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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250403115954.1061528-3-olivier.moysan@foss.st.com>
Date: Thu, 3 Apr 2025 13:59:54 +0200
From: Olivier Moysan <olivier.moysan@...s.st.com>
To: <fabrice.gasnier@...s.st.com>, Rob Herring <robh@...nel.org>,
        Krzysztof
 Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime
 Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue
	<alexandre.torgue@...s.st.com>
CC: Olivier Moysan <olivier.moysan@...s.st.com>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2] ARM: dts: stm32: add vrefint support to adc on stm32mp13

Set STM32 ADC1&2 as consumers of BSEC, to retrieve vrefint calibration
data on STM32MP13x SoCs.

Signed-off-by: Olivier Moysan <olivier.moysan@...s.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