// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/ */ /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@80000000 { device_type = "memory"; reg = <0x80000000 0x20000000>; /* 512 MB */ }; buttons: user_buttons { compatible = "gpio-keys"; }; leds: user-leds-pins { compatible = "gpio-leds"; }; panel: lcd_panel { compatible = "ti,tilcdc,panel"; }; sound: sound_iface { compatible = "ti,da830-evm-audio"; }; vbat: fixedregulator0 { compatible = "regulator-fixed"; }; v3v3c_reg: fixedregulator1 { compatible = "regulator-fixed"; }; vdd5_reg: fixedregulator2 { 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 = "atmel,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: i2c0-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0) >; }; i2c1_pins: i2c1-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_crs,i2c1_sda */ AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, 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: accel-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7) /* gpmc_wen.gpio2_4 */ >; }; }; /* Audio */ &audio_codec { status = "okay"; reset-gpios = <&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: audio-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT_PULLDOWN, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_GPMC_A0, 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: lcd-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad8.lcd_data16 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad9.lcd_data17 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad10.lcd_data18 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad11.lcd_data19 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad12.lcd_data20 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad13.lcd_data21 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad14.lcd_data22 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad15.lcd_data23 */ AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0) /* Display Enable */ AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a11.gpio1_27 */ >; }; }; /* Ethernet */ &cpsw_port1 { phy-handle = <ðphy0>; phy-mode = "rgmii"; ti,dual-emac-pvid = <1>; }; &cpsw_port2 { phy-handle = <ðphy1>; phy-mode = "rgmii"; ti,dual-emac-pvid = <2>; }; &davinci_mdio_sw { pinctrl-names = "default"; pinctrl-0 = <&mdio_pins>; ethphy0: ethernet-phy@0 { reg = <0>; }; ethphy1: ethernet-phy@1 { reg = <1>; }; }; &mac_sw { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <ðernet_pins>; }; &am33xx_pinmux { ethernet_pins: ethernet-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txen.rgmii1_tctl */ AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */ AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd3.rgmii1_td3 */ AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd2.rgmii1_td2 */ AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd1.rgmii1_td1 */ AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd0.rgmii1_td0 */ AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE2) AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLUP, MUX_MODE2) AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE2) AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLUP, MUX_MODE2) AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE2) AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE2) /* ethernet interrupt */ AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLUP, MUX_MODE7) /* rmii2_refclk.gpio0_29 */ /* ethernet PHY nReset */ AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_OUTPUT_PULLUP, MUX_MODE7) /* mii1_col.gpio3_0 */ >; }; mdio_pins: mdio-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0) >; }; }; /* 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>; non-removable; }; &mmc3 { /* Wifi & Bluetooth on MMC #3 */ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&wireless_pins>; vmmmc-supply = <&v3v3c_reg>; bus-width = <4>; non-removable; dmas = <&edma_xbar 12 0 1 &edma_xbar 13 0 2>; dma-names = "tx", "rx"; }; &am33xx_pinmux { sd_pins: sd-card-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spi0_cs1.gpio0_6 */ >; }; emmc_pins: emmc-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */ AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */ /* EMMC nReset */ AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wpn.gpio0_31 */ >; }; wireless_pins: wireless-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a1.mmc2_dat0 */ AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a2.mmc2_dat1 */ AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a3.mmc2_dat2 */ AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ben1.mmc2_dat3 */ AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_csn3.mmc2_cmd */ AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_clk.mmc1_clk */ /* WLAN nReset */ AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio1_24 */ /* WLAN nPower down */ AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wait0.gpio0_30 */ /* 32kHz Clock */ AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, 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: spi0-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0) >; }; }; /* 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: uart0-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0) >; }; uart1_pins: uart1-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0) >; }; }; /* USB */ &usb { pinctrl-names = "default"; pinctrl-0 = <&usb_pins>; }; &usb0 { dr_mode = "host"; }; &usb1 { dr_mode = "host"; }; &am33xx_pinmux { usb_pins: usb-pins { pinctrl-single,pins = < /* USB0 Over-Current (active low) */ AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE7) /* gpmc_a9.gpio1_25 */ /* USB1 Over-Current (active low) */ AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE7) /* gpmc_a10.gpio1_26 */ >; }; }; /* User IO */ &leds { pinctrl-names = "default"; pinctrl-0 = <&user_leds_pins>; led0 { label = "pepper:user0:blue"; gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>; linux,default-trigger = "none"; default-state = "off"; }; led1 { 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>; button-0 { label = "home"; linux,code = <KEY_HOME>; gpios = <&gpio1 22 GPIO_ACTIVE_LOW>; wakeup-source; }; button-1 { label = "menu"; linux,code = <KEY_MENU>; gpios = <&gpio1 23 GPIO_ACTIVE_LOW>; wakeup-source; }; button-2 { label = "power"; linux,code = <KEY_POWER>; gpios = <&gpio0 7 GPIO_ACTIVE_LOW>; wakeup-source; }; }; &am33xx_pinmux { user_leds_pins: user-leds-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT, MUX_MODE7) /* gpmc_a4.gpio1_20 */ AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7) /* gpmc_a5.gpio1_21 */ >; }; user_buttons_pins: user-buttons-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a6.gpio1_22 */ AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a7.gpio1_21 */ AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio0_7 */ >; }; };