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linux/arch/arm/boot/dts/am335x-pepper.dts

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/*
* Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.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 <dt-bindings/input/input.h>
#include "am33xx.dtsi"
/ {
model = "Gumstix Pepper";
compatible = "gumstix,am335x-pepper", "ti,am33xx";
cpus {
cpu@0 {
cpu0-supply = <&dcdc3_reg>;
};
};
memory {
device_type = "memory";
reg = <0x80000000 0x20000000>; /* 512 MB */
};
buttons: user_buttons {
compatible = "gpio-keys";
};
leds: user_leds {
compatible = "gpio-leds";
};
panel: lcd_panel {
compatible = "ti,tilcdc,panel";
};
sound: sound_iface {
compatible = "ti,da830-evm-audio";
};
vbat: fixedregulator@0 {
compatible = "regulator-fixed";
};
v3v3c_reg: fixedregulator@1 {
compatible = "regulator-fixed";
};
vdd5_reg: fixedregulator@2 {
compatible = "regulator-fixed";
};
};
/* I2C Busses */
&i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
clock-frequency = <400000>;
tps: tps@24 {
reg = <0x24>;
};
eeprom: eeprom@50 {
compatible = "at,24c256";
reg = <0x50>;
};
audio_codec: tlv320aic3106@1b {
compatible = "ti,tlv320aic3106";
reg = <0x1b>;
ai3x-micbias-vg = <0x2>;
};
accel: lis331dlh@1d {
compatible = "st,lis3lv02d";
reg = <0x1d>;
};
};
&i2c1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
clock-frequency = <400000>;
};
&am33xx_pinmux {
i2c0_pins: pinmux_i2c0 {
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 {
pinctrl-single,pins = <
0x10C (PIN_INPUT_PULLUP | MUX_MODE3) /* mii1_crs,i2c1_sda */
0x110 (PIN_INPUT_PULLUP | MUX_MODE3) /* mii1_rxerr,i2c1_scl */
>;
};
};
/* Accelerometer */
&accel {
pinctrl-names = "default";
pinctrl-0 = <&accel_pins>;
Vdd-supply = <&ldo3_reg>;
Vdd_IO-supply = <&ldo3_reg>;
st,irq1-click;
st,wakeup-x-lo;
st,wakeup-x-hi;
st,wakeup-y-lo;
st,wakeup-y-hi;
st,wakeup-z-lo;
st,wakeup-z-hi;
st,min-limit-x = <92>;
st,max-limit-x = <14>;
st,min-limit-y = <14>;
st,max-limit-y = <92>;
st,min-limit-z = <92>;
st,max-limit-z = <14>;
};
&am33xx_pinmux {
accel_pins: pinmux_accel {
pinctrl-single,pins = <
0x98 (PIN_INPUT | MUX_MODE7) /* gpmc_wen.gpio2_4 */
>;
};
};
/* Audio */
&audio_codec {
status = "okay";
gpio-reset = <&gpio1 16 GPIO_ACTIVE_LOW>;
AVDD-supply = <&ldo3_reg>;
IOVDD-supply = <&ldo3_reg>;
DRVDD-supply = <&ldo3_reg>;
DVDD-supply = <&dcdc1_reg>;
};
&sound {
ti,model = "AM335x-EVM";
ti,audio-codec = <&audio_codec>;
ti,mcasp-controller = <&mcasp0>;
ti,codec-clock-rate = <12000000>;
ti,audio-routing =
"Headphone Jack", "HPLOUT",
"Headphone Jack", "HPROUT",
"MIC3L", "Mic3L Switch";
};
&mcasp0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&audio_pins>;
op-mode = <0>; /* MCASP_ISS_MODE */
tdm-slots = <2>;
serial-dir = <
1 2 0 0
0 0 0 0
0 0 0 0
0 0 0 0
>;
tx-num-evt = <1>;
rx-num-evt = <1>;
};
&am33xx_pinmux {
audio_pins: pinmux_audio {
pinctrl-single,pins = <
0x1AC (PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_ahcklx.mcasp0_ahclkx */
0x194 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */
0x190 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_aclkx.mcasp0_aclkx */
0x198 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_axr0.mcasp0_axr0 */
0x1A8 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_axr1.mcasp0_axr1 */
0x40 (PIN_OUTPUT | MUX_MODE7) /* gpmc_a0.gpio1_16 */
>;
};
};
/* Display: 24-bit LCD Screen */
&panel {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&lcd_pins>;
panel-info {
ac-bias = <255>;
ac-bias-intrpt = <0>;
dma-burst-sz = <16>;
bpp = <32>;
fdd = <0x80>;
sync-edge = <0>;
sync-ctrl = <1>;
raster-order = <0>;
fifo-th = <0>;
};
display-timings {
native-mode = <&timing0>;
timing0: 480x272 {
clock-frequency = <18400000>;
hactive = <480>;
vactive = <272>;
hfront-porch = <8>;
hback-porch = <4>;
hsync-len = <41>;
vfront-porch = <4>;
vback-porch = <2>;
vsync-len = <10>;
hsync-active = <1>;
vsync-active = <1>;
};
};
};
&lcdc {
status = "okay";
};
&am33xx_pinmux {
lcd_pins: pinmux_lcd {
pinctrl-single,pins = <
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 */
0x20 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad8.lcd_data16 */
0x24 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad9.lcd_data17 */
0x28 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad10.lcd_data18 */
0x2c (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad11.lcd_data19 */
0x30 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad12.lcd_data20 */
0x34 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad13.lcd_data21 */
0x38 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad14.lcd_data22 */
0x3c (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad15.lcd_data23 */
0xe0 (PIN_OUTPUT | MUX_MODE0) /* lcd_vsync.lcd_vsync */
0xe4 (PIN_OUTPUT | MUX_MODE0) /* lcd_hsync.lcd_hsync */
0xe8 (PIN_OUTPUT | MUX_MODE0) /* lcd_pclk.lcd_pclk */
0xec (PIN_OUTPUT | MUX_MODE0) /* lcd_ac_bias_en.lcd_ac_bias_en */
/* Display Enable */
0x6c (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a11.gpio1_27 */
>;
};
};
/* Ethernet */
&cpsw_emac0 {
status = "okay";
phy_id = <&davinci_mdio>, <0>;
phy-mode = "rgmii";
};
&cpsw_emac1 {
status = "okay";
phy_id = <&davinci_mdio>, <1>;
phy-mode = "rgmii";
};
&davinci_mdio {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&mdio_pins>;
};
&mac {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&ethernet_pins>;
};
&am33xx_pinmux {
ethernet_pins: pinmux_ethernet {
pinctrl-single,pins = <
0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_tctl */
0x118 (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */
0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd3.rgmii1_td3 */
0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd2.rgmii1_td2 */
0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td1 */
0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td0 */
0x12c (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_txclk.rgmii1_tclk */
0x130 (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_rxclk.rgmii1_rclk */
0x134 (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_rxd3.rgmii1_rxd3 */
0x138 (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_rxd2.rgmii1_rxd2 */
0x13c (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_rxd1.rgmii1_rxd1 */
0x140 (PIN_INPUT_PULLUP | MUX_MODE2) /* mii1_rxd0.rgmii1_rxd0 */
/* ethernet interrupt */
0x144 (PIN_INPUT_PULLUP | MUX_MODE7) /* rmii2_refclk.gpio0_29 */
/* ethernet PHY nReset */
0x108 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* mii1_col.gpio3_0 */
>;
};
mdio_pins: pinmux_mdio {
pinctrl-single,pins = <
0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
>;
};
};
/* MMC */
&mmc1 {
/* Bootable SD card slot */
status = "okay";
vmmc-supply = <&ldo3_reg>;
bus-width = <4>;
pinctrl-names = "default";
pinctrl-0 = <&sd_pins>;
cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
};
&mmc2 {
/* eMMC (not populated) on MMC #2 */
status = "disabled";
pinctrl-names = "default";
pinctrl-0 = <&emmc_pins>;
vmmc-supply = <&ldo3_reg>;
bus-width = <8>;
ti,non-removable;
};
&edma {
/* Map eDMA MMC2 Events from Crossbar */
ti,edma-xbar-event-map = /bits/ 16 <1 12
2 13>;
};
&mmc3 {
/* Wifi & Bluetooth on MMC #3 */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&wireless_pins>;
vmmmc-supply = <&v3v3c_reg>;
bus-width = <4>;
ti,non-removable;
dmas = <&edma 12
&edma 13>;
dma-names = "tx", "rx";
};
&am33xx_pinmux {
sd_pins: pinmux_sd_card {
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 */
0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
>;
};
emmc_pins: pinmux_emmc {
pinctrl-single,pins = <
0x80 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
0x84 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
0x00 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
0x04 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
0x08 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
0x0c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
0x10 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
0x14 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
0x18 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
0x1c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
/* EMMC nReset */
0x74 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpio0_31 */
>;
};
wireless_pins: pinmux_wireless {
pinctrl-single,pins = <
0x44 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a1.mmc2_dat0 */
0x48 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a2.mmc2_dat1 */
0x4c (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a3.mmc2_dat2 */
0x78 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_ben1.mmc2_dat3 */
0x88 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_csn3.mmc2_cmd */
0x8c (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_clk.mmc1_clk */
/* WLAN nReset */
0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a8.gpio1_24 */
/* WLAN nPower down */
0x70 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_wait0.gpio0_30 */
/* 32kHz Clock */
0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */
>;
};
};
/* Power */
&vbat {
regulator-name = "vbat";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
&v3v3c_reg {
regulator-name = "v3v3c_reg";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vbat>;
};
&vdd5_reg {
regulator-name = "vdd5_reg";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vbat>;
};
/include/ "tps65217.dtsi"
&tps {
backlight {
isel = <1>; /* ISET1 */
fdim = <200>; /* TPS65217_BL_FDIM_200HZ */
default-brightness = <80>;
};
regulators {
dcdc1_reg: regulator@0 {
/* VDD_1V8 system supply */
regulator-always-on;
};
dcdc2_reg: regulator@1 {
/* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
regulator-name = "vdd_core";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1150000>;
regulator-boot-on;
regulator-always-on;
};
dcdc3_reg: regulator@2 {
/* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
regulator-name = "vdd_mpu";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1325000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: regulator@3 {
/* VRTC 1.8V always-on supply */
regulator-name = "vrtc,vdds";
regulator-always-on;
};
ldo2_reg: regulator@4 {
/* 3.3V rail */
regulator-name = "vdd_3v3aux";
regulator-always-on;
};
ldo3_reg: regulator@5 {
/* VDD_3V3A 3.3V rail */
regulator-name = "vdd_3v3a";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo4_reg: regulator@6 {
/* VDD_3V3B 3.3V rail */
regulator-name = "vdd_3v3b";
regulator-always-on;
};
};
};
/* SPI Busses */
&spi0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins>;
};
&am33xx_pinmux {
spi0_pins: pinmux_spi0 {
pinctrl-single,pins = <
0x150 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_sclk.spi0_sclk */
0x15C (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
0x154 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d0.spi0_d0 */
0x158 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d1.spi0_d1 */
>;
};
};
/* Touch Screen */
&tscadc {
status = "okay";
tsc {
ti,wires = <4>;
ti,x-plate-resistance = <200>;
ti,coordinate-readouts = <5>;
ti,wire-config = <0x00 0x11 0x22 0x33>;
};
adc {
ti,adc-channels = <4 5 6 7>;
};
};
/* UARTs */
&uart0 {
/* Serial Console */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
};
&uart1 {
/* Broken out to J6 header */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
};
&am33xx_pinmux {
uart0_pins: pinmux_uart0 {
pinctrl-single,pins = <
0x170 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */
0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
>;
};
uart1_pins: pinmux_uart1 {
pinctrl-single,pins = <
0x178 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart1_ctsn.uart1_ctsn */
0x17C (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart1_rtsn.uart1_rtsn */
0x180 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart1_rxd.uart1_rxd */
0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart1_txd.uart1_txd */
>;
};
};
/* USB */
&usb {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&usb_pins>;
};
&usb_ctrl_mod {
status = "okay";
};
&usb0_phy {
status = "okay";
};
&usb1_phy {
status = "okay";
};
&usb0 {
status = "okay";
dr_mode = "host";
};
&usb1 {
status = "okay";
dr_mode = "host";
};
&cppi41dma {
status = "okay";
};
&am33xx_pinmux {
usb_pins: pinmux_usb {
pinctrl-single,pins = <
/* USB0 Over-Current (active low) */
0x64 (PIN_INPUT | MUX_MODE7) /* gpmc_a9.gpio1_25 */
/* USB1 Over-Current (active low) */
0x68 (PIN_INPUT | MUX_MODE7) /* gpmc_a10.gpio1_26 */
>;
};
};
/* User IO */
&leds {
pinctrl-names = "default";
pinctrl-0 = <&user_leds_pins>;
led@0 {
label = "pepper:user0:blue";
gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "none";
default-state = "off";
};
led@1 {
label = "pepper:user1:red";
gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "none";
default-state = "off";
};
};
&buttons {
pinctrl-names = "default";
pinctrl-0 = <&user_buttons_pins>;
#address-cells = <1>;
#size-cells = <0>;
button@0 {
label = "home";
linux,code = <KEY_HOME>;
gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
gpio-key,wakeup;
};
button@1 {
label = "menu";
linux,code = <KEY_MENU>;
gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
gpio-key,wakeup;
};
buttons@2 {
label = "power";
linux,code = <KEY_POWER>;
gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
gpio-key,wakeup;
};
};
&am33xx_pinmux {
user_leds_pins: pinmux_user_leds {
pinctrl-single,pins = <
0x50 (PIN_OUTPUT | MUX_MODE7) /* gpmc_a4.gpio1_20 */
0x54 (PIN_OUTPUT | MUX_MODE7) /* gpmc_a5.gpio1_21 */
>;
};
user_buttons_pins: pinmux_user_buttons {
pinctrl-single,pins = <
0x58 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a6.gpio1_22 */
0x5C (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a7.gpio1_21 */
0x164 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a8.gpio0_7 */
>;
};
};
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