[Linux-stm32] [PATCH 08/12] ARM: dts: stm32: Add bindings for ADC on AV96

Marek Vasut marex at denx.de
Wed Apr 29 16:37:39 UTC 2020


Add ADC bindings to AV96 DT, the ADC inputs are present on
low-speed expansion connector X6.

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Alexandre Torgue <alexandre.torgue at st.com>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
Cc: Patrice Chotard <patrice.chotard at st.com>
Cc: Patrick Delaunay <patrick.delaunay at st.com>
Cc: linux-stm32 at st-md-mailman.stormreply.com
To: linux-arm-kernel at lists.infradead.org
---
 arch/arm/boot/dts/stm32mp157a-avenger96.dts | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
index 2a293ed91c9b..72ca282898eb 100644
--- a/arch/arm/boot/dts/stm32mp157a-avenger96.dts
+++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
@@ -128,6 +128,27 @@ wlan_pwr: regulator-wlan {
 	};
 };
 
+&adc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&adc12_ain_pins_b>;
+	vdd-supply = <&vdd>;
+	vdda-supply = <&vdda>;
+	vref-supply = <&vdda>;
+	status = "okay";
+
+	adc1: adc at 0 {
+		st,adc-channels = <0 1 6>;
+		st,min-sample-time-nsecs = <5000>;
+		status = "okay";
+	};
+
+	adc2: adc at 100 {
+		st,adc-channels = <0 1 2>;
+		st,min-sample-time-nsecs = <5000>;
+		status = "okay";
+	};
+};
+
 &ethernet0 {
 	status = "okay";
 	pinctrl-0 = <&ethernet0_rgmii_pins_c>;
-- 
2.25.1




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