFFSET)
+#define OTHERS_REG __REG(ELFIN_CLOCK_POWER_BASE + OTHERS_OFFSET)
+#define RST_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE + RST_STAT_OFFSET)
+#define WAKEUP_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ WAKEUP_STAT_OFFSET)
+#define BLK_PWR_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE + \
+ BLK_PWR_STAT_OFFSET)
+#define INF_REG0_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG0_OFFSET)
+#define INF_REG1_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG1_OFFSET)
+#define INF_REG2_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG2_OFFSET)
+#define INF_REG3_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG3_OFFSET)
+#define INF_REG4_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG4_OFFSET)
+#define INF_REG5_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG5_OFFSET)
+#define INF_REG6_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG6_OFFSET)
+#define INF_REG7_REG __REG(ELFIN_CLOCK_POWER_BASE + INF_REG7_OFFSET)
+
+#define APLL_LOCK (ELFIN_CLOCK_POWER_BASE + APLL_LOCK_OFFSET)
+#define MPLL_LOCK (ELFIN_CLOCK_POWER_BASE + MPLL_LOCK_OFFSET)
+#define EPLL_LOCK (ELFIN_CLOCK_POWER_BASE + EPLL_LOCK_OFFSET)
+#define APLL_CON (ELFIN_CLOCK_POWER_BASE + APLL_CON_OFFSET)
+#define MPLL_CON (ELFIN_CLOCK_POWER_BASE + MPLL_CON_OFFSET)
+#define EPLL_CON0 (ELFIN_CLOCK_POWER_BASE + EPLL_CON0_OFFSET)
+#define EPLL_CON1 (ELFIN_CLOCK_POWER_BASE + EPLL_CON1_OFFSET)
+#define CLK_SRC (ELFIN_CLOCK_POWER_BASE + CLK_SRC_OFFSET)
+#define CLK_DIV0 (ELFIN_CLOCK_POWER_BASE + CLK_DIV0_OFFSET)
+#define CLK_DIV1 (ELFIN_CLOCK_POWER_BASE + CLK_DIV1_OFFSET)
+#define CLK_DIV2 (ELFIN_CLOCK_POWER_BASE + CLK_DIV2_OFFSET)
+#define CLK_OUT (ELFIN_CLOCK_POWER_BASE + CLK_OUT_OFFSET)
+#define HCLK_GATE (ELFIN_CLOCK_POWER_BASE + HCLK_GATE_OFFSET)
+#define PCLK_GATE (ELFIN_CLOCK_POWER_BASE + PCLK_GATE_OFFSET)
+#define SCLK_GATE (ELFIN_CLOCK_POWER_BASE + SCLK_GATE_OFFSET)
+#define AHB_CON0 (ELFIN_CLOCK_POWER_BASE + AHB_CON0_OFFSET)
+#define AHB_CON1 (ELFIN_CLOCK_POWER_BASE + AHB_CON1_OFFSET)
+#define AHB_CON2 (ELFIN_CLOCK_POWER_BASE + AHB_CON2_OFFSET)
+#define SELECT_DMA (ELFIN_CLOCK_POWER_BASE + SELECT_DMA_OFFSET)
+#define SW_RST (ELFIN_CLOCK_POWER_BASE + SW_RST_OFFSET)
+#define SYS_ID (ELFIN_CLOCK_POWER_BASE + SYS_ID_OFFSET)
+#define MEM_SYS_CFG (ELFIN_CLOCK_POWER_BASE + MEM_SYS_CFG_OFFSET)
+#define QOS_OVERRIDE0 (ELFIN_CLOCK_POWER_BASE + QOS_OVERRIDE0_OFFSET)
+#define QOS_OVERRIDE1 (ELFIN_CLOCK_POWER_BASE + QOS_OVERRIDE1_OFFSET)
+#define MEM_CFG_STAT (ELFIN_CLOCK_POWER_BASE + MEM_CFG_STAT_OFFSET)
+#define PWR_CFG (ELFIN_CLOCK_POWER_BASE + PWR_CFG_OFFSET)
+#define EINT_MASK (ELFIN_CLOCK_POWER_BASE + EINT_MASK_OFFSET)
+#define NOR_CFG (ELFIN_CLOCK_POWER_BASE + NOR_CFG_OFFSET)
+#define STOP_CFG (ELFIN_CLOCK_POWER_BASE + STOP_CFG_OFFSET)
+#define SLEEP_CFG (ELFIN_CLOCK_POWER_BASE + SLEEP_CFG_OFFSET)
+#define OSC_FREQ (ELFIN_CLOCK_POWER_BASE + OSC_FREQ_OFFSET)
+#define OSC_CNT_VAL (ELFIN_CLOCK_POWER_BASE + OSC_CNT_VAL_OFFSET)
+#define PWR_CNT_VAL (ELFIN_CLOCK_POWER_BASE + PWR_CNT_VAL_OFFSET)
+#define FPC_CNT_VAL (ELFIN_CLOCK_POWER_BASE + FPC_CNT_VAL_OFFSET)
+#define MTC_CNT_VAL (ELFIN_CLOCK_POWER_BASE + MTC_CNT_VAL_OFFSET)
+#define OTHERS (ELFIN_CLOCK_POWER_BASE + OTHERS_OFFSET)
+#define RST_STAT (ELFIN_CLOCK_POWER_BASE + RST_STAT_OFFSET)
+#define WAKEUP_STAT (ELFIN_CLOCK_POWER_BASE + WAKEUP_STAT_OFFSET)
+#define BLK_PWR_STAT (ELFIN_CLOCK_POWER_BASE + BLK_PWR_STAT_OFFSET)
+#define INF_REG0 (ELFIN_CLOCK_POWER_BASE + INF_REG0_OFFSET)
+#define INF_REG1 (ELFIN_CLOCK_POWER_BASE + INF_REG1_OFFSET)
+#define INF_REG2 (ELFIN_CLOCK_POWER_BASE + INF_REG2_OFFSET)
+#define INF_REG3 (ELFIN_CLOCK_POWER_BASE + INF_REG3_OFFSET)
+#define INF_REG4 (ELFIN_CLOCK_POWER_BASE + INF_REG4_OFFSET)
+#define INF_REG5 (ELFIN_CLOCK_POWER_BASE + INF_REG5_OFFSET)
+#define INF_REG6 (ELFIN_CLOCK_POWER_BASE + INF_REG6_OFFSET)
+#define INF_REG7 (ELFIN_CLOCK_POWER_BASE + INF_REG7_OFFSET)
+
+
+/*
+ * GPIO
+ */
+#define ELFIN_GPIO_BASE 0x7f008000
+
+#define GPACON_OFFSET 0x00
+#define GPADAT_OFFSET 0x04
+#define GPAPUD_OFFSET 0x08
+#define GPACONSLP_OFFSET 0x0C
+#define GPAPUDSLP_OFFSET 0x10
+#define GPBCON_OFFSET 0x20
+#define GPBDAT_OFFSET 0x24
+#define GPBPUD_OFFSET 0x28
+#define GPBCONSLP_OFFSET 0x2C
+#define GPBPUDSLP_OFFSET 0x30
+#define GPCCON_OFFSET 0x40
+#define GPCDAT_OFFSET 0x44
+#define GPCPUD_OFFSET 0x48
+#define GPCCONSLP_OFFSET 0x4C
+#define GPCPUDSLP_OFFSET 0x50
+#define GPDCON_OFFSET 0x60
+#define GPDDAT_OFFSET 0x64
+#define GPDPUD_OFFSET 0x68
+#define GPDCONSLP_OFFSET 0x6C
+#define GPDPUDSLP_OFFSET 0x70
+#define GPECON_OFFSET 0x80
+#define GPEDAT_OFFSET 0x84
+#define GPEPUD_OFFSET 0x88
+#define GPECONSLP_OFFSET 0x8C
+#define GPEPUDSLP_OFFSET 0x90
+#define GPFCON_OFFSET 0xA0
+#define GPFDAT_OFFSET 0xA4
+#define GPFPUD_OFFSET 0xA8
+#define GPFCONSLP_OFFSET 0xAC
+#define GPFPUDSLP_OFFSET 0xB0
+#define GPGCON_OFFSET 0xC0
+#define GPGDAT_OFFSET 0xC4
+#define GPGPUD_OFFSET 0xC8
+#define GPGCONSLP_OFFSET 0xCC
+#define GPGPUDSLP_OFFSET 0xD0
+#define GPHCON0_OFFSET 0xE0
+#define GPHCON1_OFFSET 0xE4
+#define GPHDAT_OFFSET 0xE8
+#define GPHPUD_OFFSET 0xEC
+#define GPHCONSLP_OFFSET 0xF0
+#define GPHPUDSLP_OFFSET 0xF4
+#define GPICON_OFFSET 0x100
+#define GPIDAT_OFFSET 0x104
+#define GPIPUD_OFFSET 0x108
+#define GPICONSLP_OFFSET 0x10C
+#define GPIPUDSLP_OFFSET 0x110
+#define GPJCON_OFFSET 0x120
+#define GPJDAT_OFFSET 0x124
+#define GPJPUD_OFFSET 0x128
+#define GPJCONSLP_OFFSET 0x12C
+#define GPJPUDSLP_OFFSET 0x130
+#define MEM0DRVCON_OFFSET 0x1D0
+#define MEM1DRVCON_OFFSET 0x1D4
+#define GPKCON0_OFFSET 0x800
+#define GPKCON1_OFFSET 0x804
+#define GPKDAT_OFFSET 0x808
+#define GPKPUD_OFFSET 0x80C
+#define GPLCON0_OFFSET 0x810
+#define GPLCON1_OFFSET 0x814
+#define GPLDAT_OFFSET 0x818
+#define GPLPUD_OFFSET 0x81C
+#define GPMCON_OFFSET 0x820
+#define GPMDAT_OFFSET 0x824
+#define GPMPUD_OFFSET 0x828
+#define GPNCON_OFFSET 0x830
+#define GPNDAT_OFFSET 0x834
+#define GPNPUD_OFFSET 0x838
+#define GPOCON_OFFSET 0x140
+#define GPODAT_OFFSET 0x144
+#define GPOPUD_OFFSET 0x148
+#define GPOCONSLP_OFFSET 0x14C
+#define GPOPUDSLP_OFFSET 0x150
+#define GPPCON_OFFSET 0x160
+#define GPPDAT_OFFSET 0x164
+#define GPPPUD_OFFSET 0x168
+#define GPPCONSLP_OFFSET 0x16C
+#define GPPPUDSLP_OFFSET 0x170
+#define GPQCON_OFFSET 0x180
+#define GPQDAT_OFFSET 0x184
+#define GPQPUD_OFFSET 0x188
+#define GPQCONSLP_OFFSET 0x18C
+#define GPQPUDSLP_OFFSET 0x190
+
+#define EINTPEND_OFFSET 0x924
+
+#define GPACON_REG __REG(ELFIN_GPIO_BASE + GPACON_OFFSET)
+#define GPADAT_REG __REG(ELFIN_GPIO_BASE + GPADAT_OFFSET)
+#define GPAPUD_REG __REG(ELFIN_GPIO_BASE + GPAPUD_OFFSET)
+#define GPACONSLP_REG __REG(ELFIN_GPIO_BASE + GPACONSLP_OFFSET)
+#define GPAPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPAPUDSLP_OFFSET)
+#define GPBCON_REG __REG(ELFIN_GPIO_BASE + GPBCON_OFFSET)
+#define GPBDAT_REG __REG(ELFIN_GPIO_BASE + GPBDAT_OFFSET)
+#define GPBPUD_REG __REG(ELFIN_GPIO_BASE + GPBPUD_OFFSET)
+#define GPBCONSLP_REG __REG(ELFIN_GPIO_BASE + GPBCONSLP_OFFSET)
+#define GPBPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPBPUDSLP_OFFSET)
+#define GPCCON_REG __REG(ELFIN_GPIO_BASE + GPCCON_OFFSET)
+#define GPCDAT_REG __REG(ELFIN_GPIO_BASE + GPCDAT_OFFSET)
+#define GPCPUD_REG __REG(ELFIN_GPIO_BASE + GPCPUD_OFFSET)
+#define GPCCONSLP_REG __REG(ELFIN_GPIO_BASE + GPCCONSLP_OFFSET)
+#define GPCPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPCPUDSLP_OFFSET)
+#define GPDCON_REG __REG(ELFIN_GPIO_BASE + GPDCON_OFFSET)
+#define GPDDAT_REG __REG(ELFIN_GPIO_BASE + GPDDAT_OFFSET)
+#define GPDPUD_REG __REG(ELFIN_GPIO_BASE + GPDPUD_OFFSET)
+#define GPDCONSLP_REG __REG(ELFIN_GPIO_BASE + GPDCONSLP_OFFSET)
+#define GPDPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPDPUDSLP_OFFSET)
+#define GPECON_REG __REG(ELFIN_GPIO_BASE + GPECON_OFFSET)
+#define GPEDAT_REG __REG(ELFIN_GPIO_BASE + GPEDAT_OFFSET)
+#define GPEPUD_REG __REG(ELFIN_GPIO_BASE + GPEPUD_OFFSET)
+#define GPECONSLP_REG __REG(ELFIN_GPIO_BASE + GPECONSLP_OFFSET)
+#define GPEPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPEPUDSLP_OFFSET)
+#define GPFCON_REG __REG(ELFIN_GPIO_BASE + GPFCON_OFFSET)
+#define GPFDAT_REG __REG(ELFIN_GPIO_BASE + GPFDAT_OFFSET)
+#define GPFPUD_REG __REG(ELFIN_GPIO_BASE + GPFPUD_OFFSET)
+#define GPFCONSLP_REG __REG(ELFIN_GPIO_BASE + GPFCONSLP_OFFSET)
+#define GPFPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPFPUDSLP_OFFSET)
+#define GPGCON_REG __REG(ELFIN_GPIO_BASE + GPGCON_OFFSET)
+#define GPGDAT_REG __REG(ELFIN_GPIO_BASE + GPGDAT_OFFSET)
+#define GPGPUD_REG __REG(ELFIN_GPIO_BASE + GPGPUD_OFFSET)
+#define GPGCONSLP_REG __REG(ELFIN_GPIO_BASE + GPGCONSLP_OFFSET)
+#define GPGPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPGPUDSLP_OFFSET)
+#define GPHCON0_REG __REG(ELFIN_GPIO_BASE + GPHCON0_OFFSET)
+#define GPHCON1_REG __REG(ELFIN_GPIO_BASE + GPHCON1_OFFSET)
+#define GPHDAT_REG __REG(ELFIN_GPIO_BASE + GPHDAT_OFFSET)
+#define GPHPUD_REG __REG(ELFIN_GPIO_BASE + GPHPUD_OFFSET)
+#define GPHCONSLP_REG __REG(ELFIN_GPIO_BASE + GPHCONSLP_OFFSET)
+#define GPHPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPHPUDSLP_OFFSET)
+#define GPICON_REG __REG(ELFIN_GPIO_BASE + GPICON_OFFSET)
+#define GPIDAT_REG __REG(ELFIN_GPIO_BASE + GPIDAT_OFFSET)
+#define GPIPUD_REG __REG(ELFIN_GPIO_BASE + GPIPUD_OFFSET)
+#define GPICONSLP_REG __REG(ELFIN_GPIO_BASE + GPICONSLP_OFFSET)
+#define GPIPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPIPUDSLP_OFFSET)
+#define GPJCON_REG __REG(ELFIN_GPIO_BASE + GPJCON_OFFSET)
+#define GPJDAT_REG __REG(ELFIN_GPIO_BASE + GPJDAT_OFFSET)
+#define GPJPUD_REG __REG(ELFIN_GPIO_BASE + GPJPUD_OFFSET)
+#define GPJCONSLP_REG __REG(ELFIN_GPIO_BASE + GPJCONSLP_OFFSET)
+#define GPJPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPJPUDSLP_OFFSET)
+#define GPKCON0_REG __REG(ELFIN_GPIO_BASE + GPKCON0_OFFSET)
+#define GPKCON1_REG __REG(ELFIN_GPIO_BASE + GPKCON1_OFFSET)
+#define GPKDAT_REG __REG(ELFIN_GPIO_BASE + GPKDAT_OFFSET)
+#define GPKPUD_REG __REG(ELFIN_GPIO_BASE + GPKPUD_OFFSET)
+#define GPLCON0_REG __REG(ELFIN_GPIO_BASE + GPLCON0_OFFSET)
+#define GPLCON1_REG __REG(ELFIN_GPIO_BASE + GPLCON1_OFFSET)
+#define GPLDAT_REG __REG(ELFIN_GPIO_BASE + GPLDAT_OFFSET)
+#define GPLPUD_REG __REG(ELFIN_GPIO_BASE + GPLPUD_OFFSET)
+#define GPMCON_REG __REG(ELFIN_GPIO_BASE + GPMCON_OFFSET)
+#define GPMDAT_REG __REG(ELFIN_GPIO_BASE + GPMDAT_OFFSET)
+#define GPMPUD_REG __REG(ELFIN_GPIO_BASE + GPMPUD_OFFSET)
+#define GPNCON_REG __REG(ELFIN_GPIO_BASE + GPNCON_OFFSET)
+#define GPNDAT_REG __REG(ELFIN_GPIO_BASE + GPNDAT_OFFSET)
+#define GPNPUD_REG __REG(ELFIN_GPIO_BASE + GPNPUD_OFFSET)
+#define GPOCON_REG __REG(ELFIN_GPIO_BASE + GPOCON_OFFSET)
+#define GPODAT_REG __REG(ELFIN_GPIO_BASE + GPODAT_OFFSET)
+#define GPOPUD_REG __REG(ELFIN_GPIO_BASE + GPOPUD_OFFSET)
+#define GPOCONSLP_REG __REG(ELFIN_GPIO_BASE + GPOCONSLP_OFFSET)
+#define GPOPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPOPUDSLP_OFFSET)
+#define GPPCON_REG __REG(ELFIN_GPIO_BASE + GPPCON_OFFSET)
+#define GPPDAT_REG __REG(ELFIN_GPIO_BASE + GPPDAT_OFFSET)
+#define GPPPUD_REG __REG(ELFIN_GPIO_BASE + GPPPUD_OFFSET)
+#define GPPCONSLP_REG __REG(ELFIN_GPIO_BASE + GPPCONSLP_OFFSET)
+#define GPPPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPPPUDSLP_OFFSET)
+#define GPQCON_REG __REG(ELFIN_GPIO_BASE + GPQCON_OFFSET)
+#define GPQDAT_REG __REG(ELFIN_GPIO_BASE + GPQDAT_OFFSET)
+#define GPQPUD_REG __REG(ELFIN_GPIO_BASE + GPQPUD_OFFSET)
+#define GPQCONSLP_REG __REG(ELFIN_GPIO_BASE + GPQCONSLP_OFFSET)
+#define GPQPUDSLP_REG __REG(ELFIN_GPIO_BASE + GPQPUDSLP_OFFSET)
+
+/*
+ * Bus Matrix
+ */
+#define ELFIN_MEM_SYS_CFG 0x7e00f120
+
+#define S3C64XX_MEM_SYS_CFG_16BIT (1 << 12)
+
+#define S3C64XX_MEM_SYS_CFG_NAND 0x0008
+#define S3C64XX_MEM_SYS_CFG_ONENAND S3C64XX_MEM_SYS_CFG_16BIT
+
+#define GPACON (ELFIN_GPIO_BASE + GPACON_OFFSET)
+#define GPADAT (ELFIN_GPIO_BASE + GPADAT_OFFSET)
+#define GPAPUD (ELFIN_GPIO_BASE + GPAPUD_OFFSET)
+#define GPACONSLP (ELFIN_GPIO_BASE + GPACONSLP_OFFSET)
+#define GPAPUDSLP (ELFIN_GPIO_BASE + GPAPUDSLP_OFFSET)
+#define GPBCON (ELFIN_GPIO_BASE + GPBCON_OFFSET)
+#define GPBDAT (ELFIN_GPIO_BASE + GPBDAT_OFFSET)
+#define GPBPUD (ELFIN_GPIO_BASE + GPBPUD_OFFSET)
+#define GPBCONSLP (ELFIN_GPIO_BASE + GPBCONSLP_OFFSET)
+#define GPBPUDSLP (ELFIN_GPIO_BASE + GPBPUDSLP_OFFSET)
+#define GPCCON (ELFIN_GPIO_BASE + GPCCON_OFFSET)
+#define GPCDAT (ELFIN_GPIO_BASE + GPCDAT_OFFSET)
+#define GPCPUD (ELFIN_GPIO_BASE + GPCPUD_OFFSET)
+#define GPCCONSLP (ELFIN_GPIO_BASE + GPCCONSLP_OFFSET)
+#define GPCPUDSLP (ELFIN_GPIO_BASE + GPCPUDSLP_OFFSET)
+#define GPDCON (ELFIN_GPIO_BASE + GPDCON_OFFSET)
+#define GPDDAT (ELFIN_GPIO_BASE + GPDDAT_OFFSET)
+#define GPDPUD (ELFIN_GPIO_BASE + GPDPUD_OFFSET)
+#define GPDCONSLP (ELFIN_GPIO_BASE + GPDCONSLP_OFFSET)
+#define GPDPUDSLP (ELFIN_GPIO_BASE + GPDPUDSLP_OFFSET)
+#define GPECON (ELFIN_GPIO_BASE + GPECON_OFFSET)
+#define GPEDAT (ELFIN_GPIO_BASE + GPEDAT_OFFSET)
+#define GPEPUD (ELFIN_GPIO_BASE + GPEPUD_OFFSET)
+#define GPECONSLP (ELFIN_GPIO_BASE + GPECONSLP_OFFSET)
+#define GPEPUDSLP (ELFIN_GPIO_BASE + GPEPUDSLP_OFFSET)
+#define GPFCON (ELFIN_GPIO_BASE + GPFCON_OFFSET)
+#define GPFDAT (ELFIN_GPIO_BASE + GPFDAT_OFFSET)
+#define GPFPUD (ELFIN_GPIO_BASE + GPFPUD_OFFSET)
+#define GPFCONSLP (ELFIN_GPIO_BASE + GPFCONSLP_OFFSET)
+#define GPFPUDSLP (ELFIN_GPIO_BASE + GPFPUDSLP_OFFSET)
+#define GPGCON (ELFIN_GPIO_BASE + GPGCON_OFFSET)
+#define GPGDAT (ELFIN_GPIO_BASE + GPGDAT_OFFSET)
+#define GPGPUD (ELFIN_GPIO_BASE + GPGPUD_OFFSET)
+#define GPGCONSLP (ELFIN_GPIO_BASE + GPGCONSLP_OFFSET)
+#define GPGPUDSLP (ELFIN_GPIO_BASE + GPGPUDSLP_OFFSET)
+#define GPHCON0 (ELFIN_GPIO_BASE + GPHCON0_OFFSET)
+#define GPHCON1 (ELFIN_GPIO_BASE + GPHCON1_OFFSET)
+#define GPHDAT (ELFIN_GPIO_BASE + GPHDAT_OFFSET)
+#define GPHPUD (ELFIN_GPIO_BASE + GPHPUD_OFFSET)
+#define GPHCONSLP (ELFIN_GPIO_BASE + GPHCONSLP_OFFSET)
+#define GPHPUDSLP (ELFIN_GPIO_BASE + GPHPUDSLP_OFFSET)
+#define GPICON (ELFIN_GPIO_BASE + GPICON_OFFSET)
+#define GPIDAT (ELFIN_GPIO_BASE + GPIDAT_OFFSET)
+#define GPIPUD (ELFIN_GPIO_BASE + GPIPUD_OFFSET)
+#define GPICONSLP (ELFIN_GPIO_BASE + GPICONSLP_OFFSET)
+#define GPIPUDSLP (ELFIN_GPIO_BASE + GPIPUDSLP_OFFSET)
+#define GPJCON (ELFIN_GPIO_BASE + GPJCON_OFFSET)
+#define GPJDAT (ELFIN_GPIO_BASE + GPJDAT_OFFSET)
+#define GPJPUD (ELFIN_GPIO_BASE + GPJPUD_OFFSET)
+#define GPJCONSLP (ELFIN_GPIO_BASE + GPJCONSLP_OFFSET)
+#define GPJPUDSLP (ELFIN_GPIO_BASE + GPJPUDSLP_OFFSET)
+#define GPKCON0 (ELFIN_GPIO_BASE + GPKCON0_OFFSET)
+#define GPKCON1 (ELFIN_GPIO_BASE + GPKCON1_OFFSET)
+#define GPKDAT (ELFIN_GPIO_BASE + GPKDAT_OFFSET)
+#define GPKPUD (ELFIN_GPIO_BASE + GPKPUD_OFFSET)
+#define GPLCON0 (ELFIN_GPIO_BASE + GPLCON0_OFFSET)
+#define GPLCON1 (ELFIN_GPIO_BASE + GPLCON1_OFFSET)
+#define GPLDAT (ELFIN_GPIO_BASE + GPLDAT_OFFSET)
+#define GPLPUD (ELFIN_GPIO_BASE + GPLPUD_OFFSET)
+#define GPMCON (ELFIN_GPIO_BASE + GPMCON_OFFSET)
+#define GPMDAT (ELFIN_GPIO_BASE + GPMDAT_OFFSET)
+#define GPMPUD (ELFIN_GPIO_BASE + GPMPUD_OFFSET)
+#define GPNCON (ELFIN_GPIO_BASE + GPNCON_OFFSET)
+#define GPNDAT (ELFIN_GPIO_BASE + GPNDAT_OFFSET)
+#define GPNPUD (ELFIN_GPIO_BASE + GPNPUD_OFFSET)
+#define GPOCON (ELFIN_GPIO_BASE + GPOCON_OFFSET)
+#define GPODAT (ELFIN_GPIO_BASE + GPODAT_OFFSET)
+#define GPOPUD (ELFIN_GPIO_BASE + GPOPUD_OFFSET)
+#define GPOCONSLP (ELFIN_GPIO_BASE + GPOCONSLP_OFFSET)
+#define GPOPUDSLP (ELFIN_GPIO_BASE + GPOPUDSLP_OFFSET)
+#define GPPCON (ELFIN_GPIO_BASE + GPPCON_OFFSET)
+#define GPPDAT (ELFIN_GPIO_BASE + GPPDAT_OFFSET)
+#define GPPPUD (ELFIN_GPIO_BASE + GPPPUD_OFFSET)
+#define GPPCONSLP (ELFIN_GPIO_BASE + GPPCONSLP_OFFSET)
+#define GPPPUDSLP (ELFIN_GPIO_BASE + GPPPUDSLP_OFFSET)
+#define GPQCON (ELFIN_GPIO_BASE + GPQCON_OFFSET)
+#define GPQDAT (ELFIN_GPIO_BASE + GPQDAT_OFFSET)
+#define GPQPUD (ELFIN_GPIO_BASE + GPQPUD_OFFSET)
+#define GPQCONSLP (ELFIN_GPIO_BASE + GPQCONSLP_OFFSET)
+#define GPQPUDSLP (ELFIN_GPIO_BASE + GPQPUDSLP_OFFSET)
+
+/*
+ * Memory controller
+ */
+#define ELFIN_SROM_BASE 0x70000000
+
+#define SROM_BW_REG __REG(ELFIN_SROM_BASE + 0x0)
+#define SROM_BC0_REG __REG(ELFIN_SROM_BASE + 0x4)
+#define SROM_BC1_REG __REG(ELFIN_SROM_BASE + 0x8)
+#define SROM_BC2_REG __REG(ELFIN_SROM_BASE + 0xC)
+#define SROM_BC3_REG __REG(ELFIN_SROM_BASE + 0x10)
+#define SROM_BC4_REG __REG(ELFIN_SROM_BASE + 0x14)
+#define SROM_BC5_REG __REG(ELFIN_SROM_BASE + 0x18)
+
+/*
+ * SDRAM Controller
+ */
+#define ELFIN_DMC0_BASE 0x7e000000
+#define ELFIN_DMC1_BASE 0x7e001000
+
+#define INDEX_DMC_MEMC_STATUS 0x00
+#define INDEX_DMC_MEMC_CMD 0x04
+#define INDEX_DMC_DIRECT_CMD 0x08
+#define INDEX_DMC_MEMORY_CFG 0x0C
+#define INDEX_DMC_REFRESH_PRD 0x10
+#define INDEX_DMC_CAS_LATENCY 0x14
+#define INDEX_DMC_T_DQSS 0x18
+#define INDEX_DMC_T_MRD 0x1C
+#define INDEX_DMC_T_RAS 0x20
+#define INDEX_DMC_T_RC 0x24
+#define INDEX_DMC_T_RCD 0x28
+#define INDEX_DMC_T_RFC 0x2C
+#define INDEX_DMC_T_RP 0x30
+#define INDEX_DMC_T_RRD 0x34
+#define INDEX_DMC_T_WR 0x38
+#define INDEX_DMC_T_WTR 0x3C
+#define INDEX_DMC_T_XP 0x40
+#define INDEX_DMC_T_XSR 0x44
+#define INDEX_DMC_T_ESR 0x48
+#define INDEX_DMC_MEMORY_CFG2 0x4C
+#define INDEX_DMC_CHIP_0_CFG 0x200
+#define INDEX_DMC_CHIP_1_CFG 0x204
+#define INDEX_DMC_CHIP_2_CFG 0x208
+#define INDEX_DMC_CHIP_3_CFG 0x20C
+#define INDEX_DMC_USER_STATUS 0x300
+#define INDEX_DMC_USER_CONFIG 0x304
+
+/*
+ * Memory Chip direct command
+ */
+#define DMC_NOP0 0x0c0000
+#define DMC_NOP1 0x1c0000
+#define DMC_PA0 0x000000 /* Precharge all */
+#define DMC_PA1 0x100000
+#define DMC_AR0 0x040000 /* Autorefresh */
+#define DMC_AR1 0x140000
+#define DMC_SDR_MR0 0x080032 /* MRS, CAS 3, Burst Length 4 */
+#define DMC_SDR_MR1 0x180032
+#define DMC_DDR_MR0 0x080162
+#define DMC_DDR_MR1 0x180162
+#define DMC_mDDR_MR0 0x080032 /* CAS 3, Burst Length 4 */
+#define DMC_mDDR_MR1 0x180032
+#define DMC_mSDR_EMR0 0x0a0000 /* EMRS, DS:Full, PASR:Full Array */
+#define DMC_mSDR_EMR1 0x1a0000
+#define DMC_DDR_EMR0 0x090000
+#define DMC_DDR_EMR1 0x190000
+#define DMC_mDDR_EMR0 0x0a0000 /* DS:Full, PASR:Full Array */
+#define DMC_mDDR_EMR1 0x1a0000
+
+/*
+ * Definitions for memory configuration
+ * Set memory configuration
+ * active_chips = 1'b0 (1 chip)
+ * qos_master_chip = 3'b000(ARID[3:0])
+ * memory burst = 3'b010(burst 4)
+ * stop_mem_clock = 1'b0(disable dynamical stop)
+ * auto_power_down = 1'b0(disable auto power-down mode)
+ * power_down_prd = 6'b00_0000(0 cycle for auto power-down)
+ * ap_bit = 1'b0 (bit position of auto-precharge is 10)
+ * row_bits = 3'b010(# row address 13)
+ * column_bits = 3'b010(# column address 10 )
+ *
+ * Set user configuration
+ * 2'b10=SDRAM/mSDRAM, 2'b11=DDR, 2'b01=mDDR
+ *
+ * Set chip select for chip [n]
+ * row bank control, bank address 0x3000_0000 ~ 0x37ff_ffff
+ * CHIP_[n]_CFG=0x30F8, 30: ADDR[31:24], F8: Mask[31:24]
+ */
+
+/*
+ * Nand flash controller
+ */
+#define ELFIN_NAND_BASE 0x70200000
+
+#define NFCONF_OFFSET 0x00
+#define NFCONT_OFFSET 0x04
+#define NFCMMD_OFFSET 0x08
+#define NFADDR_OFFSET 0x0c
+#define NFDATA_OFFSET 0x10
+#define NFMECCDATA0_OFFSET 0x14
+#define NFMECCDATA1_OFFSET 0x18
+#define NFSECCDATA0_OFFSET 0x1c
+#define NFSBLK_OFFSET 0x20
+#define NFEBLK_OFFSET 0x24
+#define NFSTAT_OFFSET 0x28
+#define NFESTAT0_OFFSET 0x2c
+#define NFESTAT1_OFFSET 0x30
+#define NFMECC0_OFFSET 0x34
+#define NFMECC1_OFFSET 0x38
+#define NFSECC_OFFSET 0x3c
+#define NFMLCBITPT_OFFSET 0x40
+
+#define NFCONF (ELFIN_NAND_BASE + NFCONF_OFFSET)
+#define NFCONT (ELFIN_NAND_BASE + NFCONT_OFFSET)
+#define NFCMMD (ELFIN_NAND_BASE + NFCMMD_OFFSET)
+#define NFADDR (ELFIN_NAND_BASE + NFADDR_OFFSET)
+#define NFDATA (ELFIN_NAND_BASE + NFDATA_OFFSET)
+#define NFMECCDATA0 (ELFIN_NAND_BASE + NFMECCDATA0_OFFSET)
+#define NFMECCDATA1 (ELFIN_NAND_BASE + NFMECCDATA1_OFFSET)
+#define NFSECCDATA0 (ELFIN_NAND_BASE + NFSECCDATA0_OFFSET)
+#define NFSBLK (ELFIN_NAND_BASE + NFSBLK_OFFSET)
+#define NFEBLK (ELFIN_NAND_BASE + NFEBLK_OFFSET)
+#define NFSTAT (ELFIN_NAND_BASE + NFSTAT_OFFSET)
+#define NFESTAT0 (ELFIN_NAND_BASE + NFESTAT0_OFFSET)
+#define NFESTAT1 (ELFIN_NAND_BASE + NFESTAT1_OFFSET)
+#define NFMECC0 (ELFIN_NAND_BASE + NFMECC0_OFFSET)
+#define NFMECC1 (ELFIN_NAND_BASE + NFMECC1_OFFSET)
+#define NFSECC (ELFIN_NAND_BASE + NFSECC_OFFSET)
+#define NFMLCBITPT (ELFIN_NAND_BASE + NFMLCBITPT_OFFSET)
+
+#define NFCONF_REG __REG(ELFIN_NAND_BASE + NFCONF_OFFSET)
+#define NFCONT_REG __REG(ELFIN_NAND_BASE + NFCONT_OFFSET)
+#define NFCMD_REG __REG(ELFIN_NAND_BASE + NFCMMD_OFFSET)
+#define NFADDR_REG __REG(ELFIN_NAND_BASE + NFADDR_OFFSET)
+#define NFDATA_REG __REG(ELFIN_NAND_BASE + NFDATA_OFFSET)
+#define NFDATA8_REG __REGb(ELFIN_NAND_BASE + NFDATA_OFFSET)
+#define NFMECCDATA0_REG __REG(ELFIN_NAND_BASE + NFMECCDATA0_OFFSET)
+#define NFMECCDATA1_REG __REG(ELFIN_NAND_BASE + NFMECCDATA1_OFFSET)
+#define NFSECCDATA0_REG __REG(ELFIN_NAND_BASE + NFSECCDATA0_OFFSET)
+#define NFSBLK_REG __REG(ELFIN_NAND_BASE + NFSBLK_OFFSET)
+#define NFEBLK_REG __REG(ELFIN_NAND_BASE + NFEBLK_OFFSET)
+#define NFSTAT_REG __REG(ELFIN_NAND_BASE + NFSTAT_OFFSET)
+#define NFESTAT0_REG __REG(ELFIN_NAND_BASE + NFESTAT0_OFFSET)
+#define NFESTAT1_REG __REG(ELFIN_NAND_BASE + NFESTAT1_OFFSET)
+#define NFMECC0_REG __REG(ELFIN_NAND_BASE + NFMECC0_OFFSET)
+#define NFMECC1_REG __REG(ELFIN_NAND_BASE + NFMECC1_OFFSET)
+#define NFSECC_REG __REG(ELFIN_NAND_BASE + NFSECC_OFFSET)
+#define NFMLCBITPT_REG __REG(ELFIN_NAND_BASE + NFMLCBITPT_OFFSET)
-#include <asm/types.h>
-
-/* UART (see manual chapter 11) */
-typedef struct {
- volatile u32 ULCON;
- volatile u32 UCON;
- volatile u32 UFCON;
- volatile u32 UMCON;
- volatile u32 UTRSTAT;
- volatile u32 UERSTAT;
- volatile u32 UFSTAT;
- volatile u32 UMSTAT;
-#ifdef __BIG_ENDIAN
- volatile u8 res1[3];
- volatile u8 UTXH;
- volatile u8 res2[3];
- volatile u8 URXH;
-#else /* Little Endian */
- volatile u8 UTXH;
- volatile u8 res1[3];
- volatile u8 URXH;
- volatile u8 res2[3];
+#define NFCONF_ECC_4BIT (1<<24)
+
+#define NFCONT_ECC_ENC (1<<18)
+#define NFCONT_WP (1<<16)
+#define NFCONT_MECCLOCK (1<<7)
+#define NFCONT_SECCLOCK (1<<6)
+#define NFCONT_INITMECC (1<<5)
+#define NFCONT_INITSECC (1<<4)
+#define NFCONT_INITECC (NFCONT_INITMECC | NFCONT_INITSECC)
+#define NFCONT_CS_ALT (1<<2)
+#define NFCONT_CS (1<<1)
+#define NFCONT_ENABLE (1<<0)
+
+#define NFSTAT_ECCENCDONE (1<<7)
+#define NFSTAT_ECCDECDONE (1<<6)
+#define NFSTAT_RnB (1<<0)
+
+#define NFESTAT0_ECCBUSY (1<<31)
+
+/*
+ * Interrupt
+ */
+#define ELFIN_VIC0_BASE_ADDR 0x71200000
+#define ELFIN_VIC1_BASE_ADDR 0x71300000
+#define oINTMOD 0x0C /* VIC INT SELECT (IRQ or FIQ) */
+#define oINTUNMSK 0x10 /* VIC INT EN (write 1 to unmask) */
+#define oINTMSK 0x14 /* VIC INT EN CLEAR (write 1 to mask) */
+#define oINTSUBMSK 0x1C /* VIC SOFT INT CLEAR */
+#define oVECTADDR 0xF00 /* VIC ADDRESS */
+
+/*
+ * Watchdog timer
+ */
+#define ELFIN_WATCHDOG_BASE 0x7E004000
+
+#define WTCON_REG __REG(0x7E004004)
+#define WTDAT_REG __REG(0x7E004008)
+#define WTCNT_REG __REG(0x7E00400C)
+
+
+/*
+ * UART
+ */
+#define ELFIN_UART_BASE 0x7F005000
+
+#define ELFIN_UART0_OFFSET 0x0000
+#define ELFIN_UART1_OFFSET 0x0400
+#define ELFIN_UART2_OFFSET 0x0800
+
+#define ULCON_OFFSET 0x00
+#define UCON_OFFSET 0x04
+#define UFCON_OFFSET 0x08
+#define UMCON_OFFSET 0x0C
+#define UTRSTAT_OFFSET 0x10
+#define UERSTAT_OFFSET 0x14
+#define UFSTAT_OFFSET 0x18
+#define UMSTAT_OFFSET 0x1C
+#define UTXH_OFFSET 0x20
+#define URXH_OFFSET 0x24
+#define UBRDIV_OFFSET 0x28
+#define UDIVSLOT_OFFSET 0x2C
+#define UINTP_OFFSET 0x30
+#define UINTSP_OFFSET 0x34
+#define UINTM_OFFSET 0x38
+
+#define ULCON0_REG __REG(0x7F005000)
+#define UCON0_REG __REG(0x7F005004)
+#define UFCON0_REG __REG(0x7F005008)
+#define UMCON0_REG __REG(0x7F00500C)
+#define UTRSTAT0_REG __REG(0x7F005010)
+#define UERSTAT0_REG __REG(0x7F005014)
+#define UFSTAT0_REG __REG(0x7F005018)
+#define UMSTAT0_REG __REG(0x7F00501c)
+#define UTXH0_REG __REG(0x7F005020)
+#define URXH0_REG __REG(0x7F005024)
+#define UBRDIV0_REG __REG(0x7F005028)
+#define UDIVSLOT0_REG __REG(0x7F00502c)
+#define UINTP0_REG __REG(0x7F005030)
+#define UINTSP0_REG __REG(0x7F005034)
+#define UINTM0_REG __REG(0x7F005038)
+
+#define ULCON1_REG __REG(0x7F005400)
+#define UCON1_REG __REG(0x7F005404)
+#define UFCON1_REG __REG(0x7F005408)
+#define UMCON1_REG __REG(0x7F00540C)
+#define UTRSTAT1_REG __REG(0x7F005410)
+#define UERSTAT1_REG __REG(0x7F005414)
+#define UFSTAT1_REG __REG(0x7F005418)
+#define UMSTAT1_REG __REG(0x7F00541c)
+#define UTXH1_REG __REG(0x7F005420)
+#define URXH1_REG __REG(0x7F005424)
+#define UBRDIV1_REG __REG(0x7F005428)
+#define UDIVSLOT1_REG __REG(0x7F00542c)
+#define UINTP1_REG __REG(0x7F005430)
+#define UINTSP1_REG __REG(0x7F005434)
+#define UINTM1_REG __REG(0x7F005438)
+
+#define UTRSTAT_TX_EMPTY (1 << 2)
+#define UTRSTAT_RX_READY (1 << 0)
+#define UART_ERR_MASK 0xF
+
+/*
+ * PWM timer
+ */
+#define ELFIN_TIMER_BASE 0x7F006000
+
+#define TCFG0_REG __REG(0x7F006000)
+#define TCFG1_REG __REG(0x7F006004)
+#define TCON_REG __REG(0x7F006008)
+#define TCNTB0_REG __REG(0x7F00600c)
+#define TCMPB0_REG __REG(0x7F006010)
+#define TCNTO0_REG __REG(0x7F006014)
+#define TCNTB1_REG __REG(0x7F006018)
+#define TCMPB1_REG __REG(0x7F00601c)
+#define TCNTO1_REG __REG(0x7F006020)
+#define TCNTB2_REG __REG(0x7F006024)
+#define TCMPB2_REG __REG(0x7F006028)
+#define TCNTO2_REG __REG(0x7F00602c)
+#define TCNTB3_REG __REG(0x7F006030)
+#define TCMPB3_REG __REG(0x7F006034)
+#define TCNTO3_REG __REG(0x7F006038)
+#define TCNTB4_REG __REG(0x7F00603c)
+#define TCNTO4_REG __REG(0x7F006040)
+
+/* Fields */
+#define fTCFG0_DZONE Fld(8, 16) /* the dead zone length (=timer 0) */
+#define fTCFG0_PRE1 Fld(8, 8) /* prescaler value for time 2,3,4 */
+#define fTCFG0_PRE0 Fld(8, 0) /* prescaler value for time 0,1 */
+#define fTCFG1_MUX4 Fld(4, 16)
+/* bits */
+#define TCFG0_DZONE(x) FInsrt((x), fTCFG0_DZONE)
+#define TCFG0_PRE1(x) FInsrt((x), fTCFG0_PRE1)
+#define TCFG0_PRE0(x) FInsrt((x), fTCFG0_PRE0)
+#define TCON_4_AUTO (1 << 22) /* auto reload on/off for Timer 4 */
+#define TCON_4_UPDATE (1 << 21) /* manual Update TCNTB4 */
+#define TCON_4_ONOFF (1 << 20) /* 0: Stop, 1: start Timer 4 */
+#define COUNT_4_ON (TCON_4_ONOFF * 1)
+#define COUNT_4_OFF (TCON_4_ONOFF * 0)
+#define TCON_3_AUTO (1 << 19) /* auto reload on/off for Timer 3 */
+#define TIMER3_ATLOAD_ON (TCON_3_AUTO * 1)
+#define TIMER3_ATLAOD_OFF FClrBit(TCON, TCON_3_AUTO)
+#define TCON_3_INVERT (1 << 18) /* 1: Inverter on for TOUT3 */
+#define TIMER3_IVT_ON (TCON_3_INVERT * 1)
+#define TIMER3_IVT_OFF (FClrBit(TCON, TCON_3_INVERT))
+#define TCON_3_MAN (1 << 17) /* manual Update TCNTB3,TCMPB3 */
+#define TIMER3_MANUP (TCON_3_MAN*1)
+#define TIMER3_NOP (FClrBit(TCON, TCON_3_MAN))
+#define TCON_3_ONOFF (1 << 16) /* 0: Stop, 1: start Timer 3 */
+#define TIMER3_ON (TCON_3_ONOFF * 1)
+#define TIMER3_OFF (FClrBit(TCON, TCON_3_ONOFF))
+
+#if defined(CONFIG_CLK_400_100_50)
+#define STARTUP_AMDIV 400
+#define STARTUP_MDIV 400
+#define STARTUP_PDIV 6
+#define STARTUP_SDIV 1
+#elif defined(CONFIG_CLK_400_133_66)
+#define STARTUP_AMDIV 400
+#define STARTUP_MDIV 533
+#define STARTUP_PDIV 6
+#define STARTUP_SDIV 1
+#elif defined(CONFIG_CLK_533_133_66)
+#define STARTUP_AMDIV 533
+#define STARTUP_MDIV 533
+#define STARTUP_PDIV 6
+#define STARTUP_SDIV 1
+#elif defined(CONFIG_CLK_667_133_66)
+#define STARTUP_AMDIV 667
+#define STARTUP_MDIV 533
+#define STARTUP_PDIV 6
+#define STARTUP_SDIV 1
#endif
- volatile u32 UBRDIV;
-#ifdef __BIG_ENDIAN
- volatile u8 res3[2];
- volatile u16 UDIVSLOT;
+
+#define STARTUP_PCLKDIV 3
+#define STARTUP_HCLKX2DIV 1
+#define STARTUP_HCLKDIV 1
+#define STARTUP_MPLLDIV 1
+#define STARTUP_APLLDIV 0
+
+#define CLK_DIV_VAL ((STARTUP_PCLKDIV << 12) | (STARTUP_HCLKX2DIV << 9) | \
+ (STARTUP_HCLKDIV << 8) | (STARTUP_MPLLDIV<<4) | STARTUP_APLLDIV)
+#define MPLL_VAL ((1 << 31) | (STARTUP_MDIV << 16) | \
+ (STARTUP_PDIV << 8) | STARTUP_SDIV)
+#define STARTUP_MPLL (((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
+ STARTUP_PDIV) * STARTUP_MDIV)
+
+#if defined(CONFIG_SYNC_MODE)
+#define APLL_VAL ((1 << 31) | (STARTUP_MDIV << 16) | \
+ (STARTUP_PDIV << 8) | STARTUP_SDIV)
+#define STARTUP_APLL (((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
+ STARTUP_PDIV) * STARTUP_MDIV)
+#define STARTUP_HCLK (STARTUP_MPLL / (STARTUP_HCLKX2DIV + 1) / \
+ (STARTUP_HCLKDIV + 1))
#else
- volatile u16 UDIVSLOT;
- volatile u8 res3[2];
+#define APLL_VAL ((1 << 31) | (STARTUP_AMDIV << 16) | \
+ (STARTUP_PDIV << 8) | STARTUP_SDIV)
+#define STARTUP_APLL (((CONFIG_SYS_CLK_FREQ >> STARTUP_SDIV) / \
+ STARTUP_PDIV) * STARTUP_AMDIV)
+#define STARTUP_HCLK (STARTUP_MPLL / (STARTUP_HCLKX2DIV + 1) / \
+ (STARTUP_HCLKDIV + 1))
#endif
-} s3c64xx_uart;
-
-/* PWM TIMER (see manual chapter 10) */
-typedef struct {
- volatile u32 TCNTB;
- volatile u32 TCMPB;
- volatile u32 TCNTO;
-} s3c64xx_timer;
-
-typedef struct {
- volatile u32 TCFG0;
- volatile u32 TCFG1;
- volatile u32 TCON;
- s3c64xx_timer ch[4];
- volatile u32 TCNTB4;
- volatile u32 TCNTO4;
-} s3c64xx_timers;
-
-#endif /*__S3C64XX_H__*/
+
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define DMC1_MEM_CFG 0x80010012 /* Chip1, Burst4, Row/Column bit */
+#define DMC1_MEM_CFG2 0xB45
+#define DMC1_CHIP0_CFG 0x150F8 /* 0x4000_0000 ~ 0x43ff_ffff (64MB) */
+#define DMC_DDR_32_CFG 0x0 /* 32bit, DDR */
+
+/* Memory Parameters */
+/* DDR Parameters */
+#define DDR_tREFRESH 7800 /* ns */
+#define DDR_tRAS 45 /* ns (min: 45ns)*/
+#define DDR_tRC 68 /* ns (min: 67.5ns)*/
+#define DDR_tRCD 23 /* ns (min: 22.5ns)*/
+#define DDR_tRFC 80 /* ns (min: 80ns)*/
+#define DDR_tRP 23 /* ns (min: 22.5ns)*/
+#define DDR_tRRD 15 /* ns (min: 15ns)*/
+#define DDR_tWR 15 /* ns (min: 15ns)*/
+#define DDR_tXSR 120 /* ns (min: 120ns)*/
+#define DDR_CASL 3 /* CAS Latency 3 */
+
+/*
+ * mDDR memory configuration
+ */
+
+#define NS_TO_CLK(t) ((STARTUP_HCLK / 1000 * (t) - 1) / 1000000)
+
+#define DMC_DDR_BA_EMRS 2
+#define DMC_DDR_MEM_CASLAT 3
+/* 6 Set Cas Latency to 3 */
+#define DMC_DDR_CAS_LATENCY (DDR_CASL << 1)
+/* Min 0.75 ~ 1.25 */
+#define DMC_DDR_t_DQSS 1
+/* Min 2 tck */
+#define DMC_DDR_t_MRD 2
+/* 7, Min 45ns */
+#define DMC_DDR_t_RAS (NS_TO_CLK(DDR_tRAS) + 1)
+/* 10, Min 67.5ns */
+#define DMC_DDR_t_RC (NS_TO_CLK(DDR_tRC) + 1)
+/* 4,5(TRM), Min 22.5ns */
+#define DMC_DDR_t_RCD (NS_TO_CLK(DDR_tRCD) + 1)
+#define DMC_DDR_schedule_RCD ((DMC_DDR_t_RCD - 3) << 3)
+/* 11,18(TRM) Min 80ns */
+#define DMC_DDR_t_RFC (NS_TO_CLK(DDR_tRFC) + 1)
+#define DMC_DDR_schedule_RFC ((DMC_DDR_t_RFC - 3) << 5)
+/* 4, 5(TRM) Min 22.5ns */
+#define DMC_DDR_t_RP (NS_TO_CLK(DDR_tRP) + 1)
+#define DMC_DDR_schedule_RP ((DMC_DDR_t_RP - 3) << 3)
+/* 3, Min 15ns */
+#define DMC_DDR_t_RRD (NS_TO_CLK(DDR_tRRD) + 1)
+/* Min 15ns */
+#define DMC_DDR_t_WR (NS_TO_CLK(DDR_tWR) + 1)
+#define DMC_DDR_t_WTR 2
+/* 1tck + tIS(1.5ns) */
+#define DMC_DDR_t_XP 2
+/* 17, Min 120ns */
+#define DMC_DDR_t_XSR (NS_TO_CLK(DDR_tXSR) + 1)
+#define DMC_DDR_t_ESR DMC_DDR_t_XSR
+/* TRM 2656 */
+#define DMC_DDR_REFRESH_PRD (NS_TO_CLK(DDR_tREFRESH))
+/* 2b01 : mDDR */
+#define DMC_DDR_USER_CONFIG 1
+
+#ifndef __ASSEMBLY__
+enum s3c64xx_uarts_nr {
+ S3C64XX_UART0,
+ S3C64XX_UART1,
+ S3C64XX_UART2,
+};
+
+#include "s3c64x0.h"
+
+static inline s3c64xx_uart *s3c64xx_get_base_uart(enum s3c64xx_uarts_nr nr)
+{
+ return (s3c64xx_uart *)(ELFIN_UART_BASE + (nr * 0x400));
+}
+#endif
+
+#endif /*__S3C6400_H__*/
--- /dev/null
+/*
+ * (C) Copyright 2003
+ * David MÃŒller ELSOFT AG Switzerland. d.mueller@elsoft.ch
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/************************************************
+ * NAME : S3C64XX.h
+ * Version : 31.3.2003
+ *
+ * common stuff for SAMSUNG S3C64XX SoC
+ ************************************************/
+
+#ifndef __S3C64XX_H__
+#define __S3C64XX_H__
+
+#if defined(CONFIG_SYNC_MODE) && defined(CONFIG_S3C6400)
+#error CONFIG_SYNC_MODE unavailable on S3C6400, please, fix your configuration!
+#endif
+
+#include <asm/types.h>
+
+/* UART (see manual chapter 11) */
+typedef struct {
+ volatile u32 ULCON;
+ volatile u32 UCON;
+ volatile u32 UFCON;
+ volatile u32 UMCON;
+ volatile u32 UTRSTAT;
+ volatile u32 UERSTAT;
+ volatile u32 UFSTAT;
+ volatile u32 UMSTAT;
+#ifdef __BIG_ENDIAN
+ volatile u8 res1[3];
+ volatile u8 UTXH;
+ volatile u8 res2[3];
+ volatile u8 URXH;
+#else /* Little Endian */
+ volatile u8 UTXH;
+ volatile u8 res1[3];
+ volatile u8 URXH;
+ volatile u8 res2[3];
+#endif
+ volatile u32 UBRDIV;
+#ifdef __BIG_ENDIAN
+ volatile u8 res3[2];
+ volatile u16 UDIVSLOT;
+#else
+ volatile u16 UDIVSLOT;
+ volatile u8 res3[2];
+#endif
+} s3c64xx_uart;
+
+/* PWM TIMER (see manual chapter 10) */
+typedef struct {
+ volatile u32 TCNTB;
+ volatile u32 TCMPB;
+ volatile u32 TCNTO;
+} s3c64xx_timer;
+
+typedef struct {
+ volatile u32 TCFG0;
+ volatile u32 TCFG1;
+ volatile u32 TCON;
+ s3c64xx_timer ch[4];
+ volatile u32 TCNTB4;
+ volatile u32 TCNTO4;
+} s3c64xx_timers;
+
+#endif /*__S3C64XX_H__*/
S3C64XX_UART2,
};
-#include "s5pc100.h"
+#include "s5pc1x0.h"
static inline s3c64xx_uart *s3c64xx_get_base_uart(enum s3c64xx_uarts_nr nr)
{
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