linux-kernel - [RFC PATCH v1 4/4] riscv: dts: allwinner: d1: Add GPADC node

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Message-Id: <20230524082744.3215427-5-bigunclemax@gmail.com>
Date:   Wed, 24 May 2023 11:27:33 +0300
From:   Maxim Kiselev <bigunclemax@...il.com>
To:     linux-iio@...r.kernel.org
Cc:     Maxim Kiselev <bigunclemax@...il.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Conor Dooley <conor@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Heiko Stuebner <heiko.stuebner@...ll.eu>,
        Andre Przywara <andre.przywara@....com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Cosmin Tanislav <demonsingur@...il.com>,
        Marcus Folkesson <marcus.folkesson@...il.com>,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Hugo Villeneuve <hvilleneuve@...onoff.com>,
        Mike Looijmans <mike.looijmans@...ic.nl>,
        ChiYuan Huang <cy_huang@...htek.com>,
        Ramona Bolboaca <ramona.bolboaca@...log.com>,
        Ibrahim Tilki <Ibrahim.Tilki@...log.com>,
        ChiaEn Wu <chiaen_wu@...htek.com>,
        William Breathitt Gray <william.gray@...aro.org>,
        Caleb Connolly <caleb.connolly@...aro.org>,
        Haibo Chen <haibo.chen@....com>,
        Leonard Göhrs <l.goehrs@...gutronix.de>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org
Subject: [RFC PATCH v1 4/4] riscv: dts: allwinner: d1: Add GPADC node

This patch adds declaration of the general purpose ADC with two channel
for D1 SoC.

Signed-off-by: Maxim Kiselev <bigunclemax@...il.com>
---
 arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi b/arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi
index 97e7cbb32597..b21825429cca 100644
--- a/arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi
+++ b/arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi
@@ -6,6 +6,16 @@
 
 / {
 	soc {
+		gpadc: adc@...9000 {
+			compatible = "allwinner,sun20i-d1-gpadc";
+			reg = <0x2009000 0x1000>;
+			clocks = <&ccu CLK_BUS_GPADC>;
+			resets = <&ccu RST_BUS_GPADC>;
+			interrupts = <SOC_PERIPHERAL_IRQ(57) IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+			#io-channel-cells = <0>;
+		};
+
 		lradc: keys@...9800 {
 			compatible = "allwinner,sun20i-d1-lradc",
 				     "allwinner,sun50i-r329-lradc";
-- 
2.39.2