[RFC PATCH 12/12] [DO NOT MERGE] ARM: dts: sun8i: v831: add a device tree file for Y20GA

[Icenowy Zheng]

Yi Y20GA is an IP camera with QG2101A chip (a rebranded Allwinner V831).

Add a device tree for it.

Signed-off-by: Icenowy Zheng <icenowy at aosc.io>
---
 arch/arm/boot/dts/Makefile                |  3 +-
 arch/arm/boot/dts/sun8i-v831-yi-y20ga.dts | 53 +++++++++++++++++++++++
 2 files changed, 55 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm/boot/dts/sun8i-v831-yi-y20ga.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index ce66ffd5a1bb..2b2e93bb9ee2 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1212,7 +1212,8 @@ dtb-$(CONFIG_MACH_SUN8I) += \
 	sun8i-t3-cqa3t-bv3.dtb \
 	sun8i-v3s-licheepi-zero.dtb \
 	sun8i-v3s-licheepi-zero-dock.dtb \
-	sun8i-v40-bananapi-m2-berry.dtb
+	sun8i-v40-bananapi-m2-berry.dtb \
+	sun8i-v831-yi-y20ga.dtb
 dtb-$(CONFIG_MACH_SUN9I) += \
 	sun9i-a80-optimus.dtb \
 	sun9i-a80-cubieboard4.dtb
diff --git a/arch/arm/boot/dts/sun8i-v831-yi-y20ga.dts b/arch/arm/boot/dts/sun8i-v831-yi-y20ga.dts
new file mode 100644
index 000000000000..16f4b6dbe0d2
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-v831-yi-y20ga.dts
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2020 Icenowy Zheng <icenowy at aosc.io>
+ */
+
+/dts-v1/;
+#include "sun8i-v831.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Yi Camera Y20GA";
+	compatible = "xiaoyi,y20ga", "allwinner,sun8i-v831";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	reg_vcc3v3: vcc3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+};
+
+&mmc0 {
+	vmmc-supply = <&reg_vcc3v3>;
+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+	bus-width = <4>;
+	status = "okay";
+};
+
+&spi0 {
+	pinctrl-0 = <&spi0_qspi_pins>, <&spi0_cs_pin>;
+	pinctrl-names = "default";
+	status = "okay";
+
+	flash at 0 {
+		compatible = "winbond,w25q128", "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <4000000>;
+	};
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_ph9_ph10_pins>;
+	status = "okay";
+};
-- 
2.28.0