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

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Message-Id: <20240702-sg2002-adc-v1-3-ac66e076a756@bootlin.com>
Date: Tue, 02 Jul 2024 13:52:23 +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 3/3] riscv: dts: sophgo: Add SARADC configuration

Adds SARADC nodes for the common Successive Approximation Analog to
Digital Converter used in Sophgo SoC.
This patch adds nodes for the two SARADCs presents on 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 | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
index 7247c7c3013c..0b996aa7fa31 100644
--- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
@@ -309,5 +309,19 @@ clint: timer@...00000 {
 			reg = <0x74000000 0x10000>;
 			interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>;
 		};
+
+		saradc_active: adc@...0000 {
+			compatible = "sophgo,cv18xx-saradc";
+			clocks = <&clk CLK_SARADC>;
+			interrupts = <100 IRQ_TYPE_LEVEL_HIGH>;
+			reg = <0x030F0000 0x1000>;
+			status = "disabled";
+		};
+
+		saradc_nodie: adc@...c000 {
+			compatible = "sophgo,cv18xx-saradc";
+			reg = <0x0502C000 0x1000>;
+			status = "disabled";
+		};
 	};
 };

-- 
2.45.2