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riscv: dts: sophgo: add Sophgo SG2042_EVB_V2.0 board device tree

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Sophgo SG2042_EVB_V2.0 [1] is a prototype development board based on SG2042

Currently supports serial port, sdcard/emmc, pwm, fan speed control.

Link: https://github.com/sophgo/sophgo-hardware/tree/master/SG2042/SG2042-x4-EVB [1]

Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Reviewed-by: Nutty Liu <liujingqi@lanxincomputing.com>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
Link: https://lore.kernel.org/r/c1b6ccdc69af0c1457fc1486a6bc8a1e83671537.1751700954.git.rabenda.cn@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>
This commit is contained in:
Han Gao 2025-07-05 15:39:56 +08:00 • committed by Inochi Amaoto
parent 100513b2e5
commit 6ea2a06165
2 changed files with 234 additions and 0 deletions
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1
arch/riscv/boot/dts/sophgo/Makefile
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@ -4,4 +4,5 @@ dtb-$(CONFIG_ARCH_SOPHGO) += cv1812h-huashan-pi.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2002-licheerv-nano-b.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-milkv-pioneer.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-evb-v1.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-evb-v2.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2044-sophgo-srd3-10.dtb

233
arch/riscv/boot/dts/sophgo/sg2042-evb-v2.dts Normal file
View file

@ -0,0 +1,233 @@
// SPDX-License-Identifier: GPL-2.0 OR MIT
/*
* Copyright (C) 2025 Sophgo Technology Inc. All rights reserved.
*/
#include "sg2042.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/ {
model = "Sophgo SG2042 EVB V2.0";
compatible = "sophgo,sg2042-evb-v2", "sophgo,sg2042";
chosen {
stdout-path = "serial0";
};
pwmfan: pwm-fan {
compatible = "pwm-fan";
cooling-levels = <103 128 179 230 255>;
pwms = <&pwm 0 40000 0>;
#cooling-cells = <2>;
};
thermal-zones {
soc-thermal {
polling-delay-passive = <1000>;
polling-delay = <1000>;
thermal-sensors = <&mcu 0>;
trips {
soc_active1: soc-active1 {
temperature = <30000>;
hysteresis = <8000>;
type = "active";
};
soc_active2: soc-active2 {
temperature = <58000>;
hysteresis = <12000>;
type = "active";
};
soc_active3: soc-active3 {
temperature = <70000>;
hysteresis = <10000>;
type = "active";
};
soc_hot: soc-hot {
temperature = <80000>;
hysteresis = <5000>;
type = "hot";
};
};
cooling-maps {
map0 {
trip = <&soc_active1>;
cooling-device = <&pwmfan 0 1>;
};
map1 {
trip = <&soc_active2>;
cooling-device = <&pwmfan 1 2>;
};
map2 {
trip = <&soc_active3>;
cooling-device = <&pwmfan 2 3>;
};
map3 {
trip = <&soc_hot>;
cooling-device = <&pwmfan 3 4>;
};
};
};
board-thermal {
polling-delay-passive = <1000>;
polling-delay = <1000>;
thermal-sensors = <&mcu 1>;
trips {
board_active: board-active {
temperature = <75000>;
hysteresis = <8000>;
type = "active";
};
};
cooling-maps {
map4 {
trip = <&board_active>;
cooling-device = <&pwmfan 3 4>;
};
};
};
};
};
&cgi_main {
clock-frequency = <25000000>;
};
&cgi_dpll0 {
clock-frequency = <25000000>;
};
&cgi_dpll1 {
clock-frequency = <25000000>;
};
&emmc {
pinctrl-0 = <&emmc_cfg>;
pinctrl-names = "default";
bus-width = <4>;
no-sdio;
no-sd;
non-removable;
wp-inverted;
status = "okay";
};
&i2c1 {
pinctrl-0 = <&i2c1_cfg>;
pinctrl-names = "default";
status = "okay";
mcu: syscon@17 {
compatible = "sophgo,sg2042-hwmon-mcu";
reg = <0x17>;
#thermal-sensor-cells = <1>;
};
};
&gmac0 {
phy-handle = <&phy0>;
phy-mode = "rgmii-id";
status = "okay";
mdio {
phy0: phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <0>;
reset-gpios = <&port0a 27 GPIO_ACTIVE_LOW>;
reset-assert-us = <100000>;
reset-deassert-us = <100000>;
};
};
};
&pinctrl {
emmc_cfg: sdhci-emmc-cfg {
sdhci-emmc-wp-pins {
pinmux = <PINMUX(PIN_EMMC_WP, 0)>;
bias-disable;
drive-strength-microamp = <26800>;
input-schmitt-disable;
};
sdhci-emmc-cd-pins {
pinmux = <PINMUX(PIN_EMMC_CD, 0)>;
bias-pull-up;
drive-strength-microamp = <26800>;
input-schmitt-enable;
};
sdhci-emmc-rst-pwr-pins {
pinmux = <PINMUX(PIN_EMMC_RST, 0)>,
<PINMUX(PIN_EMMC_PWR_EN, 0)>;
bias-disable;
drive-strength-microamp = <26800>;
input-schmitt-disable;
};
};
i2c1_cfg: i2c1-cfg {
i2c1-pins {
pinmux = <PINMUX(PIN_IIC1_SDA, 0)>,
<PINMUX(PIN_IIC1_SCL, 0)>;
bias-pull-up;
drive-strength-microamp = <26800>;
input-schmitt-enable;
};
};
sd_cfg: sdhci-sd-cfg {
sdhci-sd-cd-wp-pins {
pinmux = <PINMUX(PIN_SDIO_CD, 0)>,
<PINMUX(PIN_SDIO_WP, 0)>;
bias-pull-up;
drive-strength-microamp = <26800>;
input-schmitt-enable;
};
sdhci-sd-rst-pwr-pins {
pinmux = <PINMUX(PIN_SDIO_RST, 0)>,
<PINMUX(PIN_SDIO_PWR_EN, 0)>;
bias-disable;
drive-strength-microamp = <26800>;
input-schmitt-disable;
};
};
uart0_cfg: uart0-cfg {
uart0-rx-pins {
pinmux = <PINMUX(PIN_UART0_TX, 0)>,
<PINMUX(PIN_UART0_RX, 0)>;
bias-pull-up;
drive-strength-microamp = <26800>;
input-schmitt-enable;
};
};
};
&sd {
pinctrl-0 = <&sd_cfg>;
pinctrl-names = "default";
bus-width = <4>;
no-sdio;
no-mmc;
wp-inverted;
status = "okay";
};
&uart0 {
pinctrl-0 = <&uart0_cfg>;
pinctrl-names = "default";
status = "okay";
};