linux-kernel - [PATCH 3/3] arm64: dts: qcom: sm7225-fairphone-fp4: Add pm7250b PMIC

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Date:   Fri,  2 Sep 2022 13:10:55 +0200
From:   Luca Weiss <luca.weiss@...rphone.com>
To:     linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Luca Weiss <luca.weiss@...rphone.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] arm64: dts: qcom: sm7225-fairphone-fp4: Add pm7250b PMIC

The PM7250B is primarily used for charger and fuel gauge on Fairphone 4
but also has some thermal zones that we can configure already.

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 .../boot/dts/qcom/sm7225-fairphone-fp4.dts    | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts b/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
index c76abe7587b4..30c94fd4fe61 100644
--- a/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
+++ b/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
@@ -12,6 +12,7 @@
 #include "sm7225.dtsi"
 #include "pm6150l.dtsi"
 #include "pm6350.dtsi"
+#include "pm7250b.dtsi"
 
 / {
 	model = "Fairphone 4";
@@ -70,6 +71,36 @@ memory@...01000 {
 			qcom,vmid = <15>;
 		};
 	};
+
+	thermal-zones {
+		chg-skin-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&pm7250b_adc_tm 0>;
+
+			trips {
+				active-config0 {
+					temperature = <125000>;
+					hysteresis = <1000>;
+					type = "passive";
+				};
+			};
+		};
+
+		conn-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&pm7250b_adc_tm 1>;
+
+			trips {
+				active-config0 {
+					temperature = <125000>;
+					hysteresis = <1000>;
+					type = "passive";
+				};
+			};
+		};
+	};
 };
 
 &adsp {
@@ -353,6 +384,42 @@ &pm6350_resin {
 	linux,code = <KEY_VOLUMEDOWN>;
 };
 
+&pm7250b_adc {
+	adc-chan@4d {
+		reg = <ADC5_AMUX_THM1_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+		qcom,pre-scaling = <1 1>;
+		label = "charger_skin_therm";
+	};
+
+	adc-chan@4f {
+		reg = <ADC5_AMUX_THM3_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+		qcom,pre-scaling = <1 1>;
+		label = "conn_therm";
+	};
+};
+
+&pm7250b_adc_tm {
+	status = "okay";
+
+	charger-skin-therm@0 {
+		reg = <0>;
+		io-channels = <&pm7250b_adc ADC5_AMUX_THM1_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time-us = <200>;
+	};
+
+	conn-therm@1 {
+		reg = <1>;
+		io-channels = <&pm7250b_adc ADC5_AMUX_THM3_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time-us = <200>;
+	};
+};
+
 &qupv3_id_1 {
 	status = "okay";
 };
-- 
2.37.3