@@ -11,6 +11,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-a1.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock-pi-e.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-roc-cc.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-geekbox.dtb
new file mode 100644
@@ -0,0 +1,382 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * (C) Copyright 2020 Chen-Yu Tsai <wens@csie.org>
+ *
+ * Based on ./rk3328-rock64.dts, which is
+ *
+ * Copyright (c) 2017 PINE64
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+
+#include "rk3328.dtsi"
+
+/ {
+ model = "Radxa ROCK Pi E";
+ compatible = "radxa,rockpi-e", "rockchip,rk3328";
+
+ chosen {
+ stdout-path = "serial2:1500000n8";
+ };
+
+ adc-keys {
+ compatible = "adc-keys";
+ io-channels = <&saradc 0>;
+ io-channel-names = "buttons";
+ keyup-threshold-microvolt = <1750000>;
+
+ /* This button is unpopulated out of the factory. */
+ button-recovery {
+ label = "Recovery";
+ linux,code = <KEY_VENDOR>;
+ press-threshold-microvolt = <10000>;
+ };
+ };
+
+ gmac_clkin: external-gmac-clock {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ clock-output-names = "gmac_clkin";
+ #clock-cells = <0>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-0 = <&led_pin>;
+ pinctrl-names = "default";
+
+ led-0 {
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
+ vcc_sd: sdmmc-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdmmc0m1_pin>;
+ regulator-name = "vcc_sd";
+ regulator-boot-on;
+ vin-supply = <&vcc_io>;
+ };
+
+ vcc_host_5v: vcc-host-5v-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpio3 RK_PA7 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb30_host_drv>;
+ enable-active-high;
+ regulator-name = "vcc_host_5v";
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vcc_sys>;
+ };
+
+ vcc_sys: vcc-sys {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_sys";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ vcc_wifi: vcc-wifi-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&wifi_en>;
+ regulator-name = "vcc_wifi";
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vcc_io>;
+ };
+};
+
+&analog_sound {
+ status = "okay";
+};
+
+&codec {
+ status = "okay";
+};
+
+&cpu0 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&cpu1 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&cpu2 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&cpu3 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&emmc {
+ bus-width = <8>;
+ cap-mmc-highspeed;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ non-removable;
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_bus8>;
+ vmmc-supply = <&vcc_io>;
+ vqmmc-supply = <&vcc18_emmc>;
+ status = "okay";
+};
+
+&gmac2io {
+ assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
+ assigned-clock-parents = <&gmac_clkin>, <&gmac_clkin>;
+ clock_in_out = "input";
+ phy-handle = <&rtl8211e>;
+ phy-mode = "rgmii";
+ phy-supply = <&vcc_io>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&rgmiim1_pins>;
+ snps,aal;
+ snps,rxpbl = <0x4>;
+ snps,txpbl = <0x4>;
+ tx_delay = <0x26>;
+ rx_delay = <0x11>;
+ status = "okay";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rtl8211e: ethernet-phy@1 {
+ reg = <1>;
+ pinctrl-0 = <ð_phy_int_pin>, <ð_phy_reset_pin>;
+ pinctrl-names = "default";
+ interrupt-parent = <&gpio1>;
+ interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
+ reset-assert-us = <10000>;
+ reset-deassert-us = <50000>;
+ reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&gmac2phy {
+ pinctrl-names = "default";
+ pinctrl-0 = <&fephyled_linkm1>, <&fephyled_rxm1>;
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+
+ rk805: pmic@18 {
+ compatible = "rockchip,rk805";
+ reg = <0x18>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
+ #clock-cells = <1>;
+ clock-output-names = "xin32k", "rk805-clkout2";
+ gpio-controller;
+ #gpio-cells = <2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_int_l>;
+ rockchip,system-power-controller;
+ wakeup-source;
+
+ vcc1-supply = <&vcc_sys>;
+ vcc2-supply = <&vcc_sys>;
+ vcc3-supply = <&vcc_sys>;
+ vcc4-supply = <&vcc_sys>;
+ vcc5-supply = <&vcc_io>;
+ vcc6-supply = <&vcc_sys>;
+
+ regulators {
+ vdd_log: DCDC_REG1 {
+ regulator-name = "vdd_log";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <712500>;
+ regulator-max-microvolt = <1450000>;
+ regulator-ramp-delay = <12500>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1000000>;
+ };
+ };
+
+ vdd_arm: DCDC_REG2 {
+ regulator-name = "vdd_arm";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <712500>;
+ regulator-max-microvolt = <1450000>;
+ regulator-ramp-delay = <12500>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <950000>;
+ };
+ };
+
+ vcc_ddr: DCDC_REG3 {
+ regulator-name = "vcc_ddr";
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ vcc_io: DCDC_REG4 {
+ regulator-name = "vcc_io";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3300000>;
+ };
+ };
+
+ vcc_18: LDO_REG1 {
+ regulator-name = "vcc_18";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc18_emmc: LDO_REG2 {
+ regulator-name = "vcc18_emmc";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vdd_10: LDO_REG3 {
+ regulator-name = "vdd_10";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1000000>;
+ };
+ };
+ };
+ };
+};
+
+&i2s1 {
+ status = "okay";
+};
+
+&io_domains {
+ pmuio-supply = <&vcc_io>;
+ vccio1-supply = <&vcc_io>;
+ vccio2-supply = <&vcc18_emmc>;
+ vccio3-supply = <&vcc_io>;
+ vccio4-supply = <&vcc_io>;
+ vccio5-supply = <&vcc_io>;
+ vccio6-supply = <&vcc_io>;
+ status = "okay";
+};
+
+&pinctrl {
+ ephy {
+ eth_phy_int_pin: eth-phy-int-pin {
+ rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+
+ eth_phy_reset_pin: eth-phy-reset-pin {
+ rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+ };
+
+ leds {
+ led_pin: led-pin {
+ rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ pmic {
+ pmic_int_l: pmic-int-l {
+ rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
+
+ usb3 {
+ usb30_host_drv: usb30-host-drv {
+ rockchip,pins = <3 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ wifi {
+ wifi_en: wifi-en {
+ rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+};
+
+&sdmmc {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ disable-wp;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
+ vmmc-supply = <&vcc_sd>;
+ status = "okay";
+};
+
+&saradc {
+ vref-supply = <&vcc_18>;
+ status = "okay";
+};
+
+&tsadc {
+ status = "okay";
+};
+
+&u2phy {
+ status = "okay";
+};
+
+&u2phy_host {
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&usb_host0_ehci {
+ status = "okay";
+};