From 60812028860b3589dfa6c70aa0867090f1cd3fc9 Mon Sep 17 00:00:00 2001 From: Martin Ayotte Date: Wed, 2 Jan 2019 14:38:26 -0500 Subject: [PATCH] reduce sdcard due to random failures --- .../board-rockpro64-reduce-sdcard-speed.patch | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 patch/kernel/rockchip64-dev/board-rockpro64-reduce-sdcard-speed.patch diff --git a/patch/kernel/rockchip64-dev/board-rockpro64-reduce-sdcard-speed.patch b/patch/kernel/rockchip64-dev/board-rockpro64-reduce-sdcard-speed.patch new file mode 100644 index 0000000000..1eb2d5366a --- /dev/null +++ b/patch/kernel/rockchip64-dev/board-rockpro64-reduce-sdcard-speed.patch @@ -0,0 +1,13 @@ +diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts +index 4cbca4d..a0e2efb 100644 +--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts ++++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts +@@ -694,7 +729,7 @@ + cd-gpios = <&gpio0 7 GPIO_ACTIVE_LOW>; + disable-wp; + sd-uhs-sdr104; +- max-frequency = <150000000>; ++ max-frequency = <10000000>; + vqmmc-supply = <&vcc_sdio>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_bus4>;