- /*
+/*
* Copyright 2004 Freescale Semiconductor.
* (C) Copyright 2002,2003, Motorola Inc.
* Xianghua Xiao, (X.Xiao@motorola.com)
#include <common.h>
#include <pci.h>
#include <asm/processor.h>
+#include <asm/mmu.h>
#include <asm/immap_85xx.h>
-#include <spd_sdram.h>
+#include <asm/fsl_ddr_sdram.h>
#include <libfdt.h>
#include <fdt_support.h>
#endif
void local_bus_init(void);
-void sdram_init(void);
-long int fixed_sdram(void);
-
-
-int board_early_init_f (void)
-{
- return 0;
-}
int checkboard (void)
{
puts("Board: ADS\n");
#ifdef CONFIG_PCI
- printf(" PCI1: 32 bit, %d MHz (compiled)\n",
+ printf("PCI1: 32 bit, %d MHz (compiled)\n",
CONFIG_SYS_CLK_FREQ / 1000000);
#else
- printf(" PCI1: disabled\n");
+ printf("PCI1: disabled\n");
#endif
/*
return 0;
}
-
-long int
-initdram(int board_type)
-{
- long dram_size = 0;
-
- puts("Initializing\n");
-
-#if defined(CONFIG_DDR_DLL)
- {
- volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
- uint temp_ddrdll = 0;
-
- /*
- * Work around to stabilize DDR DLL
- */
- temp_ddrdll = gur->ddrdllcr;
- gur->ddrdllcr = ((temp_ddrdll & 0xff) << 16) | 0x80000000;
- asm("sync;isync;msync");
- }
-#endif
-
-#if defined(CONFIG_SPD_EEPROM)
- dram_size = spd_sdram ();
-#else
- dram_size = fixed_sdram ();
-#endif
-
-#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
- /*
- * Initialize and enable DDR ECC.
- */
- ddr_enable_ecc(dram_size);
-#endif
-
- /*
- * Initialize SDRAM.
- */
- sdram_init();
-
- puts(" DDR: ");
- return dram_size;
-}
-
-
/*
* Initialize Local Bus
*/
void
local_bus_init(void)
{
- volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
- volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR);
+ volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
uint clkdiv;
uint lbc_hz;
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
get_sys_info(&sysinfo);
- clkdiv = lbc->lcrr & 0x0f;
+ clkdiv = lbc->lcrr & LCRR_CLKDIV;
lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
if (lbc_hz < 66) {
- lbc->lcrr = CFG_LBC_LCRR | 0x80000000; /* DLL Bypass */
+ lbc->lcrr = CONFIG_SYS_LBC_LCRR | LCRR_DBYP; /* DLL Bypass */
} else if (lbc_hz >= 133) {
- lbc->lcrr = CFG_LBC_LCRR & (~0x80000000); /* DLL Enabled */
+ lbc->lcrr = CONFIG_SYS_LBC_LCRR & (~LCRR_DBYP); /* DLL Enabled */
} else {
/*
lbc->lcrr = 0x10000004;
}
- lbc->lcrr = CFG_LBC_LCRR & (~0x80000000); /* DLL Enabled */
+ lbc->lcrr = CONFIG_SYS_LBC_LCRR & (~LCRR_DBYP); /* DLL Enabled */
udelay(200);
/*
/*
* Initialize SDRAM memory on the Local Bus.
*/
-
-void
-sdram_init(void)
+void lbc_sdram_init(void)
{
- volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR);
- uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE;
+ volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
+ uint *sdram_addr = (uint *)CONFIG_SYS_LBC_SDRAM_BASE;
- puts(" SDRAM: ");
- print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n");
+ puts("LBC SDRAM: ");
+ print_size(CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024,
+ "\n ");
/*
* Setup SDRAM Base and Option Registers
*/
- lbc->or2 = CFG_OR2_PRELIM;
- lbc->br2 = CFG_BR2_PRELIM;
- lbc->lbcr = CFG_LBC_LBCR;
+ set_lbc_or(2, CONFIG_SYS_OR2_PRELIM);
+ set_lbc_br(2, CONFIG_SYS_BR2_PRELIM);
+ lbc->lbcr = CONFIG_SYS_LBC_LBCR;
asm("msync");
- lbc->lsrt = CFG_LBC_LSRT;
- lbc->mrtpr = CFG_LBC_MRTPR;
+ lbc->lsrt = CONFIG_SYS_LBC_LSRT;
+ lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
asm("sync");
/*
* Configure the SDRAM controller.
*/
- lbc->lsdmr = CFG_LBC_LSDMR_1;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_1;
asm("sync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
udelay(100);
- lbc->lsdmr = CFG_LBC_LSDMR_2;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_2;
asm("sync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
udelay(100);
- lbc->lsdmr = CFG_LBC_LSDMR_3;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_3;
asm("sync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
udelay(100);
- lbc->lsdmr = CFG_LBC_LSDMR_4;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_4;
asm("sync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
udelay(100);
- lbc->lsdmr = CFG_LBC_LSDMR_5;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5;
asm("sync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
udelay(100);
}
-
-#if defined(CFG_DRAM_TEST)
-int testdram (void)
-{
- uint *pstart = (uint *) CFG_MEMTEST_START;
- uint *pend = (uint *) CFG_MEMTEST_END;
- uint *p;
-
- printf("SDRAM test phase 1:\n");
- for (p = pstart; p < pend; p++)
- *p = 0xaaaaaaaa;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0xaaaaaaaa) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- printf("SDRAM test phase 2:\n");
- for (p = pstart; p < pend; p++)
- *p = 0x55555555;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0x55555555) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- printf("SDRAM test passed.\n");
- return 0;
-}
-#endif
-
-
#if !defined(CONFIG_SPD_EEPROM)
/*************************************************************************
* fixed sdram init -- doesn't use serial presence detect.
************************************************************************/
-long int fixed_sdram (void)
+phys_size_t fixed_sdram(void)
{
- #ifndef CFG_RAMBOOT
- volatile ccsr_ddr_t *ddr= (void *)(CFG_MPC85xx_DDR_ADDR);
-
- ddr->cs0_bnds = CFG_DDR_CS0_BNDS;
- ddr->cs0_config = CFG_DDR_CS0_CONFIG;
- ddr->timing_cfg_1 = CFG_DDR_TIMING_1;
- ddr->timing_cfg_2 = CFG_DDR_TIMING_2;
- ddr->sdram_mode = CFG_DDR_MODE;
- ddr->sdram_interval = CFG_DDR_INTERVAL;
+ #ifndef CONFIG_SYS_RAMBOOT
+ volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC8xxx_DDR_ADDR);
+
+ ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
+ ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
+ ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+ ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+ ddr->sdram_mode = CONFIG_SYS_DDR_MODE;
+ ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
#if defined (CONFIG_DDR_ECC)
ddr->err_disable = 0x0000000D;
ddr->err_sbe = 0x00ff0000;
udelay(500);
#if defined (CONFIG_DDR_ECC)
/* Enable ECC checking */
- ddr->sdram_cfg = (CFG_DDR_CONTROL | 0x20000000);
+ ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
#else
- ddr->sdram_cfg = CFG_DDR_CONTROL;
+ ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
#endif
asm("sync; isync; msync");
udelay(500);
#endif
- return CFG_SDRAM_SIZE * 1024 * 1024;
+ return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
}
#endif /* !defined(CONFIG_SPD_EEPROM) */
projects / karo-tx-uboot.git / blobdiff