]> git.karo-electronics.de Git - linux-beck.git/commitdiff
ARM: dts: Add devicetree for Gumstix Pepper board
authorAsh Charles <ashcharles@gmail.com>
Tue, 10 Jun 2014 22:22:00 +0000 (15:22 -0700)
committerTony Lindgren <tony@atomide.com>
Wed, 9 Jul 2014 11:34:19 +0000 (04:34 -0700)
This adds the Gumstix Pepper[1] single-board computer based on the
TI AM335x processor. Schematics are available [2].

[1] https://store.gumstix.com/index.php/products/344/
[2] https://pubs.gumstix.com/boards/PEPPER/

Signed-off-by: Ash Charles <ashcharles@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/boot/dts/Makefile
arch/arm/boot/dts/am335x-pepper.dts [new file with mode: 0644]

index 63d1e5399629b86a9d026c686b7e80a780a21065..b19f0c89f45251b1a86223956068ee345fa8625c 100644 (file)
@@ -291,7 +291,8 @@ dtb-$(CONFIG_SOC_AM33XX) += am335x-base0033.dtb \
        am335x-boneblack.dtb \
        am335x-evm.dtb \
        am335x-evmsk.dtb \
-       am335x-nano.dtb
+       am335x-nano.dtb \
+       am335x-pepper.dtb
 dtb-$(CONFIG_ARCH_OMAP4) += omap4-duovero-parlor.dtb \
        omap4-panda.dtb \
        omap4-panda-a4.dtb \
diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts
new file mode 100644 (file)
index 0000000..0d35ab6
--- /dev/null
@@ -0,0 +1,653 @@
+/*
+ * 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>;
+       };
+
+       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",
+               "LINE1L",               "Line In";
+};
+
+&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 */
+               };
+
+               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 = <1325000>;
+                       regulator-boot-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 = <1150000>;
+                       regulator-boot-on;
+               };
+
+               ldo1_reg: regulator@3 {
+                       /* VRTC 1.8V always-on supply */
+                       regulator-always-on;
+               };
+
+               ldo2_reg: regulator@4 {
+                       /* 3.3V rail */
+               };
+
+               ldo3_reg: regulator@5 {
+                       /* VDD_3V3A 3.3V rail */
+                       regulator-min-microvolt = <3300000>;
+                       regulator-max-microvolt = <3300000>;
+               };
+
+               ldo4_reg: regulator@6 {
+                       /* VDD_3V3B 3.3V rail */
+               };
+       };
+};
+
+/* 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 */
+               >;
+       };
+};