arm64: dts: s5p6818: reduce spi max clock

This patch temporarily reduced the clk clock
due to compatibility issues with userspace.

Change-Id: I3876f3da51c9162f1b26cd9c323ba6fa9573dfb1
Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com>

diff --git a/arch/arm64/boot/dts/nexell/s5p6818-artik710-raptor-common.dtsi b/arch/arm64/boot/dts/nexell/s5p6818-artik710-raptor-common.dtsi
index 2549e54..0a80b7e 100644 (file)
--- a/arch/arm64/boot/dts/nexell/s5p6818-artik710-raptor-common.dtsi
+++ b/arch/arm64/boot/dts/nexell/s5p6818-artik710-raptor-common.dtsi
@@ -714,7 +714,7 @@
        spidev@0 {
                compatible = "linux,spidev";
                reg = <0>;
-               spi-max-frequency = <20000000>;
+               spi-max-frequency = <10000000>;
                controller-data {
                        samsung,spi-feedback-delay = <0>;
                };