From 005e0b987019fff6013dff99f44d9f6ce68f08ad Mon Sep 17 00:00:00 2001 From: Peter Robinson Date: Sat, 23 Mar 2019 17:42:18 +0000 Subject: [PATCH 1/3] arm64: tegra210: Jetson TX1: disable WP to make SD card work There's some issue with Write Protect detection on the Jetson TX1 so just apply a quirk to disable the check for the time being. Signed-off-by: Peter Robinson --- arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi index a96e6ee70c21..072788646cbf 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi @@ -1456,6 +1456,7 @@ sdhci@700b0000 { status = "okay"; bus-width = <4>; + disable-wp; cd-gpios = <&gpio TEGRA_GPIO(Z, 1) GPIO_ACTIVE_LOW>; -- 2.20.1 From aea4a7a551fd7342299d34f04a8b75f58644ac07 Mon Sep 17 00:00:00 2001 From: Peter Robinson Date: Sat, 23 Mar 2019 17:45:10 +0000 Subject: [PATCH 2/3] arm64: tegra210: Jetson TX1: disable display panel and associated backlight The Jetson TX1 dev kit doesn't ship with a screen by default and if it's not there it appears to crash on boot so disable them both by default until we work out the problem. Signed-off-by: Peter Robinson --- arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts index 37e3c46e753f..a16f24f1d5ff 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts @@ -36,7 +36,7 @@ host1x@50000000 { dsi@54300000 { - status = "okay"; + status = "disabled"; avdd-dsi-csi-supply = <&vdd_dsi_csi>; @@ -54,6 +54,8 @@ i2c@7000c400 { backlight: backlight@2c { + status = "disabled"; + compatible = "ti,lp8557"; reg = <0x2c>; -- 2.20.1