/*
+ * (C) Copyright 2006-2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
#include <common.h>
#include <ppc4xx.h>
#include <asm/processor.h>
+#include <asm/io.h>
#include <spd_sdram.h>
+#include <libfdt.h>
+#include <fdt_support.h>
DECLARE_GLOBAL_DATA_PTR;
-extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
int board_early_init_f(void)
{
/*--------------------------------------------------------------------
* Setup the external bus controller/chip selects
*-------------------------------------------------------------------*/
- mtdcr(ebccfga, xbcfg);
- reg = mfdcr(ebccfgd);
- mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */
-
- mtebc(pb0ap, 0x03017300); /* FLASH/SRAM */
- mtebc(pb0cr, 0xfc0da000); /* BAS=0xfc0 64MB r/w 16-bit */
-
- mtebc(pb1ap, 0x00000000);
- mtebc(pb1cr, 0x00000000);
-
- mtebc(pb2ap, 0x04814500);
- /*CPLD*/ mtebc(pb2cr, 0x80018000); /*BAS=0x800 1MB r/w 8-bit */
-
- mtebc(pb3ap, 0x00000000);
- mtebc(pb3cr, 0x00000000);
-
- mtebc(pb4ap, 0x00000000);
- mtebc(pb4cr, 0x00000000);
-
- mtebc(pb5ap, 0x00000000);
- mtebc(pb5cr, 0x00000000);
+ mtdcr(EBC0_CFGADDR, EBC0_CFG);
+ reg = mfdcr(EBC0_CFGDATA);
+ mtdcr(EBC0_CFGDATA, reg | 0x04000000); /* Set ATC */
/*--------------------------------------------------------------------
* Setup the GPIO pins
out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00);
out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500);
+#ifdef CONFIG_440EP
/*setup USB 2.0 */
out32(GPIO1_TCR, in32(GPIO1_TCR) | 0xc0000000);
out32(GPIO1_OSRL, in32(GPIO1_OSRL) | 0x50000000);
out32(GPIO0_TCR, in32(GPIO0_TCR) | 0xf);
out32(GPIO0_OSRH, in32(GPIO0_OSRH) | 0xaa);
out32(GPIO0_ISR2H, in32(GPIO0_ISR2H) | 0x00000500);
+#endif
/*--------------------------------------------------------------------
* Setup the interrupt controller polarities, triggers, etc.
/*--------------------------------------------------------------------
* Setup other serial configuration
*-------------------------------------------------------------------*/
- mfsdr(sdr_pci0, reg);
- mtsdr(sdr_pci0, 0x80000000 | reg); /* PCI arbiter enabled */
- mtsdr(sdr_pfc0, 0x00003e00); /* Pin function */
- mtsdr(sdr_pfc1, 0x00048000); /* Pin function: UART0 has 4 pins */
+ mfsdr(SDR0_PCI0, reg);
+ mtsdr(SDR0_PCI0, 0x80000000 | reg); /* PCI arbiter enabled */
+ mtsdr(SDR0_PFC0, 0x00003e00); /* Pin function */
+ mtsdr(SDR0_PFC1, 0x00048000); /* Pin function: UART0 has 4 pins */
/*clear tmrclk divisor */
- *(unsigned char *)(CFG_BCSR_BASE | 0x04) = 0x00;
+ *(unsigned char *)(CONFIG_SYS_BCSR_BASE | 0x04) = 0x00;
/*enable ethernet */
- *(unsigned char *)(CFG_BCSR_BASE | 0x08) = 0xf0;
+ *(unsigned char *)(CONFIG_SYS_BCSR_BASE | 0x08) = 0xf0;
+#ifdef CONFIG_440EP
/*enable usb 1.1 fs device and remove usb 2.0 reset */
- *(unsigned char *)(CFG_BCSR_BASE | 0x09) = 0x00;
+ *(unsigned char *)(CONFIG_SYS_BCSR_BASE | 0x09) = 0x00;
+#endif
/*get rid of flash write protect */
- *(unsigned char *)(CFG_BCSR_BASE | 0x07) = 0x00;
+ *(unsigned char *)(CONFIG_SYS_BCSR_BASE | 0x07) = 0x00;
return 0;
}
int size_val = 0;
/* Re-do sizing to get full correct info */
- mtdcr(ebccfga, pb0cr);
- pbcr = mfdcr(ebccfgd);
+ mtdcr(EBC0_CFGADDR, PB0CR);
+ pbcr = mfdcr(EBC0_CFGDATA);
switch (gd->bd->bi_flashsize) {
case 1 << 20:
size_val = 0;
break;
}
pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
- mtdcr(ebccfga, pb0cr);
- mtdcr(ebccfgd, pbcr);
+ mtdcr(EBC0_CFGADDR, PB0CR);
+ mtdcr(EBC0_CFGDATA, pbcr);
/* adjust flash start and offset */
gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
/* Monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
- -CFG_MONITOR_LEN,
+ -CONFIG_SYS_MONITOR_LEN,
0xffffffff,
&flash_info[0]);
int checkboard(void)
{
char *s = getenv("serial#");
+ u8 rev;
+ u8 val;
+#ifdef CONFIG_440EP
printf("Board: Yosemite - AMCC PPC440EP Evaluation Board");
+#else
+ printf("Board: Yellowstone - AMCC PPC440GR Evaluation Board");
+#endif
+
+ rev = in_8((void *)(CONFIG_SYS_BCSR_BASE + 0));
+ val = in_8((void *)(CONFIG_SYS_BCSR_BASE + 5)) & CONFIG_SYS_BCSR5_PCI66EN;
+ printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33);
+
if (s != NULL) {
puts(", serial# ");
puts(s);
}
/*************************************************************************
- * sdram_init -- doesn't use serial presence detect.
+ * initdram -- doesn't use serial presence detect.
*
* Assumes: 256 MB, ECC, non-registered
* PLB @ 133 MHz
*tr1_value = (first_good + last_bad) / 2;
}
-void sdram_init(void)
+phys_size_t initdram(int board)
{
register uint reg;
int tr1_bank1, tr1_bank2;
sdram_tr1_set(0x00000000, &tr1_bank1);
sdram_tr1_set(0x08000000, &tr1_bank2);
- mtsdram(mem_tr1, (((tr1_bank1+tr1_bank2)/2) | 0x80800800) );
-}
+ mtsdram(mem_tr1, (((tr1_bank1+tr1_bank2)/2) | 0x80800800));
-/*************************************************************************
- * long int initdram
- *
- ************************************************************************/
-long int initdram(int board)
-{
- sdram_init();
- return CFG_SDRAM_BANKS * (CFG_KBYTES_SDRAM * 1024); /* return bytes */
+ return CONFIG_SYS_SDRAM_BANKS * (CONFIG_SYS_KBYTES_SDRAM * 1024); /* return bytes */
}
-#if defined(CFG_DRAM_TEST)
-int testdram(void)
-{
- unsigned long *mem = (unsigned long *)0;
- const unsigned long kend = (1024 / sizeof(unsigned long));
- unsigned long k, n;
-
- mtmsr(0);
-
- for (k = 0; k < CFG_KBYTES_SDRAM;
- ++k, mem += (1024 / sizeof(unsigned long))) {
- if ((k & 1023) == 0) {
- printf("%3d MB\r", k / 1024);
- }
-
- memset(mem, 0xaaaaaaaa, 1024);
- for (n = 0; n < kend; ++n) {
- if (mem[n] != 0xaaaaaaaa) {
- printf("SDRAM test fails at: %08x\n",
- (uint) & mem[n]);
- return 1;
- }
- }
-
- memset(mem, 0x55555555, 1024);
- for (n = 0; n < kend; ++n) {
- if (mem[n] != 0x55555555) {
- printf("SDRAM test fails at: %08x\n",
- (uint) & mem[n]);
- return 1;
- }
- }
- }
- printf("SDRAM test passes\n");
- return 0;
-}
-#endif
-
/*************************************************************************
* pci_pre_init
*
* certain pre-initialization actions.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT)
+#if defined(CONFIG_PCI)
int pci_pre_init(struct pci_controller *hose)
{
unsigned long addr;
| Set priority for all PLB3 devices to 0.
| Set PLB3 arbiter to fair mode.
+-------------------------------------------------------------------------*/
- mfsdr(sdr_amp1, addr);
- mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(plb3_acr);
- mtdcr(plb3_acr, addr | 0x80000000);
+ mfsdr(SD0_AMP1, addr);
+ mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
+ addr = mfdcr(PLB3_ACR);
+ mtdcr(PLB3_ACR, addr | 0x80000000);
/*-------------------------------------------------------------------------+
| Set priority for all PLB4 devices to 0.
+-------------------------------------------------------------------------*/
- mfsdr(sdr_amp0, addr);
- mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */
- mtdcr(plb4_acr, addr);
+ mfsdr(SD0_AMP0, addr);
+ mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
+ addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
+ mtdcr(PLB4_ACR, addr);
/*-------------------------------------------------------------------------+
| Set Nebula PLB4 arbiter to fair mode.
+-------------------------------------------------------------------------*/
/* Segment0 */
- addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair;
- addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled;
- addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep;
- addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep;
- mtdcr(plb0_acr, addr);
+ addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
+ addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
+ addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
+ addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
+ mtdcr(PLB0_ACR, addr);
/* Segment1 */
- addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair;
- addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled;
- addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep;
- addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep;
- mtdcr(plb1_acr, addr);
+ addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
+ addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
+ addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
+ addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
+ mtdcr(PLB1_ACR, addr);
return 1;
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */
+#endif /* defined(CONFIG_PCI) */
/*************************************************************************
* pci_target_init
* may not be sufficient for a given board.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller *hose)
{
/*--------------------------------------------------------------------------+
| Make this region non-prefetchable.
+--------------------------------------------------------------------------*/
out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */
- out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */
- out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIX0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIX0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */
out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */
- out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */
- out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */
+ out32r(PCIX0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */
+ out32r(PCIX0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */
out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */
out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */
/* Program the board's subsystem id/vendor id */
pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID,
- CFG_PCI_SUBSYS_VENDORID);
- pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID);
+ CONFIG_SYS_PCI_SUBSYS_VENDORID);
+ pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID);
/* Configure command register as bus master */
pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER);
pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
/*************************************************************************
* pci_master_init
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT)
void pci_master_init(struct pci_controller *hose)
{
unsigned short temp_short;
temp_short | PCI_COMMAND_MASTER |
PCI_COMMAND_MEMORY);
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */
/*************************************************************************
* is_pci_host
}
#endif
+
+void board_reset(void)
+{
+ /* give reset to BCSR */
+ *(unsigned char *)(CONFIG_SYS_BCSR_BASE | 0x06) = 0x09;
+}
projects / platform / kernel / u-boot.git / blobdiff