diff options
| author | Tomasz Figa <t.figa@samsung.com> | 2013-12-21 02:38:19 +0400 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2013-12-21 03:01:31 +0400 |
| commit | ca7c11fc8df0657ddeffc1cd98428abd739e1e10 (patch) | |
| tree | cfcfcbdc9c786a1ae1e8ffa08bcea55520c6b8d6 /arch/arm/boot/dts/exynos4412-trats2.dts | |
| parent | 56d52bfb9ce0dfed7ee3059a8111534bffa53274 (diff) | |
| download | linux-ca7c11fc8df0657ddeffc1cd98428abd739e1e10.tar.xz | |
ARM: dts: Use MSHC controller for eMMC memory for exynos4412-trats2
This patch removes device tree node of SDHCI0 controller and replaces
it with MSHC to enable support MMC 4.4 and improve performance of eMMC
memory.
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/boot/dts/exynos4412-trats2.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos4412-trats2.dts | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts index fb7b9ae5f399..890ad275cb85 100644 --- a/arch/arm/boot/dts/exynos4412-trats2.dts +++ b/arch/arm/boot/dts/exynos4412-trats2.dts @@ -442,13 +442,25 @@ }; }; - sdhci@12510000 { - bus-width = <8>; + mmc@12550000 { + num-slots = <1>; + supports-highspeed; + broken-cd; non-removable; - pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>; - pinctrl-names = "default"; + card-detect-delay = <200>; vmmc-supply = <&vemmc_reg>; + clock-frequency = <400000000>; + samsung,dw-mshc-ciu-div = <0>; + samsung,dw-mshc-sdr-timing = <2 3>; + samsung,dw-mshc-ddr-timing = <1 2>; + pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>; + pinctrl-names = "default"; status = "okay"; + + slot@0 { + reg = <0>; + bus-width = <8>; + }; }; serial@13800000 { |