[PATCH 12/13] ARM: dts: mediatek: mt6323: add support for thermal

[Roman Vivchar via B4 Relay <devnull+rva333.protonmail.com@kernel.org>]

From: Roman Vivchar <rva333@protonmail.com>

Add the devicetree node for the mt6323 thermal.

Tested-by: Ben Grisdale <bengris32@protonmail.ch> # Amazon Echo Dot (2nd Generation)
Signed-off-by: Roman Vivchar <rva333@protonmail.com>
---
 arch/arm/boot/dts/mediatek/mt6323.dtsi | 35 ++++++++++++++++++++++++++++++++--
 1 file changed, 33 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/mediatek/mt6323.dtsi b/arch/arm/boot/dts/mediatek/mt6323.dtsi
index 3fe6a5e35e70..bdfa177aa1e3 100644
--- a/arch/arm/boot/dts/mediatek/mt6323.dtsi
+++ b/arch/arm/boot/dts/mediatek/mt6323.dtsi
@@ -6,6 +6,8 @@
  *
  */
 
+#include <dt-bindings/iio/adc/mediatek,mt6323-auxadc.h>
+
 &pwrap {
 	pmic: mt6323 {
 		compatible = "mediatek,mt6323";
@@ -21,8 +23,16 @@ mt6323_adc: adc {
 
 		mt6323_efuse: efuse {
 			compatible = "mediatek,mt6323-efuse";
-			#address-cells = <1>;
-			#size-cells = <1>;
+
+			nvmem-layout {
+				compatible = "fixed-layout";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				mt6323_thermal_calibration_data: thermal-data@14 {
+					reg = <0x14 0x4>;
+				};
+			};
 		};
 
 		mt6323_leds: leds {
@@ -276,5 +286,26 @@ power-controller {
 		rtc {
 			compatible = "mediatek,mt6323-rtc";
 		};
+
+		mt6323_thermal: thermal {
+			compatible = "mediatek,mt6323-thermal";
+			nvmem-cells = <&mt6323_thermal_calibration_data>;
+			nvmem-cell-names = "calibration-data";
+
+			io-channels = <&mt6323_adc MT6323_AUXADC_CHIP_TEMP>;
+			io-channel-names = "vts";
+			#thermal-sensor-cells = <1>;
+		};
+	};
+};
+
+/ {
+	thermal-zones {
+		pmic_vts_thermal {
+			polling-delay-passive = <1000>;
+			polling-delay = <1000>;
+
+			thermal-sensors = <&mt6323_thermal 0>;
+		};
 	};
 };

-- 
2.53.0