extern void board_pll_init_f(void);
-/*
- * sdram_init - Dummy implementation for start.S, spd_sdram used on this board!
- */
-void sdram_init(void)
-{
- return;
-}
-
#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
static void cram_bcr_write(u32 wr_val)
{
return (CFG_MBYTES_RAM << 20);
}
-
-#ifndef CONFIG_NAND_SPL
-int testdram(void)
-{
- return (0);
-}
-#endif
return (0);
}
-/*
- * sdram_init - Dummy implementation for start.S, spd_sdram used on this board!
- */
-void sdram_init(void)
-{
- return;
-}
-
/* -------------------------------------------------------------------------
initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
the necessary info for SDRAM controller configuration
ret = spd_sdram();
return ret;
}
-
-int testdram(void)
-{
- /* TODO: XXX XXX XXX */
- printf("test: xxx MB - ok\n");
-
- return (0);
-}
fdt_strerror(rc));
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
-
-void sdram_init(void)
-{
- return;
-}
return (0);
}
-/*
- * sdram_init - Dummy implementation for start.S, spd_sdram used on this board!
- */
-void sdram_init(void)
-{
- return;
-}
-
/*
* initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
* the necessary info for SDRAM controller configuration
{
return spd_sdram();
}
-
-int testdram(void)
-{
- /* TODO: XXX XXX XXX */
- printf("test: xxx MB - ok\n");
-
- return (0);
-}
}
/*************************************************************************
- * 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)
+long int 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 */
}
-#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
*
.globl ext_bus_cntlr_init
ext_bus_cntlr_init:
blr
-
- .globl sdram_init
-sdram_init:
- blr
mtdcr ebccfgd,r4
blr
-
-/*----------------------------------------------------------------------------- */
-/* Function: sdram_init */
-/* Description: Configures SDRAM memory banks. */
-/* NOTE: for CrayL1 we have ECC memory, so enable it. */
-/*....now done in C in L1.c:init_sdram for readability. */
-/*----------------------------------------------------------------------------- */
- .globl sdram_init
-
-sdram_init:
- blr
#include <miiphy.h>
#include <ppc4xx_enet.h>
+void sdram_init(void);
+
/*
* Configuration data for AMIS FS6377-01 Programmable 3-PLL Clock Generator
*
ulong bank_size;
ulong tmp;
+ /*
+ * ToDo: Move the asm init routine sdram_init() to this C file,
+ * or even better use some common ppc4xx code available
+ * in cpu/ppc4xx
+ */
+ sdram_init();
+
tot_size = 0;
mtdcr (memcfga, mem_mb0cf);
#include <miiphy.h>
#include <ppc4xx_enet.h>
+void sdram_init(void);
+
/*
* board_early_init_f: do early board initialization
*
ulong bank_size;
ulong tmp;
+ /*
+ * ToDo: Move the asm init routine sdram_init() to this C file,
+ * or even better use some common ppc4xx code available
+ * in cpu/ppc4xx
+ */
+ sdram_init();
+
tot_size = 0;
mtdcr (memcfga, mem_mb0cf);
#define PPC405GP_GPIO0_ODR 0xef600718 /* GPIO Open Drain */
#define PPC405GP_GPIO0_IR 0xef60071c /* GPIO Input */
+void sdram_init(void);
+
int board_early_init_f (void)
{
int TotalSize;
#endif
+ /*
+ * ToDo: Move the asm init routine sdram_init() to this C file,
+ * or even better use some common ppc4xx code available
+ * in cpu/ppc4xx
+ */
+ sdram_init();
#ifdef CONFIG_ERIC
/*
return 0;
}
-/* ------------------------------------------------------------------------- */
-
-long int initdram (int board_type)
-{
- unsigned long val;
-
- mtdcr(memcfga, mem_mb0cf);
- val = mfdcr(memcfgd);
-
- return (4*1024*1024 << ((val & 0x000e0000) >> 17));
-}
-
-/* ------------------------------------------------------------------------- */
-
-int testdram (void)
-{
- /* TODO: XXX XXX XXX */
- printf ("test: 16 MB - ok\n");
-
- return (0);
-}
-
#if 1 /* test-only: some internal test routines... */
/*
return 0;
}
-
-/* ------------------------------------------------------------------------- */
-
-long int initdram (int board_type)
-{
- return (16 * 1024 * 1024);
-}
-
-/* ------------------------------------------------------------------------- */
-
-int testdram (void)
-{
- /* TODO: XXX XXX XXX */
- printf ("test: 16 MB - ok\n");
-
- return (0);
-}
-
-/* ------------------------------------------------------------------------- */
#include <common.h>
#include "exbitgen.h"
+void sdram_init(void);
+
/* ************************************************************************ */
int board_early_init_f (void)
/* ------------------------------------------------------------------------ --
ulong bank_size;
ulong tmp;
+ /*
+ * ToDo: Move the asm init routine sdram_init() to this C file,
+ * or even better use some common ppc4xx code available
+ * in cpu/ppc4xx
+ */
+ sdram_init();
+
tot_size = 0;
mtdcr (memcfga, mem_mb0cf);
}
-#if 1 /* test-only */
-void sdram_init(void)
-{
- init_sdram_static_settings();
-}
-#endif
-
-
-#if 0 /* test-only */
-long int initdram (int board_type)
-{
- unsigned long val;
-
- mtdcr(memcfga, mem_mb0cf);
- val = mfdcr(memcfgd);
-
-#if 0
- printf("\nmb0cf=%x\n", val); /* test-only */
- printf("strap=%x\n", mfdcr(strap)); /* test-only */
-#endif
-
- return (4*1024*1024 << ((val & 0x000e0000) >> 17));
-}
-#endif
-
-
-int testdram (void)
-{
- /* TODO: XXX XXX XXX */
- printf ("test: 16 MB - ok\n");
-
- return (0);
-}
-
-
#if defined(CONFIG_CMD_NAND)
#include <linux/mtd/nand_legacy.h>
extern struct nand_chip nand_dev_desc[CFG_MAX_NAND_DEVICE];
mtdcr ebccfgd,r4
blr
-
-
-/*----------------------------------------------------------------------- */
-/* Function: sdram_init */
-/* Description: This function is called by cpu/ppc4xx/start.S code */
-/* to get the SDRAM initialized. */
-/*----------------------------------------------------------------------- */
- .globl sdram_init
-sdram_init:
- blr
.globl ext_bus_cntlr_init
ext_bus_cntlr_init:
blr
-
- .globl sdram_init
-sdram_init:
- blr
nop /* pass2 DCR errata #8 */
blr
-/*-----------------------------------------------------------------------------
- * Function: sdram_init
- * Description: Configures the internal SRAM memory. and setup the
- * Stackpointer in it.
- *----------------------------------------------------------------------------- */
- .globl sdram_init
-
-sdram_init:
-
-
- blr
-
-
#if defined(CONFIG_BOOT_PCI)
.section .bootpg,"ax"
.globl _start_pci
nop /* pass2 DCR errata #8 */
blr
-/*-----------------------------------------------------------------------------
- * Function: sdram_init
- * Description: Configures the internal SRAM memory. and setup the
- * Stackpointer in it.
- *----------------------------------------------------------------------------- */
- .globl sdram_init
-
-sdram_init:
-
-
- blr
-
-
#if defined(CONFIG_BOOT_PCI)
.section .bootpg,"ax"
.globl _start_pci
out_be32((u32 *)GPIO0_OR, tmp);
}
-/*
- * sdram_init - Dummy implementation for start.S, spd_sdram or initdram
- * used for HCUx
- */
-void sdram_init(void)
-{
- return;
-}
-
/*
* hcu_get_slot
*/
void hcu_led_set(u32 value);
void dcbz_area(u32 start_address, u32 num_bytes);
-#define DDR_DCR_BASE 0x10
-#define ddrcfga (DDR_DCR_BASE+0x0) /* DDR configuration address reg */
-#define ddrcfgd (DDR_DCR_BASE+0x1) /* DDR configuration data reg */
-
-#define DDR0_01_INT_MASK_MASK 0x000000FF
-#define DDR0_00_INT_ACK_ALL 0x7F000000
-#define DDR0_01_INT_MASK_ALL_ON 0x000000FF
-#define DDR0_01_INT_MASK_ALL_OFF 0x00000000
-
-#define DDR0_17_DLLLOCKREG_MASK 0x00010000 /* Read only */
-#define DDR0_17_DLLLOCKREG_UNLOCKED 0x00000000
-#define DDR0_17_DLLLOCKREG_LOCKED 0x00010000
-
-#define DDR0_22 0x16
-/* ECC */
-#define DDR0_22_CTRL_RAW_MASK 0x03000000
-#define DDR0_22_CTRL_RAW_ECC_DISABLE 0x00000000 /* ECC not enabled */
-#define DDR0_22_CTRL_RAW_ECC_CHECK_ONLY 0x01000000 /* ECC no correction */
-#define DDR0_22_CTRL_RAW_NO_ECC_RAM 0x02000000 /* Not a ECC RAM*/
-#define DDR0_22_CTRL_RAW_ECC_ENABLE 0x03000000 /* ECC correcting on */
-#define DDR0_03_CASLAT_DECODE(n) ((((unsigned long)(n))>>16)&0x7)
-
#define ECC_RAM 0x03267F0B
#define NO_ECC_RAM 0x00267F0B
/* -----------------------------------------------------------+
* Wait for the DCC master delay line to finish calibration
* ----------------------------------------------------------*/
- mtdcr(ddrcfga, DDR0_17);
+ mtdcr(memcfga, DDR0_17);
val = DDR0_17_DLLLOCKREG_UNLOCKED;
while (wait != 0xffff) {
- val = mfdcr(ddrcfgd);
+ val = mfdcr(memcfgd);
if ((val & DDR0_17_DLLLOCKREG_MASK) ==
DDR0_17_DLLLOCKREG_LOCKED)
/* dlllockreg bit on */
out_be16((u16 *)MCU25_LED_REGISTER_ADDRESS, value);
}
-/*
- * sdram_init - Dummy implementation for start.S, spd_sdram or initdram
- * used for HCUx
- */
-void sdram_init(void)
-{
- return;
-}
-
/*
* hcu_get_slot
*/
#include <watchdog.h>
unsigned long get_dram_size (void);
+void sdram_init(void);
/*
* Macros to transform values
long int initdram (int board_type)
{
+ /*
+ * ToDo: Move the asm init routine sdram_init() to this C file,
+ * or even better use some common ppc4xx code available
+ * in cpu/ppc4xx
+ */
+ sdram_init();
+
return get_dram_size ();
}
.globl ext_bus_cntlr_init
ext_bus_cntlr_init:
blr
-
- .globl sdram_init
-sdram_init:
- blr
/*
* Autodetect onboard SDRAM on 405 platforms
*/
-void sdram_init(void)
+long int initdram(int board_type)
{
ulong speed;
ulong sdtr1;
mtsdram(mem_mcopt1, 0);
}
#endif
- return;
+
+ /*
+ * OK, size detected -> all done
+ */
+ return mb0cf[i].size;
}
}
+
+ return 0;
}
#else /* CONFIG_440 */
.extern ext_bus_cntlr_init
- .extern sdram_init
#ifdef CONFIG_NAND_U_BOOT
.extern reconfig_tlb0
#endif
stw r0, +12(r1) /* Save return addr (underflow vect) */
#endif /* CFG_INIT_DCACHE_CS */
- /*----------------------------------------------------------------------- */
- /* Initialize SDRAM Controller */
- /*----------------------------------------------------------------------- */
- bl sdram_init
-
#ifdef CONFIG_NAND_SPL
bl nand_boot_common /* will not return */
#else
projects / u-boot.git / commitdiff
