[PATCH 1/4] arm: dts: colibri-imx6ull: keep peripherals disabled

Philippe Schenker
2022-10-05T13:40:14Z

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.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
---

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 = <&reg_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 = <&reg_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