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| author | Lokesh Vutla <lokeshvutla@ti.com> | 2012-05-22 00:03:24 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-07-07 14:07:23 +0200 |
| commit | 43037d76316db1a53be16a4c1ed97203257fa4ee (patch) | |
| tree | c549887069235d35144830a8ec0bcf9346c1d1ca /arch/arm/cpu/armv7/omap5 | |
| parent | eb4e18e89eec8d63f064cb5ec597ba9387fe4987 (diff) | |
| download | u-boot-imx-43037d76316db1a53be16a4c1ed97203257fa4ee.zip u-boot-imx-43037d76316db1a53be16a4c1ed97203257fa4ee.tar.gz u-boot-imx-43037d76316db1a53be16a4c1ed97203257fa4ee.tar.bz2 | |
OMAP5: ADD precalculated timings for ddr3
Adding precalculated timings for ddr3 with 1cs
adding required registers for ddr3
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/omap5')
| -rw-r--r-- | arch/arm/cpu/armv7/omap5/sdram.c | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c index 368b78b..817f933 100644 --- a/arch/arm/cpu/armv7/omap5/sdram.c +++ b/arch/arm/cpu/armv7/omap5/sdram.c @@ -86,6 +86,29 @@ const struct emif_regs emif_regs_266_mhz_2cs = { .emif_ddr_ext_phy_ctrl_5 = 0x04010040 }; +const struct emif_regs emif_regs_ddr3_532_mhz_1cs = { + .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 = 0x0007190B, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1_init = 0x0020420A, + .emif_ddr_phy_ctlr_1 = 0x0024420A, + .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 = 0x04010040, + .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 = 0x00000305 +}; + const struct dmm_lisa_map_regs lisa_map_4G_x_2_x_2 = { .dmm_lisa_map_0 = 0x0, .dmm_lisa_map_1 = 0x0, @@ -115,9 +138,34 @@ 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] = { + 0x01004010, + 0x00001004, + 0x04010040, + 0x01004010, + 0x00001004, + 0x00000000, + 0x00000000, + 0x00000000, + 0x80080080, + 0x00800800, + 0x08102040, + 0x00000002, + 0x0, + 0x0, + 0x0, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000057 +}; + static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs) { - *regs = &emif_regs_532_mhz_2cs; + 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"))); |