riscv: dts: Add full JH7100, Starlight and VisionFive support

Based on the device tree in https://github.com/starfive-tech/u-boot/
with contributions from:
yanhong.wang <yanhong.wang@starfivetech.com>
Huan.Feng <huan.feng@starfivetech.com>
ke.zhu <ke.zhu@starfivetech.com>
yiming.li <yiming.li@starfivetech.com>
jack.zhu <jack.zhu@starfivetech.com>
Samin Guo <samin.guo@starfivetech.com>
Chenjieqin <Jessica.Chen@starfivetech.com>
bo.li <bo.li@starfivetech.com>

Rearranged, cleanups, fixes, pins and resets added by Emil.
Cleanups, fixes, clocks added by Geert.
Cleanups and GPIO fixes from Drew.
Thermal zone added by Stephen.
PWM pins added by Jianlong.

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Stephen L Arnold <nerdboy@gentoo.org>
Signed-off-by: Drew Fustini <drew@beagleboard.org>
Signed-off-by: Jianlong Huang <jianlong.huang@starfivetech.com>

Author: esmil

arch/riscv/boot/dts/starfive/Makefile

@@ -1,2 +1,2 @@
 # SPDX-License-Identifier: GPL-2.0
-dtb-$(CONFIG_SOC_STARFIVE) += jh7100-beaglev-starlight.dtb
+dtb-$(CONFIG_SOC_STARFIVE) += jh7100-beaglev-starlight-a1.dtb jh7100-beaglev-starlight.dtb jh7100-starfive-visionfive-v1.dtb

arch/riscv/boot/dts/starfive/jh7100-beaglev-starlight-a1.dts

@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2021 Emil Renner Berthing <kernel@esmil.dk>
+ */
+
+/dts-v1/;
+#include "jh7100-common.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "BeagleV Starlight Beta A1";
+	compatible = "beagle,beaglev-starlight-jh7100-a1", "starfive,jh7100";
+
+	gpio-restart {
+		compatible = "gpio-restart";
+		gpios = <&gpio 63 GPIO_ACTIVE_HIGH>;
+		priority = <224>;
+	};
+};
+
+&gpio {
+	/* don't reset gpio mux for serial console and reset gpio */
+	starfive,keep-gpiomux = <13 14 63>;
+};

arch/riscv/boot/dts/starfive/jh7100-beaglev-starlight.dts

@@ -1,164 +1,22 @@
 // SPDX-License-Identifier: GPL-2.0 OR MIT
 /*
- * Copyright (C) 2021 StarFive Technology Co., Ltd.
  * Copyright (C) 2021 Emil Renner Berthing <kernel@esmil.dk>
  */
 
 /dts-v1/;
-#include "jh7100.dtsi"
+#include "jh7100-common.dtsi"
 #include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/leds/common.h>
-#include <dt-bindings/pinctrl/pinctrl-starfive.h>
 
 / {
 	model = "BeagleV Starlight Beta";
 	compatible = "beagle,beaglev-starlight-jh7100-r0", "starfive,jh7100";
-
-	aliases {
-		serial0 = &uart3;
-	};
-
-	chosen {
-		stdout-path = "serial0:115200n8";
-	};
-
-	cpus {
-		timebase-frequency = <6250000>;
-	};
-
-	memory@80000000 {
-		device_type = "memory";
-		reg = <0x0 0x80000000 0x2 0x0>;
-	};
-
-	leds {
-		compatible = "gpio-leds";
-
-		led-ack {
-			gpios = <&gpio 43 GPIO_ACTIVE_HIGH>;
-			color = <LED_COLOR_ID_GREEN>;
-			function = LED_FUNCTION_HEARTBEAT;
-			linux,default-trigger = "heartbeat";
-			label = "ack";
-		};
-	};
 };
 
-&gpio {
-	i2c0_pins: i2c0-0 {
-		i2c-pins {
-			pinmux = <GPIOMUX(62, GPO_LOW,
-				  GPO_I2C0_PAD_SCK_OEN,
-				  GPI_I2C0_PAD_SCK_IN)>,
-				 <GPIOMUX(61, GPO_LOW,
-				  GPO_I2C0_PAD_SDA_OEN,
-				  GPI_I2C0_PAD_SDA_IN)>;
-			bias-disable; /* external pull-up */
-			input-enable;
-			input-schmitt-enable;
-		};
-	};
-
-	i2c1_pins: i2c1-0 {
-		i2c-pins {
-			pinmux = <GPIOMUX(47, GPO_LOW,
-				  GPO_I2C1_PAD_SCK_OEN,
-				  GPI_I2C1_PAD_SCK_IN)>,
-				 <GPIOMUX(48, GPO_LOW,
-				  GPO_I2C1_PAD_SDA_OEN,
-				  GPI_I2C1_PAD_SDA_IN)>;
-			bias-pull-up;
-			input-enable;
-			input-schmitt-enable;
-		};
-	};
-
-	i2c2_pins: i2c2-0 {
-		i2c-pins {
-			pinmux = <GPIOMUX(60, GPO_LOW,
-				  GPO_I2C2_PAD_SCK_OEN,
-				  GPI_I2C2_PAD_SCK_IN)>,
-				 <GPIOMUX(59, GPO_LOW,
-				  GPO_I2C2_PAD_SDA_OEN,
-				  GPI_I2C2_PAD_SDA_IN)>;
-			bias-disable; /* external pull-up */
-			input-enable;
-			input-schmitt-enable;
-		};
-	};
-
-	uart3_pins: uart3-0 {
-		rx-pins {
-			pinmux = <GPIOMUX(13, GPO_LOW, GPO_DISABLE,
-				  GPI_UART3_PAD_SIN)>;
-			bias-pull-up;
-			drive-strength = <14>;
-			input-enable;
-			input-schmitt-enable;
-			slew-rate = <0>;
-		};
-		tx-pins {
-			pinmux = <GPIOMUX(14, GPO_UART3_PAD_SOUT,
-				  GPO_ENABLE, GPI_NONE)>;
-			bias-disable;
-			drive-strength = <35>;
-			input-disable;
-			input-schmitt-disable;
-			slew-rate = <0>;
-		};
-	};
+&gmac {
+	snps,reset-gpios = <&gpio 63 GPIO_ACTIVE_LOW>;
 };
 
-&i2c0 {
-	clock-frequency = <100000>;
-	i2c-sda-hold-time-ns = <300>;
-	i2c-sda-falling-time-ns = <500>;
-	i2c-scl-falling-time-ns = <500>;
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c0_pins>;
-	status = "okay";
-
-	pmic@5e {
-		compatible = "ti,tps65086";
-		reg = <0x5e>;
-		gpio-controller;
-		#gpio-cells = <2>;
-
-		regulators {
-		};
-	};
-};
-
-&i2c1 {
-	clock-frequency = <400000>;
-	i2c-sda-hold-time-ns = <300>;
-	i2c-sda-falling-time-ns = <100>;
-	i2c-scl-falling-time-ns = <100>;
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c1_pins>;
-	status = "okay";
-};
-
-&i2c2 {
-	clock-frequency = <100000>;
-	i2c-sda-hold-time-ns = <300>;
-	i2c-sda-falling-time-ns = <500>;
-	i2c-scl-falling-time-ns = <500>;
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c2_pins>;
-	status = "okay";
-};
-
-&osc_sys {
-	clock-frequency = <25000000>;
-};
-
-&osc_aud {
-	clock-frequency = <27000000>;
-};
-
-&uart3 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&uart3_pins>;
-	status = "okay";
+&gpio {
+	/* don't reset gpio mux for serial console on uart3 */
+	starfive,keep-gpiomux = <13 14>;
 };