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| author | Lokesh Vutla <lokeshvutla@ti.com> | 2013-02-04 04:21:59 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-03-11 11:06:09 -0400 |
| commit | 9ca8bfea80f38e3b423e339499c861ddc24b830c (patch) | |
| tree | 5876730eda5da37b21a157f66233dc6d4a3b6757 /arch/arm/cpu/armv7/omap5 | |
| parent | 60e6bdcc948f99e6b24d198c1b9136b0cb4e376b (diff) | |
| download | blackbird-obmc-uboot-9ca8bfea80f38e3b423e339499c861ddc24b830c.tar.gz blackbird-obmc-uboot-9ca8bfea80f38e3b423e339499c861ddc24b830c.zip | |
ARM: OMAP4+: emif: Detect SDRAM from SDRAM config register
Now SDRAM initialization is done on the basis of omap revision.
Instead this should be done on basis of SDRAM type read from
EMIF_SDRAM_CONFIG register. This will be helpful to avoid
unnessecary cpu checks for new boards
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/omap5')
| -rw-r--r-- | arch/arm/cpu/armv7/omap5/clocks.c | 3 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap5/hwinit.c | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/omap5/clocks.c b/arch/arm/cpu/armv7/omap5/clocks.c index eecfbade35..1f3369268d 100644 --- a/arch/arm/cpu/armv7/omap5/clocks.c +++ b/arch/arm/cpu/armv7/omap5/clocks.c @@ -36,6 +36,7 @@ #include <asm/arch/sys_proto.h> #include <asm/utils.h> #include <asm/omap_gpio.h> +#include <asm/emif.h> #ifndef CONFIG_SPL_BUILD /* @@ -279,7 +280,7 @@ void scale_vcores(void) do_scale_vcore(SMPS_REG_ADDR_12_MPU, volt_mpu); do_scale_vcore(SMPS_REG_ADDR_45_IVA, volt_mm); - if (omap_revision() == OMAP5432_ES1_0) { + if (emif_sdram_type() == EMIF_SDRAM_TYPE_DDR3) { /* Configure LDO SRAM "magic" bits */ writel(2, &prcm->prm_sldo_core_setup); writel(2, &prcm->prm_sldo_mpu_setup); diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c index d0c3ff7021..4def422df1 100644 --- a/arch/arm/cpu/armv7/omap5/hwinit.c +++ b/arch/arm/cpu/armv7/omap5/hwinit.c @@ -191,7 +191,7 @@ void do_io_settings(void) (sc_fast << 17) | (sc_fast << 14); writel(io_settings, &(ioregs_base->control_smart3io_padconf_1)); - if (omap_revision() <= OMAP5430_ES1_0) + if (emif_sdram_type() == EMIF_SDRAM_TYPE_LPDDR2) io_settings_lpddr2(); else io_settings_ddr3(); |
