ARM: dts: imx6: Add initial support for phyBOARD-Mira

This patch adds basic support for PHYTEC phyBOARD-Mira as carrier board
for PHYTEC phyCORE-i.MX 6.

Signed-off-by: Christian Hemp <c.hemp@phytec.de>
Signed-off-by: Stefan Christ <s.christ@phytec.de>
Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: Stefan Riedmueller <s.riedmueller@phytec.de>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi
new file mode 100644 (file)
index 0000000..9ebd438
--- /dev/null
+++ b/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi
@@ -0,0 +1,390 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2018 PHYTEC Messtechnik GmbH
+ * Author: Christian Hemp <c.hemp@phytec.de>
+ */
+
+
+/ {
+       aliases {
+               rtc0 = &i2c_rtc;
+       };
+
+       backlight: backlight {
+               compatible = "pwm-backlight";
+               brightness-levels = <0 4 8 16 32 64 128 255>;
+               default-brightness-level = <7>;
+               power-supply = <&reg_backlight>;
+               pwms = <&pwm1 0 5000000>;
+               status = "okay";
+       };
+
+       gpio_leds: leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_gpioleds>;
+               status = "disabled";
+
+               red {
+                       label = "phyboard-mira:red";
+                       gpios = <&gpio5 22 GPIO_ACTIVE_HIGH>;
+               };
+
+               green {
+                       label = "phyboard-mira:green";
+                       gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>;
+               };
+
+               blue {
+                       label = "phyboard-mira:blue";
+                       gpios = <&gpio5 24 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "mmc0";
+               };
+       };
+
+       reg_backlight: regulator-backlight {
+               compatible = "regulator-fixed";
+               regulator-name = "backlight_3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+       };
+
+       reg_en_switch: regulator-en-switch {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_en_switch>;
+               regulator-name = "Enable Switch";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               enable-active-high;
+               gpio = <&gpio3 4 GPIO_ACTIVE_HIGH>;
+               regulator-always-on;
+       };
+
+       reg_flexcan1: regulator-flexcan1 {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_flexcan1_en>;
+               regulator-name = "flexcan1-reg";
+               regulator-min-microvolt = <1500000>;
+               regulator-max-microvolt = <1500000>;
+               gpio = <&gpio2 20 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       reg_panel: regulator-panel {
+               compatible = "regulator-fixed";
+               regulator-name = "panel-power-supply";
+               regulator-min-microvolt = <12000000>;
+               regulator-max-microvolt = <12000000>;
+               regulator-always-on;
+       };
+
+       reg_pcie: regulator-pcie {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_pcie_reg>;
+               regulator-name = "mPCIe_1V5";
+               regulator-min-microvolt = <1500000>;
+               regulator-max-microvolt = <1500000>;
+               gpio = <&gpio3 0 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       reg_usb_h1_vbus: usb-h1-vbus {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_usbh1_vbus>;
+               regulator-name = "usb_h1_vbus";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gpio2 18 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       reg_usbotg_vbus: usbotg-vbus {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_usbotg_vbus>;
+               regulator-name = "usb_otg_vbus";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       panel {
+               compatible = "auo,g104sn02";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_panel_en>;
+               power-supply = <&reg_panel>;
+               enable-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
+               backlight = <&backlight>;
+
+               port {
+                       panel_in: endpoint {
+                               remote-endpoint = <&lvds0_out>;
+                       };
+               };
+       };
+};
+
+&can1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_flexcan1>;
+       xceiver-supply = <&reg_flexcan1>;
+       status = "disabled";
+};
+
+&hdmi {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_hdmicec>;
+       ddc-i2c-bus = <&i2c2>;
+       status = "disabled";
+};
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       clock-frequency = <400000>;
+       status = "disabled";
+
+       stmpe: touchctrl@44 {
+               compatible = "st,stmpe811";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_stmpe>;
+               reg = <0x44>;
+               interrupt-parent = <&gpio7>;
+               interrupts = <12 IRQ_TYPE_NONE>;
+               status = "disabled";
+
+               stmpe_touchscreen {
+                       compatible = "st,stmpe-ts";
+                       st,sample-time = <4>;
+                       st,mod-12b = <1>;
+                       st,ref-sel = <0>;
+                       st,adc-freq = <1>;
+                       st,ave-ctrl = <1>;
+                       st,touch-det-delay = <2>;
+                       st,settling = <2>;
+                       st,fraction-z = <7>;
+                       st,i-drive = <1>;
+               };
+       };
+
+       i2c_rtc: rtc@68 {
+               compatible = "microcrystal,rv4162";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_rtc_int>;
+               reg = <0x68>;
+               interrupt-parent = <&gpio7>;
+               interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
+               status = "disabled";
+       };
+};
+
+&i2c2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c2>;
+       clock-frequency = <100000>;
+       status = "disabled";
+};
+
+&ldb {
+       status = "okay";
+
+       lvds-channel@0 {
+               fsl,data-mapping = "spwg";
+               fsl,data-width = <24>;
+               status = "disabled";
+
+               port@4 {
+                       reg = <4>;
+
+                       lvds0_out: endpoint {
+                               remote-endpoint = <&panel_in>;
+                       };
+               };
+       };
+};
+
+&pcie {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pcie>;
+       reset-gpio = <&gpio2 25 GPIO_ACTIVE_LOW>;
+       vpcie-supply = <&reg_pcie>;
+       status = "disabled";
+};
+
+&pwm1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm1>;
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       status = "okay";
+};
+
+&uart3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart3>;
+       uart-has-rtscts;
+       status = "disabled";
+};
+
+&usbh1 {
+       vbus-supply = <&reg_usb_h1_vbus>;
+       disable-over-current;
+       status = "disabled";
+};
+
+&usbotg {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usbotg>;
+       vbus-supply = <&reg_usbotg_vbus>;
+       disable-over-current;
+       status = "disabled";
+};
+
+&usdhc1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc1>;
+       cd-gpios = <&gpio6 31 GPIO_ACTIVE_LOW>;
+       no-1-8-v;
+       status = "disabled";
+};
+
+&iomuxc {
+       pinctrl_panel_en: panelen1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_EB0__GPIO2_IO28          0xb0b1
+               >;
+       };
+
+       pinctrl_en_switch: enswitchgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_DA4__GPIO3_IO04          0xb0b1
+               >;
+       };
+
+       pinctrl_flexcan1: flexcan1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_GPIO_7__FLEXCAN1_TX          0x1b0b0
+                       MX6QDL_PAD_GPIO_8__FLEXCAN1_RX          0x1b0b0
+               >;
+       };
+
+       pinctrl_flexcan1_en: flexcan1engrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_A18__GPIO2_IO20          0xb0b1
+               >;
+       };
+
+       pinctrl_gpioleds: gpioledsgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_CSI0_DAT4__GPIO5_IO22        0x1b0b0
+                       MX6QDL_PAD_CSI0_DAT5__GPIO5_IO23        0x1b0b0
+                       MX6QDL_PAD_CSI0_DAT6__GPIO5_IO24        0x1b0b0
+               >;
+       };
+
+       pinctrl_hdmicec: hdmicecgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_ROW2__HDMI_TX_CEC_LINE   0x1f8b0
+               >;
+       };
+
+       pinctrl_i2c2: i2c2grp {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_ROW3__I2C2_SDA           0x4001b8b1
+                       MX6QDL_PAD_KEY_COL3__I2C2_SCL           0x4001b8b1
+               >;
+       };
+
+       pinctrl_i2c1: i2c1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_D21__I2C1_SCL            0x4001b8b1
+                       MX6QDL_PAD_EIM_D28__I2C1_SDA            0x4001b8b1
+               >;
+       };
+
+       pinctrl_pcie: pciegrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_OE__GPIO2_IO25           0xb0b1
+               >;
+       };
+
+       pinctrl_pcie_reg: pciereggrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_DA0__GPIO3_IO00          0xb0b1
+               >;
+       };
+
+       pinctrl_pwm1: pwm1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_GPIO_9__PWM1_OUT             0x1b0b1
+               >;
+       };
+
+       pinctrl_rtc_int: rtcintgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_SD3_RST__GPIO7_IO08          0x1b0b0
+               >;
+       };
+
+       pinctrl_stmpe: stmpegrp {
+               fsl,pins = <
+                       MX6QDL_PAD_GPIO_17__GPIO7_IO12          0x1b0b0
+               >;
+       };
+
+       pinctrl_uart2: uart2grp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_D26__UART2_TX_DATA       0x1b0b1
+                       MX6QDL_PAD_EIM_D27__UART2_RX_DATA       0x1b0b1
+               >;
+       };
+
+       pinctrl_uart3: uart3grp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_EB3__UART3_CTS_B         0x1b0b1
+                       MX6QDL_PAD_EIM_D23__UART3_RTS_B         0x1b0b1
+                       MX6QDL_PAD_EIM_D24__UART3_TX_DATA       0x1b0b1
+                       MX6QDL_PAD_EIM_D25__UART3_RX_DATA       0x1b0b1
+               >;
+       };
+
+       pinctrl_usbh1_vbus: usbh1vbusgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_A20__GPIO2_IO18          0xb0b1
+               >;
+       };
+
+       pinctrl_usbotg: usbotggrp {
+               fsl,pins = <
+                       MX6QDL_PAD_GPIO_1__USB_OTG_ID           0x17059
+               >;
+       };
+
+       pinctrl_usbotg_vbus: usbotgvbusgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_A19__GPIO2_IO19          0xb0b1
+               >;
+       };
+
+       pinctrl_usdhc1: usdhc1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_SD1_CMD__SD1_CMD             0x170f9
+                       MX6QDL_PAD_SD1_CLK__SD1_CLK             0x100f9
+                       MX6QDL_PAD_SD1_DAT0__SD1_DATA0          0x170f9
+                       MX6QDL_PAD_SD1_DAT1__SD1_DATA1          0x170f9
+                       MX6QDL_PAD_SD1_DAT2__SD1_DATA2          0x170f9
+                       MX6QDL_PAD_SD1_DAT3__SD1_DATA3          0x170f9
+                       MX6QDL_PAD_EIM_BCLK__GPIO6_IO31         0xb0b1  /* CD */
+               >;
+       };
+};