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| author | Lokesh Vutla <lokeshvutla@ti.com> | 2013-02-04 04:22:03 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-03-11 11:06:10 -0400 |
| commit | e05a4f1f54f2b5a0c46de978672199e375ba0c00 (patch) | |
| tree | c45e6ca4033c10a2ee32fdef5fb62b791babff17 /arch/arm/cpu/armv7/omap4 | |
| parent | 3fcdd4a5f8ba0e0fac4b2afdb5e90efac9f7f301 (diff) | |
| download | u-boot-imx-e05a4f1f54f2b5a0c46de978672199e375ba0c00.zip u-boot-imx-e05a4f1f54f2b5a0c46de978672199e375ba0c00.tar.gz u-boot-imx-e05a4f1f54f2b5a0c46de978672199e375ba0c00.tar.bz2 | |
ARM: OMAP4+: Cleanup emif specific files
Removing the duplicated code in ddr3 initialization.
Also creating structure for lpddr2 mode registers to
avoid unnessecary revision checks.
These change reduces code addition for future Socs.
Signed-off-by: R Sricharan <r.sricharan@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/omap4')
| -rw-r--r-- | arch/arm/cpu/armv7/omap4/sdram_elpida.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/arm/cpu/armv7/omap4/sdram_elpida.c b/arch/arm/cpu/armv7/omap4/sdram_elpida.c index b9128fa..01da790 100644 --- a/arch/arm/cpu/armv7/omap4/sdram_elpida.c +++ b/arch/arm/cpu/armv7/omap4/sdram_elpida.c @@ -90,9 +90,6 @@ const struct emif_regs emif_regs_elpida_400_mhz_2cs = { .emif_ddr_phy_ctlr_1 = 0x049ff418 }; -/* Dummy registers for OMAP44xx */ -const u32 ddr3_ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG]; - const struct dmm_lisa_map_regs lisa_map_2G_x_1_x_2 = { .dmm_lisa_map_0 = 0xFF020100, .dmm_lisa_map_1 = 0, @@ -284,3 +281,16 @@ void emif_get_device_timings(u32 emif_nr, __attribute__((weak, alias("emif_get_device_timings_sdp"))); #endif /* CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS */ + +const struct lpddr2_mr_regs mr_regs = { + .mr1 = MR1_BL_8_BT_SEQ_WRAP_EN_NWR_3, + .mr2 = 0x4, + .mr3 = -1, + .mr10 = MR10_ZQ_ZQINIT, + .mr16 = MR16_REF_FULL_ARRAY +}; + +void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs) +{ + *regs = &mr_regs; +} |