From c6506c2227b7f51029883ab05b43a6960134592e Mon Sep 17 00:00:00 2001 From: Marek Vasut <marex@denx.de> Date: Mon, 30 Sep 2013 00:41:29 +0200 Subject: [PATCH 47/59] 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> --- arch/arm/boot/dts/Makefile | 1 arch/arm/boot/dts/imx28-m28cu3.dts | 266 +++++++++++++++++++++++++++++++++++++ arch/arm/mach-mxs/mach-mxs.c | 7 3 files changed, 274 insertions(+) create mode 100644 arch/arm/boot/dts/imx28-m28cu3.dts Index: linux-3.12.13-rt21-r7s6/arch/arm/boot/dts/Makefile =================================================================== --- linux-3.12.13-rt21-r7s6.orig/arch/arm/boot/dts/Makefile +++ linux-3.12.13-rt21-r7s6/arch/arm/boot/dts/Makefile @@ -161,6 +161,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb imx28-cfa10057.dtb \ imx28-cfa10058.dtb \ imx28-evk.dtb \ + imx28-m28cu3.dtb \ imx28-m28evk.dtb \ imx28-sps1.dtb \ imx28-tx28.dtb Index: linux-3.12.13-rt21-r7s6/arch/arm/boot/dts/imx28-m28cu3.dts =================================================================== --- /dev/null +++ linux-3.12.13-rt21-r7s6/arch/arm/boot/dts/imx28-m28cu3.dts @@ -0,0 +1,266 @@ +/* + * Copyright (C) 2013 Marek Vasut <marex@denx.de> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +#include "imx28.dtsi" + +/ { + model = "MSR M28CU3"; + compatible = "msr,m28cu3", "fsl,imx28"; + + memory { + reg = <0x40000000 0x08000000>; + }; + + apb@80000000 { + apbh@80000000 { + gpmi-nand@8000c000 { + #address-cells = <1>; + #size-cells = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>; + status = "okay"; + + partition@0 { + label = "gpmi-nfc-0-boot"; + reg = <0x00000000 0x01400000>; + read-only; + }; + + partition@1 { + label = "gpmi-nfc-general-use"; + reg = <0x01400000 0x0ec00000>; + }; + }; + + ssp0: ssp@80010000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a + &mmc0_cd_cfg + &mmc0_sck_cfg>; + bus-width = <4>; + vmmc-supply = <®_vddio_sd0>; + status = "okay"; + }; + + ssp2: ssp@80014000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_4bit_pins_a + &mmc2_cd_cfg + &mmc2_sck_cfg>; + bus-width = <4>; + vmmc-supply = <®_vddio_sd1>; + status = "okay"; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_SSP2_SS0__GPIO_2_19 + MX28_PAD_PWM4__GPIO_3_29 + MX28_PAD_AUART2_RX__GPIO_3_8 + MX28_PAD_ENET0_RX_CLK__GPIO_4_13 + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + fsl,pull-up = <MXS_PULL_DISABLE>; + }; + + lcdif_pins_m28: lcdif-m28@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_LCD_VSYNC__LCD_VSYNC + MX28_PAD_LCD_HSYNC__LCD_HSYNC + MX28_PAD_LCD_DOTCLK__LCD_DOTCLK + MX28_PAD_LCD_RESET__LCD_RESET + MX28_PAD_LCD_CS__LCD_ENABLE + MX28_PAD_AUART1_TX__GPIO_3_5 + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + fsl,pull-up = <MXS_PULL_DISABLE>; + }; + + led_pins_gpio: leds-m28@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_SSP3_MISO__GPIO_2_26 + MX28_PAD_SSP3_SCK__GPIO_2_24 + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + fsl,pull-up = <MXS_PULL_DISABLE>; + }; + }; + + ocotp@8002c000 { + status = "okay"; + }; + + lcdif@80030000 { + pinctrl-names = "default"; + pinctrl-0 = <&lcdif_24bit_pins_a + &lcdif_pins_m28>; + display = <&display>; + reset-active-high; + status = "okay"; + + display: display0 { + bits-per-pixel = <32>; + bus-width = <24>; + + display-timings { + native-mode = <&timing0>; + timing0: timing0 { + clock-frequency = <6410256>; + hactive = <320>; + vactive = <240>; + hback-porch = <38>; + hfront-porch = <20>; + vback-porch = <15>; + vfront-porch = <5>; + hsync-len = <30>; + vsync-len = <3>; + hsync-active = <0>; + vsync-active = <0>; + de-active = <1>; + pixelclk-active = <1>; + }; + }; + }; + }; + }; + + apbx@80040000 { + duart: serial@80074000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_b>; + status = "okay"; + }; + + usbphy1: usbphy@8007e000 { + status = "okay"; + }; + + auart0: serial@8006a000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_2pins_a>; + status = "okay"; + }; + + auart3: serial@80070000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart3_2pins_b>; + status = "okay"; + }; + + pwm: pwm@80064000 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm3_pins_a>; + status = "okay"; + }; + }; + }; + + ahb@80080000 { + usb1: usb@80090000 { + vbus-supply = <®_usb1_vbus>; + pinctrl-names = "default"; + pinctrl-0 = <&usbphy1_pins_a>; + disable-over-current; + status = "okay"; + }; + + mac0: ethernet@800f0000 { + phy-mode = "rmii"; + pinctrl-names = "default"; + pinctrl-0 = <&mac0_pins_a>; + phy-reset-gpios = <&gpio4 13 0>; + phy-reset-duration = <100>; + status = "okay"; + }; + + mac1: ethernet@800f4000 { + phy-mode = "rmii"; + pinctrl-names = "default"; + pinctrl-0 = <&mac1_pins_a>; + status = "okay"; + }; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 3 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&led_pins_gpio>; + + user1 { + label = "sd0-led"; + gpios = <&gpio2 26 0>; + linux,default-trigger = "mmc0"; + }; + + user2 { + label = "sd1-led"; + gpios = <&gpio2 24 0>; + linux,default-trigger = "mmc2"; + }; + }; + + regulators { + compatible = "simple-bus"; + + reg_3p3v: 3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + reg_vddio_sd0: vddio-sd0 { + compatible = "regulator-fixed"; + regulator-name = "vddio-sd0"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 29 0>; + }; + + reg_vddio_sd1: vddio-sd1 { + compatible = "regulator-fixed"; + regulator-name = "vddio-sd1"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 19 0>; + }; + + reg_usb1_vbus: usb1_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 8 0>; + enable-active-high; + }; + }; +}; Index: linux-3.12.13-rt21-r7s6/arch/arm/mach-mxs/mach-mxs.c =================================================================== --- linux-3.12.13-rt21-r7s6.orig/arch/arm/mach-mxs/mach-mxs.c +++ linux-3.12.13-rt21-r7s6/arch/arm/mach-mxs/mach-mxs.c @@ -332,6 +332,11 @@ static void __init crystalfontz_init(voi update_fec_mac_prop(OUI_CRYSTALFONTZ); } +static void __init m28cu3_init(void) +{ + update_fec_mac_prop(OUI_DENX); +} + static const char __init *mxs_get_soc_id(void) { struct device_node *np; @@ -459,6 +464,8 @@ static void __init mxs_machine_init(void apx4devkit_init(); else if (of_machine_is_compatible("crystalfontz,cfa10036")) crystalfontz_init(); + else if (of_machine_is_compatible("msr,m28cu3")) + m28cu3_init(); of_platform_populate(NULL, of_default_bus_match_table, NULL, parent);