From f1f97a6ad5ecf8bae7e84bee4641f0d91dc9d074 Mon Sep 17 00:00:00 2001 From: Philippe Schenker Date: Tue, 4 Oct 2022 16:29:34 +0200 Subject: [PATCH 1/4] arm: dts: colibri-imx6ull: keep peripherals disabled Toradex does provide device-tree overlays to enable certain evaluation hardware. Keep the buses disabled by default to be enabled again with overlays. For customers including this device-tree this has also the advantage that the hardware we want by default running does not automatically enable signals on their end. Upstream-Status: Submitted [https://lore.kernel.org/all/20221005133929.1243443-1-dev@pschenker.ch/] Signed-off-by: Philippe Schenker --- arch/arm/boot/dts/imx6ull-colibri.dtsi | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/imx6ull-colibri.dtsi b/arch/arm/boot/dts/imx6ull-colibri.dtsi index 577a424b0e1d..a4429ba1f2ae 100644 --- a/arch/arm/boot/dts/imx6ull-colibri.dtsi +++ b/arch/arm/boot/dts/imx6ull-colibri.dtsi @@ -21,7 +21,7 @@ backlight: backlight { pinctrl-0 = <&pinctrl_gpio_bl_on>; power-supply = <®_3v3>; pwms = <&pwm4 0 5000000 1>; - status = "okay"; + status = "disabled"; }; gpio-keys { @@ -42,7 +42,7 @@ panel_dpi: panel-dpi { compatible = "edt,et057090dhu"; backlight = <&backlight>; power-supply = <®_3v3>; - status = "okay"; + status = "disabled"; port { lcd_panel_in: endpoint { @@ -159,7 +159,7 @@ &i2c1 { pinctrl-1 = <&pinctrl_i2c1_gpio>; sda-gpios = <&gpio1 29 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; scl-gpios = <&gpio1 28 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; - status = "okay"; + status = "disabled"; /* Atmel maxtouch controller */ atmel_mxt_ts: touchscreen@4a { @@ -202,6 +202,7 @@ ad7879_ts: touchscreen@2c { adi,median-filter-size = /bits/ 8 <2>; adi,averaging = /bits/ 8 <1>; adi,conversion-interval = /bits/ 8 <255>; + status = "disabled"; }; }; @@ -209,6 +210,7 @@ &lcdif { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_lcdif_dat &pinctrl_lcdif_ctrl>; + status = "disabled"; port { lcdif_out: endpoint { -- 2.37.3