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Subject[PATCHv5 3/6] ARM: dts: exynos: update maximum frequency for sdcard to 200MHz
Date
set the max-frequency to 200MHz for optimal performace.

Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
This patch is new to this series.

microSD card.
root@odroid:~# sudo cat /sys/kernel/debug/mmc1/ios
clock: 200000000 Hz
actual clock: 200000000 Hz
vdd: 16 (2.8 ~ 2.9 V)
bus mode: 2 (push-pull)
chip select: 0 (don't care)
power mode: 2 (on)
bus width: 2 (4 bits)
timing spec: 6 (sd uhs SDR104)
signal voltage: 1 (1.80 V)
driver type: 0 (driver type B)
---
arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
index 15ab380e5fcf..a80b6c045154 100644
--- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
@@ -501,6 +501,7 @@
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
bus-width = <4>;
cap-sd-highspeed;
+ max-frequency = <200000000>;
vmmc-supply = <&ldo19_reg>;
vqmmc-supply = <&ldo13_reg>;
sd-uhs-sdr50;
--
2.17.1
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