#include <asm/mmu.h>
#include <spd_sdram.h>
+DECLARE_GLOBAL_DATA_PTR;
+
void board_add_ram_info(int use_default)
{
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile ddr83xx_t *ddr = &immap->ddr;
+ char buf[32];
printf(" (DDR%d", ((ddr->sdram_cfg & SDRAM_CFG_SDRAM_TYPE_MASK)
>> SDRAM_CFG_SDRAM_TYPE_SHIFT) - 1);
puts(", 64-bit");
if (ddr->sdram_cfg & SDRAM_CFG_ECC_EN)
- puts(", ECC on)");
+ puts(", ECC on");
else
- puts(", ECC off)");
+ puts(", ECC off");
+
+ printf(", %s MHz)", strmhz(buf, gd->mem_clk));
#if defined(CFG_LB_SDRAM) && defined(CFG_LBC_SDRAM_SIZE)
puts("\nSDRAM: ");
#ifdef CONFIG_SPD_EEPROM
-DECLARE_GLOBAL_DATA_PTR;
-
#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
extern void dma_init(void);
extern uint dma_check(void);
int
picos_to_clk(int picos)
{
- unsigned int ddr_bus_clk;
+ unsigned int mem_bus_clk;
int clks;
- ddr_bus_clk = gd->ddr_clk >> 1;
- clks = picos / (1000000000 / (ddr_bus_clk / 1000));
- if (picos % (1000000000 / (ddr_bus_clk / 1000)) != 0)
+ mem_bus_clk = gd->mem_clk >> 1;
+ clks = picos / (1000000000 / (mem_bus_clk / 1000));
+ if (picos % (1000000000 / (mem_bus_clk / 1000)) != 0)
clks++;
return clks;
debug("DDR:Module maximum data rate is: %dMhz\n", max_data_rate);
- ddrc_clk = gd->ddr_clk / 1000000;
+ ddrc_clk = gd->mem_clk / 1000000;
effective_data_rate = 0;
if (max_data_rate >= 390 && max_data_rate < 460) { /* it is DDR 400 */
ddr->timing_cfg_1 =
(((picos_to_clk(spd.trp * 250) & 0x07) << 28 ) | /* PRETOACT */
((picos_to_clk(spd.tras * 1000) & 0x0f ) << 24 ) | /* ACTTOPRE */
- (trcd_clk << 20 ) | /* ACTTORW */
+ (trcd_clk << 20 ) | /* ACTTORW */
(caslat_ctrl << 16 ) | /* CASLAT */
(trfc_low << 12 ) | /* REFEC */
((twr_clk & 0x07) << 8) | /* WRRREC */
debug("DDR:timing_cfg_2=0x%08x\n", ddr->timing_cfg_2);
/* Check DIMM data bus width */
- if (spd.dataw_lsb == 0x20) {
+ if (spd.dataw_lsb < 64) {
if (spd.mem_type == SPD_MEMTYPE_DDR)
burstlen = 0x03; /* 32 bit data bus, burst len is 8 */
else
sdram_cfg |= SDRAM_CFG_RD_EN;
/* The DIMM is 32bit width */
- if (spd.dataw_lsb == 0x20) {
+ if (spd.dataw_lsb < 64) {
if (spd.mem_type == SPD_MEMTYPE_DDR)
sdram_cfg |= SDRAM_CFG_32_BE | SDRAM_CFG_8_BE;
if (spd.mem_type == SPD_MEMTYPE_DDR2)