[PATCH 2/2] ARM: dts: stm32: add vrefint support to adc on stm32mp13

Olivier Moysan posted 2 patches 1 week ago
[PATCH 2/2] ARM: dts: stm32: add vrefint support to adc on stm32mp13
Posted by Olivier Moysan 1 week ago
Set STM32 ADC1&2 as consumers of BSEC, to retrieve vrefint calibration
data on STM32MP13x SoCs.

Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
---
 arch/arm/boot/dts/st/stm32mp131.dtsi | 2 ++
 arch/arm/boot/dts/st/stm32mp133.dtsi | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index 3cc5623d52ca..492bcf586361 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -1066,6 +1066,8 @@ adc2: adc@0 {
 					interrupts = <0>;
 					dmas = <&dmamux1 10 0x400 0x80000001>;
 					dma-names = "rx";
+					nvmem-cells = <&vrefint>;
+					nvmem-cell-names = "vrefint";
 					status = "disabled";
 
 					channel@13 {
diff --git a/arch/arm/boot/dts/st/stm32mp133.dtsi b/arch/arm/boot/dts/st/stm32mp133.dtsi
index 73e470019ce4..e48838374f0d 100644
--- a/arch/arm/boot/dts/st/stm32mp133.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp133.dtsi
@@ -60,6 +60,8 @@ adc1: adc@0 {
 			interrupts = <0>;
 			dmas = <&dmamux1 9 0x400 0x80000001>;
 			dma-names = "rx";
+			nvmem-cells = <&vrefint>;
+			nvmem-cell-names = "vrefint";
 			status = "disabled";
 
 			channel@18 {
-- 
2.25.1