linux-kernel - [PATCH v2 7/8] riscv: dts: starfive: Add StarFive JH7110 VisionFive2 board device tree

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Message-ID: <20221118011714.70877-8-hal.feng@starfivetech.com>
Date:   Fri, 18 Nov 2022 09:17:13 +0800
From:   Hal Feng <hal.feng@...rfivetech.com>
To:     <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>
CC:     Conor Dooley <conor@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        "Rob Herring" <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Ben Dooks <ben.dooks@...ive.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "Linus Walleij" <linus.walleij@...aro.org>,
        Emil Renner Berthing <emil.renner.berthing@...onical.com>,
        Hal Feng <hal.feng@...rfivetech.com>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 7/8] riscv: dts: starfive: Add StarFive JH7110 VisionFive2 board device tree

From: Emil Renner Berthing <kernel@...il.dk>

Add a minimal device tree for StarFive JH7110 VisionFive2 board.
Support booting and basic clock/reset/pinctrl/uart drivers.

Signed-off-by: Emil Renner Berthing <kernel@...il.dk>
Co-developed-by: Jianlong Huang <jianlong.huang@...rfivetech.com>
Signed-off-by: Jianlong Huang <jianlong.huang@...rfivetech.com>
Co-developed-by: Hal Feng <hal.feng@...rfivetech.com>
Signed-off-by: Hal Feng <hal.feng@...rfivetech.com>
---
 arch/riscv/boot/dts/starfive/Makefile         |   1 +
 .../jh7110-starfive-visionfive-v2.dts         | 116 ++++++++++++++++++
 2 files changed, 117 insertions(+)
 create mode 100644 arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-v2.dts

diff --git a/arch/riscv/boot/dts/starfive/Makefile b/arch/riscv/boot/dts/starfive/Makefile
index 0ea1bc15ab30..e1237dbc6aac 100644
--- a/arch/riscv/boot/dts/starfive/Makefile
+++ b/arch/riscv/boot/dts/starfive/Makefile
@@ -1,2 +1,3 @@
 # SPDX-License-Identifier: GPL-2.0
 dtb-$(CONFIG_SOC_STARFIVE) += jh7100-beaglev-starlight.dtb
+dtb-$(CONFIG_SOC_STARFIVE) += jh7110-starfive-visionfive-v2.dtb
diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-v2.dts b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-v2.dts
new file mode 100644
index 000000000000..c8946cf3a268
--- /dev/null
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-v2.dts
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2022 StarFive Technology Co., Ltd.
+ * Copyright (C) 2022 Emil Renner Berthing <kernel@...il.dk>
+ */
+
+/dts-v1/;
+#include "jh7110.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/pinctrl-starfive-jh7110.h>
+
+/ {
+	model = "StarFive VisionFive V2";
+	compatible = "starfive,visionfive-v2", "starfive,jh7110";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		linux,initrd-start = <0x46100000>;
+		linux,initrd-end = <0x4c000000>;
+		stdout-path = "serial0:115200";
+	};
+
+	cpus {
+		timebase-frequency = <4000000>;
+	};
+
+	memory@...00000 {
+		device_type = "memory";
+		reg = <0x0 0x40000000 0x1 0x0>;
+	};
+
+	gpio-restart {
+		compatible = "gpio-restart";
+		gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
+		priority = <224>;
+	};
+};
+
+&osc {
+	clock-frequency = <24000000>;
+};
+
+&clk_rtc {
+	clock-frequency = <32768>;
+};
+
+&gmac0_rmii_refin {
+	clock-frequency = <50000000>;
+};
+
+&gmac0_rgmii_rxin {
+	clock-frequency = <125000000>;
+};
+
+&gmac1_rmii_refin {
+	clock-frequency = <50000000>;
+};
+
+&gmac1_rgmii_rxin {
+	clock-frequency = <125000000>;
+};
+
+&i2stx_bclk_ext {
+	clock-frequency = <12288000>;
+};
+
+&i2stx_lrck_ext {
+	clock-frequency = <192000>;
+};
+
+&i2srx_bclk_ext {
+	clock-frequency = <12288000>;
+};
+
+&i2srx_lrck_ext {
+	clock-frequency = <192000>;
+};
+
+&tdm_ext {
+	clock-frequency = <49152000>;
+};
+
+&mclk_ext {
+	clock-frequency = <12288000>;
+};
+
+&gpio {
+	uart0_pins: uart0-0 {
+		tx-pins {
+			pinmux = <GPIOMUX(5, GPOUT_SYS_UART0_TX, GPOEN_ENABLE, GPI_NONE)>;
+			bias-disable;
+			drive-strength = <12>;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+
+		rx-pins {
+			pinmux = <GPIOMUX(6, GPOUT_LOW, GPOEN_DISABLE, GPI_SYS_UART0_RX)>;
+			bias-pull-up;
+			drive-strength = <2>;
+			input-enable;
+			input-schmitt-enable;
+			slew-rate = <0>;
+		};
+	};
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_pins>;
+	status = "okay";
+};
-- 
2.38.1