267 lines
6.0 KiB
Plaintext
267 lines
6.0 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Device Tree for the ST Microelectronics Nomadik NHK8815 board
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*/
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/dts-v1/;
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/gpio/gpio.h>
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#include "ste-nomadik-stn8815.dtsi"
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/ {
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model = "Nomadik STN8815NHK";
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compatible = "st,nomadik-nhk-15";
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chosen {
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bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
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};
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aliases {
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serial0 = &uart0;
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serial1 = &uart1;
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stmpe-i2c0 = &stmpe0;
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stmpe-i2c1 = &stmpe1;
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};
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pinctrl {
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uart0 {
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uart0_nhk_mode: uart0_mux {
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u0_default_mux {
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function = "u0";
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groups = "u0txrx_a_1", "u0ctsrts_a_1";
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};
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};
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};
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stmpe2401_1 {
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stmpe2401_1_nhk_mode: stmpe2401_1_nhk {
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nhk_cfg1 {
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pins = "GPIO76_B20"; // IRQ line
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ste,input = <0>;
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};
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nhk_cfg2 {
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pins = "GPIO77_B8"; // reset line
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ste,output = <1>;
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};
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};
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};
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stmpe2401_2 {
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stmpe2401_2_nhk_mode: stmpe2401_2_nhk {
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nhk_cfg1 {
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pins = "GPIO78_A8"; // IRQ line
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ste,input = <0>;
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};
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nhk_cfg2 {
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pins = "GPIO79_C9"; // reset line
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ste,output = <1>;
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};
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};
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};
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lis3lv02dl {
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lis3lv02dl_nhk_mode: lis3lv02dl_nhk {
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nhk_cfg1 {
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pins = "GPIO82_C10"; // IRQ line
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ste,input = <0>;
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};
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};
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};
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};
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src@101e0000 {
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/* These chrystal outputs are not used on this board */
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disable-sxtalo;
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disable-mxtalo;
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};
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/* This is where the interrupt is routed on the NHK-15 debug board */
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external-bus@34000000 {
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compatible = "simple-bus";
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reg = <0x34000000 0x1000000>;
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0 0x34000000 0x1000000>;
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ethernet@300 {
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compatible = "smsc,lan91c111";
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reg = <0x300 0x0fd00>;
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reg-io-width = <2>;
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reset-gpios = <&stmpe_gpio44 10 GPIO_ACTIVE_HIGH>;
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interrupt-parent = <&stmpe_gpio44>;
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interrupts = <11 IRQ_TYPE_EDGE_RISING>;
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};
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};
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i2c0 {
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lis3lv02dl@1d {
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/* Accelerometer */
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compatible = "st,lis3lv02dl-accel";
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interrupt-parent = <&gpio2>;
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interrupts = <18 IRQ_TYPE_EDGE_RISING>; // GPIO 82
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pinctrl-0 = <&lis3lv02dl_nhk_mode>;
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pinctrl-names = "default";
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reg = <0x1d>;
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};
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stmpe0: stmpe2401@43 {
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compatible = "st,stmpe2401";
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reg = <0x43>;
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reset-gpios = <&gpio2 13 GPIO_ACTIVE_LOW>; // GPIO77
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interrupts = <12 IRQ_TYPE_EDGE_FALLING>; // GPIO76
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interrupt-parent = <&gpio2>;
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interrupt-controller;
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wakeup-source;
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pinctrl-names = "default";
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pinctrl-0 = <&stmpe2401_1_nhk_mode>;
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stmpe_gpio43: stmpe_gpio {
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compatible = "st,stmpe-gpio";
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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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/* Some pins in alternate functions */
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st,norequest-mask = <0xf0f002>;
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};
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stmpe_keypad {
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compatible = "st,stmpe-keypad";
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debounce-interval = <64>;
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st,scan-count = <8>;
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st,no-autorepeat;
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keypad,num-rows = <8>;
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keypad,num-columns = <8>;
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linux,keymap = <0x00020072 // Vol down
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0x00030073 // Vol up
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0x0100009e // Back
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0x010100e3 // TV out
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0x01020098 // Lock
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0x0103013b // Start
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0x020000a3 // Next
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0x020100a4 // Play
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0x020200a5 // Prev
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0x02030160 // OK
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0x03000069 // Left
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0x0301006a // Right
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0x03020067 // Up
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0x0303006c>; // Down
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};
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stmpe0_pwm: stmpe_pwm {
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compatible = "st,stmpe-pwm";
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#pwm-cells = <2>;
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};
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};
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stmpe1: stmpe2401@44 {
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compatible = "st,stmpe2401";
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reg = <0x44>;
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reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>; // GPIO79
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interrupts = <14 IRQ_TYPE_EDGE_FALLING>; // GPIO78
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interrupt-parent = <&gpio2>;
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interrupt-controller;
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wakeup-source;
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pinctrl-names = "default";
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pinctrl-0 = <&stmpe2401_2_nhk_mode>;
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stmpe_gpio44: stmpe_gpio {
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compatible = "st,stmpe-gpio";
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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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* This will turn off SATA so that MMC/SD
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* can thrive
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*/
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mmcsd-gpio {
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gpio-hog;
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gpios = <2 0x0>;
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output-low;
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line-name = "SATA EN";
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};
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};
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};
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};
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amba {
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clcd@10120000 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&clcd_24bit_mux>;
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port {
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nomadik_clcd: endpoint {
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remote-endpoint = <&nomadik_clcd_panel>;
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arm,pl11x,tft-r0g0b0-pads = <16 8 0>;
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};
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};
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};
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/* Activate RX/TX and CTS/RTS on UART 0 */
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uart0: uart@101fd000 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_nhk_mode>;
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status = "okay";
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};
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mmcsd: sdi@101f6000 {
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cd-gpios = <&stmpe_gpio44 7 GPIO_ACTIVE_LOW>;
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wp-gpios = <&stmpe_gpio44 18 GPIO_ACTIVE_HIGH>;
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};
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};
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spi {
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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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/*
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* As we're dealing with 3wire SPI, we only define SCK
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* and MOSI (in the spec MOSI is called "SDA").
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*/
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gpio-sck = <&gpio0 5 GPIO_ACTIVE_HIGH>;
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gpio-mosi = <&gpio0 4 GPIO_ACTIVE_HIGH>;
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cs-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
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num-chipselects = <1>;
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/*
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* WVGA connector 21
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* WVGA (800x480): 4.3" TPG110 TDO43MTEA2 24-bit RGB
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* with TPO touch screen.
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*/
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panel: display@0 {
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/*
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* The TPO display driver is connected to a
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* 5.7" OSD OSD057VA01CT TFT display.
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*/
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compatible = "tpo,tpg110";
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reg = <0>;
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spi-3wire;
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/* 320 ns min period ~= 3 MHz */
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spi-max-frequency = <3000000>;
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/* Width and height from the OSD data sheet */
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width-mm = <116>;
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height-mm = <87>;
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grestb-gpios = <&stmpe_gpio44 5 GPIO_ACTIVE_LOW>;
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backlight = <&bl>;
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port {
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nomadik_clcd_panel: endpoint {
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remote-endpoint = <&nomadik_clcd>;
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};
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};
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};
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};
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bl: backlight {
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compatible = "pwm-backlight";
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pwms = <&stmpe0_pwm 0 500000>;
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pwm-names = "backlight";
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brightness-levels = <
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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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>;
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default-brightness-level = <100>;
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};
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};
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