upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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539 lines
13 KiB
539 lines
13 KiB
/*
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* Copyright (C) 2014 DENX Software Engineering GmbH
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* Heiko Schocher <hs@denx.de>
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*
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* Based on:
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* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include "am33xx.dtsi"
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#include <dt-bindings/input/input.h>
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/ {
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chosen {
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stdout-path = &uart0;
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tick-timer = &timer2;
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};
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cpus {
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cpu@0 {
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cpu0-supply = <&vdd1_reg>;
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};
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};
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backlight0: backlight {
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compatible = "pwm-backlight";
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pwms = <&ecap0 0 50000 0>;
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brightness-levels = <0 2 5 7 10 12 15 17 20 22 25 28 30 33 35
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38 40 43 45 48 51 53 56 58 61 63 66 68 71
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73 76 79 81 84 86 89 91 94 96 99 102 104
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107 109 112 114 117 119 122 124 127 130
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132 135 137 140 142 145 147 150 153 155
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158 160 163 165 168 170 173 175 178 181
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183 186 188 191 193 196 198 201 204 206
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209 211 214 216 219 221 224 226 229 232
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234 237 239 242 244 247 249 252 255>;
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default-brightness-level = <80>;
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power-supply = <&backlight_reg>;
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enable-gpios = <&gpio3 16 0>;
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};
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backlight_reg: fixedregulator0 {
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compatible = "regulator-fixed";
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regulator-name = "backlight_reg";
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regulator-boot-on;
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};
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gpio_keys: restart-keys {
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compatible = "gpio-keys";
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#address-cells = <1>;
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#size-cells = <0>;
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autorepeat;
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restart0 {
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label = "restart";
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linux,code = <KEY_RESTART>;
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gpios = <&gpio1 27 GPIO_ACTIVE_LOW>;
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gpio-key,wakeup;
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};
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};
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leds {
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compatible = "gpio-leds";
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led_blue {
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label = "blue";
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gpios = <&gpio3 20 0>;
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};
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led_green {
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label = "green";
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gpios = <&gpio1 31 0>;
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};
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led_red {
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label = "red";
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gpios = <&gpio3 21 0>;
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};
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};
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memory {
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device_type = "memory";
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reg = <0x80000000 0x10000000>; /* 256 MB */
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};
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reg_lcd_3v3: fixedregulator1 {
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compatible = "regulator-gpio";
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regulator-name = "lcd-3v3";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-type = "voltage";
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startup-delay-us = <100>;
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states = <1800000 0x1
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2900000 0x0>;
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enable-at-boot;
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gpios = <&gpio3 19 0>;
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enable-active-high;
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};
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vbat: fixedregulator2 {
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compatible = "regulator-fixed";
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regulator-name = "vbat";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-boot-on;
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};
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vmmc: fixedregulator3 {
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compatible = "regulator-fixed";
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regulator-name = "vmmc";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&cppi41dma {
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status = "okay";
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};
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&cpsw_emac0 {
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phy_id = <&davinci_mdio>, <0>;
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phy-mode = "rgmii-txid";
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};
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&cpsw_emac1 {
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phy_id = <&davinci_mdio>, <1>;
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phy-mode = "rgmii-txid";
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};
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&davinci_mdio {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&davinci_mdio_default>;
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pinctrl-1 = <&davinci_mdio_sleep>;
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status = "okay";
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};
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&elm {
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status = "okay";
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};
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&epwmss0 {
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status = "okay";
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ecap0: ecap@48300100 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&ecap0_pins>;
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};
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};
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&gpmc {
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pinctrl-names = "default";
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pinctrl-0 = <&nandflash_pins>;
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status = "okay";
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ranges = <0 0 0x08000000 0x10000000>; /* CS0: NAND */
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nand@0,0 {
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reg = <0 0 0>; /* CS0, offset 0 */
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nand-bus-width = <8>;
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ti,nand-ecc-opt = "bch8";
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gpmc,device-nand = "true";
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gpmc,device-width = <1>;
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gpmc,sync-clk-ps = <0>;
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gpmc,cs-on-ns = <0>;
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gpmc,cs-rd-off-ns = <44>;
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gpmc,cs-wr-off-ns = <44>;
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gpmc,adv-on-ns = <6>;
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gpmc,adv-rd-off-ns = <34>;
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gpmc,adv-wr-off-ns = <44>;
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gpmc,we-on-ns = <0>;
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gpmc,we-off-ns = <40>;
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gpmc,oe-on-ns = <0>;
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gpmc,oe-off-ns = <54>;
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gpmc,access-ns = <64>;
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gpmc,rd-cycle-ns = <82>;
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gpmc,wr-cycle-ns = <82>;
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gpmc,wait-on-read = "true";
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gpmc,wait-on-write = "true";
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gpmc,bus-turnaround-ns = <0>;
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gpmc,cycle2cycle-delay-ns = <0>;
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gpmc,clk-activation-ns = <0>;
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gpmc,wait-monitoring-ns = <0>;
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gpmc,wr-access-ns = <40>;
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gpmc,wr-data-mux-bus-ns = <0>;
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#address-cells = <1>;
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#size-cells = <1>;
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elm_id = <&elm>;
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};
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};
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&i2c0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins>;
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clock-frequency = <400000>;
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status = "okay";
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tps: tps@2d {
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reg = <0x2d>;
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};
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eeprom: eeprom@50 {
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compatible = "atmel,24c128";
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reg = <0x50>;
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pagesize = <32>;
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};
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};
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&i2c1 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins>;
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clock-frequency = <100000>;
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status = "okay";
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tsl2563: tsl2563@49 {
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compatible = "amstaos,tsl2563";
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reg = <0x49>;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins>;
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clock-frequency = <100000>;
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status = "okay";
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egalax_ts@04 {
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compatible = "eeti,egalax_ts";
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reg = <0x04>;
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interrupt-parent = <&gpio1>;
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interrupts = <24 2>;
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wakeup-gpios = <&gpio1 25 0>;
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};
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};
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&lcdc {
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status = "okay";
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};
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&mac {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&cpsw_default>;
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pinctrl-1 = <&cpsw_sleep>;
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status = "okay";
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};
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&mmc1 {
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vmmc-supply = <&vmmc>;
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bus-width = <4>;
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cd-gpios = <&gpio0 6 0>;
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wp-gpios = <&gpio3 18 0>;
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status = "okay";
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};
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&phy_sel {
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rgmii-no-delay;
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};
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#include "tps65910.dtsi"
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&tps {
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vcc1-supply = <&vbat>;
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vcc2-supply = <&vbat>;
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vcc3-supply = <&vbat>;
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vcc4-supply = <&vbat>;
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vcc5-supply = <&vbat>;
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vcc6-supply = <&vbat>;
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vcc7-supply = <&vbat>;
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vccio-supply = <&vbat>;
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regulators {
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vrtc_reg: regulator@0 {
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regulator-always-on;
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};
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vio_reg: regulator@1 {
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regulator-always-on;
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};
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vdd1_reg: regulator@2 {
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/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
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regulator-name = "vdd_mpu";
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regulator-min-microvolt = <912500>;
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regulator-max-microvolt = <1312500>;
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regulator-boot-on;
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regulator-always-on;
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};
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vdd2_reg: regulator@3 {
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/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
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regulator-name = "vdd_core";
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regulator-min-microvolt = <912500>;
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regulator-max-microvolt = <1150000>;
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regulator-boot-on;
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regulator-always-on;
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};
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vdd3_reg: regulator@4 {
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regulator-always-on;
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};
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vdig1_reg: regulator@5 {
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regulator-always-on;
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};
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vdig2_reg: regulator@6 {
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regulator-always-on;
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};
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vpll_reg: regulator@7 {
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regulator-always-on;
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};
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vdac_reg: regulator@8 {
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regulator-always-on;
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};
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vaux1_reg: regulator@9 {
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regulator-always-on;
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};
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vaux2_reg: regulator@10 {
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regulator-always-on;
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};
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vaux33_reg: regulator@11 {
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regulator-always-on;
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};
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vmmc_reg: regulator@12 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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};
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins>;
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status = "okay";
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};
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&usb {
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status = "okay";
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};
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&usb_ctrl_mod {
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status = "okay";
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};
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&usb0 {
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status = "okay";
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};
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&usb1 {
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dr_mode = "host";
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status = "okay";
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};
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&usb0_phy {
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status = "okay";
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};
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&usb1_phy {
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status = "okay";
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};
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&am33xx_pinmux {
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pinctrl-names = "default";
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pinctrl-0 = <&clkout2_pin &gpio_pin>;
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clkout2_pin: pinmux_clkout2_pin {
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pinctrl-single,pins = <
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0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */
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>;
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};
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cpsw_default: cpsw_default {
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pinctrl-single,pins = <
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/* Slave 1 */
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0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_tctl */
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0x118 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */
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0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd3.rgmii1_td3 */
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0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd2.rgmii1_td2 */
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0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td1 */
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0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td0 */
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0x12c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rgmii1_tclk */
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0x130 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxclk.rgmii1_rclk */
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0x134 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd3.rgmii1_rd3 */
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0x138 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd2.rgmii1_rd2 */
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0x13c (PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd1 */
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0x140 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd0 */
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>;
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};
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cpsw_sleep: cpsw_sleep {
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pinctrl-single,pins = <
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/* Slave 1 reset value */
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0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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davinci_mdio_default: davinci_mdio_default {
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pinctrl-single,pins = <
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/* MDIO */
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0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
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0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
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>;
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};
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davinci_mdio_sleep: davinci_mdio_sleep {
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pinctrl-single,pins = <
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/* MDIO reset value */
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0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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ecap0_pins: ecap_pins {
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pinctrl-single,pins = <
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0x198 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* mcasp0_axr0.gpio3_16 Backlight enable */
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0x164 (MUX_MODE0) /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
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>;
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};
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gpio_pin: gpio_pin {
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pinctrl-single,pins = <
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0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a6.gpio1_22 touch reset */
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0x60 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a8.gpio1_24 touch irq */
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0x64 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a9.gpio1_25 touch power */
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0x6c (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a11.gpio1_27 pad14 to DFU */
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0x21c (MUX_MODE0) /* usb0_drvvbus */
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0x234 (MUX_MODE0) /* usb1_drvvbus */
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0x1a0 (PIN_INPUT_PULLUP | MUX_MODE4) /* mcasp0_aclkr.mmc0_sdwp */
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0x160 (PIN_INPUT_PULLUP | MUX_MODE5) /* spi0_cs1.mmc0_sdcd */
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>;
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};
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i2c0_pins: pinmux_i2c0_pins {
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pinctrl-single,pins = <
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0x188 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */
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0x18c (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */
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>;
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};
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i2c1_pins: pinmux_i2c1_pins {
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pinctrl-single,pins = <
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0x158 (PIN_INPUT_PULLUP | MUX_MODE2) /* spi0_d1.i2c1_sda */
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0x15c (PIN_INPUT_PULLUP | MUX_MODE2) /* spi0_cs0.i2c1_scl */
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>;
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};
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i2c2_pins: pinmux_i2c2_pins {
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pinctrl-single,pins = <
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0x150 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2) /* spi0_sclk.i2c2_sda */
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0x154 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2) /* spi0_cs0.i2c2_scl */
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>;
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};
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lcd_pins_s0: lcd_pins_s0 {
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pinctrl-single,pins = <
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0x20 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad8.lcd_data23 */
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0x24 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad9.lcd_data22 */
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0x28 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad10.lcd_data21 */
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0x2c (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad11.lcd_data20 */
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0x30 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad12.lcd_data19 */
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0x34 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad13.lcd_data18 */
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0x38 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad14.lcd_data17 */
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0x3c (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad15.lcd_data16 */
|
|
0xa0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data0.lcd_data0 */
|
|
0xa4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data1.lcd_data1 */
|
|
0xa8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data2.lcd_data2 */
|
|
0xac (PIN_OUTPUT | MUX_MODE0) /* lcd_data3.lcd_data3 */
|
|
0xb0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data4.lcd_data4 */
|
|
0xb4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data5.lcd_data5 */
|
|
0xb8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data6.lcd_data6 */
|
|
0xbc (PIN_OUTPUT | MUX_MODE0) /* lcd_data7.lcd_data7 */
|
|
0xc0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data8.lcd_data8 */
|
|
0xc4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data9.lcd_data9 */
|
|
0xc8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data10.lcd_data10 */
|
|
0xcc (PIN_OUTPUT | MUX_MODE0) /* lcd_data11.lcd_data11 */
|
|
0xd0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data12.lcd_data12 */
|
|
0xd4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data13.lcd_data13 */
|
|
0xd8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data14.lcd_data14 */
|
|
0xdc (PIN_OUTPUT | MUX_MODE0) /* lcd_data15.lcd_data15 */
|
|
0xe0 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_vsync.lcd_vsync */
|
|
0xe4 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_hsync.lcd_hsync */
|
|
0xe8 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_pclk.lcd_pclk */
|
|
0xec (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_ac_bias_en.lcd_ac_bias_en */
|
|
0x194 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* mcasp0_fsx.gpio3_15 LCD enable */
|
|
>;
|
|
};
|
|
|
|
nandflash_pins: pinmux_nandflash_pins {
|
|
pinctrl-single,pins = <
|
|
0x0 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */
|
|
0x4 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */
|
|
0x8 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */
|
|
0xc (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */
|
|
0x10 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */
|
|
0x14 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */
|
|
0x18 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */
|
|
0x1c (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */
|
|
0x70 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */
|
|
0x74 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpio0_30 */
|
|
0x7c (PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */
|
|
0x90 (PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */
|
|
0x94 (PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */
|
|
0x98 (PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */
|
|
0x9c (PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */
|
|
>;
|
|
};
|
|
|
|
uart0_pins: pinmux_uart0_pins {
|
|
pinctrl-single,pins = <
|
|
0x170 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */
|
|
0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
|
|
>;
|
|
};
|
|
};
|
|
|
|
&wdt2 {
|
|
wdt-keep-enabled;
|
|
};
|
|
|