linux-kernel - [PATCH] arm64: dts: a1: add saradc controller

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Message-ID: <1575358332-44866-1-git-send-email-xingyu.chen@amlogic.com>
Date:   Tue, 3 Dec 2019 15:32:12 +0800
From:   Xingyu Chen <xingyu.chen@...ogic.com>
To:     Kevin Hilman <khilman@...libre.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
CC:     Xingyu Chen <xingyu.chen@...ogic.com>,
        Rob Herring <robh+dt@...nel.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Jerome Brunet <jbrunet@...libre.com>,
        Qianggui Song <qianggui.song@...ogic.com>,
        Jianxin Pan <jianxin.pan@...ogic.com>,
        Jian Hu <jian.hu@...ogic.com>, <linux-iio@...r.kernel.org>,
        <linux-amlogic@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: [PATCH] arm64: dts: a1: add saradc controller

The saradc controller in Meson-A1 is the same as the Meson-G12 series SoCs,
so we use the same compatible string.

Signed-off-by: Xingyu Chen <xingyu.chen@...ogic.com>

---
This patch is based on A1 clock patchset at [0].

[0] https://lore.kernel.org/linux-amlogic/20191129144605.182774-1-jian.hu@amlogic.com
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 7210ad0..cad1756 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -93,6 +93,21 @@
 				clock-names = "xtal", "pclk", "baud";
 				status = "disabled";
 			};
+
+			saradc: adc@...0 {
+				compatible = "amlogic,meson-g12a-saradc",
+					     "amlogic,meson-saradc";
+				reg = <0x0 0x2c00 0x0 0x48>;
+				#io-channel-cells = <1>;
+				interrupts = <GIC_SPI 35 IRQ_TYPE_EDGE_RISING>;
+				clocks = <&xtal>,
+					 <&clkc_periphs CLKID_SARADC>,
+					 <&clkc_periphs CLKID_SARADC_CLK>,
+					 <&clkc_periphs CLKID_SARADC_SEL>;
+				clock-names = "clkin", "core", "adc_clk",
+					      "adc_sel";
+				status = "disabled";
+			};
 		};
 
 		gic: interrupt-controller@...01000 {
-- 
2.7.4