ARM: dts: add initial Rex Pro board support

Add initial Rex Pro i.mx6q board support. Ethernet, UART, USB, I2C, SPI, HDMI,
Audio, and SDHC cards are working.  Currently no mainline u-boot, so boot with
cat zImage imx6q-rex-pro.dtb > zImage.dtb, then using mkimage create uImage

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 90d5f49..0621042 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -219,6 +219,7 @@ dtb-$(CONFIG_ARCH_MXC) += \
        imx6q-gw54xx.dtb \
        imx6q-nitrogen6x.dtb \
        imx6q-phytec-pbab01.dtb \
+       imx6q-rex-pro.dtb \
        imx6q-sabreauto.dtb \
        imx6q-sabrelite.dtb \
        imx6q-sabresd.dtb \

diff --git a/arch/arm/boot/dts/imx6q-rex-pro.dts b/arch/arm/boot/dts/imx6q-rex-pro.dts
new file mode 100644 (file)
index 0000000..3c2852b
--- /dev/null
+++ b/arch/arm/boot/dts/imx6q-rex-pro.dts
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2014 FEDEVEL, Inc.
+ *
+ * Author: Robert Nelson <robertcnelson@gmail.com>
+ *
+ * This program 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.
+ *
+ */
+/dts-v1/;
+#include "imx6q.dtsi"
+#include "imx6qdl-rex.dtsi"
+
+/ {
+       model = "Rex Pro i.MX6 Quad Board";
+       compatible = "rex,imx6q-rex-pro", "fsl,imx6q";
+
+       memory {
+               reg = <0x10000000 0x80000000>;
+       };
+};
+
+&ecspi3 {
+       flash: m25p80@0 {
+               compatible = "sst,sst25vf032b";
+               spi-max-frequency = <20000000>;
+               reg = <0>;
+       };
+};
+
+&sata {
+       status = "okay";
+};

diff --git a/arch/arm/boot/dts/imx6qdl-rex.dtsi b/arch/arm/boot/dts/imx6qdl-rex.dtsi
new file mode 100644 (file)
index 0000000..df7bcf8
--- /dev/null
+++ b/arch/arm/boot/dts/imx6qdl-rex.dtsi
@@ -0,0 +1,357 @@
+/*
+ * Copyright 2014 FEDEVEL, Inc.
+ *
+ * Author: Robert Nelson <robertcnelson@gmail.com>
+ *
+ * This program 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.
+ *
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+       chosen {
+               stdout-path = &uart1;
+       };
+
+       regulators {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               reg_3p3v: regulator@0 {
+                       compatible = "regulator-fixed";
+                       reg = <0>;
+                       regulator-name = "3P3V";
+                       regulator-min-microvolt = <3300000>;
+                       regulator-max-microvolt = <3300000>;
+                       regulator-always-on;
+               };
+
+               reg_usbh1_vbus: regulator@1 {
+                       compatible = "regulator-fixed";
+                       reg = <1>;
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&pinctrl_usbh1>;
+                       regulator-name = "usbh1_vbus";
+                       regulator-min-microvolt = <5000000>;
+                       regulator-max-microvolt = <5000000>;
+                       gpio = <&gpio3 31 GPIO_ACTIVE_HIGH>;
+                       enable-active-high;
+               };
+
+               reg_usb_otg_vbus: regulator@2 {
+                       compatible = "regulator-fixed";
+                       reg = <2>;
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&pinctrl_usbotg>;
+                       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>;
+
+               led0: usr {
+                       label = "usr";
+                       gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+                       linux,default-trigger = "heartbeat";
+               };
+       };
+
+       sound {
+               compatible = "fsl,imx6-rex-sgtl5000",
+                            "fsl,imx-audio-sgtl5000";
+               model = "imx6-rex-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>;
+       };
+};
+
+&audmux {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_audmux>;
+       status = "okay";
+};
+
+&ecspi2 {
+       fsl,spi-num-chipselects = <1>;
+       cs-gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi2>;
+       status = "okay";
+};
+
+&ecspi3 {
+       fsl,spi-num-chipselects = <1>;
+       cs-gpios = <&gpio4 26 GPIO_ACTIVE_LOW>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi3>;
+       status = "okay";
+};
+
+&fec {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_enet>;
+       phy-mode = "rgmii";
+       phy-reset-gpios = <&gpio1 25 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";
+
+       codec: sgtl5000@0a {
+               compatible = "fsl,sgtl5000";
+               reg = <0x0a>;
+               clocks = <&clks 201>;
+               VDDA-supply = <&reg_3p3v>;
+               VDDIO-supply = <&reg_3p3v>;
+       };
+};
+
+&i2c2 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c2>;
+       status = "okay";
+
+       eeprom@57 {
+               compatible = "at,24c02";
+               reg = <0x57>;
+       };
+};
+
+&i2c3 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c3>;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_hog>;
+
+       imx6qdl-rex {
+               pinctrl_hog: hoggrp {
+                       fsl,pins = <
+                               /* SGTL5000 sys_mclk */
+                               MX6QDL_PAD_GPIO_0__CCM_CLKO1            0x030b0
+                       >;
+               };
+
+               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
+                       >;
+               };
+
+               pinctrl_ecspi2: ecspi2grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_DISP0_DAT2__ECSPI3_MISO      0x100b1
+                               MX6QDL_PAD_DISP0_DAT1__ECSPI3_MOSI      0x100b1
+                               MX6QDL_PAD_DISP0_DAT0__ECSPI3_SCLK      0x100b1
+                               /* CS */
+                               MX6QDL_PAD_DISP0_DAT5__GPIO4_IO26       0x000b1
+                       >;
+               };
+
+               pinctrl_ecspi3: ecspi3grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_DISP0_DAT17__ECSPI2_MISO     0x100b1
+                               MX6QDL_PAD_DISP0_DAT16__ECSPI2_MOSI     0x100b1
+                               MX6QDL_PAD_DISP0_DAT19__ECSPI2_SCLK     0x100b1
+                               /* CS */
+                               MX6QDL_PAD_DISP0_DAT18__GPIO5_IO12      0x000b1
+                       >;
+               };
+
+               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
+                               MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK    0x1b0b0
+                               MX6QDL_PAD_RGMII_RXC__RGMII_RXC         0x1b0b0
+                               MX6QDL_PAD_RGMII_RD0__RGMII_RD0         0x1b0b0
+                               MX6QDL_PAD_RGMII_RD1__RGMII_RD1         0x1b0b0
+                               MX6QDL_PAD_RGMII_RD2__RGMII_RD2         0x1b0b0
+                               MX6QDL_PAD_RGMII_RD3__RGMII_RD3         0x1b0b0
+                               MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL   0x1b0b0
+                               MX6QDL_PAD_GPIO_16__ENET_REF_CLK        0x4001b0a8
+                               /* Phy reset */
+                               MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25      0x000b0
+                       >;
+               };
+
+               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_EIM_D17__I2C3_SCL            0x4001b8b1
+                               MX6QDL_PAD_EIM_D18__I2C3_SDA            0x4001b8b1
+                       >;
+               };
+
+               pinctrl_led: ledgrp {
+                       fsl,pins = <
+                               /* user led */
+                               MX6QDL_PAD_GPIO_2__GPIO1_IO02           0x80000000
+                       >;
+               };
+
+               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_SD4_DAT7__UART2_TX_DATA      0x1b0b1
+                               MX6QDL_PAD_SD4_DAT4__UART2_RX_DATA      0x1b0b1
+                       >;
+               };
+
+               pinctrl_usbh1: usbh1grp {
+                       fsl,pins = <
+                               /* power enable, high active */
+                               MX6QDL_PAD_EIM_D31__GPIO3_IO31          0x10b0
+                       >;
+               };
+
+               pinctrl_usbotg: usbotggrp {
+                       fsl,pins = <
+                               MX6QDL_PAD_GPIO_1__USB_OTG_ID           0x17059
+                               MX6QDL_PAD_EIM_D21__USB_OTG_OC          0x1b0b0
+                               /* power enable, high active */
+                               MX6QDL_PAD_EIM_D22__GPIO3_IO22          0x10b0
+                       >;
+               };
+
+               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
+                               /* CD */
+                               MX6QDL_PAD_NANDF_D2__GPIO2_IO02         0x1b0b0
+                               /* WP */
+                               MX6QDL_PAD_NANDF_D3__GPIO2_IO03         0x1f0b0
+                       >;
+               };
+
+               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
+                               /* CD */
+                               MX6QDL_PAD_NANDF_D0__GPIO2_IO00         0x1b0b0
+                               /* WP */
+                               MX6QDL_PAD_NANDF_D1__GPIO2_IO01         0x1f0b0
+                       >;
+               };
+       };
+};
+
+&ssi1 {
+       fsl,mode = "i2s-slave";
+       status = "okay";
+};
+
+&uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       status = "okay";
+};
+
+&usbh1 {
+       vbus-supply = <&reg_usbh1_vbus>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usbh1>;
+       status = "okay";
+};
+
+&usbotg {
+       vbus-supply = <&reg_usb_otg_vbus>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usbotg>;
+       status = "okay";
+};
+
+&usdhc2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc2>;
+       bus-width = <4>;
+       cd-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
+       wp-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
+       status = "okay";
+};
+
+&usdhc3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc3>;
+       bus-width = <4>;
+       cd-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
+       wp-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
+       status = "okay";
+};