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From:   Shane Francis <bigbeeshane@gmail.com>
Cc:     robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        heiko@sntech.de, bigbeeshane@gmail.com, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] arm64: dts: Add basic NanoPi R6S (RK3588S) Support
Date:   Sun, 26 Mar 2023 00:15:34 +0000
Message-Id: <20230326001535.149539-1-bigbeeshane@gmail.com>
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Precedence: bulk

This adds basic support for the NanoPi R6S SBC

Currently working :
  - UART
  - mmc storage (internal)
  - RGMII / GMAC 1Gb ethernet
  - SYS LED

Signed-off-by: Shane Francis <bigbeeshane@gmail.com>
---
 arch/arm64/boot/dts/rockchip/Makefile         |   1 +
 .../boot/dts/rockchip/rk3588s-nanopi-r6s.dts  | 126 ++++++++++++++++++
 2 files changed, 127 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/rk3588s-nanopi-r6s.dts

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index 99a44c400d6a..39cad757d29d 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -91,3 +91,4 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-edgeble-neu6a-io.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-evb1-v10.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-rock-5a.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-nanopi-r6s.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-nanopi-r6s.dts b/arch/arm64/boot/dts/rockchip/rk3588s-nanopi-r6s.dts
new file mode 100644
index 000000000000..21b26539a855
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-nanopi-r6s.dts
@@ -0,0 +1,126 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include <dt-bindings/pinctrl/rockchip.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "rk3588s.dtsi"
+
+/ {
+	model = "NanoPi R6S - RK3588S";
+	compatible = "friendlyelec,nanopi6", "rockchip,rk3588";
+	
+	aliases {
+		mmc0 = &sdhci;
+		serial2 = &uart2;
+	};
+
+	chosen {
+		stdout-path = "serial2:1500000n8";
+	};
+	
+	gpio_leds: gpio-leds {
+		compatible = "gpio-leds";
+
+		sys_led: led-0 {
+			gpios = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>;
+			label = "sys_led";
+			linux,default-trigger = "heartbeat";
+			pinctrl-names = "default";
+			pinctrl-0 = <&sys_led_pin>;
+		};
+
+		wan_led: led-1 {
+			gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_HIGH>;
+			label = "wan_led";
+			pinctrl-names = "default";
+			pinctrl-0 = <&wan_led_pin>;
+		};
+
+		lan1_led: led-2 {
+			gpios = <&gpio1 RK_PC3 GPIO_ACTIVE_HIGH>;
+			label = "lan1_led";
+			pinctrl-names = "default";
+			pinctrl-0 = <&lan1_led_pin>;
+		};
+
+		lan2_led: led-3 {
+			gpios = <&gpio1 RK_PC4 GPIO_ACTIVE_HIGH>;
+			label = "lan2_led";
+			pinctrl-names = "default";
+			pinctrl-0 = <&lan2_led_pin>;
+		};
+	};
+};
+
+&pinctrl {
+	gpio-leds {
+		sys_led_pin: sys-led-pin {
+			rockchip,pins =
+				<1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wan_led_pin: wan-led-pin {
+			rockchip,pins =
+				<1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		lan1_led_pin: lan1-led-pin {
+			rockchip,pins =
+				<1 RK_PC3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		lan2_led_pin: lan2-led-pin {
+			rockchip,pins =
+				<1 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	rtl8211f {
+		rtl8211f_rst: rtl8211f-rst {
+			rockchip,pins = <3 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&gmac1 {
+	clock_in_out = "output";
+	phy-handle = <&rgmii_phy1>;
+	phy-mode = "rgmii-rxid";
+	pinctrl-0 = <&gmac1_miim
+		     &gmac1_tx_bus2
+		     &gmac1_rx_bus2
+		     &gmac1_rgmii_clk
+		     &gmac1_rgmii_bus>;
+	pinctrl-names = "default";
+	tx_delay = <0x42>;
+	status = "okay";
+};
+
+&mdio1 {
+	rgmii_phy1: ethernet-phy@1 {
+		compatible = "ethernet-phy-id001c.c916";
+		reg = <0x1>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&rtl8211f_rst>;
+		reset-assert-us = <20000>;
+		reset-deassert-us = <100000>;
+		reset-gpios = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&sdhci {
+	bus-width = <8>;
+	no-sdio;
+	no-sd;
+	non-removable;
+	max-frequency = <200000000>;
+	mmc-hs400-1_8v;
+	mmc-hs400-enhanced-strobe;
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-0 = <&uart2m0_xfer>;
+	status = "okay";
+};
-- 
2.40.0