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path: root/arch/arm/cpu/armv7/omap5/sdram.c
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Diffstat (limited to 'arch/arm/cpu/armv7/omap5/sdram.c')
-rw-r--r--arch/arm/cpu/armv7/omap5/sdram.c214
1 files changed, 171 insertions, 43 deletions
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 6ebdf5fbf..6b461e484 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -67,6 +67,25 @@ const struct emif_regs emif_regs_532_mhz_2cs = {
.emif_ddr_ext_phy_ctrl_5 = 0x04010040
};
+const struct emif_regs emif_regs_532_mhz_2cs_es2 = {
+ .sdram_config_init = 0x80800EBA,
+ .sdram_config = 0x808022BA,
+ .ref_ctrl = 0x0000081A,
+ .sdram_tim1 = 0x772F6873,
+ .sdram_tim2 = 0x304a129a,
+ .sdram_tim3 = 0x02f7e45f,
+ .read_idle_ctrl = 0x00050000,
+ .zq_config = 0x100b3215,
+ .temp_alert_config = 0x08000a05,
+ .emif_ddr_phy_ctlr_1_init = 0x0E30400d,
+ .emif_ddr_phy_ctlr_1 = 0x0E30400d,
+ .emif_ddr_ext_phy_ctrl_1 = 0x04020080,
+ .emif_ddr_ext_phy_ctrl_2 = 0x28C518A3,
+ .emif_ddr_ext_phy_ctrl_3 = 0x518A3146,
+ .emif_ddr_ext_phy_ctrl_4 = 0x0014628C,
+ .emif_ddr_ext_phy_ctrl_5 = 0xC330CC33,
+};
+
const struct emif_regs emif_regs_266_mhz_2cs = {
.sdram_config_init = 0x80800EBA,
.sdram_config = 0x808022BA,
@@ -109,13 +128,111 @@ const struct emif_regs emif_regs_ddr3_532_mhz_1cs = {
.emif_rd_wr_exec_thresh = 0x00000305
};
+const struct emif_regs emif_regs_ddr3_532_mhz_1cs_es2 = {
+ .sdram_config_init = 0x61851B32,
+ .sdram_config = 0x61851B32,
+ .ref_ctrl = 0x00001035,
+ .sdram_tim1 = 0xCCCF36B3,
+ .sdram_tim2 = 0x308F7FDA,
+ .sdram_tim3 = 0x027F88A8,
+ .read_idle_ctrl = 0x00050000,
+ .zq_config = 0x1007190B,
+ .temp_alert_config = 0x00000000,
+ .emif_ddr_phy_ctlr_1_init = 0x0030400A,
+ .emif_ddr_phy_ctlr_1 = 0x0034400A,
+ .emif_ddr_ext_phy_ctrl_1 = 0x04040100,
+ .emif_ddr_ext_phy_ctrl_2 = 0x00000000,
+ .emif_ddr_ext_phy_ctrl_3 = 0x00000000,
+ .emif_ddr_ext_phy_ctrl_4 = 0x00000000,
+ .emif_ddr_ext_phy_ctrl_5 = 0x4350D435,
+ .emif_rd_wr_lvl_rmp_win = 0x00000000,
+ .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
+ .emif_rd_wr_lvl_ctl = 0x00000000,
+ .emif_rd_wr_exec_thresh = 0x40000305
+};
+
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)
+{
+ switch (omap_revision()) {
+ case OMAP5430_ES1_0:
+ *regs = &emif_regs_532_mhz_2cs;
+ break;
+ case OMAP5432_ES1_0:
+ *regs = &emif_regs_ddr3_532_mhz_1cs;
+ break;
+ case OMAP5430_ES2_0:
+ *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;
+ }
+}
+
+void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
+ __attribute__((weak, alias("emif_get_reg_dump_sdp")));
+
+static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
+ **dmm_lisa_regs)
+{
+ 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)
+ __attribute__((weak, alias("emif_get_dmm_regs_sdp")));
+#else
+
+static const struct lpddr2_device_details dev_4G_S4_details = {
+ .type = LPDDR2_TYPE_S4,
+ .density = LPDDR2_DENSITY_4Gb,
+ .io_width = LPDDR2_IO_WIDTH_32,
+ .manufacturer = LPDDR2_MANUFACTURER_SAMSUNG
};
+static void emif_get_device_details_sdp(u32 emif_nr,
+ struct lpddr2_device_details *cs0_device_details,
+ struct lpddr2_device_details *cs1_device_details)
+{
+ /* EMIF1 & EMIF2 have identical configuration */
+ *cs0_device_details = dev_4G_S4_details;
+ *cs1_device_details = dev_4G_S4_details;
+}
+
+void emif_get_device_details(u32 emif_nr,
+ struct lpddr2_device_details *cs0_device_details,
+ struct lpddr2_device_details *cs1_device_details)
+ __attribute__((weak, alias("emif_get_device_details_sdp")));
+
+#endif /* CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS */
+
const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = {
0x01004010,
0x00001004,
@@ -138,7 +255,7 @@ const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = {
0x00000077
};
-const u32 ddr3_ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = {
+const u32 ddr3_ext_phy_ctrl_const_base_es1[EMIF_EXT_PHY_CTRL_CONST_REG] = {
0x01004010,
0x00001004,
0x04010040,
@@ -160,54 +277,64 @@ const u32 ddr3_ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = {
0x00000057
};
-static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
-{
- if (omap_revision() == OMAP5432_ES1_0)
- *regs = &emif_regs_ddr3_532_mhz_1cs;
- else
- *regs = &emif_regs_532_mhz_2cs;
-}
-void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
- __attribute__((weak, alias("emif_get_reg_dump_sdp")));
-
-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;
-}
-
-void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
- __attribute__((weak, alias("emif_get_dmm_regs_sdp")));
-
-#else
+const u32 ddr3_ext_phy_ctrl_const_base_es2[EMIF_EXT_PHY_CTRL_CONST_REG] = {
+ 0x50D4350D,
+ 0x00000D43,
+ 0x04010040,
+ 0x01004010,
+ 0x00001004,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x80080080,
+ 0x00800800,
+ 0x08102040,
+ 0x00000002,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000057
+};
-static const struct lpddr2_device_details dev_4G_S4_details = {
- .type = LPDDR2_TYPE_S4,
- .density = LPDDR2_DENSITY_4Gb,
- .io_width = LPDDR2_IO_WIDTH_32,
- .manufacturer = LPDDR2_MANUFACTURER_SAMSUNG
+const struct lpddr2_mr_regs mr_regs = {
+ .mr1 = MR1_BL_8_BT_SEQ_WRAP_EN_NWR_8,
+ .mr2 = 0x6,
+ .mr3 = 0x1,
+ .mr10 = MR10_ZQ_ZQINIT,
+ .mr16 = MR16_REF_FULL_ARRAY
};
-static void emif_get_device_details_sdp(u32 emif_nr,
- struct lpddr2_device_details *cs0_device_details,
- struct lpddr2_device_details *cs1_device_details)
+static void emif_get_ext_phy_ctrl_const_regs(const u32 **regs)
{
- /* EMIF1 & EMIF2 have identical configuration */
- *cs0_device_details = dev_4G_S4_details;
- *cs1_device_details = dev_4G_S4_details;
-}
+ switch (omap_revision()) {
+ case OMAP5430_ES1_0:
+ case OMAP5430_ES2_0:
+ *regs = ext_phy_ctrl_const_base;
+ break;
+ case OMAP5432_ES1_0:
+ *regs = ddr3_ext_phy_ctrl_const_base_es1;
+ break;
+ case OMAP5432_ES2_0:
+ case DRA752_ES1_0:
+ default:
+ *regs = ddr3_ext_phy_ctrl_const_base_es2;
-void emif_get_device_details(u32 emif_nr,
- struct lpddr2_device_details *cs0_device_details,
- struct lpddr2_device_details *cs1_device_details)
- __attribute__((weak, alias("emif_get_device_details_sdp")));
+ }
+}
-#endif /* CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS */
+void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs)
+{
+ *regs = &mr_regs;
+}
void do_ext_phy_settings(u32 base, const struct emif_regs *regs)
{
u32 *ext_phy_ctrl_base = 0;
u32 *emif_ext_phy_ctrl_base = 0;
+ const u32 *ext_phy_ctrl_const_regs;
u32 i = 0;
struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
@@ -226,12 +353,13 @@ void do_ext_phy_settings(u32 base, const struct emif_regs *regs)
* external phy 6-24 registers do not change with
* ddr frequency
*/
+ emif_get_ext_phy_ctrl_const_regs(&ext_phy_ctrl_const_regs);
for (i = 0; i < EMIF_EXT_PHY_CTRL_CONST_REG; i++) {
- writel(ext_phy_ctrl_const_base[i],
- emif_ext_phy_ctrl_base++);
+ writel(ext_phy_ctrl_const_regs[i],
+ emif_ext_phy_ctrl_base++);
/* Update shadow registers */
- writel(ext_phy_ctrl_const_base[i],
- emif_ext_phy_ctrl_base++);
+ writel(ext_phy_ctrl_const_regs[i],
+ emif_ext_phy_ctrl_base++);
}
}
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 04:28:35 +0000