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[v3] arm64: dts: qcom: pmi8998: add rradc node

Message ID 20221017190902.2282899-1-caleb.connolly@linaro.org
State Superseded
Headers show
Series [v3] arm64: dts: qcom: pmi8998: add rradc node | expand

Commit Message

Caleb Connolly Oct. 17, 2022, 7:09 p.m. UTC
Add a DT node for the Round Robin ADC found in the PMI8998 PMIC.

The RRADC reports PMIC die and skin temperatures, as well as
battery/charger thermals. It also reports USB and DC charger voltage and
current measurements.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
---
This patch introduces a new dtbs_check warning which will be fixed by
https://lore.kernel.org/linux-arm-msm/20221017185105.2279129-1-caleb.connolly@linaro.org/

V2: https://lore.kernel.org/linux-arm-msm/20221017185609.2280067-1-caleb.connolly@linaro.org/
Changes since v2:
 * Remove 'status = "okay";'

V1:
https://lore.kernel.org/linux-arm-msm/20221016180330.1912214-1-caleb.connolly@linaro.org/
Changes since v1:
 * Change node name from adc@ to rradc@, see linked patch
 * Enable the RRADC by default, rather than per-device 
---
 arch/arm64/boot/dts/qcom/pmi8998.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/qcom/pmi8998.dtsi b/arch/arm64/boot/dts/qcom/pmi8998.dtsi
index 6d3d212560c1..08c9ec2cafa6 100644
--- a/arch/arm64/boot/dts/qcom/pmi8998.dtsi
+++ b/arch/arm64/boot/dts/qcom/pmi8998.dtsi
@@ -18,6 +18,12 @@  pmi8998_gpio: gpios@c000 {
 			interrupt-controller;
 			#interrupt-cells = <2>;
 		};
+
+		pmi8998_rradc: rradc@4500 {
+			compatible = "qcom,pmi8998-rradc";
+			reg = <0x4500>;
+			#io-channel-cells = <1>;
+		};
 	};
 
 	pmi8998_lsid1: pmic@3 {