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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/boot/dts/am335x-pepper.dts
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/boot/dts/am335x-pepper.dts')
-rw-r--r--arch/arm/boot/dts/am335x-pepper.dts637
1 files changed, 637 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts
new file mode 100644
index 000000000..8691eec33
--- /dev/null
+++ b/arch/arm/boot/dts/am335x-pepper.dts
@@ -0,0 +1,637 @@
+// 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 {
+ 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: pinmux_i2c0 {
+ 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: pinmux_i2c1 {
+ 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: pinmux_accel {
+ 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: pinmux_audio {
+ 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: pinmux_lcd {
+ 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 = <&ethphy0>;
+ phy-mode = "rgmii";
+ ti,dual-emac-pvid = <1>;
+};
+
+&cpsw_port2 {
+ phy-handle = <&ethphy1>;
+ 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 = <&ethernet_pins>;
+};
+
+&am33xx_pinmux {
+ ethernet_pins: pinmux_ethernet {
+ 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: pinmux_mdio {
+ 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: pinmux_sd_card {
+ 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: pinmux_emmc {
+ 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: pinmux_wireless {
+ 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: pinmux_spi0 {
+ 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: pinmux_uart0 {
+ 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: pinmux_uart1 {
+ 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: pinmux_usb {
+ 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: pinmux_user_leds {
+ 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: pinmux_user_buttons {
+ 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 */
+ >;
+ };
+};