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Diffstat (limited to 'cpu/mpc85xx/spd_sdram.c')
-rw-r--r--cpu/mpc85xx/spd_sdram.c28
1 files changed, 8 insertions, 20 deletions
diff --git a/cpu/mpc85xx/spd_sdram.c b/cpu/mpc85xx/spd_sdram.c
index adc9c4d..abc63c4 100644
--- a/cpu/mpc85xx/spd_sdram.c
+++ b/cpu/mpc85xx/spd_sdram.c
@@ -27,6 +27,7 @@
#include <i2c.h>
#include <spd.h>
#include <asm/mmu.h>
+#include <asm/fsl_law.h>
#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
@@ -1022,7 +1023,6 @@ spd_sdram(void)
static unsigned int
setup_laws_and_tlbs(unsigned int memsize)
{
- volatile ccsr_local_ecm_t *ecm = (void *)(CFG_MPC85xx_ECM_ADDR);
unsigned int tlb_size;
unsigned int law_size;
unsigned int ram_tlb_index;
@@ -1071,19 +1071,9 @@ setup_laws_and_tlbs(unsigned int memsize)
ram_tlb_address = (unsigned int)CFG_DDR_SDRAM_BASE;
while (ram_tlb_address < (memsize * 1024 * 1024)
&& ram_tlb_index < 16) {
- mtspr(MAS0, FSL_BOOKE_MAS0(1, ram_tlb_index, 0));
- mtspr(MAS1, FSL_BOOKE_MAS1(1, 1, 0, 0, tlb_size));
- mtspr(MAS2, FSL_BOOKE_MAS2(ram_tlb_address, 0));
- mtspr(MAS3, FSL_BOOKE_MAS3(ram_tlb_address, 0,
- (MAS3_SX|MAS3_SW|MAS3_SR)));
- asm volatile("isync;msync;tlbwe;isync");
-
- debug("DDR: MAS0=0x%08x\n", FSL_BOOKE_MAS0(1, ram_tlb_index, 0));
- debug("DDR: MAS1=0x%08x\n", FSL_BOOKE_MAS1(1, 1, 0, 0, tlb_size));
- debug("DDR: MAS2=0x%08x\n", FSL_BOOKE_MAS2(ram_tlb_address, 0));
- debug("DDR: MAS3=0x%08x\n",
- FSL_BOOKE_MAS3(ram_tlb_address, 0,
- (MAS3_SX|MAS3_SW|MAS3_SR)));
+ set_tlb(1, ram_tlb_address, ram_tlb_address,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, ram_tlb_index, tlb_size, 1);
ram_tlb_address += (0x1000 << ((tlb_size - 1) * 2));
ram_tlb_index++;
@@ -1098,12 +1088,10 @@ setup_laws_and_tlbs(unsigned int memsize)
/*
* Set up LAWBAR for all of DDR.
*/
- ecm->lawbar1 = ((CFG_DDR_SDRAM_BASE >> 12) & 0xfffff);
- ecm->lawar1 = (LAWAR_EN
- | LAWAR_TRGT_IF_DDR
- | (LAWAR_SIZE & law_size));
- debug("DDR: LAWBAR1=0x%08x\n", ecm->lawbar1);
- debug("DDR: LARAR1=0x%08x\n", ecm->lawar1);
+
+#ifdef CONFIG_FSL_LAW
+ set_law(1, CFG_DDR_SDRAM_BASE, law_size, LAW_TRGT_IF_DDR);
+#endif
/*
* Confirm that the requested amount of memory was mapped.