[PATCH 3/3] ARM: dts: exynos5422-odroidxu3: Added UHS-I bus speed support
Anand Moon
linux.amoon at gmail.com
Sun Oct 11 08:46:04 PDT 2015
Added support for UHS-I bus speed 50MB/s (SDR50, DDR50) 104MB/s (SDR104)
Signed-off-by: Anand Moon <linux.amoon at gmail.com>
---
Changes based on git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung.git v4.4-next/dt-samsung branch
Changes Fixed the UHS-I bus speed detedtion on cold boot.
[ 2.439806] mmc_host mmc1: Bus speed (slot 0) = 100000000Hz (slot req 100000000Hz, actual 100000000HZ div = 0)
[ 2.449729] mmc1: new ultra high speed SDR50 SDHC card at address aaaa
[ 2.455984] mmcblk0: mmc1:aaaa SL32G 29.7 GiB
[ 2.461743] mmcblk0: p1 p2
---
arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
index 58c06d3..ba4a87b 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
@@ -364,6 +364,10 @@
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
bus-width = <4>;
cap-sd-highspeed;
+ sd-uhs-sdr12;
+ sd-uhs-sdr25;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
};
&pinctrl_0 {
--
2.1.4
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