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Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a774a1-hihope-rzg2m-ex-idk-1110wr.dts')
-rw-r--r--arch/arm64/boot/dts/renesas/r8a774a1-hihope-rzg2m-ex-idk-1110wr.dts52
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a774a1-hihope-rzg2m-ex-idk-1110wr.dts b/arch/arm64/boot/dts/renesas/r8a774a1-hihope-rzg2m-ex-idk-1110wr.dts
new file mode 100644
index 000000000000..2ab5edd84e9b
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r8a774a1-hihope-rzg2m-ex-idk-1110wr.dts
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the HiHope RZ/G2M sub board connected to an
+ * Advantech IDK-1110WR 10.1" LVDS panel
+ *
+ * Copyright (C) 2020 Renesas Electronics Corp.
+ */
+
+#include "r8a774a1-hihope-rzg2m-ex.dts"
+#include "rzg2-advantech-idk-1110wr-panel.dtsi"
+
+/ {
+ backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm0 0 50000>;
+
+ brightness-levels = <0 2 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ };
+
+};
+
+&gpio1 {
+ /*
+ * When GP1_20 is LOW LVDS0 is connected to the LVDS connector
+ * When GP1_20 is HIGH LVDS0 is connected to the LT8918L
+ */
+ lvds-connector-en-gpio {
+ gpio-hog;
+ gpios = <20 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "lvds-connector-en-gpio";
+ };
+};
+
+&lvds0 {
+ status = "okay";
+};
+
+&pfc {
+ pwm0_pins: pwm0 {
+ groups = "pwm0";
+ function = "pwm0";
+ };
+};
+
+&pwm0 {
+ pinctrl-0 = <&pwm0_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};