ARM: meson: Add Khadas VIM2 board DT
This adds Device Tree for the Khadas VIM2 board.
The meson-gxm-khadas-vim2.dts is synchronized from Linux 4.18.10.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Loic Devulder <ldevulder@suse.de>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 44ebc50..dfe9335 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -58,7 +58,8 @@
meson-gxbb-nanopi-k2.dtb \
meson-gxl-s905x-p212.dtb \
meson-gxl-s905x-libretech-cc.dtb \
- meson-gxl-s905x-khadas-vim.dtb
+ meson-gxl-s905x-khadas-vim.dtb \
+ meson-gxm-khadas-vim2.dtb
dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \
tegra20-medcom-wide.dtb \
tegra20-paz00.dtb \
diff --git a/arch/arm/dts/meson-gxm-khadas-vim2.dts b/arch/arm/dts/meson-gxm-khadas-vim2.dts
new file mode 100644
index 0000000..0868da4
--- /dev/null
+++ b/arch/arm/dts/meson-gxm-khadas-vim2.dts
@@ -0,0 +1,412 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
+ * Copyright (c) 2017 BayLibre, SAS
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/thermal/thermal.h>
+
+#include "meson-gxm.dtsi"
+
+/ {
+ compatible = "khadas,vim2", "amlogic,s912", "amlogic,meson-gxm";
+ model = "Khadas VIM2";
+
+ aliases {
+ serial0 = &uart_AO;
+ serial1 = &uart_A;
+ serial2 = &uart_AO_B;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x80000000>;
+ };
+
+ adc-keys {
+ compatible = "adc-keys";
+ io-channels = <&saradc 0>;
+ io-channel-names = "buttons";
+ keyup-threshold-microvolt = <1710000>;
+
+ button-function {
+ label = "Function";
+ linux,code = <KEY_FN>;
+ press-threshold-microvolt = <10000>;
+ };
+ };
+
+ emmc_pwrseq: emmc-pwrseq {
+ compatible = "mmc-pwrseq-emmc";
+ reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
+ };
+
+ gpio_fan: gpio-fan {
+ compatible = "gpio-fan";
+ gpios = <&gpio GPIODV_14 GPIO_ACTIVE_HIGH
+ &gpio GPIODV_15 GPIO_ACTIVE_HIGH>;
+ /* Dummy RPM values since fan is optional */
+ gpio-fan,speed-map = <0 0
+ 1 1
+ 2 2
+ 3 3>;
+ #cooling-cells = <2>;
+ };
+
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ poll-interval = <100>;
+
+ button@0 {
+ label = "power";
+ linux,code = <KEY_POWER>;
+ gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ hdmi-connector {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&hdmi_tx_tmds_out>;
+ };
+ };
+ };
+
+ pwmleds {
+ compatible = "pwm-leds";
+
+ power {
+ label = "vim:red:power";
+ pwms = <&pwm_AO_ab 1 7812500 0>;
+ max-brightness = <255>;
+ linux,default-trigger = "default-on";
+ };
+ };
+
+ sdio_pwrseq: sdio-pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
+ clocks = <&wifi32k>;
+ clock-names = "ext_clock";
+ };
+
+ thermal-zones {
+ cpu-thermal {
+ polling-delay-passive = <250>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+
+ thermal-sensors = <&scpi_sensors 0>;
+
+ trips {
+ cpu_alert0: cpu-alert0 {
+ temperature = <70000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "active";
+ };
+
+ cpu_alert1: cpu-alert1 {
+ temperature = <80000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "passive";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&gpio_fan THERMAL_NO_LIMIT 1>;
+ };
+
+ map1 {
+ trip = <&cpu_alert1>;
+ cooling-device = <&gpio_fan 2 THERMAL_NO_LIMIT>;
+ };
+
+ map2 {
+ trip = <&cpu_alert1>;
+ cooling-device =
+ <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map3 {
+ trip = <&cpu_alert1>;
+ cooling-device =
+ <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+ };
+
+ hdmi_5v: regulator-hdmi-5v {
+ compatible = "regulator-fixed";
+
+ regulator-name = "HDMI_5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
+ vcc_3v3: regulator-vcc_3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ vddio_ao18: regulator-vddio_ao18 {
+ compatible = "regulator-fixed";
+ regulator-name = "VDDIO_AO18";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ vddio_boot: regulator-vddio_boot {
+ compatible = "regulator-fixed";
+ regulator-name = "VDDIO_BOOT";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ vddao_3v3: regulator-vddao_3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "VDDAO_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ wifi32k: wifi32k {
+ compatible = "pwm-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
+ };
+};
+
+&cec_AO {
+ status = "okay";
+ pinctrl-0 = <&ao_cec_pins>;
+ pinctrl-names = "default";
+ hdmi-phandle = <&hdmi_tx>;
+};
+
+&cpu0 {
+ #cooling-cells = <2>;
+};
+
+&cpu4 {
+ #cooling-cells = <2>;
+};
+
+ðmac {
+ pinctrl-0 = <ð_pins>;
+ pinctrl-names = "default";
+
+ /* Select external PHY by default */
+ phy-handle = <&external_phy>;
+
+ amlogic,tx-delay-ns = <2>;
+
+ /* External PHY reset is shared with internal PHY Led signals */
+ snps,reset-gpio = <&gpio GPIOZ_14 0>;
+ snps,reset-delays-us = <0 10000 1000000>;
+ snps,reset-active-low;
+
+ /* External PHY is in RGMII */
+ phy-mode = "rgmii";
+
+ status = "okay";
+};
+
+&external_mdio {
+ external_phy: ethernet-phy@0 {
+ /* Realtek RTL8211F (0x001cc916) */
+ reg = <0>;
+ interrupt-parent = <&gpio_intc>;
+ /* MAC_INTR on GPIOZ_15 */
+ interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
+ };
+};
+
+&hdmi_tx {
+ status = "okay";
+ pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
+ pinctrl-names = "default";
+};
+
+&hdmi_tx_tmds_port {
+ hdmi_tx_tmds_out: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ };
+};
+
+&i2c_A {
+ status = "okay";
+ pinctrl-0 = <&i2c_a_pins>;
+ pinctrl-names = "default";
+};
+
+&i2c_B {
+ status = "okay";
+ pinctrl-0 = <&i2c_b_pins>;
+ pinctrl-names = "default";
+
+ rtc: rtc@51 {
+ /* has to be enabled manually when a battery is connected: */
+ status = "disabled";
+ compatible = "haoyu,hym8563";
+ reg = <0x51>;
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ clock-output-names = "xin32k";
+ };
+};
+
+&ir {
+ status = "okay";
+ pinctrl-0 = <&remote_input_ao_pins>;
+ pinctrl-names = "default";
+ linux,rc-map-name = "rc-geekbox";
+};
+
+&pwm_AO_ab {
+ status = "okay";
+ pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>;
+ pinctrl-names = "default";
+ clocks = <&clkc CLKID_FCLK_DIV4>;
+ clock-names = "clkin0";
+};
+
+&pwm_ef {
+ status = "okay";
+ pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
+ pinctrl-names = "default";
+ clocks = <&clkc CLKID_FCLK_DIV4>;
+ clock-names = "clkin0";
+};
+
+&sd_emmc_a {
+ status = "okay";
+ pinctrl-0 = <&sdio_pins>;
+ pinctrl-names = "default";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ bus-width = <4>;
+ max-frequency = <100000000>;
+
+ non-removable;
+ disable-wp;
+
+ mmc-pwrseq = <&sdio_pwrseq>;
+
+ vmmc-supply = <&vddao_3v3>;
+ vqmmc-supply = <&vddio_boot>;
+
+ brcmf: wifi@1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+ };
+};
+
+/* SD card */
+&sd_emmc_b {
+ status = "okay";
+ pinctrl-0 = <&sdcard_pins>;
+ pinctrl-names = "default";
+
+ bus-width = <4>;
+ cap-sd-highspeed;
+ max-frequency = <100000000>;
+ disable-wp;
+
+ cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
+ cd-inverted;
+
+ vmmc-supply = <&vddao_3v3>;
+ vqmmc-supply = <&vddio_boot>;
+};
+
+/* eMMC */
+&sd_emmc_c {
+ status = "okay";
+ pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
+ pinctrl-names = "default";
+
+ bus-width = <8>;
+ cap-sd-highspeed;
+ cap-mmc-highspeed;
+ max-frequency = <200000000>;
+ non-removable;
+ disable-wp;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ mmc-hs400-1_8v;
+
+ mmc-pwrseq = <&emmc_pwrseq>;
+ vmmc-supply = <&vcc_3v3>;
+ vqmmc-supply = <&vddio_boot>;
+};
+
+/*
+ * EMMC_DS pin is shared between SPI NOR CS and eMMC Data Strobe
+ * Remove emmc_ds_pins from sd_emmc_c pinctrl-0 then spifc can be enabled
+ */
+&spifc {
+ status = "disabled";
+ pinctrl-0 = <&nor_pins>;
+ pinctrl-names = "default";
+
+ w25q32: spi-flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "winbond,w25q16", "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <3000000>;
+ };
+};
+
+/* This one is connected to the Bluetooth module */
+&uart_A {
+ status = "okay";
+ pinctrl-0 = <&uart_a_pins>;
+ pinctrl-names = "default";
+};
+
+/* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
+&uart_AO {
+ status = "okay";
+ pinctrl-0 = <&uart_ao_a_pins>;
+ pinctrl-names = "default";
+};
+
+/* This is brought out on the UART_RX_AO_B (15) and UART_TX_AO_B (16) pins: */
+&uart_AO_B {
+ status = "okay";
+ pinctrl-0 = <&uart_ao_b_pins>;
+ pinctrl-names = "default";
+};
+
+&saradc {
+ status = "okay";
+ vref-supply = <&vddio_ao18>;
+};
+
+&usb0 {
+ status = "okay";
+};
diff --git a/arch/arm/dts/meson-gxm.dtsi b/arch/arm/dts/meson-gxm.dtsi
new file mode 100644
index 0000000..247888d
--- /dev/null
+++ b/arch/arm/dts/meson-gxm.dtsi
@@ -0,0 +1,119 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2016 Endless Computers, Inc.
+ * Author: Carlo Caione <carlo@endlessm.com>
+ */
+
+#include "meson-gxl.dtsi"
+
+/ {
+ compatible = "amlogic,meson-gxm";
+
+ cpus {
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&cpu0>;
+ };
+ core1 {
+ cpu = <&cpu1>;
+ };
+ core2 {
+ cpu = <&cpu2>;
+ };
+ core3 {
+ cpu = <&cpu3>;
+ };
+ };
+
+ cluster1 {
+ core0 {
+ cpu = <&cpu4>;
+ };
+ core1 {
+ cpu = <&cpu5>;
+ };
+ core2 {
+ cpu = <&cpu6>;
+ };
+ core3 {
+ cpu = <&cpu7>;
+ };
+ };
+ };
+
+ cpu4: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x100>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 1>;
+ };
+
+ cpu5: cpu@101 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x101>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 1>;
+ };
+
+ cpu6: cpu@102 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x102>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 1>;
+ };
+
+ cpu7: cpu@103 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x103>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 1>;
+ };
+ };
+};
+
+&apb {
+ usb2_phy2: phy@78040 {
+ compatible = "amlogic,meson-gxl-usb2-phy";
+ #phy-cells = <0>;
+ reg = <0x0 0x78040 0x0 0x20>;
+ clocks = <&clkc CLKID_USB>;
+ clock-names = "phy";
+ resets = <&reset RESET_USB_OTG>;
+ reset-names = "phy";
+ status = "okay";
+ };
+};
+
+&clkc_AO {
+ compatible = "amlogic,meson-gxm-aoclkc", "amlogic,meson-gx-aoclkc";
+};
+
+&saradc {
+ compatible = "amlogic,meson-gxm-saradc", "amlogic,meson-saradc";
+};
+
+&scpi_dvfs {
+ clock-indices = <0 1>;
+ clock-output-names = "vbig", "vlittle";
+};
+
+&vpu {
+ compatible = "amlogic,meson-gxm-vpu", "amlogic,meson-gx-vpu";
+};
+
+&hdmi_tx {
+ compatible = "amlogic,meson-gxm-dw-hdmi", "amlogic,meson-gx-dw-hdmi";
+};
+
+&dwc3 {
+ phys = <&usb3_phy>, <&usb2_phy0>, <&usb2_phy1>, <&usb2_phy2>;
+};