DRA752 uses DDR3. Populating the corresponding structures
with DDR3 data.
Writing into MA registers if only MA is present in that soc.
Signed-off-by: Lokesh Vutla lokeshvu...@ti.com
Signed-off-by: R Sricharan r.sricha...@ti.com
---
arch/arm/cpu/armv7/omap-common/emif-common.c |2 +-
arch/arm/cpu/armv7/omap4/sdram_elpida.c | 18 +++---
arch/arm/cpu/armv7/omap5/hw_data.c |1 +
arch/arm/cpu/armv7/omap5/sdram.c | 26 --
arch/arm/include/asm/emif.h |1 +
5 files changed, 42 insertions(+), 6 deletions(-)
diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c
b/arch/arm/cpu/armv7/omap-common/emif-common.c
index 0683b9f..9eb1279 100644
--- a/arch/arm/cpu/armv7/omap-common/emif-common.c
+++ b/arch/arm/cpu/armv7/omap-common/emif-common.c
@@ -1191,7 +1191,7 @@ void dmm_init(u32 base)
writel(lisa_map_regs-dmm_lisa_map_0,
hw_lisa_map_regs-dmm_lisa_map_0);
- if (omap_revision() = OMAP4460_ES1_0) {
+ if (lisa_map_regs-is_ma_present) {
hw_lisa_map_regs =
(struct dmm_lisa_map_regs *)MA_BASE;
diff --git a/arch/arm/cpu/armv7/omap4/sdram_elpida.c
b/arch/arm/cpu/armv7/omap4/sdram_elpida.c
index 01da790..20fc552 100644
--- a/arch/arm/cpu/armv7/omap4/sdram_elpida.c
+++ b/arch/arm/cpu/armv7/omap4/sdram_elpida.c
@@ -94,14 +94,24 @@ const struct dmm_lisa_map_regs lisa_map_2G_x_1_x_2 = {
.dmm_lisa_map_0 = 0xFF020100,
.dmm_lisa_map_1 = 0,
.dmm_lisa_map_2 = 0,
- .dmm_lisa_map_3 = 0x80540300
+ .dmm_lisa_map_3 = 0x80540300,
+ .is_ma_present = 0x0
};
const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2 = {
.dmm_lisa_map_0 = 0xFF020100,
.dmm_lisa_map_1 = 0,
.dmm_lisa_map_2 = 0,
- .dmm_lisa_map_3 = 0x80640300
+ .dmm_lisa_map_3 = 0x80640300,
+ .is_ma_present = 0x0
+};
+
+const struct dmm_lisa_map_regs ma_lisa_map_2G_x_2_x_2 = {
+ .dmm_lisa_map_0 = 0xFF020100,
+ .dmm_lisa_map_1 = 0,
+ .dmm_lisa_map_2 = 0,
+ .dmm_lisa_map_3 = 0x80640300,
+ .is_ma_present = 0x1
};
static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
@@ -126,8 +136,10 @@ static void emif_get_dmm_regs_sdp(const struct
dmm_lisa_map_regs
if (omap_rev == OMAP4430_ES1_0)
*dmm_lisa_regs = lisa_map_2G_x_1_x_2;
- else
+ else if (omap_rev OMAP4460_ES1_0)
*dmm_lisa_regs = lisa_map_2G_x_2_x_2;
+ else
+ *dmm_lisa_regs = ma_lisa_map_2G_x_2_x_2;
}
void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c
b/arch/arm/cpu/armv7/omap5/hw_data.c
index d42974e..14adfb3 100644
--- a/arch/arm/cpu/armv7/omap5/hw_data.c
+++ b/arch/arm/cpu/armv7/omap5/hw_data.c
@@ -586,6 +586,7 @@ void get_ioregs(const struct ctrl_ioregs **regs)
*regs = ioregs_omap5432_es1;
break;
case OMAP5432_ES2_0:
+ case DRA752_ES1_0:
*regs = ioregs_omap5432_es2;
break;
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 2ef7fcd..6b461e4 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -155,7 +155,16 @@ const struct dmm_lisa_map_regs lisa_map_4G_x_2_x_2 = {
.dmm_lisa_map_0 = 0x0,
.dmm_lisa_map_1 = 0x0,
.dmm_lisa_map_2 = 0x80740300,
- .dmm_lisa_map_3 = 0xFF020100
+ .dmm_lisa_map_3 = 0xFF020100,
+ .is_ma_present = 0x1
+};
+
+const struct dmm_lisa_map_regs lisa_map_512M_x_1 = {
+ .dmm_lisa_map_0 = 0x0,
+ .dmm_lisa_map_1 = 0x0,
+ .dmm_lisa_map_2 = 0x0,
+ .dmm_lisa_map_3 = 0x80500100,
+ .is_ma_present = 0x1
};
static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
@@ -171,6 +180,7 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct
emif_regs **regs)
*regs = emif_regs_532_mhz_2cs_es2;
break;
case OMAP5432_ES2_0:
+ case DRA752_ES1_0:
default:
*regs = emif_regs_ddr3_532_mhz_1cs_es2;
}
@@ -182,7 +192,18 @@ void emif_get_reg_dump(u32 emif_nr, const struct emif_regs
**regs)
static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
**dmm_lisa_regs)
{
- *dmm_lisa_regs = lisa_map_4G_x_2_x_2;
+ switch (omap_revision()) {
+ case OMAP5430_ES1_0:
+ case OMAP5430_ES2_0:
+ case OMAP5432_ES1_0:
+ case OMAP5432_ES2_0:
+ *dmm_lisa_regs = lisa_map_4G_x_2_x_2;
+ break;
+ case DRA752_ES1_0:
+ default:
+ *dmm_lisa_regs = lisa_map_512M_x_1;
+ }
+
}
void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
@@ -297,6 +318,7 @@ static void emif_get_ext_phy_ctrl_const_regs(const u32
**regs)
