ARM: dts: imx6: Add dts for Embest MarS Board

Embest MarS Board [1] is a multi-core platform based on Freescale i.MX6
Cortex-A9 Dual Core, running up to 1GHz with 1 GB of RAM, 4GB of eMMC
and with a 4MB SPI flash.

[1] http://www.embest-tech.com/shop/star/marsboard.html

Signed-off-by: Sergio Prado <sergio.prado@e-labworks.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index a7d40426c1410e2d7164b181961486d21e55064e..dcfe30a73d54ffaf950bc2429c1182eef0efe7e7 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -350,6 +350,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
        imx6q-gw552x.dtb \
        imx6q-hummingboard.dtb \
        imx6q-icore-rqs.dtb \
+       imx6q-marsboard.dtb \
        imx6q-nitrogen6x.dtb \
        imx6q-nitrogen6_max.dtb \
        imx6q-novena.dtb \

diff --git a/arch/arm/boot/dts/imx6q-marsboard.dts b/arch/arm/boot/dts/imx6q-marsboard.dts
new file mode 100644 (file)
index 0000000..3f8013c
--- /dev/null
+++ b/arch/arm/boot/dts/imx6q-marsboard.dts
@@ -0,0 +1,403 @@
+/*
+ * 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 , 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 {
+               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>;
+       fsl,spi-num-chipselects = <1>;
+       status = "okay";
+
+       m25p80@0 {
+               compatible = "microchip,sst25vf016b";
+               spi-max-frequency = <20000000>;
+               reg = <0>;
+       };
+};
+
+&fec {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_enet>;
+       phy-mode = "rgmii";
+       phy-reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
+       status = "okay";
+};
+
+&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         0x1b0b0
+                       MX6QDL_PAD_RGMII_TD0__RGMII_TD0         0x1b0b0
+                       MX6QDL_PAD_RGMII_TD1__RGMII_TD1         0x1b0b0
+                       MX6QDL_PAD_RGMII_TD2__RGMII_TD2         0x1b0b0
+                       MX6QDL_PAD_RGMII_TD3__RGMII_TD3         0x1b0b0
+                       MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL   0x1b0b0
+                       /* 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         0x1b0b0
+                       /* AR8035 pin strapping: PHYADDR#0: pull down */
+                       MX6QDL_PAD_RGMII_RD0__RGMII_RD0         0x130b0
+                       /* AR8035 pin strapping: PHYADDR#1: pull down */
+                       MX6QDL_PAD_RGMII_RD1__RGMII_RD1         0x130b0
+                       /* AR8035 pin strapping: MODE#1: pull up */
+                       MX6QDL_PAD_RGMII_RD2__RGMII_RD2         0x1b0b0
+                       /* AR8035 pin strapping: MODE#3: pull up */
+                       MX6QDL_PAD_RGMII_RD3__RGMII_RD3         0x1b0b0
+                       /* AR8035 pin strapping: MODE#0: pull down */
+                       MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL   0x130b0
+                       /* 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
+               >;
+       };
+};