ARM: embestmx6boards: Import the marsboard/riotboard. dts files
authorPeter Robinson <pbrobinson@gmail.com>
Fri, 2 Apr 2021 14:52:26 +0000 (15:52 +0100)
committerStefano Babic <sbabic@denx.de>
Thu, 8 Apr 2021 18:29:54 +0000 (20:29 +0200)
Import the iMX6 based marsboard and riotboard. dts files from Linux 5.12-rc1

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
arch/arm/dts/Makefile
arch/arm/dts/imx6dl-riotboard.dts [new file with mode: 0644]
arch/arm/dts/imx6q-marsboard.dts [new file with mode: 0644]

index 694eaa5..48079dd 100644 (file)
@@ -702,6 +702,7 @@ dtb-y += \
        imx6dl-mamoj.dtb \
        imx6dl-nitrogen6x.dtb \
        imx6dl-pico.dtb \
+       imx6dl-riotboard.dtb \
        imx6dl-sabreauto.dtb \
        imx6dl-sabresd.dtb \
        imx6dl-wandboard-revd1.dtb \
@@ -742,6 +743,7 @@ dtb-y += \
        imx6q-icore-rqs.dtb \
        imx6q-kp.dtb \
        imx6q-logicpd.dtb \
+       imx6q-marsboard.dtb \
        imx6q-mba6a.dtb \
        imx6q-mba6b.dtb \
        imx6q-mccmon6.dtb\
diff --git a/arch/arm/dts/imx6dl-riotboard.dts b/arch/arm/dts/imx6dl-riotboard.dts
new file mode 100644 (file)
index 0000000..065d3ab
--- /dev/null
@@ -0,0 +1,594 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2014 Iain Paton <ipaton0@gmail.com>
+ */
+
+/dts-v1/;
+#include "imx6dl.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+       model = "RIoTboard i.MX6S";
+       compatible = "riot,imx6s-riotboard", "fsl,imx6dl";
+
+       memory@10000000 {
+               device_type = "memory";
+               reg = <0x10000000 0x40000000>;
+       };
+
+       chosen {
+               stdout-path = "serial1:115200n8";
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_led>;
+
+               led0: user1 {
+                       label = "user1";
+                       gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                       default-state = "on";
+                       linux,default-trigger = "heartbeat";
+               };
+
+               led1: user2 {
+                       label = "user2";
+                       gpios = <&gpio3 28 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+               };
+       };
+
+       sound {
+               compatible = "fsl,imx-audio-sgtl5000";
+               model = "imx6-riotboard-sgtl5000";
+               ssi-controller = <&ssi1>;
+               audio-codec = <&codec>;
+               audio-routing =
+                       "MIC_IN", "Mic Jack",
+                       "Mic Jack", "Mic Bias",
+                       "Headphone Jack", "HP_OUT";
+                       mux-int-port = <1>;
+                       mux-ext-port = <3>;
+       };
+
+       reg_2p5v: regulator-2p5v {
+               compatible = "regulator-fixed";
+               regulator-name = "2P5V";
+               regulator-min-microvolt = <2500000>;
+               regulator-max-microvolt = <2500000>;
+       };
+
+       reg_3p3v: regulator-3p3v {
+               compatible = "regulator-fixed";
+               regulator-name = "3P3V";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       reg_usb_otg_vbus: regulator-usbotgvbus {
+               compatible = "regulator-fixed";
+               regulator-name = "usb_otg_vbus";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gpio3 22 GPIO_ACTIVE_LOW>;
+       };
+};
+
+&audmux {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_audmux>;
+       status = "okay";
+};
+
+&clks {
+       fsl,pmic-stby-poweroff;
+};
+
+&fec {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_enet>;
+       phy-mode = "rgmii-id";
+       phy-handle = <&rgmii_phy>;
+       interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
+                             <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
+       fsl,err006687-workaround-present;
+       status = "okay";
+
+       mdio {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               /* Atheros AR8035 PHY */
+               rgmii_phy: ethernet-phy@4 {
+                       reg = <4>;
+                       interrupts-extended = <&gpio1 28 IRQ_TYPE_LEVEL_LOW>;
+                       reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
+                       reset-assert-us = <10000>;
+                       reset-deassert-us = <1000>;
+               };
+       };
+};
+
+&gpio1 {
+       gpio-line-names =
+               "", "", "SD2_WP", "", "SD2_CD", "I2C3_SCL",
+                       "I2C3_SDA", "I2C4_SCL",
+               "I2C4_SDA", "", "", "", "", "", "", "",
+               "", "PWM3", "", "", "", "", "", "",
+               "", "", "", "", "", "", "", "";
+};
+
+&gpio3 {
+       gpio-line-names =
+               "", "", "", "", "", "", "", "",
+               "", "", "", "", "", "", "", "",
+               "", "", "", "", "", "", "USB_OTG_VBUS", "",
+               "UART3_TXD", "UART3_RXD", "", "", "EIM_D28", "", "", "";
+};
+
+&gpio4 {
+       gpio-line-names =
+               "", "", "", "", "", "", "UART4_TXD", "UART4_RXD",
+               "UART5_TXD", "UART5_RXD", "", "", "", "", "", "",
+               "GPIO4_16", "GPIO4_17", "GPIO4_18", "GPIO4_19", "",
+                       "CSPI3_CLK", "CSPI3_MOSI", "CSPI3_MISO",
+               "CSPI3_CS0", "CSPI3_CS1", "GPIO4_26", "GPIO4_27",
+                       "CSPI3_RDY", "PWM1", "PWM2", "GPIO4_31";
+};
+
+&gpio5 {
+       gpio-line-names =
+               "", "", "EIM_A25", "", "", "GPIO5_05", "GPIO5_06",
+                       "GPIO5_07",
+               "GPIO5_08", "CSPI2_CS1", "CSPI2_MOSI", "CSPI2_MISO",
+                       "CSPI2_CS0", "CSPI2_CLK", "", "",
+               "", "", "", "", "", "", "", "",
+               "", "", "", "", "", "", "", "";
+};
+
+&gpio7 {
+       gpio-line-names =
+               "SD3_CD", "SD3_WP", "", "", "", "", "", "",
+               "", "", "", "", "", "", "", "",
+               "", "", "", "", "", "", "", "",
+               "", "", "", "", "", "", "", "";
+};
+
+&hdmi {
+       ddc-i2c-bus = <&i2c2>;
+       status = "okay";
+};
+
+&i2c1 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       status = "okay";
+
+       codec: sgtl5000@a {
+               compatible = "fsl,sgtl5000";
+               reg = <0x0a>;
+               clocks = <&clks IMX6QDL_CLK_CKO>;
+               VDDA-supply = <&reg_2p5v>;
+               VDDIO-supply = <&reg_3p3v>;
+       };
+
+       pmic: pf0100@8 {
+               compatible = "fsl,pfuze100";
+               reg = <0x08>;
+               interrupt-parent = <&gpio5>;
+               interrupts = <16 8>;
+               fsl,pmic-stby-poweroff;
+
+               regulators {
+                       reg_vddcore: sw1ab {                            /* VDDARM_IN */
+                               regulator-min-microvolt = <300000>;
+                               regulator-max-microvolt = <1875000>;
+                               regulator-always-on;
+                       };
+
+                       reg_vddsoc: sw1c {                              /* VDDSOC_IN */
+                               regulator-min-microvolt = <300000>;
+                               regulator-max-microvolt = <1875000>;
+                               regulator-always-on;
+                       };
+
+                       reg_gen_3v3: sw2 {                              /* VDDHIGH_IN */
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       reg_ddr_1v5a: sw3a {                            /* NVCC_DRAM, NVCC_RGMII */
+                               regulator-min-microvolt = <400000>;
+                               regulator-max-microvolt = <1975000>;
+                               regulator-always-on;
+                       };
+
+                       reg_ddr_1v5b: sw3b {                            /* NVCC_DRAM, NVCC_RGMII */
+                               regulator-min-microvolt = <400000>;
+                               regulator-max-microvolt = <1975000>;
+                               regulator-always-on;
+                       };
+
+                       reg_ddr_vtt: sw4 {                              /* MIPI conn */
+                               regulator-min-microvolt = <400000>;
+                               regulator-max-microvolt = <1975000>;
+                               regulator-always-on;
+                       };
+
+                       reg_5v_600mA: swbst {                           /* not used */
+                               regulator-min-microvolt = <5000000>;
+                               regulator-max-microvolt = <5150000>;
+                       };
+
+                       reg_snvs_3v: vsnvs {                            /* VDD_SNVS_IN */
+                               regulator-min-microvolt = <1500000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-always-on;
+                       };
+
+                       vref_reg: vrefddr {                             /* VREF_DDR */
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       reg_vgen1_1v5: vgen1 {                          /* not used */
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1550000>;
+                       };
+
+                       reg_vgen2_1v2_eth: vgen2 {                      /* pcie ? */
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1550000>;
+                               regulator-always-on;
+                       };
+
+                       reg_vgen3_2v8: vgen3 {                          /* not used */
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                       };
+                       reg_vgen4_1v8: vgen4 {                          /* NVCC_SD3 */
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       reg_vgen5_2v5_sgtl: vgen5 {                     /* Pwr LED & 5V0_delayed enable */
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       reg_vgen6_3v3: vgen6 {                          /* #V#_DELAYED enable, MIPI */
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
+&i2c2 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c2>;
+       status = "okay";
+};
+
+&i2c4 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c4>;
+       clocks = <&clks 116>;
+       status = "okay";
+};
+
+&pwm1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm1>;
+       status = "okay";
+};
+
+&pwm2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm2>;
+       status = "okay";
+};
+
+&pwm3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm3>;
+       status = "okay";
+};
+
+&pwm4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm4>;
+       status = "okay";
+};
+
+&ssi1 {
+       status = "okay";
+};
+
+&uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       status = "okay";
+};
+
+&uart3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart3>;
+       status = "okay";
+};
+
+&uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart4>;
+       status = "okay";
+};
+
+&uart5 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart5>;
+       status = "okay";
+};
+
+&usbh1 {
+       dr_mode = "host";
+       disable-over-current;
+       status = "okay";
+};
+
+&usbotg {
+       vbus-supply = <&reg_usb_otg_vbus>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usbotg>;
+       disable-over-current;
+       dr_mode = "otg";
+       status = "okay";
+};
+
+&usdhc2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc2>;
+       cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+       wp-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
+       vmmc-supply = <&reg_3p3v>;
+       status = "okay";
+};
+
+&usdhc3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc3>;
+       cd-gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
+       wp-gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
+       vmmc-supply = <&reg_3p3v>;
+       status = "okay";
+};
+
+&usdhc4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc4>;
+       vmmc-supply = <&reg_3p3v>;
+       non-removable;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl-names = "default";
+
+       imx6-riotboard {
+               pinctrl_audmux: audmuxgrp {
+                       fsl,pins = <
+                               MX6QDL_PAD_CSI0_DAT7__AUD3_RXD          0x130b0
+                               MX6QDL_PAD_CSI0_DAT4__AUD3_TXC          0x130b0
+                               MX6QDL_PAD_CSI0_DAT5__AUD3_TXD          0x110b0
+                               MX6QDL_PAD_CSI0_DAT6__AUD3_TXFS         0x130b0
+                               MX6QDL_PAD_GPIO_0__CCM_CLKO1            0x130b0         /* CAM_MCLK */
+                       >;
+               };
+
+               pinctrl_ecspi1: ecspi1grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_EIM_D16__ECSPI1_SCLK         0x100b1
+                               MX6QDL_PAD_EIM_D17__ECSPI1_MISO         0x100b1
+                               MX6QDL_PAD_EIM_D18__ECSPI1_MOSI         0x100b1
+                               MX6QDL_PAD_DISP0_DAT23__GPIO5_IO17      0x000b1         /* CS0 */
+                       >;
+               };
+
+               pinctrl_ecspi2: ecspi2grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_DISP0_DAT15__GPIO5_IO09      0x000b1         /* CS1 */
+                               MX6QDL_PAD_DISP0_DAT16__ECSPI2_MOSI     0x100b1
+                               MX6QDL_PAD_DISP0_DAT17__ECSPI2_MISO     0x100b1
+                               MX6QDL_PAD_DISP0_DAT18__GPIO5_IO12      0x000b1         /* CS0 */
+                               MX6QDL_PAD_DISP0_DAT19__ECSPI2_SCLK     0x100b1
+                       >;
+               };
+
+               pinctrl_ecspi3: ecspi3grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_DISP0_DAT0__ECSPI3_SCLK      0x100b1
+                               MX6QDL_PAD_DISP0_DAT1__ECSPI3_MOSI      0x100b1
+                               MX6QDL_PAD_DISP0_DAT2__ECSPI3_MISO      0x100b1
+                               MX6QDL_PAD_DISP0_DAT3__GPIO4_IO24       0x000b1         /* CS0 */
+                               MX6QDL_PAD_DISP0_DAT4__GPIO4_IO25       0x000b1         /* CS1 */
+                       >;
+               };
+
+               pinctrl_enet: enetgrp {
+                       fsl,pins = <
+                               MX6QDL_PAD_ENET_MDIO__ENET_MDIO         0x1b0b0
+                               MX6QDL_PAD_ENET_MDC__ENET_MDC           0x1b0b0
+                               MX6QDL_PAD_RGMII_TXC__RGMII_TXC         0x1b030
+                               MX6QDL_PAD_RGMII_TD0__RGMII_TD0         0x1b030
+                               MX6QDL_PAD_RGMII_TD1__RGMII_TD1         0x1b030
+                               MX6QDL_PAD_RGMII_TD2__RGMII_TD2         0x1b030
+                               MX6QDL_PAD_RGMII_TD3__RGMII_TD3         0x1b030
+                               MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL   0x1b030
+                               MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK    0x0a0b1         /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */
+                               MX6QDL_PAD_RGMII_RXC__RGMII_RXC         0x1b030         /* AR8035 pin strapping: IO voltage: pull up */
+                               MX6QDL_PAD_RGMII_RD0__RGMII_RD0         0x13030         /* AR8035 pin strapping: PHYADDR#0: pull down */
+                               MX6QDL_PAD_RGMII_RD1__RGMII_RD1         0x13030         /* AR8035 pin strapping: PHYADDR#1: pull down */
+                               MX6QDL_PAD_RGMII_RD2__RGMII_RD2         0x1b030         /* AR8035 pin strapping: MODE#1: pull up */
+                               MX6QDL_PAD_RGMII_RD3__RGMII_RD3         0x1b030         /* AR8035 pin strapping: MODE#3: pull up */
+                               MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL   0x130b0         /* AR8035 pin strapping: MODE#0: pull down */
+                               MX6QDL_PAD_GPIO_16__ENET_REF_CLK        0x4001b0a8      /* GPIO16 -> AR8035 25MHz */
+                               MX6QDL_PAD_EIM_D31__GPIO3_IO31          0x130b0         /* RGMII_nRST */
+                               MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28       0x180b0         /* AR8035 interrupt */
+                               MX6QDL_PAD_GPIO_6__ENET_IRQ             0x000b1
+                       >;
+               };
+
+               pinctrl_i2c1: i2c1grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_CSI0_DAT8__I2C1_SDA          0x4001b8b1
+                               MX6QDL_PAD_CSI0_DAT9__I2C1_SCL          0x4001b8b1
+                       >;
+               };
+
+               pinctrl_i2c2: i2c2grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_KEY_COL3__I2C2_SCL           0x4001b8b1
+                               MX6QDL_PAD_KEY_ROW3__I2C2_SDA           0x4001b8b1
+                       >;
+               };
+
+               pinctrl_i2c3: i2c3grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_GPIO_5__I2C3_SCL             0x4001b8b1
+                               MX6QDL_PAD_GPIO_6__I2C3_SDA             0x4001b8b1
+                       >;
+               };
+
+               pinctrl_i2c4: i2c4grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_GPIO_7__I2C4_SCL             0x4001b8b1
+                               MX6QDL_PAD_GPIO_8__I2C4_SDA             0x4001b8b1
+                       >;
+               };
+
+               pinctrl_led: ledgrp {
+                       fsl,pins = <
+                               MX6QDL_PAD_EIM_A25__GPIO5_IO02          0x1b0b1 /* user led0 */
+                               MX6QDL_PAD_EIM_D28__GPIO3_IO28          0x1b0b1 /* user led1 */
+                       >;
+               };
+
+               pinctrl_pwm1: pwm1grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_DISP0_DAT8__PWM1_OUT         0x1b0b1
+                       >;
+               };
+
+               pinctrl_pwm2: pwm2grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_DISP0_DAT9__PWM2_OUT         0x1b0b1
+                       >;
+               };
+
+               pinctrl_pwm3: pwm3grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_SD1_DAT1__PWM3_OUT           0x1b0b1
+                       >;
+               };
+
+               pinctrl_pwm4: pwm4grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_SD1_CMD__PWM4_OUT            0x1b0b1
+                       >;
+               };
+
+               pinctrl_uart1: uart1grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA    0x1b0b1
+                               MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA    0x1b0b1
+                       >;
+               };
+
+               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_D24__UART3_TX_DATA       0x1b0b1
+                               MX6QDL_PAD_EIM_D25__UART3_RX_DATA       0x1b0b1
+                       >;
+               };
+
+               pinctrl_uart4: uart4grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_KEY_COL0__UART4_TX_DATA      0x1b0b1
+                               MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA      0x1b0b1
+                       >;
+               };
+
+               pinctrl_uart5: uart5grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_KEY_COL1__UART5_TX_DATA      0x1b0b1
+                               MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA      0x1b0b1
+                       >;
+               };
+
+               pinctrl_usbotg: usbotggrp {
+                       fsl,pins = <
+                               MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID       0x17059
+                               MX6QDL_PAD_EIM_D22__GPIO3_IO22          0x000b0 /* MX6QDL_PAD_EIM_D22__USB_OTG_PWR */
+                               MX6QDL_PAD_EIM_D21__USB_OTG_OC          0x1b0b0
+                       >;
+               };
+
+               pinctrl_usdhc2: usdhc2grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_SD2_CMD__SD2_CMD             0x17059
+                               MX6QDL_PAD_SD2_CLK__SD2_CLK             0x10059
+                               MX6QDL_PAD_SD2_DAT0__SD2_DATA0          0x17059
+                               MX6QDL_PAD_SD2_DAT1__SD2_DATA1          0x17059
+                               MX6QDL_PAD_SD2_DAT2__SD2_DATA2          0x17059
+                               MX6QDL_PAD_SD2_DAT3__SD2_DATA3          0x17059
+                               MX6QDL_PAD_GPIO_4__GPIO1_IO04           0x1b0b0 /* SD2 CD */
+                               MX6QDL_PAD_GPIO_2__GPIO1_IO02           0x1f0b0 /* SD2 WP */
+                       >;
+               };
+
+               pinctrl_usdhc3: usdhc3grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_SD3_CMD__SD3_CMD             0x17059
+                               MX6QDL_PAD_SD3_CLK__SD3_CLK             0x10059
+                               MX6QDL_PAD_SD3_DAT0__SD3_DATA0          0x17059
+                               MX6QDL_PAD_SD3_DAT1__SD3_DATA1          0x17059
+                               MX6QDL_PAD_SD3_DAT2__SD3_DATA2          0x17059
+                               MX6QDL_PAD_SD3_DAT3__SD3_DATA3          0x17059
+                               MX6QDL_PAD_SD3_DAT5__GPIO7_IO00         0x1b0b0 /* SD3 CD */
+                               MX6QDL_PAD_SD3_DAT4__GPIO7_IO01         0x1f0b0 /* SD3 WP */
+                       >;
+               };
+
+               pinctrl_usdhc4: usdhc4grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_SD4_CMD__SD4_CMD             0x17059
+                               MX6QDL_PAD_SD4_CLK__SD4_CLK             0x10059
+                               MX6QDL_PAD_SD4_DAT0__SD4_DATA0          0x17059
+                               MX6QDL_PAD_SD4_DAT1__SD4_DATA1          0x17059
+                               MX6QDL_PAD_SD4_DAT2__SD4_DATA2          0x17059
+                               MX6QDL_PAD_SD4_DAT3__SD4_DATA3          0x17059
+                               MX6QDL_PAD_NANDF_ALE__GPIO6_IO08        0x17059 /* SD4 RST (eMMC) */
+                       >;
+               };
+       };
+};
diff --git a/arch/arm/dts/imx6q-marsboard.dts b/arch/arm/dts/imx6q-marsboard.dts
new file mode 100644 (file)
index 0000000..05ee283
--- /dev/null
@@ -0,0 +1,417 @@
+/*
+ * Copyright (C) 2016 Sergio Prado (sergio.prado@e-labworks.com)
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License
+ *     version 2 as published by the Free Software Foundation.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+#include "imx6q.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+       model = "Embest MarS Board i.MX6Dual";
+       compatible = "embest,imx6q-marsboard", "fsl,imx6q";
+
+       memory@10000000 {
+               device_type = "memory";
+               reg = <0x10000000 0x40000000>;
+       };
+
+       reg_3p3v: regulator-3p3v {
+               compatible = "regulator-fixed";
+               regulator-name = "3P3V";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       reg_usb_otg_vbus: regulator-usb-otg-vbus {
+               compatible = "regulator-fixed";
+               regulator-name = "usb_otg_vbus";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_led>;
+
+               user1 {
+                       label = "imx6:green:user1";
+                       gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+                       linux,default-trigger = "heartbeat";
+               };
+
+               user2 {
+                       label = "imx6:green:user2";
+                       gpios = <&gpio3 28 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+               };
+       };
+};
+
+&audmux {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_audmux>;
+       status = "okay";
+};
+
+&ecspi1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi1>;
+       cs-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>;
+       status = "okay";
+
+       m25p80@0 {
+               compatible = "microchip,sst25vf016b";
+               spi-max-frequency = <20000000>;
+               reg = <0>;
+       };
+};
+
+&fec {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_enet>;
+       phy-mode = "rgmii-id";
+       phy-handle = <&rgmii_phy>;
+       status = "okay";
+
+       mdio {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               /* Atheros AR8035 PHY */
+               rgmii_phy: ethernet-phy@4 {
+                       reg = <4>;
+                       interrupts-extended = <&gpio1 28 IRQ_TYPE_LEVEL_LOW>;
+                       reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
+                       reset-assert-us = <10000>;
+                       reset-deassert-us = <1000>;
+               };
+       };
+};
+
+&hdmi {
+       ddc-i2c-bus = <&i2c2>;
+       status = "okay";
+};
+
+&i2c1 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       status = "okay";
+};
+
+&i2c2 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c2>;
+       status = "okay";
+};
+
+&i2c3 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c3>;
+       status = "okay";
+};
+
+&pwm1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm1>;
+       status = "okay";
+};
+
+&pwm2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm2>;
+       status = "okay";
+};
+
+&pwm3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm3>;
+       status = "okay";
+};
+
+&pwm4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm4>;
+       status = "okay";
+};
+
+&uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       status = "okay";
+};
+
+&uart3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart3>;
+       status = "okay";
+};
+
+&uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart4>;
+       status = "okay";
+};
+
+&uart5 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart5>;
+       status = "okay";
+};
+
+&usbh1 {
+       dr_mode = "host";
+       disable-over-current;
+       status = "okay";
+};
+
+&usbotg {
+       vbus-supply = <&reg_usb_otg_vbus>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usbotg>;
+       dr_mode = "otg";
+       disable-over-current;
+       status = "okay";
+};
+
+&usdhc2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc2>;
+       vmmc-supply = <&reg_3p3v>;
+       cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+       wp-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
+       status = "okay";
+};
+
+&usdhc3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc3>;
+       vmmc-supply = <&reg_3p3v>;
+       non-removable;
+       status = "okay";
+};
+
+&iomuxc {
+
+       pinctrl_audmux: audmuxgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_CSI0_DAT7__AUD3_RXD          0x130b0
+                       MX6QDL_PAD_CSI0_DAT4__AUD3_TXC          0x130b0
+                       MX6QDL_PAD_CSI0_DAT5__AUD3_TXD          0x110b0
+                       MX6QDL_PAD_CSI0_DAT6__AUD3_TXFS         0x130b0
+                       MX6QDL_PAD_GPIO_0__CCM_CLKO1            0x130b0 /* CAM_MCLK */
+               >;
+       };
+
+       pinctrl_ecspi1: ecspi1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_D16__ECSPI1_SCLK         0x100b1
+                       MX6QDL_PAD_EIM_D17__ECSPI1_MISO         0x100b1
+                       MX6QDL_PAD_EIM_D18__ECSPI1_MOSI         0x100b1
+                       MX6QDL_PAD_EIM_EB2__GPIO2_IO30          0x000b1 /* CS0 */
+               >;
+       };
+
+       pinctrl_enet: enetgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_ENET_MDIO__ENET_MDIO         0x1b0b0
+                       MX6QDL_PAD_ENET_MDC__ENET_MDC           0x1b0b0
+                       MX6QDL_PAD_RGMII_TXC__RGMII_TXC         0x1b030
+                       MX6QDL_PAD_RGMII_TD0__RGMII_TD0         0x1b030
+                       MX6QDL_PAD_RGMII_TD1__RGMII_TD1         0x1b030
+                       MX6QDL_PAD_RGMII_TD2__RGMII_TD2         0x1b030
+                       MX6QDL_PAD_RGMII_TD3__RGMII_TD3         0x1b030
+                       MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL   0x1b030
+                       /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */
+                       MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK    0x0a0b1
+                       /* AR8035 pin strapping: IO voltage: pull up */
+                       MX6QDL_PAD_RGMII_RXC__RGMII_RXC         0x1b030
+                       /* AR8035 pin strapping: PHYADDR#0: pull down */
+                       MX6QDL_PAD_RGMII_RD0__RGMII_RD0         0x13030
+                       /* AR8035 pin strapping: PHYADDR#1: pull down */
+                       MX6QDL_PAD_RGMII_RD1__RGMII_RD1         0x13030
+                       /* AR8035 pin strapping: MODE#1: pull up */
+                       MX6QDL_PAD_RGMII_RD2__RGMII_RD2         0x1b030
+                       /* AR8035 pin strapping: MODE#3: pull up */
+                       MX6QDL_PAD_RGMII_RD3__RGMII_RD3         0x1b030
+                       /* AR8035 pin strapping: MODE#0: pull down */
+                       MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL   0x13030
+                       /* GPIO16 -> AR8035 25MHz */
+                       MX6QDL_PAD_GPIO_16__ENET_REF_CLK        0x4001b0a8
+                       /* RGMII_nRST */
+                       MX6QDL_PAD_EIM_D31__GPIO3_IO31          0x130b0
+                       /* AR8035 interrupt */
+                       MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28       0x180b0
+               >;
+       };
+
+       pinctrl_i2c1: i2c1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_CSI0_DAT8__I2C1_SDA          0x4001b8b1
+                       MX6QDL_PAD_CSI0_DAT9__I2C1_SCL          0x4001b8b1
+               >;
+       };
+
+       pinctrl_i2c2: i2c2grp {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_COL3__I2C2_SCL           0x4001b8b1
+                       MX6QDL_PAD_KEY_ROW3__I2C2_SDA           0x4001b8b1
+               >;
+       };
+
+       pinctrl_i2c3: i2c3grp {
+               fsl,pins = <
+                       MX6QDL_PAD_GPIO_5__I2C3_SCL             0x4001b8b1
+                       MX6QDL_PAD_GPIO_6__I2C3_SDA             0x4001b8b1
+               >;
+       };
+
+       pinctrl_led: ledgrp {
+               fsl,pins = <
+                       MX6QDL_PAD_EIM_A25__GPIO5_IO02          0x1b0b1 /* LED1 */
+                       MX6QDL_PAD_EIM_D28__GPIO3_IO28          0x1b0b1 /* LED2 */
+               >;
+       };
+
+       pinctrl_pwm1: pwm1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_DISP0_DAT8__PWM1_OUT         0x1b0b1
+               >;
+       };
+
+       pinctrl_pwm2: pwm2grp {
+               fsl,pins = <
+                       MX6QDL_PAD_DISP0_DAT9__PWM2_OUT         0x1b0b1
+               >;
+       };
+
+       pinctrl_pwm3: pwm3grp {
+               fsl,pins = <
+                       MX6QDL_PAD_SD1_DAT1__PWM3_OUT           0x1b0b1
+               >;
+       };
+
+       pinctrl_pwm4: pwm4grp {
+               fsl,pins = <
+                       MX6QDL_PAD_SD1_CMD__PWM4_OUT            0x1b0b1
+               >;
+       };
+
+       pinctrl_uart1: uart1grp {
+               fsl,pins = <
+                       MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA    0x1b0b1
+                       MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA    0x1b0b1
+               >;
+       };
+
+       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_D24__UART3_TX_DATA       0x1b0b1
+                       MX6QDL_PAD_EIM_D25__UART3_RX_DATA       0x1b0b1
+               >;
+       };
+
+       pinctrl_uart4: uart4grp {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_COL0__UART4_TX_DATA      0x1b0b1
+                       MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA      0x1b0b1
+               >;
+       };
+
+       pinctrl_uart5: uart5grp {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_COL1__UART5_TX_DATA      0x1b0b1
+                       MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA      0x1b0b1
+               >;
+       };
+
+       pinctrl_usbotg: usbotggrp {
+               fsl,pins = <
+                       MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID       0x17059
+                       MX6QDL_PAD_EIM_D21__USB_OTG_OC          0x1b0b0
+                       MX6QDL_PAD_EIM_D22__GPIO3_IO22          0x000b0 /* USB OTG POWER ENABLE */
+               >;
+       };
+
+       pinctrl_usdhc2: usdhc2grp {
+               fsl,pins = <
+                       MX6QDL_PAD_SD2_CMD__SD2_CMD             0x17059
+                       MX6QDL_PAD_SD2_CLK__SD2_CLK             0x10059
+                       MX6QDL_PAD_SD2_DAT0__SD2_DATA0          0x17059
+                       MX6QDL_PAD_SD2_DAT1__SD2_DATA1          0x17059
+                       MX6QDL_PAD_SD2_DAT2__SD2_DATA2          0x17059
+                       MX6QDL_PAD_SD2_DAT3__SD2_DATA3          0x17059
+                       MX6QDL_PAD_GPIO_4__GPIO1_IO04           0x1b0b0 /* CD */
+                       MX6QDL_PAD_GPIO_2__GPIO1_IO02           0x1f0b0 /* WP */
+               >;
+       };
+
+       pinctrl_usdhc3: usdhc3grp {
+               fsl,pins = <
+                       MX6QDL_PAD_SD3_CMD__SD3_CMD             0x17009
+                       MX6QDL_PAD_SD3_CLK__SD3_CLK             0x10009
+                       MX6QDL_PAD_SD3_DAT0__SD3_DATA0          0x17009
+                       MX6QDL_PAD_SD3_DAT1__SD3_DATA1          0x17009
+                       MX6QDL_PAD_SD3_DAT2__SD3_DATA2          0x17009
+                       MX6QDL_PAD_SD3_DAT3__SD3_DATA3          0x17009
+                       MX6QDL_PAD_SD3_RST__SD3_RESET           0x17009
+               >;
+       };
+};