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-rw-r--r--board/freescale/m5271evb/m5271evb.c12
-rw-r--r--board/freescale/m54455evb/m54455evb.c4
2 files changed, 12 insertions, 4 deletions
diff --git a/board/freescale/m5271evb/m5271evb.c b/board/freescale/m5271evb/m5271evb.c
index 5505cc4..446f102 100644
--- a/board/freescale/m5271evb/m5271evb.c
+++ b/board/freescale/m5271evb/m5271evb.c
@@ -47,6 +47,7 @@ phys_size_t initdram (int board_type) {
MCF_GPIO_SDRAM_SDWE | MCF_GPIO_SDRAM_SCAS |
MCF_GPIO_SDRAM_SRAS | MCF_GPIO_SDRAM_SCKE |
MCF_GPIO_SDRAM_SDCS_11);
+ asm(" nop");
/*
* Check to see if the SDRAM has already been initialized
@@ -55,8 +56,9 @@ phys_size_t initdram (int board_type) {
if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) {
/* Initialize DRAM Control Register: DCR */
mbar_writeShort(MCF_SDRAMC_DCR,
- MCF_SDRAMC_DCR_RTIM(0x01)
- | MCF_SDRAMC_DCR_RC(0x30));
+ MCF_SDRAMC_DCR_RTIM(2)
+ | MCF_SDRAMC_DCR_RC(0x2E));
+ asm(" nop");
/*
* Initialize DACR0
@@ -70,15 +72,18 @@ phys_size_t initdram (int board_type) {
| MCF_SDRAMC_DACRn_CASL(1)
| MCF_SDRAMC_DACRn_CBM(3)
| MCF_SDRAMC_DACRn_PS(0));
+ asm(" nop");
/* Initialize DMR0 */
mbar_writeLong(MCF_SDRAMC_DMR0,
MCF_SDRAMC_DMRn_BAM_16M
| MCF_SDRAMC_DMRn_V);
+ asm(" nop");
/* Set IP bit in DACR */
mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0)
| MCF_SDRAMC_DACRn_IP);
+ asm(" nop");
/* Wait at least 20ns to allow banks to precharge */
for (i = 0; i < 5; i++)
@@ -86,6 +91,7 @@ phys_size_t initdram (int board_type) {
/* Write to this block to initiate precharge */
*(u32 *)(CONFIG_SYS_SDRAM_BASE) = 0xa5a5a5a5;
+ asm(" nop");
/* Set RE bit in DACR */
mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0)
@@ -98,6 +104,7 @@ phys_size_t initdram (int board_type) {
/* Finish the configuration by issuing the MRS */
mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0)
| MCF_SDRAMC_DACRn_MRS);
+ asm(" nop");
/*
* Write to the SDRAM Mode Register A0-A11 = 0x400
@@ -109,6 +116,7 @@ phys_size_t initdram (int board_type) {
* Burst Length = 1
*/
*(u32 *)(CONFIG_SYS_SDRAM_BASE + 0x400) = 0xa5a5a5a5;
+ asm(" nop");
}
return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
diff --git a/board/freescale/m54455evb/m54455evb.c b/board/freescale/m54455evb/m54455evb.c
index 293b5b0..2a84514 100644
--- a/board/freescale/m54455evb/m54455evb.c
+++ b/board/freescale/m54455evb/m54455evb.c
@@ -107,7 +107,7 @@ int ide_preinit(void)
{
volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
- gpio->par_fec |= (gpio->par_fec & GPIO_PAR_FEC_FEC1_MASK) | 0x10;
+ gpio->par_fec |= (gpio->par_fec & GPIO_PAR_FEC_FEC1_UNMASK) | 0x10;
gpio->par_feci2c |=
(gpio->par_feci2c & 0xF0FF) | (GPIO_PAR_FECI2C_MDC1_ATA_DIOR |
GPIO_PAR_FECI2C_MDIO1_ATA_DIOW);
@@ -185,7 +185,7 @@ ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t * info)
info->flash_id = 0x01000000;
info->portwidth = 1;
info->chipwidth = 1;
- info->buffer_size = 32;
+ info->buffer_size = 1;
info->erase_blk_tout = 16384;
info->write_tout = 2;
info->buffer_write_tout = 5;