From 289f932c5ff628bf21a05073243071a01a2d3b02 Mon Sep 17 00:00:00 2001 From: wdenk Date: Wed, 12 Jan 2005 00:15:14 +0000 Subject: [PATCH] * Some Cleanup. * Patch by Richard Woodruff, 10 Jan 2005: Update support for OMAP2420 (ARM11) and H4 board: o clean up and add new types to H4 memory probe code. o fix to work with internal boot. o added PRCM config III operation. o fix marginal flash timings. o add revison ATAG usage. o enable voltage scaling at power chip. o fix compile error for i2c. * Fix network problem (error when receiving multiple ARP packets) --- CHANGELOG | 14 +- board/ixdp425/ixdp425.c | 22 +-- board/omap2420h4/config.mk | 4 +- board/omap2420h4/flash.c | 3 +- board/omap2420h4/mem.c | 250 ++++++++++++++++++------------- board/omap2420h4/omap2420h4.c | 77 +++++++--- board/omap2420h4/platform.S | 47 +----- board/omap2420h4/sys_info.c | 107 ++++++++++++- cpu/arm1136/config.mk | 3 +- cpu/arm1136/start.S | 12 +- cpu/ixp/pci.c | 23 +-- drivers/omap24xx_i2c.c | 5 +- drivers/pci_indirect.c | 9 ++ include/asm-arm/arch-arm1136/clocks.h | 52 ++++++- include/asm-arm/arch-arm1136/mem.h | 124 +++++++++++---- include/asm-arm/arch-arm1136/omap2420.h | 3 + include/asm-arm/arch-arm1136/sys_info.h | 1 + include/asm-arm/arch-arm1136/sys_proto.h | 6 + include/configs/omap2420h4.h | 73 ++++++++- lib_arm/armlinux.c | 17 +++ net/net.c | 1 + 21 files changed, 595 insertions(+), 258 deletions(-) diff --git a/CHANGELOG b/CHANGELOG index d7dd20f..3f62469 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,7 +2,19 @@ Changes for U-Boot 1.1.3: ====================================================================== -* Patch by Daniel Poirot, 10 Oct 2004: +* Patch by Richard Woodruff, 10 Jan 2005: + Update support for OMAP2420 (ARM11) and H4 board: + o clean up and add new types to H4 memory probe code. + o fix to work with internal boot. + o added PRCM config III operation. + o fix marginal flash timings. + o add revison ATAG usage. + o enable voltage scaling at power chip. + o fix compile error for i2c. + +* Fix network problem (error when receiving multiple ARP packets) + +* Patch by Daniel Poirot, 12 Oct 2004: Add support for Wind River sbc405 board * Patch by Rainer Brestan, 12 Oct 2004: diff --git a/board/ixdp425/ixdp425.c b/board/ixdp425/ixdp425.c index e56f477..80553ba 100644 --- a/board/ixdp425/ixdp425.c +++ b/board/ixdp425/ixdp425.c @@ -38,18 +38,16 @@ * Miscelaneous platform dependent initialisations */ -int -/**********************************************************/ -board_post_init (void) /**********************************************************/ + +int board_post_init (void) { return (0); } -int -/**********************************************************/ -board_init (void) /**********************************************************/ + +int board_init (void) { DECLARE_GLOBAL_DATA_PTR; @@ -62,10 +60,9 @@ board_init (void) return 0; } -int -/**********************************************************/ -dram_init (void) /**********************************************************/ + +int dram_init (void) { DECLARE_GLOBAL_DATA_PTR; @@ -74,9 +71,14 @@ dram_init (void) return (0); } + +/**********************************************************/ + extern struct pci_controller hose; + void pci_init_board(void) { + extern void pci_ixp_init (struct pci_controller *hose); + pci_ixp_init(&hose); - return ; } diff --git a/board/omap2420h4/config.mk b/board/omap2420h4/config.mk index 4f14be8..f2a533e 100644 --- a/board/omap2420h4/config.mk +++ b/board/omap2420h4/config.mk @@ -14,12 +14,10 @@ # (mem base + reserved) # For use with external or internal boots. -# CONFIG_PARTIAL_SRAM must be defined to use this. TEXT_BASE = 0x80e80000 # Used with full SRAM boot. # This is either with a GP system or a signed boot image. # easiest, and safest way to go if you can. -# Comment out CONFIG_PARTIAL_SRAM for this one. -# #TEXT_BASE = 0x40280000 + diff --git a/board/omap2420h4/flash.c b/board/omap2420h4/flash.c index 3b6a69f..d5e106a 100644 --- a/board/omap2420h4/flash.c +++ b/board/omap2420h4/flash.c @@ -119,6 +119,7 @@ unsigned long flash_init (void) size += flash_info[i].size; } +#ifdef CFG_ENV_IS_IN_FLASH /* Protect monitor and environment sectors */ flash_protect (FLAG_PROTECT_SET, @@ -128,7 +129,7 @@ unsigned long flash_init (void) flash_protect (FLAG_PROTECT_SET, CFG_ENV_ADDR, CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]); - +#endif return size; } diff --git a/board/omap2420h4/mem.c b/board/omap2420h4/mem.c index 5e23d61..3ce38cc 100644 --- a/board/omap2420h4/mem.c +++ b/board/omap2420h4/mem.c @@ -38,9 +38,8 @@ *************************************************************/ void sdelay (unsigned long loops) { - __asm__ volatile ("1:\n" - "subs %0, %1, #1\n" - "bne 1b":"=r" (loops):"0" (loops)); + __asm__ volatile ("1:\n" "subs %0, %1, #1\n" + "bne 1b":"=r" (loops):"0" (loops)); } /********************************************************************************* @@ -50,12 +49,10 @@ void sdelay (unsigned long loops) void prcm_init(void) { u32 rev,div; -#ifdef CONFIG_PARTIAL_SRAM void (*f_lock_pll) (u32, u32, u32, u32); extern void *_end_vect, *_start; f_lock_pll = (void *)((u32)&_end_vect - (u32)&_start + SRAM_VECT_CODE); -#endif __raw_writel(0, CM_FCLKEN1_CORE); /* stop all clocks to reduce ringing */ __raw_writel(0, CM_FCLKEN2_CORE); /* may not be necessary */ @@ -75,45 +72,33 @@ void prcm_init(void) __raw_writel(div, CM_CLKSEL1_CORE);/* set L3/L4/USB/Display/Vlnc/SSi dividers */ sdelay(1000); -#ifndef CONFIG_PARTIAL_SRAM - /* If running fully from SRAM this is OK. The Flash bus drops out for just a little. - * but then comes back. If running from Flash this sequence kills you, thus you need - * to run it using CONFIG_PARTIAL_SRAM. - */ - __raw_writel(MODE_BYPASS_FAST, CM_CLKEN_PLL); /* go to bypass, fast relock */ - wait_on_value(BIT0|BIT1, BIT1, CM_IDLEST_CKGEN, LDELAY); /* wait till in bypass */ - - /* set clock selection and dpll dividers. */ - __raw_writel(DPLL_VAL, CM_CLKSEL1_PLL); /* set pll for target rate */ - __raw_writel(COMMIT_DIVIDERS, PRCM_CLKCFG_CTRL); /* commit dividers */ - sdelay(10000); - __raw_writel(DPLL_LOCK, CM_CLKEN_PLL); /* enable dpll */ - sdelay(10000); - wait_on_value(BIT0|BIT1, BIT2, CM_IDLEST_CKGEN, LDELAY); /*wait for dpll lock */ -#else -/* if running from flash, need to jump to small relocated code area in SRAM. - * This is the only safe spot to do configurations from. - */ - (*f_lock_pll)(PRCM_CLKCFG_CTRL, CM_CLKEN_PLL, DPLL_LOCK, CM_IDLEST_CKGEN); -#endif + if(running_in_sram()){ + /* If running fully from SRAM this is OK. The Flash bus drops out for just a little. + * but then comes back. If running from Flash this sequence kills you, thus you need + * to run it using CONFIG_PARTIAL_SRAM. + */ + __raw_writel(MODE_BYPASS_FAST, CM_CLKEN_PLL); /* go to bypass, fast relock */ + wait_on_value(BIT0|BIT1, BIT0, CM_IDLEST_CKGEN, LDELAY); /* wait till in bypass */ + sdelay(1000); + /* set clock selection and dpll dividers. */ + __raw_writel(DPLL_VAL, CM_CLKSEL1_PLL); /* set pll for target rate */ + __raw_writel(COMMIT_DIVIDERS, PRCM_CLKCFG_CTRL); /* commit dividers */ + sdelay(10000); + __raw_writel(DPLL_LOCK, CM_CLKEN_PLL); /* enable dpll */ + sdelay(10000); + wait_on_value(BIT0|BIT1, BIT1, CM_IDLEST_CKGEN, LDELAY); /*wait for dpll lock */ + }else if(running_in_flash()){ + /* if running from flash, need to jump to small relocated code area in SRAM. + * This is the only safe spot to do configurations from. + */ + (*f_lock_pll)(PRCM_CLKCFG_CTRL, CM_CLKEN_PLL, DPLL_LOCK, CM_IDLEST_CKGEN); + } __raw_writel(DPLL_LOCK|APLL_LOCK, CM_CLKEN_PLL); /* enable apll */ wait_on_value(BIT8, BIT8, CM_IDLEST_CKGEN, LDELAY); /* wait for apll lock */ sdelay(1000); } -/*********************************************** - * memif_init() - init the gpmc and sdrc - * - early init routines, called from flash or - * SRAM. - ***********************************************/ -void memif_init(void) -{ - sdrc_init(); -#ifndef CONFIG_PARTIAL_SRAM /* don't init if calling from flash */ - gpmc_init(); -#endif -} /******************************************************** * mem_ok() - test used to see if timings are correct @@ -121,11 +106,17 @@ void memif_init(void) * we are currently using. *******************************************************/ u32 mem_ok(void) -{ u32 val; - __raw_writel(0x0,OMAP2420_SDRC_CS0+0x400); /* clear pos A */ - __raw_writel(0x12345678, OMAP2420_SDRC_CS0);/* pattern to pos B */ - val = __raw_readl(OMAP2420_SDRC_CS0+0x400); /* get pos A value */ - if (val != 0) /* see if pos A value changed*/ +{ + u32 val1, val2; + u32 pattern = 0x12345678; + + __raw_writel(0x0,OMAP2420_SDRC_CS0+0x400); /* clear pos A */ + __raw_writel(pattern, OMAP2420_SDRC_CS0); /* pattern to pos B */ + __raw_writel(0x0,OMAP2420_SDRC_CS0+4); /* remove pattern off the bus */ + val1 = __raw_readl(OMAP2420_SDRC_CS0+0x400); /* get pos A value */ + val2 = __raw_readl(OMAP2420_SDRC_CS0); /* get val2 */ + + if ((val1 != 0) || (val2 != pattern)) /* see if pos A value changed*/ return(0); else return(1); @@ -142,122 +133,157 @@ void sdrc_init(void) do_sdrc_init(SDRC_CS0_OSET, EARLY_INIT); /* only init up first bank here */ } -/********************************************************** +/************************************************************************* * do_sdrc_init(): initialize the SDRAM for use. * -called from low level code with stack only. * -code sets up SDRAM timing and muxing for 2422 or 2420. * -optimal settings can be placed here, or redone after i2c * inspection of board info * - * !!! When ES1 comes out need to conditionalize RFR value!!! - **********************************************************/ + * This is a bit ugly, but should handle all memory moduels + * used with the H4. The first time though this code from s_init() + * we configure the first chip select. Later on we come back and + * will configure the 2nd chip select if it exists. + * + **************************************************************************/ void do_sdrc_init(u32 offset, u32 early) { - u32 cpu, bug=0, rev, shared=0, cs0=0, pmask=0,first=1; + u32 cpu, bug=0, rev, common=0, cs0=0, pmask=0, pass_type; sdrc_data_t *sdata; /* do not change type */ + u32 a, b, r; static const sdrc_data_t sdrc_2422 = { - H4_2422_SDRC_SHARING, H4_2422_SDRC_MDCFG_0, H4_2422_SDRC_ACTIM_CTRLA_0, - H4_2422_SDRC_ACTIM_CTRLB_0, H4_2422_SDRC_RFR_CTRL_ES1, H4_2422_SDRC_MR_0, - H4_2422_SDRC_DLLA_CTRL, H4_2422_SDRC_DLLB_CTRL + H4_2422_SDRC_SHARING, H4_2422_SDRC_MDCFG_0_DDR, 0 , H4_2422_SDRC_ACTIM_CTRLA_0, + H4_2422_SDRC_ACTIM_CTRLB_0, H4_2422_SDRC_RFR_CTRL_ES1, H4_2422_SDRC_MR_0_DDR, + 0, H4_2422_SDRC_DLLA_CTRL, H4_2422_SDRC_DLLB_CTRL }; static const sdrc_data_t sdrc_2420 = { - H4_2420_SDRC_SHARING, H4_2420_SDRC_MDCFG_0, H4_2420_SDRC_ACTIM_CTRLA_0, - H4_2420_SDRC_ACTIM_CTRLB_0, H4_2420_SDRC_RFR_CTRL_ES1, H4_2420_SDRC_MR_0, + H4_2420_SDRC_SHARING, H4_2420_SDRC_MDCFG_0_DDR, H4_2420_SDRC_MDCFG_0_SDR, + H4_2420_SDRC_ACTIM_CTRLA_0, H4_2420_SDRC_ACTIM_CTRLB_0, + H4_2420_SDRC_RFR_CTRL_ES1, H4_2420_SDRC_MR_0_DDR, H4_2420_SDRC_MR_0_SDR, H4_2420_SDRC_DLLA_CTRL, H4_2420_SDRC_DLLB_CTRL }; if (offset == SDRC_CS0_OSET) - cs0 = shared = 1; /* int regs shared between both chip select */ + cs0 = common = 1; /* int regs shared between both chip select */ cpu = get_cpu_type(); - /* warning generated, though code generation is correct. this may bite later, but is ok for now. - * there is only so much C code you can do on stack only operation. + /* warning generated, though code generation is correct. this may bite later, + * but is ok for now. there is only so much C code you can do on stack only + * operation. */ - if (cpu == CPU_2422) - sdata = &sdrc_2422; - else - sdata = &sdrc_2420; - __asm__ __volatile__("": : :"memory"); -#ifdef CONFIG_PARTIAL_SRAM - /* u-boot is compiled to run in DDR at 8xxxxxxx. If we use data here which is not pc relative - * we need to get the address correct. We need to find the current flash mapping to dress up - * the initial pointer load. As long as this is const data we should be ok. - */ - if(early) - sdata = (sdrc_data_t *)(((u32)sdata & 0x0003FFFF) | get_gpmc0_base()); -#endif + if (cpu == CPU_2422){ + sdata = (sdrc_data_t *)&sdrc_2422; + pass_type = STACKED; + } + else{ + sdata = (sdrc_data_t *)&sdrc_2420; + pass_type = IP_DDR; + } - men_combo: + __asm__ __volatile__("": : :"memory"); /* limit compiler scope */ - if (!early && get_mem_type() == DDR_COMBO) { /* combo part has a shared CKE signal, can't use feature */ + /* u-boot is compiled to run in DDR or SRAM at 8xxxxxxx or 4xxxxxxx. + * If we are running in flash prior to relocation and we use data + * here which is not pc relative we need to get the address correct. + * We need to find the current flash mapping to dress up the initial + * pointer load. As long as this is const data we should be ok. + */ + if((early) && running_in_flash()){ + sdata = (sdrc_data_t *)(((u32)sdata & 0x0003FFFF) | get_gpmc0_base()); + /* NOR internal boot offset is 0x4000 from xloader signature */ + if(running_from_internal_boot()) + sdata = (sdrc_data_t *)((u32)sdata + 0x4000); + } + if (!early && (get_mem_type() == DDR_COMBO)) {/* combo part has a shared CKE signal, can't use feature */ pmask = BIT2; - first = 0; /* trigger ddr_combo init */ + pass_type = COMBO_DDR; /* CS1 config */ } - if (shared) { - __raw_writel(__raw_readl(SMS_SYSCONFIG)|SMART_IDLE, SMS_SYSCONFIG); - __raw_writel(SMART_IDLE|SOFTRESET, SDRC_SYSCONFIG); /* reset sdrc */ - wait_on_value(BIT0, BIT0, SDRC_STATUS, 12000000); /* wait till reset done set */ - __raw_writel(SMART_IDLE, SDRC_SYSCONFIG); /* clear soft reset */ +next_mem_type: + if (common) { /* do a SDRC reset between types to clear regs*/ + __raw_writel(SOFTRESET, SDRC_SYSCONFIG); /* reset sdrc */ + wait_on_value(BIT0, BIT0, SDRC_STATUS, 12000000);/* wait till reset done set */ + __raw_writel(0, SDRC_SYSCONFIG); /* clear soft reset */ __raw_writel(sdata->sdrc_sharing, SDRC_SHARING); - __raw_writel((__raw_readl(SDRC_POWER)|SMART_IDLE) & ~pmask, SDRC_POWER); + __raw_writel((__raw_readl(SDRC_POWER)) & ~pmask, SDRC_POWER); +#ifdef POWER_SAVE + __raw_writel(__raw_readl(SMS_SYSCONFIG)|SMART_IDLE, SMS_SYSCONFIG); + __raw_writel(sdata->sdrc_sharing|SMART_IDLE, SDRC_SHARING); + __raw_writel((__raw_readl(SDRC_POWER)|BIT6) & ~pmask, SDRC_POWER); +#endif + } + + if ((pass_type == IP_DDR) || (pass_type == STACKED)) /* (IP ddr-CS0),(2422-CS0/CS1) */ + __raw_writel(sdata->sdrc_mdcfg_0_ddr, SDRC_MCFG_0+offset); + else if (pass_type == COMBO_DDR){ /* (combo-CS0/CS1) */ + __raw_writel(H4_2420_COMBO_MDCFG_0_DDR,SDRC_MCFG_0+offset); + } else if (pass_type == IP_SDR){ /* ip sdr-CS0 */ + __raw_writel(sdata->sdrc_mdcfg_0_sdr, SDRC_MCFG_0+offset); } - if (first) - __raw_writel(sdata->sdrc_mdcfg_0, SDRC_MCFG_0+offset); - else { - __raw_writel((__raw_readl(SDRC_POWER)|SMART_IDLE) & ~pmask, SDRC_POWER); - __raw_writel(H4_2420_COMBO_MDCFG_0,SDRC_MCFG_0+offset); + + if(pass_type == IP_SDR){ /* SDRAM can run full speed only rated for 105MHz*/ + a = H4_242X_SDRC_ACTIM_CTRLA_0_100MHz; + b = H4_242X_SDRC_ACTIM_CTRLB_0_100MHz; + r = H4_2420_SDRC_RFR_CTRL; + } else { + a = sdata->sdrc_actim_ctrla_0; + b = sdata->sdrc_actim_ctrlb_0; + r = sdata->sdrc_rfr_ctrl; } if (cs0) { - __raw_writel(sdata->sdrc_actim_ctrla_0, SDRC_ACTIM_CTRLA_0); - __raw_writel(sdata->sdrc_actim_ctrlb_0, SDRC_ACTIM_CTRLB_0); + __raw_writel(a, SDRC_ACTIM_CTRLA_0); + __raw_writel(b, SDRC_ACTIM_CTRLB_0); } else { - __raw_writel(sdata->sdrc_actim_ctrla_0, SDRC_ACTIM_CTRLA_1); - __raw_writel(sdata->sdrc_actim_ctrlb_0, SDRC_ACTIM_CTRLB_1); + __raw_writel(a, SDRC_ACTIM_CTRLA_1); + __raw_writel(b, SDRC_ACTIM_CTRLB_1); } - __raw_writel(sdata->sdrc_rfr_ctrl, SDRC_RFR_CTRL+offset); + __raw_writel(r, SDRC_RFR_CTRL+offset); - /* init sequence for _mDDR_ using manual commands (DDR is a bit different) */ + /* init sequence for mDDR/mSDR using manual commands (DDR is a bit different) */ __raw_writel(CMD_NOP, SDRC_MANUAL_0+offset); - sdelay(5000); /* susposed to be 100us per design spec for mddr*/ + sdelay(5000); /* susposed to be 100us per design spec for mddr/msdr */ __raw_writel(CMD_PRECHARGE, SDRC_MANUAL_0+offset); __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_0+offset); __raw_writel(CMD_AUTOREFRESH, SDRC_MANUAL_0+offset); /* * CSx SDRC Mode Register - * Burst length = 4 - DDR memory + * Burst length = (4 - DDR) (2-SDR) * Serial mode * CAS latency = x */ - __raw_writel(sdata->sdrc_mr_0, SDRC_MR_0+offset); + if(pass_type == IP_SDR) + __raw_writel(sdata->sdrc_mr_0_sdr, SDRC_MR_0+offset); + else + __raw_writel(sdata->sdrc_mr_0_ddr, SDRC_MR_0+offset); - /* NOTE: ES1 242x _BUG_ DLL */ + /* NOTE: ES1 242x _BUG_ DLL + External Bandwidth fix*/ rev = get_cpu_rev(); - if (rev == CPU_2420_ES1 || rev == CPU_2422_ES1) + if (rev == CPU_2420_ES1 || rev == CPU_2422_ES1){ bug = BIT0; + __raw_writel((__raw_readl(SMS_CLASS_ARB0)|BURSTCOMPLETE_GROUP7) + ,SMS_CLASS_ARB0);/* enable bust complete for lcd */ + } /* enable & load up DLL with good value for 75MHz, and set phase to 90% */ - if (shared) { + if (common && (pass_type != IP_SDR)) { __raw_writel(sdata->sdrc_dlla_ctrl, SDRC_DLLA_CTRL); __raw_writel(sdata->sdrc_dlla_ctrl & ~(BIT2|bug), SDRC_DLLA_CTRL); __raw_writel(sdata->sdrc_dllb_ctrl, SDRC_DLLB_CTRL); __raw_writel(sdata->sdrc_dllb_ctrl & ~(BIT2|bug) , SDRC_DLLB_CTRL); } - sdelay(9000); - if (!first || mem_ok()) /* passed test or 2nd bank init */ - return; - else { - first = 0; - goto men_combo; - } -} + sdelay(90000); + if(mem_ok()) + return; /* STACKED, other configued type */ + ++pass_type; /* IPDDR->COMBODDR->IPSDR for CS0 */ + goto next_mem_type; +} /***************************************************** * gpmc_init(): init gpmc bus @@ -272,7 +298,11 @@ void gpmc_init(void) __raw_writel(0x10, GPMC_SYSCONFIG); /* smart idle */ __raw_writel(0x0, GPMC_IRQENABLE); /* isr's sources masked */ __raw_writel(0x1, GPMC_TIMEOUT_CONTROL);/* timeout disable */ +#ifdef CFG_NAND_BOOT + __raw_writel(0x001, GPMC_CONFIG); /* set nWP, disable limited addr */ +#else __raw_writel(0x111, GPMC_CONFIG); /* set nWP, disable limited addr */ +#endif /* discover bus connection from sysboot */ if (is_gpmc_muxed() == GPMC_MUXED) @@ -283,11 +313,22 @@ void gpmc_init(void) /* setup cs0 */ __raw_writel(0x0, GPMC_CONFIG7_0); /* disable current map */ sdelay(1000); + +#ifdef CFG_NAND_BOOT + __raw_writel(H4_24XX_GPMC_CONFIG1_0|mtype|mwidth, GPMC_CONFIG1_0); +#else __raw_writel(H4_24XX_GPMC_CONFIG1_0|mux|mtype|mwidth, GPMC_CONFIG1_0); - /* __raw_writel(H4_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_0); */ +#endif + +#ifdef PRCM_CONFIG_III + __raw_writel(H4_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_0); +#endif __raw_writel(H4_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_0); __raw_writel(H4_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_0); - /* __raw_writel(H4_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_0); */ +#ifdef PRCM_CONFIG_III + __raw_writel(H4_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_0); + __raw_writel(H4_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_0); +#endif __raw_writel(H4_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_0);/* enable new mapping */ sdelay(2000); @@ -303,3 +344,4 @@ void gpmc_init(void) __raw_writel(H4_24XX_GPMC_CONFIG7_1, GPMC_CONFIG7_1); /* enable mapping */ sdelay(2000); } + diff --git a/board/omap2420h4/omap2420h4.c b/board/omap2420h4/omap2420h4.c index bf398f6..697dfef 100644 --- a/board/omap2420h4/omap2420h4.c +++ b/board/omap2420h4/omap2420h4.c @@ -31,6 +31,11 @@ #include #include #include +#if (CONFIG_COMMANDS & CFG_CMD_NAND) +#include +extern struct nand_chip nand_dev_desc[CFG_MAX_NAND_DEVICE]; +#endif + static void wait_for_command_complete(unsigned int wd_base); @@ -40,9 +45,8 @@ static void wait_for_command_complete(unsigned int wd_base); ******************************************************/ static inline void delay (unsigned long loops) { - __asm__ volatile ("1:\n" - "subs %0, %1, #1\n" - "bne 1b":"=r" (loops):"0" (loops)); + __asm__ volatile ("1:\n" "subs %0, %1, #1\n" + "bne 1b":"=r" (loops):"0" (loops)); } /***************************************** @@ -52,11 +56,9 @@ static inline void delay (unsigned long loops) int board_init (void) { DECLARE_GLOBAL_DATA_PTR; -#ifndef CONFIG_PARTIAL_SRAM - s_init(0x0); /* full sram build, never skip clock and sdrc, no point */ -#else - gpmc_init(); -#endif + + gpmc_init(); /* in SRAM or SDRM, finish GPMC */ + gd->bd->bi_arch_number = MACH_TYPE_OMAP_H4; /* board id for linux */ gd->bd->bi_boot_params = (OMAP2420_SDRC_CS0+0x100); /* adress of boot parameters */ @@ -66,23 +68,23 @@ int board_init (void) /********************************************************** * Routine: s_init * Description: Does early system init of muxing and clocks. - * - Called at time when only stack is available. + * - Called path is with sram stack. **********************************************************/ -void s_init(int skip) +void s_init(void) { + int in_sdram = running_in_sdram(); + watchdog_init(); set_muxconf_regs(); delay(100); - if (!skip) + if(!in_sdram) prcm_init(); peripheral_enable(); icache_enable(); -#ifndef CONFIG_APTIX - if (!skip) - memif_init(); -#endif + if (!in_sdram) + sdrc_init(); } /******************************************************* @@ -102,7 +104,7 @@ int misc_init_r (void) void watchdog_init(void) { int mode; -#define GP (BIT8|BIT9) + #define GP (BIT8|BIT9) /* There are 4 watch dogs. 1 secure, and 3 general purpose. * I would expect that the ROM takes care of the secure one, @@ -152,6 +154,8 @@ void ether_init (void) #ifdef CONFIG_DRIVER_LAN91C96 int cnt = 20; + __raw_writeb(0x3,OMAP2420_CTRL_BASE+0x10a); /*protect->gpio95 */ + __raw_writew(0x0, LAN_RESET_REGISTER); do { __raw_writew(0x1, LAN_RESET_REGISTER); @@ -189,7 +193,9 @@ int dram_init (void) DECLARE_GLOBAL_DATA_PTR; unsigned int size0=0,size1=0; u32 mtype, btype; -#define NOT_EARLY 0 + u8 chg_on = 0x5; /* enable charge of back up battery */ + u8 vmode_on = 0x8C; + #define NOT_EARLY 0 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); /* need this a bit early */ @@ -197,13 +203,18 @@ int dram_init (void) mtype = get_mem_type(); display_board_info(btype); - if (btype == BOARD_H4_MENELAUS) - update_mux(btype,mtype); + if (btype == BOARD_H4_MENELAUS){ + update_mux(btype,mtype); /* combo part on menelaus */ + i2c_write(I2C_MENELAUS, 0x20, 1, &chg_on, 1); /*fix POR reset bug */ + i2c_write(I2C_MENELAUS, 0x2, 1, &vmode_on, 1); /* VCORE change on VMODE */ + } if ((mtype == DDR_COMBO) || (mtype == DDR_STACKED)) { do_sdrc_init(SDRC_CS1_OSET, NOT_EARLY); /* init other chip select */ size0 = size1 = SZ_32M; - } else + } else if (mtype == SDR_DISCRETE) + size0 = SZ_128M; + else size0 = SZ_64M; gd->bd->bi_dram[0].start = PHYS_SDRAM_1; @@ -477,7 +488,7 @@ void muxSetupCamera(void) /* CAMERA_RSTZ pin configuration, PIN = Y16 */ /* CAM_RST is connected through the I2C IO expander.*/ /* MuxConfigReg = (volatile unsigned char *), CONTROL_PADCONF_SYS_NRESWARM*/ - /* *MuxConfigReg = 0x00 ; /* Mode = 0, PUPD=Disabled */ + /* *MuxConfigReg = 0x00 ; / * Mode = 0, PUPD=Disabled */ /* CAMERA_XCLK pin configuration, PIN = U3 */ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_CAM_XCLK; @@ -661,7 +672,7 @@ void muxSetupHDQ(void) void muxSetupGPMC(void) { volatile uint8 *MuxConfigReg; - volatile unsigned int *MCR = 0x4800008C; + volatile unsigned int *MCR = (volatile unsigned int *)0x4800008C; /* gpmc_io_dir */ *MCR = 0x19000000; @@ -830,3 +841,25 @@ void update_mux(u32 btype,u32 mtype) } } } + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) +void nand_init(void) +{ + extern flash_info_t flash_info[]; + + nand_probe(CFG_NAND_ADDR); + if (nand_dev_desc[0].ChipID != NAND_ChipID_UNKNOWN) { + print_size(nand_dev_desc[0].totlen, "\n"); + } + +#ifdef CFG_JFFS2_MEM_NAND + flash_info[CFG_JFFS2_FIRST_BANK].flash_id = nand_dev_desc[0].id; + flash_info[CFG_JFFS2_FIRST_BANK].size = 1024*1024*2; /* only read kernel single meg partition */ + flash_info[CFG_JFFS2_FIRST_BANK].sector_count = 1024; /* 1024 blocks in 16meg chip (use less for raw/copied partition) */ + flash_info[CFG_JFFS2_FIRST_BANK].start[0] = 0x80200000; /* ?, ram for now, open question, copy to RAM or adapt for NAND */ +#endif +} +#endif + + + diff --git a/board/omap2420h4/platform.S b/board/omap2420h4/platform.S index dc1b443..86bf5ba 100644 --- a/board/omap2420h4/platform.S +++ b/board/omap2420h4/platform.S @@ -33,8 +33,6 @@ _TEXT_BASE: .word TEXT_BASE /* sdram load addr from config.mk */ -#ifdef CONFIG_PARTIAL_SRAM - /************************************************************************** * cpy_clk_code: relocates clock code into SRAM where its safer to execute * R1 = SRAM destination address. @@ -159,41 +157,16 @@ pll_div_add: .word CM_CLKSEL1_PLL pll_div_val: .word DPLL_VAL /* DPLL setting (300MHz default) */ -#endif .globl platformsetup platformsetup: - mov r3, r0 /* save skip information */ -#ifdef CONFIG_APTIX - ldr r0, REG_SDRC_MCFG_0 - ldr r1, VAL_SDRC_MCFG_0 - str r1, [r0] - ldr r0, REG_SDRC_MR_0 - ldr r1, VAL_SDRC_MR_0 - str r1, [r0] - /* a ddr needs emr1 set here */ - ldr r0, REG_SDRC_SHARING - ldr r1, VAL_SDRC_SHARING - str r1, [r0] - ldr r0, REG_SDRC_RFR_CTRL_0 - ldr r1, VAL_SDRC_RFR_CTRL_0 - str r1, [r0] - - /* little delay after init */ - mov r2, #0x1800 -1: - subs r2, r2, #0x1 - bne 1b -#endif -#ifdef CONFIG_PARTIAL_SRAM ldr sp, SRAM_STACK str ip, [sp] /* stash old link register */ mov ip, lr /* save link reg across call */ - mov r0, r3 /* pass skip info to s_init */ bl s_init /* go setup pll,mux,memory */ ldr ip, [sp] /* restore save ip */ mov lr, ip /* restore link reg */ -#endif + /* map interrupt controller */ ldr r0, VAL_INTH_SETUP mcr p15, 0, r0, c15, c2, 4 @@ -211,21 +184,3 @@ VAL_INTH_SETUP: SRAM_STACK: .word LOW_LEVEL_SRAM_STACK -#ifdef CONFIG_APTIX -REG_SDRC_SHARING: - .word SDRC_SHARING -REG_SDRC_MCFG_0: - .word SDRC_MCFG_0 -REG_SDRC_MR_0: - .word SDRC_MR_0 -REG_SDRC_RFR_CTRL_0: - .word SDRC_RFR_CTRL -VAL_SDRC_SHARING: - .word VAL_H4_SDRC_SHARING -VAL_SDRC_MCFG_0: - .word VAL_H4_SDRC_MCFG_0 -VAL_SDRC_MR_0: - .word VAL_H4_SDRC_MR_0 -VAL_SDRC_RFR_CTRL_0: - .word VAL_H4_SDRC_RFR_CTRL_0 -#endif diff --git a/board/omap2420h4/sys_info.c b/board/omap2420h4/sys_info.c index b5fe9e3..78b936c 100644 --- a/board/omap2420h4/sys_info.c +++ b/board/omap2420h4/sys_info.c @@ -70,13 +70,21 @@ u32 get_cpu_rev(void) *************************************************************/ u32 get_mem_type(void) { + volatile u32 *burst = (volatile u32 *)(SDRC_MR_0+SDRC_CS0_OSET); + if (get_cpu_type() == CPU_2422) return(DDR_STACKED); if (get_board_type() == BOARD_H4_MENELAUS) - return(DDR_COMBO); + if(*burst == H4_2420_SDRC_MR_0_SDR) + return(SDR_DISCRETE); + else + return(DDR_COMBO); else - return(DDR_DISCRETE); + if(*burst == H4_2420_SDRC_MR_0_SDR) /* SDP + SDR kit */ + return(SDR_DISCRETE); + else + return(DDR_DISCRETE); /* origional SDP */ } /*********************************************************************** @@ -129,6 +137,8 @@ u32 is_gpmc_muxed(void) { u32 mux; mux = get_sysboot_value(); + if ((mux & (BIT0 | BIT1 | BIT2 | BIT3)) == (BIT0 | BIT2 | BIT3)) + return(GPMC_MUXED); /* NAND Boot mode */ if (mux & BIT1) /* if mux'ed */ return(GPMC_MUXED); else @@ -200,3 +210,96 @@ void display_board_info(u32 btype) db_s = db_ip; printf("TI H4 SDP Base Board with OMAP%s %s Daughter Board\n",cpu_s, db_s); } + +/************************************************************************* + * get_board_rev() - setup to pass kernel board revision information + * 0 = 242x IP platform (first 2xx boards) + * 1 = 242x Menelaus platfrom. + *************************************************************************/ +u32 get_board_rev(void) +{ + u32 rev = 0; + u32 btype = get_board_type(); + + if (btype == BOARD_H4_MENELAUS){ + rev = 1; + } + return(rev); +} + +/******************************************************** + * get_base(); get upper addr of current execution + *******************************************************/ +static u32 get_base(void) +{ + u32 val; + __asm__ __volatile__("mov %0, pc \n" : "=r" (val) : : "memory"); + val &= 0xF0000000; + val >>= 28; + return(val); +} + +/******************************************************** + * get_base2(); get 2upper addr of current execution + *******************************************************/ +static u32 get_base2(void) +{ + u32 val; + __asm__ __volatile__("mov %0, pc \n" : "=r" (val) : : "memory"); + val &= 0xFF000000; + val >>= 24; + return(val); +} + + + +/******************************************************** + * running_in_flash() - tell if currently running in + * flash. + *******************************************************/ +u32 running_in_flash(void) +{ + if (get_base() < 4) + return(1); /* in flash */ + return(0); /* running in SRAM or SDRAM */ +} + +/******************************************************** + * running_in_sram() - tell if currently running in + * sram. + *******************************************************/ +u32 running_in_sram(void) +{ + if (get_base() == 4) + return(1); /* in SRAM */ + return(0); /* running in FLASH or SDRAM */ +} +/******************************************************** + * running_in_sdram() - tell if currently running in + * flash. + *******************************************************/ +u32 running_in_sdram(void) +{ + if (get_base() > 4) + return(1); /* in sdram */ + return(0); /* running in SRAM or FLASH */ +} + +/************************************************************* + * running_from_internal_boot() - am I a signed NOR image. + *************************************************************/ +u32 running_from_internal_boot(void) +{ + u32 v, base; + + v = get_sysboot_value() & BIT3; + base = get_base2(); + /* if running at mask rom flash address and + * sysboot3 says this was an internal boot + */ + if ((base == 0x08) && v) + return(1); + else + return(0); +} + diff --git a/cpu/arm1136/config.mk b/cpu/arm1136/config.mk index 077514a..ca9dc25 100644 --- a/cpu/arm1136/config.mk +++ b/cpu/arm1136/config.mk @@ -22,4 +22,5 @@ # PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \ -PLATFORM_CPPFLAGS += -mapcs-32 -march=armv6 +# Make ARMv5 to allow more compilers to work, even though its v6. +PLATFORM_CPPFLAGS += -mapcs-32 -march=armv5 diff --git a/cpu/arm1136/start.S b/cpu/arm1136/start.S index 8cacc16..27fcc89 100644 --- a/cpu/arm1136/start.S +++ b/cpu/arm1136/start.S @@ -113,6 +113,7 @@ reset: #ifdef CONFIG_OMAP2420H4 /* Copy vectors to mask ROM indirect addr */ adr r0, _start /* r0 <- current position of code */ + add r0, r0, #4 /* skip reset vector */ mov r2, #64 /* r2 <- size to copy */ add r2, r0, r2 /* r2 <- source end address */ mov r1, #SRAM_OFFSET0 /* build vect addr */ @@ -125,10 +126,8 @@ next: stmia r1!, {r3-r10} /* copy to target address [r1] */ cmp r0, r2 /* until source end address [r2] */ bne next /* loop until equal */ -#ifdef CONFIG_PARTIAL_SRAM bl cpy_clk_code /* put dpll adjust code behind vectors */ #endif -#endif /* the mask ROM code should have PLL and others stable */ bl cpu_init_crit @@ -199,20 +198,13 @@ cpu_init_crit: bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS) bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM) orr r0, r0, #0x00000002 @ set bit 2 (A) Align -#ifndef CONFIG_ICACHE_OFF orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache -#endif mcr p15, 0, r0, c1, c0, 0 /* * Jump to board specific initialization... The Mask ROM will have already initialized * basic memory. Go here to bump up clock rate and handle wake up conditions. */ - adr r0, _start /* r0 <- current position of code */ - ldr r1, _TEXT_BASE /* test if we run from flash or RAM */ - cmp r0, r1 /* pass on info about skipping some init portions */ - moveq r0,#0x1 /* flag to skip prcm and sdrc setup */ - movne r0,#0x0 mov ip, lr /* persevere link reg across call */ bl platformsetup /* go setup pll,mux,memory */ mov lr, ip /* restore link */ @@ -405,7 +397,7 @@ arm1136_cache_flush: .globl reset_cpu reset_cpu: ldr r1, rstctl /* get addr for global reset reg */ - mov r3, #0x3 /* full reset pll+mpu */ + mov r3, #0x2 /* full reset pll+mpu */ str r3, [r1] /* force reset */ mov r0, r0 _loop_forever: diff --git a/cpu/ixp/pci.c b/cpu/ixp/pci.c index 703be4a..33c1cff 100644 --- a/cpu/ixp/pci.c +++ b/cpu/ixp/pci.c @@ -68,27 +68,30 @@ PciBar *memBars[IXP425_PCI_MAX_BAR]; PciBar *ioBars[IXP425_PCI_MAX_BAR]; PciDevice devices[IXP425_PCI_MAX_FUNC_ON_BUS]; -extern void out_8 (volatile unsigned *addr, char val) +void out_8 (volatile unsigned *addr, char val) { *addr = val; } -extern void out_le16 (volatile unsigned *addr, unsigned short val) + +void out_le16 (volatile unsigned *addr, unsigned short val) { *addr = cpu_to_le16 (val); } -extern void out_le32 (volatile unsigned *addr, unsigned int val) + +void out_le32 (volatile unsigned *addr, unsigned int val) { *addr = cpu_to_le32 (val); } -extern unsigned char in_8 (volatile unsigned *addr) +unsigned char in_8 (volatile unsigned *addr) { unsigned char val; val = *addr; return val; } -extern unsigned short in_le16 (volatile unsigned *addr) + +unsigned short in_le16 (volatile unsigned *addr) { unsigned short val; @@ -96,7 +99,8 @@ extern unsigned short in_le16 (volatile unsigned *addr) val = le16_to_cpu (val); return val; } -extern unsigned in_le32 (volatile unsigned *addr) + +unsigned in_le32 (volatile unsigned *addr) { unsigned int val; @@ -552,10 +556,9 @@ void sys_pci_device_bars_write (void) pci_write_config_dword (devices[i].device, PCI_CFG_BASE_ADDRESS_0, devices[i].bar[0].address); - addr = BIT (31 - - devices[i]. - device) | (0 << PCI_NP_AD_FUNCSL) | - (PCI_CFG_BASE_ADDRESS_0) & ~3; + addr = (BIT (31 - devices[i].device) | + (0 << PCI_NP_AD_FUNCSL) | + (PCI_CFG_BASE_ADDRESS_0) ) & ~3; pci_write_config_dword (devices[i].device, PCI_CFG_DEV_INT_LINE, devices[i].irq); diff --git a/drivers/omap24xx_i2c.c b/drivers/omap24xx_i2c.c index b64e713..383dfcb 100644 --- a/drivers/omap24xx_i2c.c +++ b/drivers/omap24xx_i2c.c @@ -21,14 +21,15 @@ */ #include + +#ifdef CONFIG_DRIVER_OMAP24XX_I2C + #include #include #define inw(a) __raw_readw(a) #define outw(a,v) __raw_writew(a,v) -#ifdef CONFIG_DRIVER_OMAP24XX_I2C - static void wait_for_bb (void); static u16 wait_for_pin (void); void flush_fifo(void); diff --git a/drivers/pci_indirect.c b/drivers/pci_indirect.c index 0368681..584a4fc 100644 --- a/drivers/pci_indirect.c +++ b/drivers/pci_indirect.c @@ -21,6 +21,15 @@ #define cfg_read(val, addr, type, op) *val = op((type)(addr)) #define cfg_write(val, addr, type, op) op((type *)(addr), (val)) +#ifdef CONFIG_IXP425 +extern unsigned char in_8 (volatile unsigned *addr); +extern unsigned short in_le16 (volatile unsigned *addr); +extern unsigned in_le32 (volatile unsigned *addr); +extern void out_8 (volatile unsigned *addr, char val); +extern void out_le16 (volatile unsigned *addr, unsigned short val); +extern void out_le32 (volatile unsigned *addr, unsigned int val); +#endif /* CONFIG_IXP425 */ + #if defined(CONFIG_MPC8260) #define INDIRECT_PCI_OP(rw, size, type, op, mask) \ static int \ diff --git a/include/asm-arm/arch-arm1136/clocks.h b/include/asm-arm/arch-arm1136/clocks.h index 9a88e85..bd1b088 100644 --- a/include/asm-arm/arch-arm1136/clocks.h +++ b/include/asm-arm/arch-arm1136/clocks.h @@ -61,15 +61,53 @@ #define II_BUS_DIV_ES1 0x04601026 #define II_DPLL_300 0x01832100 +/****************************************************************************; +; PRCM Scheme III +; +; Enable clocks and DPLL for: +; DPLL=266, DPLLout=532 M=5+1,N=133 CM_CLKSEL1_PLL[21:8] 12/6*133=266 +; Core=532 (core domain) DPLLx2 CM_CLKSEL2_PLL[1:0] +; MPUF=266 (mpu domain) /2 CM_CLKSEL_MPU[4:0] +; DSPF=177.3 (dsp domain) /3 CM_CLKSEL_DSP[4:0] +; DSPI=88.67 /6 CM_CLKSEL_DSP[6:5] +; DSP_S ACTIVATED CM_CLKSEL_DSP[7] +; IVAF=88.67 (dsp domain) /3 CM_CLKSEL_DSP[12:8] +; IVAF=88.67 auto +; IVAI auto +; IVA_MPU auto +; IVA_S ACTIVATED CM_CLKSEL_DSP[13] +; GFXF=66.5 (gfx domain) /8 CM_CLKSEL_FGX[2:0]: +; SSI_SSRF=177.3 /3 CM_CLKSEL1_CORE[24:20] +; SSI_SSTF=88.67 auto +; L3=133Mhz (sdram) /4 CM_CLKSEL1_CORE[4:0] +; L4=66.5Mhz /8 +; C_L4_USB=33.25 /16 CM_CLKSEL1_CORE[6:5] +***************************************************************************/ +#define III_DPLL_OUT_X2 0x2 /* x2 core out */ +#define III_MPU_DIV 0x2 /* mpu = core/2 */ +#define III_DSP_DIV 0x23C3 /* dsp & iva divider sych enabled*/ +#define III_GFX_DIV 0x2 +#define III_BUS_DIV 0x08300c44 +#define III_BUS_DIV_ES1 0x08301044 +#define III_DPLL_266 0x01885500 + /* set defaults for boot up */ #ifdef PRCM_CONFIG_II -#define DPLL_OUT II_DPLL_OUT_X2 -#define MPU_DIV II_MPU_DIV -#define DSP_DIV II_DSP_DIV -#define GFX_DIV II_GFX_DIV -#define BUS_DIV II_BUS_DIV -#define BUS_DIV_ES1 II_BUS_DIV_ES1 -#define DPLL_VAL II_DPLL_300 +# define DPLL_OUT II_DPLL_OUT_X2 +# define MPU_DIV II_MPU_DIV +# define DSP_DIV II_DSP_DIV +# define GFX_DIV II_GFX_DIV +# define BUS_DIV II_BUS_DIV +# define BUS_DIV_ES1 II_BUS_DIV_ES1 +# define DPLL_VAL II_DPLL_300 +#elif PRCM_CONFIG_III +# define DPLL_OUT III_DPLL_OUT_X2 +# define MPU_DIV III_MPU_DIV +# define DSP_DIV III_DSP_DIV +# define GFX_DIV III_GFX_DIV +# define BUS_DIV III_BUS_DIV +# define BUS_DIV_ES1 III_BUS_DIV_ES1 +# define DPLL_VAL III_DPLL_266 #endif /* lock delay time out */ diff --git a/include/asm-arm/arch-arm1136/mem.h b/include/asm-arm/arch-arm1136/mem.h index bd6fd50..2ead7d8 100644 --- a/include/asm-arm/arch-arm1136/mem.h +++ b/include/asm-arm/arch-arm1136/mem.h @@ -33,51 +33,99 @@ early in init when NO global access are there */ struct sdrc_data_s { u32 sdrc_sharing; - u32 sdrc_mdcfg_0; + u32 sdrc_mdcfg_0_ddr; + u32 sdrc_mdcfg_0_sdr; u32 sdrc_actim_ctrla_0; u32 sdrc_actim_ctrlb_0; u32 sdrc_rfr_ctrl; - u32 sdrc_mr_0; + u32 sdrc_mr_0_ddr; + u32 sdrc_mr_0_sdr; u32 sdrc_dlla_ctrl; u32 sdrc_dllb_ctrl; } /*__attribute__ ((packed))*/; typedef struct sdrc_data_s sdrc_data_t; + +typedef enum { + STACKED = 0, + IP_DDR = 1, + COMBO_DDR = 2, + IP_SDR = 3, +} mem_t; + #endif /* Slower full frequency range default timings for x32 operation*/ #define H4_2420_SDRC_SHARING 0x00000100 -#define H4_2420_SDRC_MDCFG_0 0x01702011 -#define H4_2420_SDRC_ACTIM_CTRLA_0 0x9bead909 -#define H4_2420_SDRC_ACTIM_CTRLB_0 0x00000014 -#define H4_2420_SDRC_RFR_CTRL_ES1 0x00002401 -#define H4_2420_SDRC_RFR_CTRL 0x0002da01 -#define H4_2420_SDRC_MR_0 0x00000032 -#define H4_2420_SDRC_DLLA_CTRL 0x00007307 -#define H4_2420_SDRC_DLLB_CTRL 0x00007307 - -#define H4_2422_SDRC_SHARING 0x00004b00 -#define H4_2422_SDRC_MDCFG_0 0x00801011 -#define H4_2422_SDRC_ACTIM_CTRLA_0 0x9BEAD909 -#define H4_2422_SDRC_ACTIM_CTRLB_0 0x00000020 -#define H4_2422_SDRC_RFR_CTRL_ES1 0x00002401 -#define H4_2422_SDRC_RFR_CTRL 0x0002da03 -#define H4_2422_SDRC_MR_0 0x00000032 -#define H4_2422_SDRC_DLLA_CTRL 0x00007307 -#define H4_2422_SDRC_DLLB_CTRL 0x00007307 - -#define H4_2420_COMBO_MDCFG_0 0x00801011 +#define H4_2420_SDRC_MDCFG_0_SDR 0x00D04010 /* discrete sdr module */ +#define H4_2420_SDRC_MR_0_SDR 0x00000031 +#define H4_2420_SDRC_MDCFG_0_DDR 0x01702011 /* descrite ddr module */ +#define H4_2420_COMBO_MDCFG_0_DDR 0x00801011 /* combo module */ +#define H4_2420_SDRC_MR_0_DDR 0x00000032 + +#ifndef CONFIG_OPTIMIZE_DDR +# define H4_2420_SDRC_ACTIM_CTRLA_0 0x9bead909 +# define H4_2420_SDRC_ACTIM_CTRLB_0 0x00000014 +# define H4_2420_SDRC_RFR_CTRL_ES1 0x00002401 +# define H4_2420_SDRC_RFR_CTRL 0x0002da01 +#endif +#define H4_2420_SDRC_DLLA_CTRL 0x00007307 /* load value at 100Mhz */ +#define H4_2420_SDRC_DLLB_CTRL 0x00007307 + +#define H4_2422_SDRC_SHARING 0x00004b00 +#define H4_2422_SDRC_MDCFG_0_DDR 0x00801011 /* stacked ddr on 2422 */ +#ifndef CONFIG_OPTIMIZE_DDR +# define H4_2422_SDRC_ACTIM_CTRLA_0 0x9BEAD909 +# define H4_2422_SDRC_ACTIM_CTRLB_0 0x00000020 +# define H4_2422_SDRC_RFR_CTRL_ES1 0x00002401 +# define H4_2422_SDRC_RFR_CTRL 0x0002da01 +#endif +#define H4_2422_SDRC_MR_0_DDR 0x00000032 +#define H4_2422_SDRC_DLLA_CTRL 0x00007307 +#define H4_2422_SDRC_DLLB_CTRL 0x00007307 /* optimized timings */ -#define H4_2420_SDRC_ACTIM_CTRLA_0_100MHz 0x5A59B485 -#define H4_2420_SDRC_ACTIM_CTRLB_0_100MHz 0x0000000e +#define H4_242X_SDRC_ACTIM_CTRLA_0_100MHz 0x5A59B485 +#define H4_242X_SDRC_ACTIM_CTRLB_0_100MHz 0x0000000e +#define H4_242X_SDRC_ACTIM_CTRLA_0_133MHz 0x8BA6E6C8 /* temp warn 0 settigs */ +#define H4_242X_SDRC_ACTIM_CTRLB_0_133MHz 0x00000010 /* temp warn 0 settings */ +#define H4_242X_SDRC_RFR_CTRL_100MHz 0x0002da01 /* this is not optimal yet */ +#define H4_242X_SDRC_RFR_CTRL_133MHz 0x0003de01 + +#ifdef CONFIG_OPTIMIZE_DDR +# ifdef PRCM_CONFIG_II +# define H4_2420_SDRC_ACTIM_CTRLA_0 H4_242X_SDRC_ACTIM_CTRLA_0_100MHz +# define H4_2420_SDRC_ACTIM_CTRLB_0 H4_242X_SDRC_ACTIM_CTRLB_0_100MHz +# define H4_2420_SDRC_RFR_CTRL_ES1 H4_242X_SDRC_RFR_CTRL_100MHz +# define H4_2420_SDRC_RFR_CTRL H4_242X_SDRC_RFR_CTRL_100MHz +# elif PRCM_CONFIG_III +# define H4_2420_SDRC_ACTIM_CTRLA_0 H4_242X_SDRC_ACTIM_CTRLA_0_133MHz +# define H4_2420_SDRC_ACTIM_CTRLB_0 H4_242X_SDRC_ACTIM_CTRLB_0_133MHz +# define H4_2420_SDRC_RFR_CTRL_ES1 H4_242X_SDRC_RFR_CTRL_133MHz +# define H4_2420_SDRC_RFR_CTRL H4_242X_SDRC_RFR_CTRL_133MHz +# endif +# define H4_2422_SDRC_ACTIM_CTRLA_0 H4_2420_SDRC_ACTIM_CTRLA_0 +# define H4_2422_SDRC_ACTIM_CTRLB_0 H4_2420_SDRC_ACTIM_CTRLB_0 +# define H4_2422_SDRC_RFR_CTRL_ES1 H4_2420_SDRC_RFR_CTRL_ES1 +# define H4_2422_SDRC_RFR_CTRL H4_2420_SDRC_RFR_CTRL +#endif +/* GPMC settings */ #ifdef PRCM_CONFIG_II /* L3 at 100MHz */ +#ifdef CFG_NAND_BOOT +#define H4_24XX_GPMC_CONFIG1_0 0x0 +#define H4_24XX_GPMC_CONFIG2_0 0x00141400 +#define H4_24XX_GPMC_CONFIG3_0 0x00141400 +#define H4_24XX_GPMC_CONFIG4_0 0x0F010F01 +#define H4_24XX_GPMC_CONFIG5_0 0x010C1414 +#define H4_24XX_GPMC_CONFIG6_0 0x00000A80 +#else #define H4_24XX_GPMC_CONFIG1_0 0x3 -#define H4_24XX_GPMC_CONFIG2_0 0x001f1f01 -#define H4_24XX_GPMC_CONFIG3_0 0x00030301 -#define H4_24XX_GPMC_CONFIG4_0 0x0C030C03 +#define H4_24XX_GPMC_CONFIG2_0 0x000f0f01 +#define H4_24XX_GPMC_CONFIG3_0 0x00050502 +#define H4_24XX_GPMC_CONFIG4_0 0x0C060C06 #define H4_24XX_GPMC_CONFIG5_0 0x01131F1F +#endif #define H4_24XX_GPMC_CONFIG7_0 (0x00000C40|(H4_CS0_BASE >> 24)) #define H4_24XX_GPMC_CONFIG1_1 0x00011000 @@ -90,18 +138,28 @@ typedef struct sdrc_data_s sdrc_data_t; #endif #ifdef PRCM_CONFIG_III /* L3 at 133MHz */ +#ifdef CFG_NAND_BOOT +#define H4_24XX_GPMC_CONFIG1_0 0x0 +#define H4_24XX_GPMC_CONFIG2_0 0x00141400 +#define H4_24XX_GPMC_CONFIG3_0 0x00141400 +#define H4_24XX_GPMC_CONFIG4_0 0x0F010F01 +#define H4_24XX_GPMC_CONFIG5_0 0x010C1414 +#define H4_24XX_GPMC_CONFIG6_0 0x00000A80 +#else #define H4_24XX_GPMC_CONFIG1_0 0x3 -#define H4_24XX_GPMC_CONFIG2_0 0x001f1f01 -#define H4_24XX_GPMC_CONFIG3_0 0x001F1F00 -#define H4_24XX_GPMC_CONFIG4_0 0x16061606 +#define H4_24XX_GPMC_CONFIG2_0 0x00151501 +#define H4_24XX_GPMC_CONFIG3_0 0x00060602 +#define H4_24XX_GPMC_CONFIG4_0 0x10081008 #define H4_24XX_GPMC_CONFIG5_0 0x01131F1F +#define H4_24XX_GPMC_CONFIG6_0 0x000004c4 +#endif #define H4_24XX_GPMC_CONFIG7_0 (0x00000C40|(H4_CS0_BASE >> 24)) #define H4_24XX_GPMC_CONFIG1_1 0x00011000 #define H4_24XX_GPMC_CONFIG2_1 0x001f1f01 -#define H4_24XX_GPMC_CONFIG3_1 0x001F1F00 -#define H4_24XX_GPMC_CONFIG4_1 0x1A061A06 -#define H4_24XX_GPMC_CONFIG5_1 0x041F1F1F +#define H4_24XX_GPMC_CONFIG3_1 0x00080803 +#define H4_24XX_GPMC_CONFIG4_1 0x1C091C09 +#define H4_24XX_GPMC_CONFIG5_1 0x041f1F1F #define H4_24XX_GPMC_CONFIG6_1 0x000004C4 #define H4_24XX_GPMC_CONFIG7_1 (0x00000F40|(H4_CS1_BASE >> 24)) #endif diff --git a/include/asm-arm/arch-arm1136/omap2420.h b/include/asm-arm/arch-arm1136/omap2420.h index 357ad14..a2a9798 100644 --- a/include/asm-arm/arch-arm1136/omap2420.h +++ b/include/asm-arm/arch-arm1136/omap2420.h @@ -50,6 +50,7 @@ #define GPMC_CONFIG3_0 (OMAP2420_GPMC_BASE+0x68) #define GPMC_CONFIG4_0 (OMAP2420_GPMC_BASE+0x6C) #define GPMC_CONFIG5_0 (OMAP2420_GPMC_BASE+0x70) +#define GPMC_CONFIG6_0 (OMAP2420_GPMC_BASE+0x74) #define GPMC_CONFIG7_0 (OMAP2420_GPMC_BASE+0x78) #define GPMC_CONFIG1_1 (OMAP2420_GPMC_BASE+0x90) #define GPMC_CONFIG2_1 (OMAP2420_GPMC_BASE+0x94) @@ -62,6 +63,8 @@ /* SMS */ #define OMAP2420_SMS_BASE 0x68008000 #define SMS_SYSCONFIG (OMAP2420_SMS_BASE+0x10) +#define SMS_CLASS_ARB0 (OMAP2420_SMS_BASE+0xD0) +# define BURSTCOMPLETE_GROUP7 BIT31 /* SDRC */ #define OMAP2420_SDRC_BASE 0x68009000 diff --git a/include/asm-arm/arch-arm1136/sys_info.h b/include/asm-arm/arch-arm1136/sys_info.h index fe68ccc..ef301ba 100644 --- a/include/asm-arm/arch-arm1136/sys_info.h +++ b/include/asm-arm/arch-arm1136/sys_info.h @@ -39,6 +39,7 @@ typedef struct h4_system_data { u32 cpu_rev; /* rev of given cpu; ES1, ES2,...*/ } h4_sys_data; +#define SDR_DISCRETE 4 #define DDR_STACKED 3 /* stacked part on 2422 */ #define DDR_COMBO 2 /* combo part on cpu daughter card (menalaeus) */ #define DDR_DISCRETE 1 /* 2x16 parts on daughter card */ diff --git a/include/asm-arm/arch-arm1136/sys_proto.h b/include/asm-arm/arch-arm1136/sys_proto.h index 4a7612f..2cd8455 100644 --- a/include/asm-arm/arch-arm1136/sys_proto.h +++ b/include/asm-arm/arch-arm1136/sys_proto.h @@ -44,4 +44,10 @@ u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound); u32 get_board_type(void); void display_board_info(u32); void update_mux(u32,u32); + +u32 running_in_sdram(void); +u32 running_in_sram(void); +u32 running_in_flash(void); +u32 running_from_internal_boot(void); + #endif diff --git a/include/configs/omap2420h4.h b/include/configs/omap2420h4.h index da68c1c..8516054 100644 --- a/include/configs/omap2420h4.h +++ b/include/configs/omap2420h4.h @@ -38,11 +38,20 @@ /*#define CONFIG_APTIX 1 #* define if on APTIX test chip */ /*#define CONFIG_VIRTIO 1 #* Using Virtio simulator */ -#define PRCM_CONFIG_II 1 -#define CONFIG_PARTIAL_SRAM 1 +/* Clock config to target*/ +#define PRCM_CONFIG_II 1 +//#define PRCM_CONFIG_III 1 + +/* Memory configuration on board */ +//#define CONFIG_OPTIMIZE_DDR 1 #include /* get chip and board defs */ +/* On H4, NOR and NAND flash are mutual exclusive. + Define this if you want to use NAND + */ +//#define CFG_NAND_BOOT + #ifdef CONFIG_APTIX #define V_SCLK 1500000 #else @@ -59,6 +68,7 @@ #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ #define CONFIG_SETUP_MEMORY_TAGS 1 #define CONFIG_INITRD_TAG 1 +#define CONFIG_REVISION_TAG 1 /* * Size of malloc() pool @@ -112,8 +122,11 @@ #define CONFIG_BAUDRATE 115200 #define CFG_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} -#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP | CFG_CMD_I2C) - +#ifdef CFG_NAND_BOOT +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP | CFG_CMD_I2C | CFG_CMD_NAND | CFG_CMD_JFFS2) +#else +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP | CFG_CMD_I2C | CFG_CMD_JFFS2) +#endif /* I'd like to get to these. Snap kernel loads if we make MMC go */ /* #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_NAND | CFG_CMD_JFFS2 | CFG_CMD_DHCP | CFG_CMD_MMC | CFG_CMD_FAT | CFG_CMD_I2C) */ @@ -122,6 +135,43 @@ /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include +/* + * Board NAND Info. + */ +#define CFG_NAND_ADDR 0x04000000 /* physical address to access nand at CS0*/ + +#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ +#define SECTORSIZE 512 + +#define ADDR_COLUMN 1 +#define ADDR_PAGE 2 +#define ADDR_COLUMN_PAGE 3 + +#define NAND_ChipID_UNKNOWN 0x00 +#define NAND_MAX_FLOORS 1 +#define NAND_MAX_CHIPS 1 + +#define WRITE_NAND_COMMAND(d, adr) do {*(volatile u16 *)0x6800A07C = d;} while(0) +#define WRITE_NAND_ADDRESS(d, adr) do {*(volatile u16 *)0x6800A080 = d;} while(0) +#define WRITE_NAND(d, adr) do {*(volatile u16 *)0x6800A084 = d;} while(0) +#define READ_NAND(adr) (*(volatile u16 *)0x6800A084) +#define NAND_WAIT_READY(nand) udelay(10) + +#define NAND_NO_RB 1 + +#define CFG_NAND_WP +#define NAND_WP_OFF() do {*(volatile u32 *)(0x6800A050) |= 0x00000010;} while(0) +#define NAND_WP_ON() do {*(volatile u32 *)(0x6800A050) &= ~0x00000010;} while(0) + + +#define NAND_CTL_CLRALE(nandptr) +#define NAND_CTL_SETALE(nandptr) +#define NAND_CTL_CLRCLE(nandptr) +#define NAND_CTL_SETCLE(nandptr) +#define NAND_DISABLE_CE(nand) +#define NAND_ENABLE_CE(nand) + + #define CONFIG_BOOTDELAY 3 #ifdef NFS_BOOT_DEFAULTS @@ -203,11 +253,22 @@ #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT (259) /* max number of sectors on one chip */ +#ifdef CFG_NAND_BOOT +#define CFG_ENV_IS_IN_NAND 1 +#define CFG_ENV_OFFSET 0x80000 /* environment starts here */ +#else #define CFG_ENV_ADDR (CFG_FLASH_BASE + SZ_128K) #define CFG_ENV_IS_IN_FLASH 1 +#endif /* timeout values are in ticks */ -#define CFG_FLASH_ERASE_TOUT (10*75*CFG_HZ) /* Timeout for Flash Erase */ -#define CFG_FLASH_WRITE_TOUT (10*75*CFG_HZ) /* Timeout for Flash Write */ +#define CFG_FLASH_ERASE_TOUT (30*75*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (30*75*CFG_HZ) /* Timeout for Flash Write */ + +/* Flash banks JFFS2 should use */ +#define CFG_MAX_MTD_BANKS (CFG_MAX_FLASH_BANKS+CFG_MAX_NAND_DEVICE) +#define CFG_JFFS2_MEM_NAND +#define CFG_JFFS2_FIRST_BANK 1 /* use flash_info[1] */ +#define CFG_JFFS2_NUM_BANKS 1 #endif /* __CONFIG_H */ diff --git a/lib_arm/armlinux.c b/lib_arm/armlinux.c index bf26566..5596569 100644 --- a/lib_arm/armlinux.c +++ b/lib_arm/armlinux.c @@ -377,6 +377,23 @@ static void setup_videolfb_tag (gd_t *gd) } #endif /* CONFIG_VFD || CONFIG_LCD */ +#ifdef CONFIG_REVISION_TAG +void setup_revision_tag(struct tag **in_params) +{ + u32 rev = 0; +#ifdef CONFIG_OMAP2420H4 + u32 get_board_rev(void); + + rev = get_board_rev(); +#endif + params->hdr.tag = ATAG_REVISION; + params->hdr.size = tag_size (tag_revision); + params->u.revision.rev = rev; + params = tag_next (params); +} +#endif /* CONFIG_REVISION_TAG */ + + static void setup_end_tag (bd_t *bd) { params->hdr.tag = ATAG_NONE; diff --git a/net/net.c b/net/net.c index e2b2a78..d7523fd 100644 --- a/net/net.c +++ b/net/net.c @@ -1292,6 +1292,7 @@ NetReceive(volatile uchar * inpkt, int len) #endif return; } + break; case PROT_RARP: #ifdef ET_DEBUG -- 2.7.4