linux-kernel - [PATCH 3/5] arm64: dts: rockchip: Add FriendlyElec NanoPi R5C

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Message-Id: <20230315160228.2362-4-cnsztl@gmail.com>
Date:   Thu, 16 Mar 2023 00:02:26 +0800
From:   Tianling Shen <cnsztl@...il.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Peter Geis <pgwipeout@...il.com>, Andy Yan <andyshrk@....com>,
        Tianling Shen <cnsztl@...il.com>,
        Brian Norris <briannorris@...omium.org>,
        Chris Morgan <macromorgan@...mail.com>,
        Sebastian Reichel <sebastian.reichel@...labora.com>,
        Andrew Lunn <andrew@...n.ch>,
        Michael Riesch <michael.riesch@...fvision.net>,
        Maya Matuszczyk <maccraft123mc@...il.com>,
        Andrew Powers-Holmes <aholmes@...om.net>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Vasily Khoruzhick <anarsoul@...il.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/5] arm64: dts: rockchip: Add FriendlyElec NanoPi R5C

FriendlyElec NanoPi R5C is an open-sourced mini IoT gateway device.

Specification:
- Rockchip RK3568
- 1/4GB LPDDR4X RAM
- 8/32GB eMMC
- SD card slot
- M.2 Connector
- 2x USB 3.0 Port
- 2x 2500 Base-T (PCIe, r8125)
- HDMI 2.0
- MIPI DSI/CSI
- USB Type C 5V

Signed-off-by: Tianling Shen <cnsztl@...il.com>
---
 arch/arm64/boot/dts/rockchip/Makefile         |   1 +
 .../boot/dts/rockchip/rk3568-nanopi-r5c.dts   | 112 ++++++++++++++++++
 2 files changed, 113 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5c.dts

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index ade66d846a20..a315a8117b0f 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -84,6 +84,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-lubancat-1.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-lubancat-2.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5c.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-odroid-m1.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-radxa-e25.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5c.dts b/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5c.dts
new file mode 100644
index 000000000000..26b391910464
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5c.dts
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (c) 2022 FriendlyElec Computer Tech. Co., Ltd.
+ * (http://www.friendlyelec.com)
+ *
+ * Copyright (c) 2023 Tianling Shen <cnsztl@...ortalwrt.org>
+ */
+
+/dts-v1/;
+#include "rk3568-nanopi-r5s.dtsi"
+
+/ {
+	model = "FriendlyElec NanoPi R5C";
+	compatible = "friendlyarm,nanopi-r5c", "rockchip,rk3568";
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&reset_button_pin>;
+
+		button-reset {
+			debounce-interval = <50>;
+			gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&lan_led_pin>, <&power_led_pin>, <&wan_led_pin>, <&wlan_led_pin>;
+
+		led-lan {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_LAN;
+			gpios = <&gpio3 RK_PA3 GPIO_ACTIVE_HIGH>;
+		};
+
+		power_led: led-power {
+			color = <LED_COLOR_ID_RED>;
+			function = LED_FUNCTION_POWER;
+			linux,default-trigger = "heartbeat";
+			gpios = <&gpio3 RK_PA2 GPIO_ACTIVE_HIGH>;
+		};
+
+		led-wan {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_WAN;
+			gpios = <&gpio3 RK_PA4 GPIO_ACTIVE_HIGH>;
+		};
+
+		led-wlan {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_WLAN;
+			gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&pcie2x1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie20_reset_pin>;
+	reset-gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+
+&pcie3x1 {
+	num-lanes = <1>;
+	reset-gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_pcie>;
+	status = "okay";
+};
+
+&pcie3x2 {
+	num-lanes = <1>;
+	reset-gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_pcie>;
+	status = "okay";
+};
+
+&pinctrl {
+	gpio-leds {
+		lan_led_pin: lan-led-pin {
+			rockchip,pins = <3 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		power_led_pin: power-led-pin {
+			rockchip,pins = <3 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wan_led_pin: wan-led-pin {
+			rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wlan_led_pin: wlan-led-pin {
+			rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	pcie {
+		pcie20_reset_pin: pcie20-reset-pin {
+			rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
+	rockchip-key {
+		reset_button_pin: reset-button-pin {
+			rockchip,pins = <4 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+};
-- 
2.17.1