From: Naveen Krishna Chatradhi ch.nav...@samsung.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.nav...@samsung.com
Signed-off-by: Javier Martinez Canillas javier.marti...@collabora.co.uk
---
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 000..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 = 180;
+ pullup-ohm = 47000;
+ pulldown-ohm = 0;
+ io-channels = adc 3;
+ };
+ ncp15wb473@4 {
+ compatible = murata,ncp15wb473;
+ pullup-uv = 180;
+ pullup-ohm = 47000;
+ pulldown-ohm = 0;
+ io-channels = adc 4;
+ };
+ ncp15wb473@5 {
+ compatible = murata,ncp15wb473;
+ pullup-uv = 180;
+ pullup-ohm = 47000;
+ pulldown-ohm = 0;
+ io-channels = adc 5;
+ };
+ ncp15wb473@6 {
+ compatible = murata,ncp15wb473;
+ pullup-uv = 180;
+ 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 7c5957b..94225e6 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;
@@ -814,3 +819,4 @@
};
#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 ec4e5c7..8f9d66e 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;
@@ -812,3 +817,4 @@
};
#include cros-ec-keyboard.dtsi
+#include cros-adc-thermistors.dtsi
--
2.0.1
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