linux-kernel - [PATCH v3 3/3] riscv: dts: sophgo: Add SARADC description

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Message-Id: <20240731-sg2002-adc-v3-3-5ac40a518c0a@bootlin.com>
Date: Wed, 31 Jul 2024 14:24:16 +0200
From: Thomas Bonnefille <thomas.bonnefille@...tlin.com>
To: Jonathan Cameron <jic23@...nel.org>, 
 Lars-Peter Clausen <lars@...afoo.de>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Chen Wang <unicorn_wang@...look.com>, 
 Inochi Amaoto <inochiama@...look.com>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>
Cc: Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 Miquèl Raynal <miquel.raynal@...tlin.com>, 
 linux-iio@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
 Thomas Bonnefille <thomas.bonnefille@...tlin.com>
Subject: [PATCH v3 3/3] riscv: dts: sophgo: Add SARADC description

Adds SARADC nodes for the common Successive Approximation Analog to
Digital Converter used in Sophgo CV18xx series SoC.
This patch adds two nodes for the two controllers the board, one in
the Active domain and the other in the No-Die domain.

Signed-off-by: Thomas Bonnefille <thomas.bonnefille@...tlin.com>
---
 arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
index 891932ae470f..e6c1a84d3e55 100644
--- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
@@ -133,6 +133,14 @@ portd: gpio-controller@0 {
 			};
 		};
 
+		saradc: adc@...0000 {
+			compatible = "sophgo,cv1800b-saradc";
+			clocks = <&clk CLK_SARADC>;
+			interrupts = <100 IRQ_TYPE_LEVEL_HIGH>;
+			reg = <0x030F0000 0x1000>;
+			status = "disabled";
+		};
+
 		i2c0: i2c@...0000 {
 			compatible = "snps,designware-i2c";
 			reg = <0x04000000 0x10000>;

-- 
2.45.2