mirror of https://gitee.com/openkylin/linux.git
ARM: dts: mxs: Add MSR M28CU3 board
This board is based on the M28 SoM with custom baseboard. Supported are LEDs, ethernet, PWM, LCD, SD slots. Signed-off-by: Marek Vasut <marex@denx.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Marek Vasut
Shawn Guo
parent
80121372ec
commit
e0ec2f39ef
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@ -159,6 +159,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
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imx28-cfa10057.dtb \
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imx28-cfa10058.dtb \
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imx28-evk.dtb \
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imx28-m28cu3.dtb \
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imx28-m28evk.dtb \
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imx28-sps1.dtb \
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imx28-tx28.dtb
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@ -0,0 +1,266 @@
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/*
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* Copyright (C) 2013 Marek Vasut <marex@denx.de>
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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/dts-v1/;
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#include "imx28.dtsi"
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/ {
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model = "MSR M28CU3";
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compatible = "msr,m28cu3", "fsl,imx28";
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memory {
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reg = <0x40000000 0x08000000>;
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};
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apb@80000000 {
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apbh@80000000 {
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gpmi-nand@8000c000 {
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#address-cells = <1>;
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#size-cells = <1>;
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pinctrl-names = "default";
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pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
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status = "okay";
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partition@0 {
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label = "gpmi-nfc-0-boot";
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reg = <0x00000000 0x01400000>;
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read-only;
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};
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partition@1 {
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label = "gpmi-nfc-general-use";
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reg = <0x01400000 0x0ec00000>;
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};
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};
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ssp0: ssp@80010000 {
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compatible = "fsl,imx28-mmc";
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_4bit_pins_a
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&mmc0_cd_cfg
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&mmc0_sck_cfg>;
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bus-width = <4>;
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vmmc-supply = <®_vddio_sd0>;
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status = "okay";
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};
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ssp2: ssp@80014000 {
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compatible = "fsl,imx28-mmc";
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pinctrl-names = "default";
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pinctrl-0 = <&mmc2_4bit_pins_a
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&mmc2_cd_cfg
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&mmc2_sck_cfg>;
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bus-width = <4>;
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vmmc-supply = <®_vddio_sd1>;
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status = "okay";
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};
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pinctrl@80018000 {
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pinctrl-names = "default";
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pinctrl-0 = <&hog_pins_a>;
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hog_pins_a: hog@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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MX28_PAD_SSP2_SS0__GPIO_2_19
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MX28_PAD_PWM4__GPIO_3_29
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MX28_PAD_AUART2_RX__GPIO_3_8
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MX28_PAD_ENET0_RX_CLK__GPIO_4_13
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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fsl,voltage = <MXS_VOLTAGE_HIGH>;
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fsl,pull-up = <MXS_PULL_DISABLE>;
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};
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lcdif_pins_m28: lcdif-m28@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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MX28_PAD_LCD_VSYNC__LCD_VSYNC
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MX28_PAD_LCD_HSYNC__LCD_HSYNC
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MX28_PAD_LCD_DOTCLK__LCD_DOTCLK
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MX28_PAD_LCD_RESET__LCD_RESET
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MX28_PAD_LCD_CS__LCD_ENABLE
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MX28_PAD_AUART1_TX__GPIO_3_5
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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fsl,voltage = <MXS_VOLTAGE_HIGH>;
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fsl,pull-up = <MXS_PULL_DISABLE>;
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};
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led_pins_gpio: leds-m28@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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MX28_PAD_SSP3_MISO__GPIO_2_26
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MX28_PAD_SSP3_SCK__GPIO_2_24
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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fsl,voltage = <MXS_VOLTAGE_HIGH>;
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fsl,pull-up = <MXS_PULL_DISABLE>;
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};
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};
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ocotp@8002c000 {
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status = "okay";
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};
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lcdif@80030000 {
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pinctrl-names = "default";
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pinctrl-0 = <&lcdif_24bit_pins_a
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&lcdif_pins_m28>;
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display = <&display>;
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reset-active-high;
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status = "okay";
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display: display0 {
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bits-per-pixel = <32>;
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bus-width = <24>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <6410256>;
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hactive = <320>;
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vactive = <240>;
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hback-porch = <38>;
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hfront-porch = <20>;
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vback-porch = <15>;
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vfront-porch = <5>;
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hsync-len = <30>;
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vsync-len = <3>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <1>;
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pixelclk-active = <1>;
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};
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};
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};
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};
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};
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apbx@80040000 {
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duart: serial@80074000 {
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pinctrl-names = "default";
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pinctrl-0 = <&duart_pins_b>;
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status = "okay";
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};
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usbphy1: usbphy@8007e000 {
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status = "okay";
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};
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auart0: serial@8006a000 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart0_2pins_a>;
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status = "okay";
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};
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auart3: serial@80070000 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart3_2pins_b>;
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status = "okay";
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};
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pwm: pwm@80064000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pwm3_pins_a>;
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status = "okay";
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};
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};
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};
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ahb@80080000 {
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usb1: usb@80090000 {
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vbus-supply = <®_usb1_vbus>;
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pinctrl-names = "default";
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pinctrl-0 = <&usbphy1_pins_a>;
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disable-over-current;
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status = "okay";
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};
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mac0: ethernet@800f0000 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&mac0_pins_a>;
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phy-reset-gpios = <&gpio4 13 0>;
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phy-reset-duration = <100>;
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status = "okay";
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};
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mac1: ethernet@800f4000 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&mac1_pins_a>;
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status = "okay";
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};
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};
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backlight {
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compatible = "pwm-backlight";
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pwms = <&pwm 3 5000000>;
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brightness-levels = <0 4 8 16 32 64 128 255>;
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default-brightness-level = <6>;
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&led_pins_gpio>;
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user1 {
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label = "sd0-led";
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gpios = <&gpio2 26 0>;
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linux,default-trigger = "mmc0";
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};
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user2 {
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label = "sd1-led";
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gpios = <&gpio2 24 0>;
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linux,default-trigger = "mmc2";
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};
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};
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regulators {
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compatible = "simple-bus";
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reg_3p3v: 3p3v {
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compatible = "regulator-fixed";
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regulator-name = "3P3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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reg_vddio_sd0: vddio-sd0 {
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compatible = "regulator-fixed";
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regulator-name = "vddio-sd0";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio3 29 0>;
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};
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reg_vddio_sd1: vddio-sd1 {
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compatible = "regulator-fixed";
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regulator-name = "vddio-sd1";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio2 19 0>;
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};
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reg_usb1_vbus: usb1_vbus {
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compatible = "regulator-fixed";
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regulator-name = "usb1_vbus";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio3 8 0>;
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enable-active-high;
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};
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};
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};
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@ -332,6 +332,11 @@ static void __init crystalfontz_init(void)
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update_fec_mac_prop(OUI_CRYSTALFONTZ);
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}
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static void __init m28cu3_init(void)
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{
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update_fec_mac_prop(OUI_DENX);
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}
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static const char __init *mxs_get_soc_id(void)
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{
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struct device_node *np;
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@ -459,6 +464,8 @@ static void __init mxs_machine_init(void)
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apx4devkit_init();
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else if (of_machine_is_compatible("crystalfontz,cfa10036"))
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crystalfontz_init();
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else if (of_machine_is_compatible("msr,m28cu3"))
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m28cu3_init();
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of_platform_populate(NULL, of_default_bus_match_table,
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NULL, parent);
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