mirror of https://gitee.com/openkylin/linux.git
724 lines
16 KiB
Plaintext
724 lines
16 KiB
Plaintext
/*
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* Copyright 2012 Shawn Guo <shawn.guo@linaro.org>
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* Copyright 2013 Lothar Waßmann <LW@KARO-electronics.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 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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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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/ {
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model = "Ka-Ro electronics TX28 module";
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compatible = "karo,tx28", "fsl,imx28";
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aliases {
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can0 = &can0;
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can1 = &can1;
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display = &display0;
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ds1339 = &ds1339;
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gpio5 = &gpio5;
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lcdif = &lcdif;
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lcdif_23bit_pins = &tx28_lcdif_23bit_pins;
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lcdif_24bit_pins = &lcdif_24bit_pins_a;
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reg_can_xcvr = ®_can_xcvr;
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spi_gpio = &spi_gpio;
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spi_mxs = &ssp3;
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stk5led = &user_led;
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usbotg = &usb0;
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};
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memory {
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reg = <0 0>; /* will be filled in by U-Boot */
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};
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onewire {
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compatible = "w1-gpio";
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gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;
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status = "disabled";
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};
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regulators {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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reg_usb0_vbus: regulator@0 {
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compatible = "regulator-fixed";
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reg = <0>;
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regulator-name = "usb0_vbus";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio0 18 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_usb1_vbus: regulator@1 {
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compatible = "regulator-fixed";
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reg = <1>;
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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 27 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_2p5v: regulator@2 {
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compatible = "regulator-fixed";
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reg = <2>;
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regulator-name = "2P5V";
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regulator-min-microvolt = <2500000>;
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regulator-max-microvolt = <2500000>;
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regulator-always-on;
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};
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reg_3p3v: regulator@3 {
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compatible = "regulator-fixed";
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reg = <3>;
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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_can_xcvr: regulator@4 {
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compatible = "regulator-fixed";
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reg = <4>;
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regulator-name = "CAN XCVR";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio1 0 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&tx28_flexcan_xcvr_pins>;
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};
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reg_lcd: regulator@5 {
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compatible = "regulator-fixed";
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reg = <5>;
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regulator-name = "LCD POWER";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio1 31 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_lcd_reset: regulator@6 {
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compatible = "regulator-fixed";
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reg = <6>;
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regulator-name = "LCD RESET";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>;
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startup-delay-us = <300000>;
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enable-active-high;
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regulator-always-on;
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regulator-boot-on;
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};
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};
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clocks {
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#address-cells = <1>;
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#size-cells = <0>;
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mclk: clock@0 {
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compatible = "fixed-clock";
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reg = <0>;
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#clock-cells = <0>;
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clock-frequency = <27000000>;
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};
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};
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sound {
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compatible = "fsl,imx28-tx28-sgtl5000",
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"fsl,mxs-audio-sgtl5000";
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model = "imx28-tx28-sgtl5000";
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saif-controllers = <&saif0 &saif1>;
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audio-codec = <&sgtl5000>;
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};
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leds {
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compatible = "gpio-leds";
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user_led: user {
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label = "Heartbeat";
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gpios = <&gpio4 10 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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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 0 500000>;
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/*
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* a silly way to create a 1:1 relationship between the
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* PWM value and the actual duty cycle
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*/
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brightness-levels = < 0 1 2 3 4 5 6 7 8 9
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10 11 12 13 14 15 16 17 18 19
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20 21 22 23 24 25 26 27 28 29
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30 31 32 33 34 35 36 37 38 39
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40 41 42 43 44 45 46 47 48 49
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50 51 52 53 54 55 56 57 58 59
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60 61 62 63 64 65 66 67 68 69
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70 71 72 73 74 75 76 77 78 79
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80 81 82 83 84 85 86 87 88 89
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90 91 92 93 94 95 96 97 98 99
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100>;
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default-brightness-level = <50>;
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};
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matrix_keypad: matrix-keypad@0 {
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compatible = "gpio-matrix-keypad";
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col-gpios = <
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&gpio5 0 GPIO_ACTIVE_HIGH
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&gpio5 1 GPIO_ACTIVE_HIGH
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&gpio5 2 GPIO_ACTIVE_HIGH
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&gpio5 3 GPIO_ACTIVE_HIGH
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>;
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row-gpios = <
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&gpio5 4 GPIO_ACTIVE_HIGH
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&gpio5 5 GPIO_ACTIVE_HIGH
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&gpio5 6 GPIO_ACTIVE_HIGH
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&gpio5 7 GPIO_ACTIVE_HIGH
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>;
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/* sample keymap */
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linux,keymap = <
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0x00000074 /* row 0, col 0, KEY_POWER */
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0x00010052 /* row 0, col 1, KEY_KP0 */
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0x0002004f /* row 0, col 2, KEY_KP1 */
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0x00030050 /* row 0, col 3, KEY_KP2 */
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0x01000051 /* row 1, col 0, KEY_KP3 */
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0x0101004b /* row 1, col 1, KEY_KP4 */
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0x0102004c /* row 1, col 2, KEY_KP5 */
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0x0103004d /* row 1, col 3, KEY_KP6 */
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0x02000047 /* row 2, col 0, KEY_KP7 */
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0x02010048 /* row 2, col 1, KEY_KP8 */
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0x02020049 /* row 2, col 2, KEY_KP9 */
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>;
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gpio-activelow;
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linux,wakeup;
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debounce-delay-ms = <100>;
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col-scan-delay-us = <5000>;
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linux,no-autorepeat;
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};
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spi_gpio: spi-gpio {
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compatible = "spi-gpio";
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-names = "default";
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pinctrl-0 = <&tx28_spi_gpio_pins>;
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gpio-sck = <&gpio2 24 GPIO_ACTIVE_HIGH>;
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gpio-mosi = <&gpio2 25 GPIO_ACTIVE_HIGH>;
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gpio-miso = <&gpio2 26 GPIO_ACTIVE_HIGH>;
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num-chipselects = <3>;
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cs-gpios = <
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&gpio2 27 GPIO_ACTIVE_LOW
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&gpio3 8 GPIO_ACTIVE_LOW
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&gpio3 9 GPIO_ACTIVE_LOW
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>;
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/* enable this and disable ssp3 below, if you need full duplex SPI transfer */
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status = "disabled";
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spi@0 {
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compatible = "spidev";
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reg = <0>;
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spi-max-frequency = <57600000>;
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};
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spi@1 {
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compatible = "spidev";
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reg = <1>;
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spi-max-frequency = <57600000>;
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};
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spi@2 {
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compatible = "spidev";
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reg = <2>;
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spi-max-frequency = <57600000>;
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};
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};
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};
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/* 2nd TX-Std UART - (A)UART1 */
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&auart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart1_pins_a>;
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status = "okay";
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};
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/* 3rd TX-Std UART - (A)UART3 */
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&auart3 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart3_pins_a>;
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status = "okay";
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};
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&can0 {
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pinctrl-names = "default";
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pinctrl-0 = <&can0_pins_a>;
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xceiver-supply = <®_can_xcvr>;
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status = "okay";
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};
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&can1 {
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pinctrl-names = "default";
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pinctrl-0 = <&can1_pins_a>;
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xceiver-supply = <®_can_xcvr>;
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status = "okay";
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};
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&digctl {
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status = "okay";
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};
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/* 1st TX-Std UART - (D)UART */
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&duart {
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pinctrl-names = "default";
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pinctrl-0 = <&duart_4pins_a>;
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status = "okay";
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};
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&gpmi {
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pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
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nand-on-flash-bbt;
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status = "okay";
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};
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&i2c0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins_a>;
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clock-frequency = <400000>;
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status = "okay";
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sgtl5000: sgtl5000@0a {
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compatible = "fsl,sgtl5000";
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reg = <0x0a>;
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VDDA-supply = <®_2p5v>;
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VDDIO-supply = <®_3p3v>;
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clocks = <&mclk>;
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};
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gpio5: pca953x@20 {
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compatible = "nxp,pca9554";
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reg = <0x20>;
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pinctrl-names = "default";
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pinctrl-0 = <&tx28_pca9554_pins>;
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interrupt-parent = <&gpio3>;
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interrupts = <28 0>;
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-controller;
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#interrupt-cells = <2>;
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};
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polytouch: edt-ft5x06@38 {
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compatible = "edt,edt-ft5x06";
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reg = <0x38>;
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pinctrl-names = "default";
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pinctrl-0 = <&tx28_edt_ft5x06_pins>;
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interrupt-parent = <&gpio2>;
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interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
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reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
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wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
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};
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touchscreen: tsc2007@48 {
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compatible = "ti,tsc2007";
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reg = <0x48>;
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pinctrl-names = "default";
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pinctrl-0 = <&tx28_tsc2007_pins>;
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interrupt-parent = <&gpio3>;
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interrupts = <20 0>;
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pendown-gpio = <&gpio3 20 GPIO_ACTIVE_LOW>;
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ti,x-plate-ohms = /bits/ 16 <660>;
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};
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ds1339: rtc@68 {
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compatible = "mxim,ds1339";
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reg = <0x68>;
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};
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};
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&lcdif {
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pinctrl-names = "default";
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pinctrl-0 = <&lcdif_24bit_pins_a &lcdif_sync_pins_a &tx28_lcdif_ctrl_pins>;
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lcd-supply = <®_lcd>;
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display = <&display0>;
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status = "okay";
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display0: 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 = <&timing5>;
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timing0: timing0 {
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panel-name = "VGA";
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clock-frequency = <25175000>;
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hactive = <640>;
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vactive = <480>;
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hback-porch = <48>;
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hsync-len = <96>;
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hfront-porch = <16>;
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vback-porch = <33>;
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vsync-len = <2>;
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vfront-porch = <10>;
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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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timing1: timing1 {
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panel-name = "ETV570";
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clock-frequency = <25175000>;
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hactive = <640>;
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vactive = <480>;
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hback-porch = <114>;
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hsync-len = <30>;
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hfront-porch = <16>;
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vback-porch = <32>;
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vsync-len = <3>;
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vfront-porch = <10>;
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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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timing2: timing2 {
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panel-name = "ET0350";
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clock-frequency = <6500000>;
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hactive = <320>;
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vactive = <240>;
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hback-porch = <34>;
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hsync-len = <34>;
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hfront-porch = <20>;
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vback-porch = <15>;
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vsync-len = <3>;
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vfront-porch = <4>;
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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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timing3: timing3 {
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panel-name = "ET0430";
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clock-frequency = <9000000>;
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hactive = <480>;
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vactive = <272>;
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hback-porch = <2>;
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hsync-len = <41>;
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hfront-porch = <2>;
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vback-porch = <2>;
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vsync-len = <10>;
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vfront-porch = <2>;
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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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timing4: timing4 {
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panel-name = "ET0500", "ET0700";
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clock-frequency = <33260000>;
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hactive = <800>;
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vactive = <480>;
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hback-porch = <88>;
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hsync-len = <128>;
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hfront-porch = <40>;
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vback-porch = <33>;
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vsync-len = <2>;
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vfront-porch = <10>;
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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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timing5: timing5 {
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panel-name = "ETQ570";
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clock-frequency = <6400000>;
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hactive = <320>;
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vactive = <240>;
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hback-porch = <38>;
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hsync-len = <30>;
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hfront-porch = <30>;
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vback-porch = <16>;
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vsync-len = <3>;
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vfront-porch = <4>;
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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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&lradc {
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fsl,lradc-touchscreen-wires = <4>;
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status = "okay";
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};
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&mac0 {
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phy-mode = "rmii";
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pinctrl-names = "default", "gpio_mode";
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pinctrl-0 = <&mac0_pins_a>;
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pinctrl-1 = <&tx28_mac0_pins_gpio>;
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status = "okay";
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};
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&mac1 {
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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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/* not enabled by default */
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};
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&mxs_rtc {
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status = "okay";
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};
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&ocotp {
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status = "okay";
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};
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&pwm {
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pinctrl-names = "default";
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pinctrl-0 = <&pwm0_pins_a>;
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status = "okay";
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};
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&pinctrl {
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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_ENET0_RXD3__GPIO_4_10 /* module LED */
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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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tx28_edt_ft5x06_pins: tx28-edt-ft5x06-pins {
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fsl,pinmux-ids = <
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MX28_PAD_SSP0_DATA6__GPIO_2_6 /* RESET */
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MX28_PAD_SSP0_DATA5__GPIO_2_5 /* IRQ */
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MX28_PAD_ENET0_RXD2__GPIO_4_9 /* WAKE */
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_flexcan_xcvr_pins: tx28-flexcan-xcvr-pins {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_LCD_D00__GPIO_1_0
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_4mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_lcdif_23bit_pins: tx28-lcdif-23bit {
|
|
fsl,pinmux-ids = <
|
|
/* LCD_D00 may be used as Flexcan Transceiver Enable on STK5-V5 */
|
|
MX28_PAD_LCD_D01__LCD_D1
|
|
MX28_PAD_LCD_D02__LCD_D2
|
|
MX28_PAD_LCD_D03__LCD_D3
|
|
MX28_PAD_LCD_D04__LCD_D4
|
|
MX28_PAD_LCD_D05__LCD_D5
|
|
MX28_PAD_LCD_D06__LCD_D6
|
|
MX28_PAD_LCD_D07__LCD_D7
|
|
MX28_PAD_LCD_D08__LCD_D8
|
|
MX28_PAD_LCD_D09__LCD_D9
|
|
MX28_PAD_LCD_D10__LCD_D10
|
|
MX28_PAD_LCD_D11__LCD_D11
|
|
MX28_PAD_LCD_D12__LCD_D12
|
|
MX28_PAD_LCD_D13__LCD_D13
|
|
MX28_PAD_LCD_D14__LCD_D14
|
|
MX28_PAD_LCD_D15__LCD_D15
|
|
MX28_PAD_LCD_D16__LCD_D16
|
|
MX28_PAD_LCD_D17__LCD_D17
|
|
MX28_PAD_LCD_D18__LCD_D18
|
|
MX28_PAD_LCD_D19__LCD_D19
|
|
MX28_PAD_LCD_D20__LCD_D20
|
|
MX28_PAD_LCD_D21__LCD_D21
|
|
MX28_PAD_LCD_D22__LCD_D22
|
|
MX28_PAD_LCD_D23__LCD_D23
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_4mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_lcdif_ctrl_pins: tx28-lcdif-ctrl {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_LCD_ENABLE__GPIO_1_31 /* Enable */
|
|
MX28_PAD_LCD_RESET__GPIO_3_30 /* Reset */
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_4mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_mac0_pins_gpio: tx28-mac0-gpio-pins {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_ENET0_MDC__GPIO_4_0
|
|
MX28_PAD_ENET0_MDIO__GPIO_4_1
|
|
MX28_PAD_ENET0_RX_EN__GPIO_4_2
|
|
MX28_PAD_ENET0_RXD0__GPIO_4_3
|
|
MX28_PAD_ENET0_RXD1__GPIO_4_4
|
|
MX28_PAD_ENET0_TX_EN__GPIO_4_6
|
|
MX28_PAD_ENET0_TXD0__GPIO_4_7
|
|
MX28_PAD_ENET0_TXD1__GPIO_4_8
|
|
MX28_PAD_ENET_CLK__GPIO_4_16
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_4mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_pca9554_pins: tx28-pca9554-pins {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_PWM3__GPIO_3_28
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_4mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_spi_gpio_pins: spi-gpiogrp {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_AUART2_RX__GPIO_3_8
|
|
MX28_PAD_AUART2_TX__GPIO_3_9
|
|
MX28_PAD_SSP3_SCK__GPIO_2_24
|
|
MX28_PAD_SSP3_MOSI__GPIO_2_25
|
|
MX28_PAD_SSP3_MISO__GPIO_2_26
|
|
MX28_PAD_SSP3_SS0__GPIO_2_27
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_8mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_tsc2007_pins: tx28-tsc2007-pins {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_SAIF0_MCLK__GPIO_3_20 /* TSC2007 IRQ */
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_4mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
|
|
tx28_usbphy0_pins: tx28-usbphy0-pins {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_GPMI_CE2N__GPIO_0_18 /* USBOTG_VBUSEN */
|
|
MX28_PAD_GPMI_CE3N__GPIO_0_19 /* USBOTH_OC */
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_12mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
|
|
tx28_usbphy1_pins: tx28-usbphy1-pins {
|
|
fsl,pinmux-ids = <
|
|
MX28_PAD_SPDIF__GPIO_3_27 /* USBH_VBUSEN */
|
|
MX28_PAD_JTAG_RTCK__GPIO_4_20 /* USBH_OC */
|
|
>;
|
|
fsl,drive-strength = <MXS_DRIVE_12mA>;
|
|
fsl,voltage = <MXS_VOLTAGE_HIGH>;
|
|
fsl,pull-up = <MXS_PULL_DISABLE>;
|
|
};
|
|
};
|
|
|
|
&saif0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&saif0_pins_b>;
|
|
fsl,saif-master;
|
|
status = "okay";
|
|
};
|
|
|
|
&saif1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&saif1_pins_a>;
|
|
status = "okay";
|
|
};
|
|
|
|
&ssp0 {
|
|
compatible = "fsl,imx28-mmc";
|
|
pinctrl-names = "default", "special";
|
|
pinctrl-0 = <&mmc0_4bit_pins_a
|
|
&mmc0_cd_cfg
|
|
&mmc0_sck_cfg>;
|
|
bus-width = <4>;
|
|
status = "okay";
|
|
};
|
|
|
|
&ssp3 {
|
|
compatible = "fsl,imx28-spi";
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&spi3_pins_a>;
|
|
clock-frequency = <57600000>;
|
|
status = "okay";
|
|
|
|
spi@0 {
|
|
compatible = "spidev";
|
|
reg = <0>;
|
|
spi-max-frequency = <57600000>;
|
|
};
|
|
|
|
spi@1 {
|
|
compatible = "spidev";
|
|
reg = <1>;
|
|
spi-max-frequency = <57600000>;
|
|
};
|
|
|
|
spi@2 {
|
|
compatible = "spidev";
|
|
reg = <2>;
|
|
spi-max-frequency = <57600000>;
|
|
};
|
|
};
|
|
|
|
&usb0 {
|
|
vbus-supply = <®_usb0_vbus>;
|
|
disable-over-current;
|
|
dr_mode = "peripheral";
|
|
status = "okay";
|
|
};
|
|
|
|
&usb1 {
|
|
vbus-supply = <®_usb1_vbus>;
|
|
disable-over-current;
|
|
dr_mode = "host";
|
|
status = "okay";
|
|
};
|
|
|
|
&usbphy0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&tx28_usbphy0_pins>;
|
|
phy_type = "utmi";
|
|
status = "okay";
|
|
};
|
|
|
|
&usbphy1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&tx28_usbphy1_pins>;
|
|
phy_type = "utmi";
|
|
status = "okay";
|
|
};
|