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MooresCloud Holiday Lights devicetree source file (with hardware SPI and i2c 24c64 EEPROM support)
/*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* Author: Fabio Estevam <fabio.estevam@freescale.com>
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*
* Adjusted for MooresCloud Holiday lights, based on the OLinuXino open hardware
* Edits by Robin Frousheger
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "imx23.dtsi"
/ {
model = "MooresCloud Holiday Lights";
compatible = "olimex,imx23-olinuxino", "fsl,imx23";
memory {
reg = <0x40000000 0x04000000>;
};
apb@80000000 {
apbh@80000000 {
ssp0: ssp@80010000 {
compatible = "fsl,imx23-mmc";
pinctrl-names = "default";
pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>;
bus-width = <4>;
broken-cd;
status = "okay";
};
pinctrl@80018000 {
pinctrl-names = "default";
pinctrl-0 = <&hog_pins_a>;
hog_pins_a: hog@0 {
reg = <0>;
fsl,pinmux-ids = <
MX23_PAD_GPMI_ALE__GPIO_0_17
>;
fsl,drive-strength = <MXS_DRIVE_4mA>;
fsl,voltage = <MXS_VOLTAGE_HIGH>;
fsl,pull-up = <MXS_PULL_DISABLE>;
};
spi2_pins_holiday: spi2@0 {
reg = <0>;
fsl,pinmux-ids = <
MX23_PAD_GPMI_WRN__SSP2_SCK
MX23_PAD_GPMI_RDY1__SSP2_CMD
MX23_PAD_GPMI_D00__SSP2_DATA0
>;
fsl,drive-strength = <MXS_DRIVE_8mA>;
fsl,voltage = <MXS_VOLTAGE_HIGH>;
fsl,pull-up = <MXS_PULL_ENABLE>;
};
};
ssp1: ssp@80034000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,imx23-spi";
pinctrl-names = "default";
pinctrl-0 = <&spi2_pins_holiday>;
status = "okay";
spidev: spidev@0 {
compatible = "spidev";
spi-max-frequency = <1250000>;
reg = <0>;
};
};
};
apbx@80040000 {
lradc@80050000 {
status = "okay";
};
i2c: i2c@80058000 {
pinctrl-names = "default";
pinctrl-0 = <&i2c_pins_b>;
status = "okay";
eeprom@50 {
compatible = "atmel,24c64";
reg = <0x50>;
pagesize = <32>;
read-only;
status = "okay";
};
};
duart: serial@80070000 {
pinctrl-names = "default";
pinctrl-0 = <&duart_pins_a>;
status = "okay";
};
auart0: serial@8006c000 {
pinctrl-names = "default";
pinctrl-0 = <&auart0_2pins_a>;
status = "okay";
};
usbphy0: usbphy@8007c000 {
status = "okay";
};
};
};
ahb@80080000 {
usb0: usb@80080000 {
dr_mode = "host";
vbus-supply = <&reg_usb0_vbus>;
status = "okay";
};
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
reg_usb0_vbus: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "usb0_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
startup-delay-us = <300>; /* LAN9215 requires a POR of 200us minimum */
gpio = <&gpio0 17 0>;
};
};
};
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