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-rw-r--r--SOURCES/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch81
1 files changed, 81 insertions, 0 deletions
diff --git a/SOURCES/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch b/SOURCES/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch
new file mode 100644
index 0000000..e3b07c2
--- /dev/null
+++ b/SOURCES/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch
@@ -0,0 +1,81 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Icenowy Zheng <icenowy@aosc.io>
+Date: Mon, 16 Mar 2020 21:35:03 +0800
+Subject: [PATCH] arm64: allwinner: dts: a64: add LCD-related device nodes for
+ PinePhone
+
+PinePhone uses PWM backlight and a XBD599 LCD panel over DSI for
+display.
+
+Add its device nodes.
+
+Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
+---
+ .../dts/allwinner/sun50i-a64-pinephone.dtsi | 37 +++++++++++++++++++
+ 1 file changed, 37 insertions(+)
+
+diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
+index cefda145c3c9..96d9150423e0 100644
+--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
+@@ -16,6 +16,15 @@ aliases {
+ serial0 = &uart0;
+ };
+
++ backlight: backlight {
++ compatible = "pwm-backlight";
++ pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>;
++ brightness-levels = <0 16 18 20 22 24 26 29 32 35 38 42 46 51 56 62 68 75 83 91 100>;
++ default-brightness-level = <15>;
++ enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */
++ power-supply = <&reg_ldo_io0>;
++ };
++
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+@@ -84,6 +93,30 @@ &dai {
+ status = "okay";
+ };
+
++&de {
++ status = "okay";
++};
++
++&dphy {
++ status = "okay";
++};
++
++&dsi {
++ vcc-dsi-supply = <&reg_dldo1>;
++ #address-cells = <1>;
++ #size-cells = <0>;
++ status = "okay";
++
++ panel@0 {
++ compatible = "xingbangda,xbd599";
++ reg = <0>;
++ reset-gpios = <&pio 3 23 GPIO_ACTIVE_LOW>; /* PD23 */
++ iovcc-supply = <&reg_dldo2>;
++ vcc-supply = <&reg_ldo_io0>;
++ backlight = <&backlight>;
++ };
++};
++
+ &ehci0 {
+ status = "okay";
+ };
+@@ -188,6 +221,10 @@ &r_pio {
+ */
+ };
+
++&r_pwm {
++ status = "okay";
++};
++
+ &r_rsb {
+ status = "okay";
+
+--
+2.26.2
+