ARM: dts: sunxi: Add missing backlight supply

The pwm-backlight binding requires a power supply. Make sure we provide
one.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Jernej Skrabec <jernej.skrabec@siol.net>
Link: https://lore.kernel.org/r/20210114113538.1233933-7-maxime@cerno.tech

diff --git a/arch/arm/boot/dts/sun4i-a10-dserve-dsrv9703c.dts b/arch/arm/boot/dts/sun4i-a10-dserve-dsrv9703c.dts
index 8ee3ff4..63e77c0 100644 (file)
--- a/arch/arm/boot/dts/sun4i-a10-dserve-dsrv9703c.dts
+++ b/arch/arm/boot/dts/sun4i-a10-dserve-dsrv9703c.dts
@@ -62,6 +62,7 @@
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
                enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
+               power-supply = <&reg_vcc3v3>;
        };
 
        chosen {

diff --git a/arch/arm/boot/dts/sun4i-a10-inet1.dts b/arch/arm/boot/dts/sun4i-a10-inet1.dts
index ca87838..60e432a 100644 (file)
--- a/arch/arm/boot/dts/sun4i-a10-inet1.dts
+++ b/arch/arm/boot/dts/sun4i-a10-inet1.dts
@@ -62,6 +62,7 @@
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
                enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
+               power-supply = <&reg_vcc3v3>;
        };
 
        chosen {

diff --git a/arch/arm/boot/dts/sun4i-a10-pov-protab2-ips9.dts b/arch/arm/boot/dts/sun4i-a10-pov-protab2-ips9.dts
index 24a3d23..c325969 100644 (file)
--- a/arch/arm/boot/dts/sun4i-a10-pov-protab2-ips9.dts
+++ b/arch/arm/boot/dts/sun4i-a10-pov-protab2-ips9.dts
@@ -62,6 +62,7 @@
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
                enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
+               power-supply = <&reg_vcc3v3>;
        };
 
        chosen {

diff --git a/arch/arm/boot/dts/sun5i-a13-empire-electronix-d709.dts b/arch/arm/boot/dts/sun5i-a13-empire-electronix-d709.dts
index a23bf24..d059388 100644 (file)
--- a/arch/arm/boot/dts/sun5i-a13-empire-electronix-d709.dts
+++ b/arch/arm/boot/dts/sun5i-a13-empire-electronix-d709.dts
@@ -61,6 +61,7 @@
                pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
+               power-supply = <&reg_vcc3v3>;
                /* TODO: backlight uses axp gpio1 as enable pin */
        };
 

diff --git a/arch/arm/boot/dts/sun5i-a13-pocketbook-touch-lux-3.dts b/arch/arm/boot/dts/sun5i-a13-pocketbook-touch-lux-3.dts
index 3428beb..d604077 100644 (file)
--- a/arch/arm/boot/dts/sun5i-a13-pocketbook-touch-lux-3.dts
+++ b/arch/arm/boot/dts/sun5i-a13-pocketbook-touch-lux-3.dts
@@ -28,6 +28,7 @@
                enable-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
+               power-supply = <&reg_vcc3v3>;
        };
 
        chosen {

diff --git a/arch/arm/boot/dts/sun5i-gr8-evb.dts b/arch/arm/boot/dts/sun5i-gr8-evb.dts
index 4c20d73..f4fe258 100644 (file)
--- a/arch/arm/boot/dts/sun5i-gr8-evb.dts
+++ b/arch/arm/boot/dts/sun5i-gr8-evb.dts
@@ -71,7 +71,7 @@
                compatible = "pwm-backlight";
                pwms = <&pwm 0 10000 0>;
                enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>;
-
+               power-supply = <&reg_vcc3v3>;
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
        };

diff --git a/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi b/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi
index 1a9926d..6847f66 100644 (file)
--- a/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi
+++ b/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi
@@ -55,6 +55,7 @@
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
                enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>; /* AXP GPIO1 */
+               power-supply = <&reg_vcc3v0>;
        };
 
        chosen {

diff --git a/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts b/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
index 6a66b04..fef02fc 100644 (file)
--- a/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
+++ b/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
@@ -64,6 +64,7 @@
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
                enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
+               power-supply = <&reg_vcc3v3>;
        };
 
        chosen {

diff --git a/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts b/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
index bfc9bb2..83b01b0 100644 (file)
--- a/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
+++ b/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
@@ -65,7 +65,7 @@
                compatible = "pwm-backlight";
                pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
                enable-gpios = <&pio 3 29 GPIO_ACTIVE_HIGH>;
-
+               power-supply = <&reg_sw>;
                brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
                default-brightness-level = <9>;
        };

diff --git a/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi b/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi
index b3d8b8f..daf4be6 100644 (file)
--- a/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi
+++ b/arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi
@@ -54,6 +54,7 @@
                brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
                default-brightness-level = <8>;
                enable-gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+               power-supply = <&reg_dc1sw>;
        };
 
        chosen {

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
index bcf6499..bbc26ab 100644 (file)
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
@@ -21,6 +21,7 @@
                compatible = "pwm-backlight";
                pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>;
                enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */
+               power-supply = <&reg_ps>;
                /* Backlight configuration differs per PinePhone revision. */
        };
 
@@ -50,6 +51,14 @@
                };
        };
 
+       reg_ps: ps-regulator {
+               compatible = "regulator-fixed";
+               regulator-name = "ps";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               regulator-boot-on;
+       };
+
        reg_vbat_wifi: vbat-wifi {
                compatible = "regulator-fixed";
                regulator-min-microvolt = <3300000>;