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Message-Id: <1410344391-5675-5-git-send-email-javier.martinez@collabora.co.uk>
Date: Wed, 10 Sep 2014 12:19:48 +0200
From: Javier Martinez Canillas <javier.martinez@...labora.co.uk>
To: Kukjin Kim <kgene.kim@...sung.com>
Cc: Doug Anderson <dianders@...omium.org>,
Olof Johansson <olof@...om.net>,
Mark Brown <broonie@...nel.org>,
Naveen Krishna Chatradhi <ch.naveen@...sung.com>,
Rahul Sharma <rahul.sharma@...sung.com>,
Andreas Faerber <afaerber@...e.de>,
linux-samsung-soc@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Vivek Gautam <gautam.vivek@...sung.com>,
Javier Martinez Canillas <javier.martinez@...labora.co.uk>
Subject: [PATCH v3 4/7] ARM: dts: Add thermistor dts fragment used by exynos based Peach boards
From: Naveen Krishna Chatradhi <ch.naveen@...sung.com>
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@...sung.com>
Signed-off-by: Javier Martinez Canillas <javier.martinez@...labora.co.uk>
Reviewed-by: Doug Anderson <dianders@...omium.org>
---
arch/arm/boot/dts/cros-adc-thermistors.dtsi | 44 +++++++++++++++++++++++++++++
arch/arm/boot/dts/exynos5420-peach-pit.dts | 6 ++++
arch/arm/boot/dts/exynos5800-peach-pi.dts | 6 ++++
3 files changed, 56 insertions(+)
create mode 100644 arch/arm/boot/dts/cros-adc-thermistors.dtsi
diff --git a/arch/arm/boot/dts/cros-adc-thermistors.dtsi b/arch/arm/boot/dts/cros-adc-thermistors.dtsi
new file mode 100644
index 0000000..acd4fe1
--- /dev/null
+++ b/arch/arm/boot/dts/cros-adc-thermistors.dtsi
@@ -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>;
+ };
+};
diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
index 88f1620..07115b7 100644
--- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
@@ -103,6 +103,11 @@
};
};
+&adc {
+ status = "okay";
+ vdd-supply = <&ldo9_reg>;
+};
+
&dp {
status = "okay";
pinctrl-names = "default";
@@ -813,3 +818,4 @@
};
#include "cros-ec-keyboard.dtsi"
+#include "cros-adc-thermistors.dtsi"
diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index 7c2095b..1c128e1 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -101,6 +101,11 @@
};
};
+&adc {
+ status = "okay";
+ vdd-supply = <&ldo9_reg>;
+};
+
&dp {
status = "okay";
pinctrl-names = "default";
@@ -811,3 +816,4 @@
};
#include "cros-ec-keyboard.dtsi"
+#include "cros-adc-thermistors.dtsi"
--
2.1.0
--
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