From: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Date: Mon, 15 Jan 2018 14:28:20 +0000 (+0100)
Subject: ARM: dts: imx53-ppd: use PMIC's TSI pins in adc mode
X-Git-Tag: v5.15~9103^2~6^2~44
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1022c489a76eaad0b82a7166a1038a4506fb2a36;p=platform%2Fkernel%2Flinux-starfive.git

ARM: dts: imx53-ppd: use PMIC's TSI pins in adc mode

PPD uses the PMIC's TSI pins in general purpose ADC mode.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/imx53-ppd.dts b/arch/arm/boot/dts/imx53-ppd.dts
index 123297d..57730dd 100644
--- a/arch/arm/boot/dts/imx53-ppd.dts
+++ b/arch/arm/boot/dts/imx53-ppd.dts
@@ -132,6 +132,14 @@
 		enable-active-high;
 	};
 
+	reg_tsiref: regulator-tsiref {
+		compatible = "regulator-fixed";
+		regulator-name = "tsiref";
+		regulator-min-microvolt = <2500000>;
+		regulator-max-microvolt = <2500000>;
+		regulator-always-on;
+	};
+
 	pwm_bl: backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pwm2 0 50000>;
@@ -294,6 +302,8 @@
 		interrupt-parent = <&gpio3>;
 		interrupts = <12 0x8>;
 		spi-max-frequency = <1000000>;
+		dlg,tsi-as-adc;
+		tsiref-supply = <&reg_tsiref>;
 
 		regulators {
 			buck1_reg: buck1 {