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 <[email protected]> Signed-off-by: Shawn Guo <[email protected]>
JerzyD72 · Feb 12, 2018 · 1022c48 · 1022c48
1 parent 68b09c8
commit 1022c48
Showing 1 changed file with 10 additions and 0 deletions.
diff --git 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 {