From 1e18c2b6deff3124496461cb37b4bc4aa3706393 Mon Sep 17 00:00:00 2001
From: Yanchao Hu <yanchao.hu@rock-chips.com>
Date: Wed, 30 Mar 2022 13:50:16 +0800
Subject: [PATCH] ARM: dts: rockchip: Add support for RV1106G IPC38 SPI NAND
 Board

Signed-off-by: Yanchao Hu <yanchao.hu@rock-chips.com>
Change-Id: I7d41a903b8dc6e2af6c33ed0c0d2b793443d5bd3
---
 arch/arm/boot/dts/Makefile                    |  1 +
 .../dts/rv1106g-38x38-ipc-v10-spi-nand.dts    | 80 +++++++++++++++++++
 2 files changed, 81 insertions(+)
 create mode 100644 arch/arm/boot/dts/rv1106g-38x38-ipc-v10-spi-nand.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 3874896595a9..f7db9e264a4c 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -973,6 +973,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rv1103g-38x38-ipc-v10.dtb \
 	rv1103g-evb-v10.dtb \
 	rv1106g-38x38-ipc-v10.dtb \
+	rv1106g-38x38-ipc-v10-spi-nand.dtb \
 	rv1106g-evb1-v10.dtb \
 	rv1106g-evb1-v10-spi-nand.dtb \
 	rv1106g-evb1-v10-spi-nor.dtb \
diff --git a/arch/arm/boot/dts/rv1106g-38x38-ipc-v10-spi-nand.dts b/arch/arm/boot/dts/rv1106g-38x38-ipc-v10-spi-nand.dts
new file mode 100644
index 000000000000..3a143bbe538b
--- /dev/null
+++ b/arch/arm/boot/dts/rv1106g-38x38-ipc-v10-spi-nand.dts
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
+ */
+
+/dts-v1/;
+
+#include "rv1106.dtsi"
+#include "rv1106-evb-v10.dtsi"
+#include "rv1106-evb-cam.dtsi"
+
+/ {
+	model = "Rockchip RV1106G IPC38 V10 SPI NAND Board";
+	compatible = "rockchip,rv1106g-38x38-ipc-v10-spi-nand", "rockchip,rv1106";
+
+	vcc3v3_sd: vcc3v3-sd {
+		compatible = "regulator-fixed";
+		gpio = <&gpio0 RK_PA1 GPIO_ACTIVE_LOW>;
+		regulator-name = "vcc3v3_sd";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdmmc_pwren>;
+	};
+
+	vcc3v3_wifi: vcc3v3-wifi {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3_wifi";
+		regulator-boot-on;
+		regulator-always-on;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		enable-active-low;
+		gpio = <&gpio0 RK_PA3 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&wifi_pwren>;
+	};
+};
+
+&pinctrl {
+	sdmmc {
+		/omit-if-no-ref/
+		sdmmc_pwren: sdmmc-pwren {
+			rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	wcc3v3_wifi {
+		/omit-if-no-ref/
+		wifi_pwren: wifi-pwren {
+			rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+};
+
+&sdmmc {
+	max-frequency = <50000000>;
+	no-sdio;
+	no-mmc;
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
+	disable-wp;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_det &sdmmc0_bus4>;
+	vmmc-supply = <&vcc3v3_sd>;
+	status = "okay";
+};
+
+&sfc {
+	status = "okay";
+
+	flash@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <75000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <1>;
+	};
+};