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blackfin: dmc: Improve DDR2 write through in DMC effict controller.

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Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Steven Miao <realmz6@gmail.com>
This commit is contained in:
Sonic Zhang
2012-11-29 11:41:17 +08:00
committed by Steven Miao
parent c1be5a5b1b
commit c83a917112
2 changed files with 11 additions and 0 deletions
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9
arch/blackfin/include/asm/mem_init.h
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@@ -335,6 +335,7 @@
struct ddr_config {
u32 ddr_clk;
u32 dmc_ddrctl;
u32 dmc_effctl;
u32 dmc_ddrcfg;
u32 dmc_ddrtr0;
u32 dmc_ddrtr1;
@@ -348,6 +349,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[0] = {
.ddr_clk = 125,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20705212,
.dmc_ddrtr1 = 0x201003CF,
@@ -358,6 +360,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[1] = {
.ddr_clk = 133,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20806313,
.dmc_ddrtr1 = 0x2013040D,
@@ -368,6 +371,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[2] = {
.ddr_clk = 150,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20A07323,
.dmc_ddrtr1 = 0x20160492,
@@ -378,6 +382,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[3] = {
.ddr_clk = 166,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20A07323,
.dmc_ddrtr1 = 0x2016050E,
@@ -388,6 +393,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[4] = {
.ddr_clk = 200,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20a07323,
.dmc_ddrtr1 = 0x2016050f,
@@ -398,6 +404,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[5] = {
.ddr_clk = 225,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20E0A424,
.dmc_ddrtr1 = 0x302006DB,
@@ -408,6 +415,7 @@ static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1")))
[6] = {
.ddr_clk = 250,
.dmc_ddrctl = 0x00000904,
.dmc_effctl = 0x004400C0,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20E0A424,
.dmc_ddrtr1 = 0x3020079E,
@@ -469,6 +477,7 @@ static inline void init_dmc(u32 dmc_clk)
bfin_write_DMC0_TR2(ddr_config_table[i].dmc_ddrtr2);
bfin_write_DMC0_MR(ddr_config_table[i].dmc_ddrmr);
bfin_write_DMC0_EMR1(ddr_config_table[i].dmc_ddrmr1);
bfin_write_DMC0_EFFCTL(ddr_config_table[i].dmc_effctl);
bfin_write_DMC0_CTL(ddr_config_table[i].dmc_ddrctl);
break;
}