linux/arch/arm/boot/dts/r8a73a4-ape6evm-reference.dts
Guennadi Liakhovetski eda3a4fa95 ARM: shmobile: only enable used I2C interfaces in DT on all Renesas boards
Currently all I2C interfaces in all *.dtsi files for various Renesas SoCs
are enabled by default. Switch them all off and only enable populated I2C
interfaces in board-specific *.dts files.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2013-10-08 09:25:13 +09:00

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/*
* Device Tree Source for the APE6EVM board
*
* Copyright (C) 2013 Renesas Solutions Corp.
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
/dts-v1/;
/include/ "r8a73a4.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "APE6EVM";
compatible = "renesas,ape6evm-reference", "renesas,r8a73a4";
chosen {
bootargs = "console=ttySC0,115200 ignore_loglevel rw";
};
memory@40000000 {
device_type = "memory";
reg = <0 0x40000000 0 0x40000000>;
};
vcc_mmc0: regulator@0 {
compatible = "regulator-fixed";
regulator-name = "MMC0 Vcc";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
};
vcc_sdhi0: regulator@1 {
compatible = "regulator-fixed";
regulator-name = "SDHI0 Vcc";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&pfc 76 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
/* Common 3.3V rail, used by several devices on APE6EVM */
ape6evm_fixed_3v3: regulator@2 {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
lbsc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0 0 0x80000000>;
};
};
&i2c5 {
status = "okay";
vdd_dvfs: max8973@1b {
compatible = "maxim,max8973";
reg = <0x1b>;
regulator-min-microvolt = <935000>;
regulator-max-microvolt = <1200000>;
regulator-boot-on;
regulator-always-on;
};
};
&cpu0 {
cpu0-supply = <&vdd_dvfs>;
operating-points = <
/* kHz uV */
1950000 1115000
1462500 995000
>;
voltage-tolerance = <1>; /* 1% */
};
&pfc {
pinctrl-0 = <&scifa0_pins>;
pinctrl-names = "default";
scifa0_pins: scifa0 {
renesas,groups = "scifa0_data";
renesas,function = "scifa0";
};
mmc0_pins: mmcif {
renesas,groups = "mmc0_data8", "mmc0_ctrl";
renesas,function = "mmc0";
};
sdhi0_pins: sdhi0 {
renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_cd";
renesas,function = "sdhi0";
};
sdhi1_pins: sdhi1 {
renesas,groups = "sdhi1_data4", "sdhi1_ctrl";
renesas,function = "sdhi1";
};
};
&mmcif0 {
vmmc-supply = <&vcc_mmc0>;
bus-width = <8>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
status = "okay";
};
&sdhi0 {
vmmc-supply = <&vcc_sdhi0>;
bus-width = <4>;
toshiba,mmc-wrprotect-disable;
pinctrl-names = "default";
pinctrl-0 = <&sdhi0_pins>;
status = "okay";
};
&sdhi1 {
vmmc-supply = <&ape6evm_fixed_3v3>;
bus-width = <4>;
broken-cd;
toshiba,mmc-wrprotect-disable;
pinctrl-names = "default";
pinctrl-0 = <&sdhi1_pins>;
status = "okay";
};