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/*
* Copyright (C) 2014 DENX Software Engineering GmbH
* Heiko Schocher <hs@denx.de>
*
* Based on:
* Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/dts-v1/;
#include "am33xx.dtsi"
#include <dt-bindings/input/input.h>
/ {
model = "RUT";
compatible = "ti,am335x-evm", "ti,am33xx";
buzzer {
compatible = "pwm-beeper";
pwms = <&ecap0 0 16000 0>;
};
chosen {
stdout-path = &uart0;
tick-timer = &timer2;
};
cpus {
cpu@0 {
cpu0-supply = <&dcdc2_reg>;
};
};
gpio_keys: powerfail-keys {
compatible = "gpio-keys";
autorepeat;
pwr-fail0 {
label = "power-fail";
linux,code = <KEY_POWER>;
gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
gpio-key,wakeup;
};
pwr-fail1 {
label = "power-fail-redundant";
linux,code = <KEY_POWER>;
gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
gpio-key,wakeup;
};
};
leds {
compatible = "gpio-leds";
led_green {
label = "rut:green:debug:run_mode";
gpios = <&gpio3 20 1>;
/* activelow = 1, default trigger heartbeat */
};
led_yellow {
label = "rut:debug:yellow:osc_ch1";
gpios = <&gpio0 17 1>;
/* activelow = 1, default trigger mmc0 */
};
led_red {
label = "rut:debug:red:osc_ch2";
gpios = <&gpio0 16 1>;
/* activelow = 1, default trigger debug_osc_ch2 */
};
/* optional */
led_alive {
label = "rut:alive";
gpios = <&gpio0 15 1>;
linux,default-trigger = "heartbeat";
/* activelow = 1, default trigger heartbeat */
};
};
memory {
device_type = "memory";
reg = <0x80000000 0x10000000>; /* 256 MB */
};
panel {
compatible = "ti,tilcdc,panel";
pinctrl-names = "default";
pinctrl-0 = <&lcd_pins_s0>;
status = "okay";
/* FORMIKE_KWH043ST20_F01 */
panel-info {
ac-bias = <255>;
ac-bias-intrpt = <0>;
dma-burst-sz = <16>;
bpp = <16>;
fdd = <0x80>;
sync-edge = <0>;
sync-ctrl = <1>;
raster-order = <0>;
fifo-th = <0>;
tft-alt-mode = <0>;
invert-pxl-clk = <1>;
};
display-timings {
native-mode = <&timing1>;
timing1: 480x800p60 {
clock-frequency = <29925000>;
hactive = <480>;
vactive = <800>;
hfront-porch = <50>;
hback-porch = <50>;
hsync-len = <50>;
vback-porch = <50>;
vfront-porch = <50>;
vsync-len = <50>;
hsync-active = <1>;
vsync-active = <1>;
};
};
};
vmmc: fixedregulator3 {
compatible = "regulator-fixed";
regulator-name = "vmmc";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
watchdog {
compatible = "linux,wdt-gpio";
gpios = <&gpio0 14 0>;
hw_algo = "level";
hw_margin_ms = <30000>;
};
};
&aes {
status = "okay";
};
&cppi41dma {
status = "okay";
};
&cpsw_emac0 {
phy-mode = "rmii";
phy-handle = <&ethernet_phy>;
};
&davinci_mdio {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&davinci_mdio_default>;
pinctrl-1 = <&davinci_mdio_sleep>;
status = "okay";
gpios = <&gpio2 18 0>;
ethernet_phy: ethernet-phy@1 {
compatible = "ethernet-phy-id2000.5ce1";
reg = <1>;
natsemi,master_mode_fixup;
};
};
&elm {
status = "okay";
};
&epwmss0 {
status = "okay";
ecap0: pwm@100 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&ecap0_pins>;
};
};
&epwmss1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&epwmss1_pins>;
};
&gpmc {
pinctrl-names = "default";
pinctrl-0 = <&nandflash_pins>;
status = "okay";
ranges = <0 0 0x08000000 0x10000000>; /* CS0: NAND */
nand@0,0 {
reg = <0 0 0>; /* CS0, offset 0 */
nand-bus-width = <8>;
ti,nand-ecc-opt = "bch8";
gpmc,device-nand = "true";
gpmc,device-width = <1>;
gpmc,sync-clk-ps = <0>;
gpmc,cs-on-ns = <0>;
gpmc,cs-rd-off-ns = <57>;
gpmc,cs-wr-off-ns = <57>;
gpmc,adv-on-ns = <0>;
gpmc,adv-rd-off-ns = <57>;
gpmc,adv-wr-off-ns = <57>;
gpmc,we-on-ns = <0>;
gpmc,we-off-ns = <48>;
gpmc,oe-on-ns = <0>;
gpmc,oe-off-ns = <57>;
gpmc,access-ns = <38>;
gpmc,rd-cycle-ns = <67>;
gpmc,wr-cycle-ns = <67>;
gpmc,wait-on-read = "true";
gpmc,wait-on-write = "true";
gpmc,bus-turnaround-ns = <0>;
gpmc,cycle2cycle-delay-ns = <0>;
gpmc,clk-activation-ns = <0>;
gpmc,wait-monitoring-ns = <0>;
gpmc,wr-access-ns = <96>;
gpmc,wr-data-mux-bus-ns = <0>;
#address-cells = <1>;
#size-cells = <1>;
elm_id = <&elm>;
};
};
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
clock-frequency = <400000>;
status = "okay";
eeprom: eeprom@50 {
compatible = "atmel,24c128";
reg = <0x50>;
pagesize = <32>;
};
tps: tps@24 {
reg = <0x24>;
};
};
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
clock-frequency = <100000>;
status = "okay";
atmel: atmel_mxt_ts@4a {
compatible = "atmel,maxtouch";
reg = <0x4a>;
interrupt-parent = <&gpio1>;
interrupts = <28 8>;
gpios = <&gpio3 18 GPIO_ACTIVE_HIGH>;
};
temp@48 {
compatible = "st,ds75";
reg = <0x4c>;
};
};
&lcdc {
status = "okay";
};
&mac {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&cpsw_default>;
pinctrl-1 = <&cpsw_sleep>;
status = "okay";
};
&mmc1 {
vmmc-supply = <&vmmc>;
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
status = "okay";
};
&phy_sel {
rmii-clock-ext;
};
&sham {
status = "okay";
};
&spi0 {
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins>;
status = "okay";
spi-flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "mx25l25635e";
reg = <0>; /* Chip select 0 */
spi-max-frequency = <24000000>;
partition@0 {
label = "dummy";
reg = <0x0000000 0x8000>;
};
};
};
&spi1 {
pinctrl-names = "default";
pinctrl-0 = <&spi1_pins>;
status = "okay";
lcd_init: lcd@0 {
compatible = "formike,kwh043st20";
reg = <0>;
reset-gpios = <&gpio3 19 0>;
spi-max-frequency = <1200000>;
spi-cpol;
spi-cpha;
power-on-delay = <10>;
reset-delay = <10>;
};
};
/include/ "tps65217.dtsi"
&tps {
backlight0: backlight {
isel = <1>; /* 1 - ISET1, 2 ISET2 */
fdim = <1000>; /* TPS65217_BL_FDIM_100HZ */
default-brightness = <80>;
};
regulators {
dcdc1_reg: regulator@0 {
regulator-always-on;
};
dcdc2_reg: regulator@1 {
/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
regulator-name = "vdd_mpu";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1325000>;
regulator-boot-on;
regulator-always-on;
};
dcdc3_reg: regulator@2 {
/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
regulator-name = "vdd_core";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1150000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: regulator@3 {
regulator-always-on;
};
ldo2_reg: regulator@4 {
regulator-always-on;
};
ldo3_reg: regulator@5 {
regulator-always-on;
};
ldo4_reg: regulator@6 {
regulator-always-on;
};
};
};
&tscadc {
status = "okay";
adc {
ti,adc-channels = <4 5 6 7>;
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
&usb {
status = "okay";
};
&usb_ctrl_mod {
status = "okay";
};
&usb0 {
dr_mode = "device";
status = "okay";
};
&usb0_phy {
status = "okay";
};
&am33xx_pinmux {
pinctrl-names = "default";
pinctrl-0 = <&clkout2_pin &gpio_pin>;
clkout2_pin: pinmux_clkout2_pin {
pinctrl-single,pins = <
0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */
>;
};
cpsw_default: cpsw_default {
pinctrl-single,pins = <
/* Slave 1 */
0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs_dv */
0x110 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxerr.mii1_rxerr */
0x114 (MUX_MODE1) /* mii1_txen.mii1_txen */
0x124 (MUX_MODE1) /* mii1_txd1.mii1_txd1 */
0x128 (MUX_MODE1) /* mii1_txd0.mii1_txd0 */
0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.mii1_rxd1 */
0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.mii1_rxd0 */
0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_ref_clk.rmii1_refclk */
>;
};
cpsw_sleep: cpsw_sleep {
pinctrl-single,pins = <
/* Slave 1 reset value */
0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
davinci_mdio_default: davinci_mdio_default {
pinctrl-single,pins = <
/* MDIO */
0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
>;
};
davinci_mdio_sleep: davinci_mdio_sleep {
pinctrl-single,pins = <
/* MDIO reset value */
0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
ecap0_pins: ecap_pins {
pinctrl-single,pins = <
0x164 (MUX_MODE0) /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 buzzer frequency: ecap.0 */
>;
};
epwmss1_pins: epwmss_pins {
pinctrl-single,pins = <
0x48 (PIN_INPUT | MUX_MODE7) /* gpmc_a2.gpio1_18 buzzer frequency: ehrpwm1A high-Z due to connected to ecap0 by R0469 */
0x4c (MUX_MODE6) /* gpmc_a3.ehrpwm1B buzzer volume pwm */
>;
};
gpio_pin: gpio_pin {
pinctrl-single,pins = <
0x6c (PIN_INPUT | MUX_MODE7) /* gpmc_a11.gpio1_27 PWR_FAIL_GPIO_SPARE */
0x78 (PIN_OUTPUT_PULLUP | INPUT_EN | MUX_MODE7) /* gpmc_be1n.gpio1_28 TOUCH_CHANGE_N */
0x88 (PIN_OUTPUT_PULLUP | INPUT_EN | MUX_MODE7) /* gpmc_csn3.gpio2_0 RUT_GPIO0_GPIO */
0x118 (PIN_INPUT | MUX_MODE7) /* gmii1_rxdv.gpio3_4 PWR_FAIL_GPIO */
0x11c (MUX_MODE7) /* mii1_txd3.gpio0_16 DEBUG_OSC_CH2_GPIO */
0x120 (MUX_MODE7) /* mii1_txd2.gpio0_17 DEBUG_OSC_CH1_GPIO */
0x134 (MUX_MODE7) /* gmii1_rxd3.gpio2_18 PHY_RSTn_GPIO */
0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gmii1_rxd2.gpio2_19 PHY_INT_GPIO */
0x180 (MUX_MODE7) /* uart1_rxd.gpio0_14 WATCHDOG_TRIGGER_GPIO */
0x184 (MUX_MODE7) /* uart1_txd.gpio0_15 ALIVE_LED_N_GPIO */
0x1a0 (MUX_MODE7) /* mcasp0_aclkr.gpio3_18 MAXTOUCH_RESET_GPIO */
0x1a4 (MUX_MODE7) /* mcasp0_fsr.gpio3_19 DISPLAY_RESET_GPIO */
0x1a8 (MUX_MODE7) /* mcasp0_axr1.gpio3_20 DEBUG_RUN_MODE_GPIO */
0x1ac (PIN_INPUT_PULLDOWN | MUX_MODE7) /* mcasp0_ahclkx.gpio3_21 NORFLASH_WP_GPIO */
0x1b0 (PIN_OUTPUT | MUX_MODE3) /* xdma_event_intr0.clkout1 */
>;
};
i2c0_pins: pinmux_i2c0_pins {
pinctrl-single,pins = <
0x188 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */
0x18c (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */
>;
};
i2c1_pins: pinmux_i2c1_pins {
pinctrl-single,pins = <
0x168 (PIN_INPUT | MUX_MODE3) /* uart0_ctsn.i2c1_sda */
0x16c (PIN_INPUT | MUX_MODE3) /* uart0.rtsn.i2c1_scl */
>;
};
lcd_pins_s0: lcd_pins_s0 {
pinctrl-single,pins = <
0x20 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad8.lcd_data23 */
0x24 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad9.lcd_data22 */
0x28 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad10.lcd_data21 */
0x2c (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad11.lcd_data20 */
0x30 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad12.lcd_data19 */
0x34 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad13.lcd_data18 */
0x38 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* gpmc_ad14.lcd_data17 */
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 */
>;
};
mmc1_pins: mmc1_pins {
pinctrl-single,pins = <
0xf0 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
0xf4 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
0xf8 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
0xfc (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
0x100 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */
0x104 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
>;
};
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 */
>;
};
spi0_pins: pinmux_spi0_pins {
pinctrl-single,pins = <
0x150 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* spi0_sclk.spi0_sclk */
0x154 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d0.spi0_d0 */
0x158 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* spi0_d1.spi0_d1 */
0x15c (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_CS0.spi0_CS0 */
>;
};
spi1_pins: pinmux_spi1_pins {
pinctrl-single,pins = <
0x190 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcasp0_aclkx.spi1_sclk */
0x194 (PIN_INPUT_PULLUP | MUX_MODE3) /* mcasp0_fsx.spi1_d0 */
0x198 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcasp0_axr0.spi1_d1 */
0x19c (PIN_INPUT_PULLUP | MUX_MODE3) /* mcasp0_ahclkr.spi1_cs0 */
>;
};
uart0_pins: pinmux_uart0_pins {
pinctrl-single,pins = <
0x170 (PIN_INPUT | MUX_MODE0) /* uart0_rxd.uart0_rxd */
0x174 (PIN_OUTPUT | MUX_MODE0) /* uart0_txd.uart0_txd */
>;
};
};