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arm64: dts: exynos: Increase bus frequency for MHL chip
authorAndrzej Hajda <a.hajda@samsung.com>
Fri, 1 Dec 2017 11:33:51 +0000 (12:33 +0100)
committerJunghoon Kim <jhoon20.kim@samsung.com>
Thu, 14 Feb 2019 05:56:19 +0000 (14:56 +0900)
sii8620 supports 1 MHz clock, it allows faster transmissions and according
to extensive tests allows to mitigate some obscure bugs in I2C client
logic of the chip.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi patch | blob | history

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
index 5028d73..2e4bc94 100644 (file)
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
@@ -769,6 +769,7 @@
 
 &hsi2c_7 {
        status = "okay";
+       clock-frequency = <1000000>;
 
        sii8620@39 {
                reg = <0x39>;
Domain: System / Kernel;