[PATCH 3/3] arm: dts: mt7623: add support for UniElec U7623 eMMC

From: David Woodhouse
Date: Wed Aug 05 2020 - 15:54:37 EST

From: David Woodhouse <dwmw@xxxxxxxxxxxx>

Based on a patch in OpenWrt from Kristian Evensen <kristian.evensen@xxxxxxxxx>

Signed-off-by: David Woodhouse <dwmw@xxxxxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
.../boot/dts/mt7623a-unielec-u7623-emmc.dts | 347 ++++++++++++++++++
2 files changed, 348 insertions(+)
create mode 100644 arch/arm/boot/dts/mt7623a-unielec-u7623-emmc.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 4572db3fa5ae..52f3954b600c 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1347,6 +1347,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
mt6580-evbp1.dtb \
mt6589-aquaris5.dtb \
mt6592-evb.dtb \
+ mt7623a-unielec-u7623-emmc.dtb \
mt7623a-rfb-emmc.dtb \
mt7623a-rfb-nand.dtb \
mt7623n-rfb-emmc.dtb \
diff --git a/arch/arm/boot/dts/mt7623a-unielec-u7623-emmc.dts b/arch/arm/boot/dts/mt7623a-unielec-u7623-emmc.dts
new file mode 100644
index 000000000000..6205a32159ce
--- /dev/null
+++ b/arch/arm/boot/dts/mt7623a-unielec-u7623-emmc.dts
@@ -0,0 +1,347 @@
+// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+/*
+ * Copyright © 2018 Kristian Evensen <kristian.evensen@xxxxxxxxx>
+ */
+
+/dts-v1/;
+#include <dt-bindings/input/input.h>
+#include "mt7623a.dtsi"
+#include "mt6323.dtsi"
+
+/ {
+ model = "UniElec U7623 eMMC";
+ compatible = "unielec,u7623-emmc", "mediatek,mt7623";
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0 0x80000000 0 0x20000000>;
+ };
+
+ aliases {
+ serial2 = &uart2;
+ };
+
+ chosen {
+ stdout-path = "serial2:115200n8";
+ };
+
+ cpus {
+ cpu@0 {
+ proc-supply = <&mt6323_vproc_reg>;
+ };
+
+ cpu@1 {
+ proc-supply = <&mt6323_vproc_reg>;
+ };
+
+ cpu@2 {
+ proc-supply = <&mt6323_vproc_reg>;
+ };
+
+ cpu@3 {
+ proc-supply = <&mt6323_vproc_reg>;
+ };
+ };
+
+ reg_1p8v: regulator-1p8v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-1.8V";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ reg_5v: regulator-5v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&key_pins_a>;
+
+ factory {
+ label = "factory";
+ linux,code = <KEY_RESTART>;
+ gpios = <&pio 256 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&led_pins_unielec>;
+
+ led3 {
+ label = "u7623-01:green:led3";
+ gpios = <&pio 14 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+
+ led4 {
+ label = "u7623-01:green:led4";
+ gpios = <&pio 15 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ };
+};
+
+&crypto {
+ status = "okay";
+};
+
+&eth {
+ status = "okay";
+
+ gmac0: mac@0 {
+ compatible = "mediatek,eth-mac";
+ reg = <0>;
+ phy-mode = "trgmii";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ pause;
+ };
+ };
+
+ mdio: mdio-bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ mt7530: switch@0 {
+ compatible = "mediatek,mt7530";
+ };
+ };
+};
+
+&mt7530 {
+ compatible = "mediatek,mt7530";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ pinctrl-names = "default";
+ mediatek,mcm;
+ resets = <&ethsys 2>;
+ reset-names = "mcm";
+ core-supply = <&mt6323_vpa_reg>;
+ io-supply = <&mt6323_vemc3v3_reg>;
+
+ dsa,mii-bus = <&mdio>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ port@0 {
+ reg = <0>;
+ label = "lan0";
+ cpu = <&cpu_port0>;
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "lan1";
+ cpu = <&cpu_port0>;
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan2";
+ cpu = <&cpu_port0>;
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan3";
+ cpu = <&cpu_port0>;
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "wan";
+ cpu = <&cpu_port0>;
+ };
+
+ cpu_port0: port@6 {
+ reg = <6>;
+ label = "cpu";
+ ethernet = <&gmac0>;
+ phy-mode = "trgmii";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+};
+
+&mmc0 {
+ pinctrl-names = "default", "state_uhs";
+ pinctrl-0 = <&mmc0_pins_default>;
+ pinctrl-1 = <&mmc0_pins_uhs>;
+ status = "okay";
+ bus-width = <8>;
+ max-frequency = <50000000>;
+ cap-mmc-highspeed;
+ vmmc-supply = <&reg_3p3v>;
+ vqmmc-supply = <&reg_1p8v>;
+ non-removable;
+};
+
+&pio {
+ key_pins_a: keys-alt {
+ pins-keys {
+ pinmux = <MT7623_PIN_256_GPIO256_FUNC_GPIO256>,
+ <MT7623_PIN_257_GPIO257_FUNC_GPIO257>;
+ input-enable;
+ };
+ };
+
+ led_pins_unielec: leds-unielec {
+ pins-leds {
+ pinmux = <MT7623_PIN_14_GPIO14_FUNC_GPIO14>,
+ <MT7623_PIN_15_GPIO15_FUNC_GPIO15>;
+ };
+ };
+
+ mmc0_pins_default: mmc0default {
+ pins_cmd_dat {
+ pinmux = <MT7623_PIN_111_MSDC0_DAT7_FUNC_MSDC0_DAT7>,
+ <MT7623_PIN_112_MSDC0_DAT6_FUNC_MSDC0_DAT6>,
+ <MT7623_PIN_113_MSDC0_DAT5_FUNC_MSDC0_DAT5>,
+ <MT7623_PIN_114_MSDC0_DAT4_FUNC_MSDC0_DAT4>,
+ <MT7623_PIN_118_MSDC0_DAT3_FUNC_MSDC0_DAT3>,
+ <MT7623_PIN_119_MSDC0_DAT2_FUNC_MSDC0_DAT2>,
+ <MT7623_PIN_120_MSDC0_DAT1_FUNC_MSDC0_DAT1>,
+ <MT7623_PIN_121_MSDC0_DAT0_FUNC_MSDC0_DAT0>,
+ <MT7623_PIN_116_MSDC0_CMD_FUNC_MSDC0_CMD>;
+ input-enable;
+ bias-pull-up;
+ };
+
+ pins_clk {
+ pinmux = <MT7623_PIN_117_MSDC0_CLK_FUNC_MSDC0_CLK>;
+ bias-pull-down;
+ };
+
+ pins_rst {
+ pinmux = <MT7623_PIN_115_MSDC0_RSTB_FUNC_MSDC0_RSTB>;
+ bias-pull-up;
+ };
+ };
+
+ mmc0_pins_uhs: mmc0 {
+ pins_cmd_dat {
+ pinmux = <MT7623_PIN_111_MSDC0_DAT7_FUNC_MSDC0_DAT7>,
+ <MT7623_PIN_112_MSDC0_DAT6_FUNC_MSDC0_DAT6>,
+ <MT7623_PIN_113_MSDC0_DAT5_FUNC_MSDC0_DAT5>,
+ <MT7623_PIN_114_MSDC0_DAT4_FUNC_MSDC0_DAT4>,
+ <MT7623_PIN_118_MSDC0_DAT3_FUNC_MSDC0_DAT3>,
+ <MT7623_PIN_119_MSDC0_DAT2_FUNC_MSDC0_DAT2>,
+ <MT7623_PIN_120_MSDC0_DAT1_FUNC_MSDC0_DAT1>,
+ <MT7623_PIN_121_MSDC0_DAT0_FUNC_MSDC0_DAT0>,
+ <MT7623_PIN_116_MSDC0_CMD_FUNC_MSDC0_CMD>;
+ input-enable;
+ drive-strength = <MTK_DRIVE_2mA>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+ };
+
+ pins_clk {
+ pinmux = <MT7623_PIN_117_MSDC0_CLK_FUNC_MSDC0_CLK>;
+ drive-strength = <MTK_DRIVE_2mA>;
+ bias-pull-down = <MTK_PUPD_SET_R1R0_01>;
+ };
+
+ pins_rst {
+ pinmux = <MT7623_PIN_115_MSDC0_RSTB_FUNC_MSDC0_RSTB>;
+ bias-pull-up;
+ };
+ };
+
+ pcie_default: pcie_pin_default {
+ pins_cmd_dat {
+ pinmux = <MT7623_PIN_208_AUD_EXT_CK1_FUNC_PCIE0_PERST_N>,
+ <MT7623_PIN_209_AUD_EXT_CK2_FUNC_PCIE1_PERST_N>;
+ bias-disable;
+ };
+ };
+};
+
+&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm_pins_a>;
+ status = "okay";
+};
+
+&pwrap {
+ mt6323 {
+ mt6323led: led {
+ compatible = "mediatek,mt6323-led";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led@0 {
+ reg = <0>;
+ label = "led0";
+ default-state = "off";
+ };
+ };
+ };
+};
+
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins_b>;
+ status = "okay";
+};
+
+&usb1 {
+ vusb33-supply = <&reg_3p3v>;
+ vbus-supply = <&reg_3p3v>;
+ status = "okay";
+};
+
+&u3phy1 {
+ status = "okay";
+};
+
+&u3phy2 {
+ status = "okay";
+ mediatek,phy-switch = <&hifsys>;
+};
+
+&pcie {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie_default>;
+ status = "okay";
+
+ pcie@1,0 {
+ status = "okay";
+ };
+
+ pcie@2,0 {
+ status = "okay";
+ };
+};
+
+&pcie1_phy {
+ status = "okay";
+};
--
2.26.2