linux-kernel - [PATCH v2 3/4] ARM: dts: renesas: r9a06g032: Add the ADC device

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Message-ID: <20251029144644.667561-4-herve.codina@bootlin.com>
Date: Wed, 29 Oct 2025 15:46:43 +0100
From: "Herve Codina (Schneider Electric)" <herve.codina@...tlin.com>
To: Wolfram Sang <wsa+renesas@...g-engineering.com>,
	Herve Codina <herve.codina@...tlin.com>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>
Cc: linux-iio@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Pascal Eberhard <pascal.eberhard@...com>,
	Miquel Raynal <miquel.raynal@...tlin.com>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: [PATCH v2 3/4] ARM: dts: renesas: r9a06g032: Add the ADC device

The ADC available in the r9a06g032 SoC can use up to two internal ADC
cores (ADC1 and ADC2) those internal cores are handled through ADC
controller virtual channels.

Describe this device.

Signed-off-by: Herve Codina (Schneider Electric) <herve.codina@...tlin.com>
Reviewed-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
 arch/arm/boot/dts/renesas/r9a06g032.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/renesas/r9a06g032.dtsi b/arch/arm/boot/dts/renesas/r9a06g032.dtsi
index 13a60656b044..2c1577923223 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/renesas/r9a06g032.dtsi
@@ -290,6 +290,16 @@ i2c2: i2c@...64000 {
 			status = "disabled";
 		};
 
+		adc: adc@...65000 {
+			compatible = "renesas,r9a06g032-adc", "renesas,rzn1-adc";
+			reg = <0x40065000 0x200>;
+			clocks = <&sysctrl R9A06G032_HCLK_ADC>, <&sysctrl R9A06G032_CLK_ADC>;
+			clock-names = "pclk", "adc";
+			power-domains = <&sysctrl>;
+			#io-channel-cells = <1>;
+			status = "disabled";
+		};
+
 		pinctrl: pinctrl@...67000 {
 			compatible = "renesas,r9a06g032-pinctrl", "renesas,rzn1-pinctrl";
 			reg = <0x40067000 0x1000>, <0x51000000 0x480>;
-- 
2.51.0