diff options
Diffstat (limited to 'arch/arm/cpu/armv7/omap5')
-rw-r--r-- | arch/arm/cpu/armv7/omap5/hw_data.c | 9 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap5/hwinit.c | 12 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap5/sdram.c | 146 |
3 files changed, 99 insertions, 68 deletions
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c index a1b249e7343..82910e87a03 100644 --- a/arch/arm/cpu/armv7/omap5/hw_data.c +++ b/arch/arm/cpu/armv7/omap5/hw_data.c @@ -600,6 +600,7 @@ const struct ctrl_ioregs ioregs_omap5432_es1 = { .ctrl_ddrio_1 = DDR_IO_1_VREF_CELLS_DDR3_VALUE, .ctrl_ddrio_2 = DDR_IO_2_VREF_CELLS_DDR3_VALUE, .ctrl_emif_sdram_config_ext = SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES, + .ctrl_emif_sdram_config_ext_final = SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES, }; const struct ctrl_ioregs ioregs_omap5432_es2 = { @@ -610,16 +611,18 @@ const struct ctrl_ioregs ioregs_omap5432_es2 = { .ctrl_ddrio_1 = DDR_IO_1_VREF_CELLS_DDR3_VALUE_ES2, .ctrl_ddrio_2 = DDR_IO_2_VREF_CELLS_DDR3_VALUE_ES2, .ctrl_emif_sdram_config_ext = SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES, + .ctrl_emif_sdram_config_ext_final = SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES, }; const struct ctrl_ioregs ioregs_dra7xx_es1 = { .ctrl_ddrch = 0x40404040, .ctrl_lpddr2ch = 0x40404040, .ctrl_ddr3ch = 0x80808080, - .ctrl_ddrio_0 = 0xbae8c631, - .ctrl_ddrio_1 = 0xb46318d8, + .ctrl_ddrio_0 = 0xA2084210, + .ctrl_ddrio_1 = 0x84210840, .ctrl_ddrio_2 = 0x84210000, - .ctrl_emif_sdram_config_ext = 0xb2c00000, + .ctrl_emif_sdram_config_ext = 0x0001C1A7, + .ctrl_emif_sdram_config_ext_final = 0x000101A7, .ctrl_ddr_ctrl_ext_0 = 0xA2000000, }; diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c index 1065891ae1f..82c86382f98 100644 --- a/arch/arm/cpu/armv7/omap5/hwinit.c +++ b/arch/arm/cpu/armv7/omap5/hwinit.c @@ -297,13 +297,17 @@ void srcomp_enable(void) void config_data_eye_leveling_samples(u32 emif_base) { + const struct ctrl_ioregs *ioregs; + + get_ioregs(&ioregs); + /*EMIF_SDRAM_CONFIG_EXT-Read data eye leveling no of samples =4*/ if (emif_base == EMIF1_BASE) - writel(SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES, - (*ctrl)->control_emif1_sdram_config_ext); + writel(ioregs->ctrl_emif_sdram_config_ext_final, + (*ctrl)->control_emif1_sdram_config_ext); else if (emif_base == EMIF2_BASE) - writel(SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES, - (*ctrl)->control_emif2_sdram_config_ext); + writel(ioregs->ctrl_emif_sdram_config_ext_final, + (*ctrl)->control_emif2_sdram_config_ext); } void init_omap_revision(void) diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c index e65c1160e21..2aae3efb710 100644 --- a/arch/arm/cpu/armv7/omap5/sdram.c +++ b/arch/arm/cpu/armv7/omap5/sdram.c @@ -148,13 +148,13 @@ const struct emif_regs emif_1_regs_ddr3_532_mhz_1cs_dra_es1 = { .read_idle_ctrl = 0x00050000, .zq_config = 0x0007190B, .temp_alert_config = 0x00000000, - .emif_ddr_phy_ctlr_1_init = 0x0E20400A, - .emif_ddr_phy_ctlr_1 = 0x0E24400A, - .emif_ddr_ext_phy_ctrl_1 = 0x04040100, - .emif_ddr_ext_phy_ctrl_2 = 0x009E009E, - .emif_ddr_ext_phy_ctrl_3 = 0x009E009E, - .emif_ddr_ext_phy_ctrl_4 = 0x009E009E, - .emif_ddr_ext_phy_ctrl_5 = 0x009E009E, + .emif_ddr_phy_ctlr_1_init = 0x0024400A, + .emif_ddr_phy_ctlr_1 = 0x0024400A, + .emif_ddr_ext_phy_ctrl_1 = 0x10040100, + .emif_ddr_ext_phy_ctrl_2 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_3 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_4 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_5 = 0x00B000B0, .emif_rd_wr_lvl_rmp_win = 0x00000000, .emif_rd_wr_lvl_rmp_ctl = 0x80000000, .emif_rd_wr_lvl_ctl = 0x00000000, @@ -172,13 +172,13 @@ const struct emif_regs emif_2_regs_ddr3_532_mhz_1cs_dra_es1 = { .read_idle_ctrl = 0x00050000, .zq_config = 0x0007190B, .temp_alert_config = 0x00000000, - .emif_ddr_phy_ctlr_1_init = 0x0020400A, - .emif_ddr_phy_ctlr_1 = 0x0E24400A, - .emif_ddr_ext_phy_ctrl_1 = 0x04040100, - .emif_ddr_ext_phy_ctrl_2 = 0x009D009D, - .emif_ddr_ext_phy_ctrl_3 = 0x009D009D, - .emif_ddr_ext_phy_ctrl_4 = 0x009D009D, - .emif_ddr_ext_phy_ctrl_5 = 0x009D009D, + .emif_ddr_phy_ctlr_1_init = 0x0024400A, + .emif_ddr_phy_ctlr_1 = 0x0024400A, + .emif_ddr_ext_phy_ctrl_1 = 0x10040100, + .emif_ddr_ext_phy_ctrl_2 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_3 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_4 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_5 = 0x00B000B0, .emif_rd_wr_lvl_rmp_win = 0x00000000, .emif_rd_wr_lvl_rmp_ctl = 0x80000000, .emif_rd_wr_lvl_ctl = 0x00000000, @@ -306,7 +306,7 @@ void emif_get_device_details(u32 emif_nr, #endif /* CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS */ -const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = { +const u32 ext_phy_ctrl_const_base[] = { 0x01004010, 0x00001004, 0x04010040, @@ -329,7 +329,7 @@ const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = { 0x0 }; -const u32 ddr3_ext_phy_ctrl_const_base_es1[EMIF_EXT_PHY_CTRL_CONST_REG] = { +const u32 ddr3_ext_phy_ctrl_const_base_es1[] = { 0x01004010, 0x00001004, 0x04010040, @@ -352,7 +352,7 @@ const u32 ddr3_ext_phy_ctrl_const_base_es1[EMIF_EXT_PHY_CTRL_CONST_REG] = { 0x0 }; -const u32 ddr3_ext_phy_ctrl_const_base_es2[EMIF_EXT_PHY_CTRL_CONST_REG] = { +const u32 ddr3_ext_phy_ctrl_const_base_es2[] = { 0x50D4350D, 0x00000D43, 0x04010040, @@ -376,51 +376,61 @@ const u32 ddr3_ext_phy_ctrl_const_base_es2[EMIF_EXT_PHY_CTRL_CONST_REG] = { }; const u32 -dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[EMIF_EXT_PHY_CTRL_CONST_REG] = { - 0x009E009E, - 0x002E002E, - 0x002E002E, - 0x002E002E, - 0x002E002E, - 0x002E002E, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x004D004D, - 0x0, - 0x600020, +dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[] = { + 0x00B000B0, + 0x00400040, + 0x00400040, + 0x00400040, + 0x00400040, + 0x00400040, + 0x00800080, + 0x00800080, + 0x00800080, + 0x00800080, + 0x00800080, + 0x00600060, + 0x00600060, + 0x00600060, + 0x00600060, + 0x00600060, + 0x00800080, + 0x00800080, 0x40010080, - 0x8102040 + 0x08102040, + 0x0, + 0x0, + 0x0, + 0x0, + 0x0 }; const u32 -dra_ddr3_ext_phy_ctrl_const_base_es1_emif2[EMIF_EXT_PHY_CTRL_CONST_REG] = { - 0x009D009D, - 0x002D002D, - 0x002D002D, - 0x002D002D, - 0x002D002D, - 0x002D002D, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, - 0x00570057, +dra_ddr3_ext_phy_ctrl_const_base_es1_emif2[] = { + 0x00BB00BB, + 0x00440044, + 0x00440044, + 0x00440044, + 0x00440044, + 0x00440044, + 0x007F007F, + 0x007F007F, + 0x007F007F, + 0x007F007F, + 0x007F007F, + 0x00600060, + 0x00600060, + 0x00600060, + 0x00600060, + 0x00600060, 0x0, - 0x600020, + 0x00600020, 0x40010080, - 0x8102040 + 0x08102040, + 0x0, + 0x0, + 0x0, + 0x0, + 0x0 }; const struct lpddr2_mr_regs mr_regs = { @@ -431,27 +441,38 @@ const struct lpddr2_mr_regs mr_regs = { .mr16 = MR16_REF_FULL_ARRAY }; -static void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr, const u32 **regs) +static void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr, + const u32 **regs, + u32 *size) { switch (omap_revision()) { case OMAP5430_ES1_0: case OMAP5430_ES2_0: *regs = ext_phy_ctrl_const_base; + *size = ARRAY_SIZE(ext_phy_ctrl_const_base); break; case OMAP5432_ES1_0: *regs = ddr3_ext_phy_ctrl_const_base_es1; + *size = ARRAY_SIZE(ddr3_ext_phy_ctrl_const_base_es1); break; case OMAP5432_ES2_0: *regs = ddr3_ext_phy_ctrl_const_base_es2; + *size = ARRAY_SIZE(ddr3_ext_phy_ctrl_const_base_es2); break; case DRA752_ES1_0: - if (emif_nr == 1) + if (emif_nr == 1) { *regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif1; - else + *size = + ARRAY_SIZE(dra_ddr3_ext_phy_ctrl_const_base_es1_emif1); + } else { *regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif2; + *size = + ARRAY_SIZE(dra_ddr3_ext_phy_ctrl_const_base_es1_emif2); + } break; default: *regs = ddr3_ext_phy_ctrl_const_base_es2; + *size = ARRAY_SIZE(ddr3_ext_phy_ctrl_const_base_es2); } } @@ -468,6 +489,7 @@ void do_ext_phy_settings(u32 base, const struct emif_regs *regs) u32 emif_nr; const u32 *ext_phy_ctrl_const_regs; u32 i = 0; + u32 size; emif_nr = (base == EMIF1_BASE) ? 1 : 2; @@ -487,8 +509,10 @@ 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(emif_nr, &ext_phy_ctrl_const_regs); - for (i = 0; i < EMIF_EXT_PHY_CTRL_CONST_REG; i++) { + emif_get_ext_phy_ctrl_const_regs(emif_nr, + &ext_phy_ctrl_const_regs, &size); + + for (i = 0; i < size; i++) { writel(ext_phy_ctrl_const_regs[i], emif_ext_phy_ctrl_base++); /* Update shadow registers */ |