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ARM: dts: Add thermistor dts fragment used by exynos based Peach boards

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This patch creates a thermistor fragment carrying the NTC
Thermistor nodes as children of the IIO based ADC.

This fragment is included in exynos5420-peach-pit.dts and
exynos5800-peach-pi.dts.

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Naveen Krishna Chatradhi 2014-09-14 00:46:56 +09:00 committed by Kukjin Kim
parent e634a15242
commit 7b48803890
3 changed files with 56 additions and 0 deletions
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44
arch/arm/boot/dts/cros-adc-thermistors.dtsi Normal file
View file

@ -0,0 +1,44 @@
/*
* Thermistor dts fragment for devices that use Thermistors as
* children of the IIO based ADC.
*
* Currently, used by Exynos5420 based Peach PIT and
* Exynos5800 based Peach PI.
*
* Copyright (c) 2014 Samsung Electronics Co., Ltd.
*
* 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.
*/
&adc {
ncp15wb473@3 {
compatible = "murata,ncp15wb473";
pullup-uv = <1800000>;
pullup-ohm = <47000>;
pulldown-ohm = <0>;
io-channels = <&adc 3>;
};
ncp15wb473@4 {
compatible = "murata,ncp15wb473";
pullup-uv = <1800000>;
pullup-ohm = <47000>;
pulldown-ohm = <0>;
io-channels = <&adc 4>;
};
ncp15wb473@5 {
compatible = "murata,ncp15wb473";
pullup-uv = <1800000>;
pullup-ohm = <47000>;
pulldown-ohm = <0>;
io-channels = <&adc 5>;
};
ncp15wb473@6 {
compatible = "murata,ncp15wb473";
pullup-uv = <1800000>;
pullup-ohm = <47000>;
pulldown-ohm = <0>;
io-channels = <&adc 6>;
};
};

6
arch/arm/boot/dts/exynos5420-peach-pit.dts
View file

@ -103,6 +103,11 @@ vbat: fixed-regulator {
};
};
&adc {
status = "okay";
vdd-supply = <&ldo9_reg>;
};
&dp {
status = "okay";
pinctrl-names = "default";
@ -813,3 +818,4 @@ &watchdog {
};
#include "cros-ec-keyboard.dtsi"
#include "cros-adc-thermistors.dtsi"

6
arch/arm/boot/dts/exynos5800-peach-pi.dts
View file

@ -101,6 +101,11 @@ vbat: fixed-regulator {
};
};
&adc {
status = "okay";
vdd-supply = <&ldo9_reg>;
};
&dp {
status = "okay";
pinctrl-names = "default";
@ -811,3 +816,4 @@ &watchdog {
};
#include "cros-ec-keyboard.dtsi"
#include "cros-adc-thermistors.dtsi"