linux-kernel - [PATCH v2 2/3] ARM: dts: aspeed: wedge40: enable adc device

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Date:   Thu, 23 Jul 2020 16:05:38 -0700
From:   rentao.bupt@...il.com
To:     Rob Herring <robh+dt@...nel.org>, Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        openbmc@...ts.ozlabs.org, taoren@...com
Cc:     Tao Ren <rentao.bupt@...il.com>
Subject: [PATCH v2 2/3] ARM: dts: aspeed: wedge40: enable adc device

From: Tao Ren <rentao.bupt@...il.com>

Enable adc controller and corresponding voltage sensoring channels for
Wedge40.

Signed-off-by: Tao Ren <rentao.bupt@...il.com>
---
 Changes in v2:
   - Nothing changed. Resending the patch just in case the previous
     email was not delivered.

 arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
index aea23c313088..1049cfa80ac2 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
@@ -27,6 +27,11 @@
 	memory@...00000 {
 		reg = <0x40000000 0x20000000>;
 	};
+
+	ast-adc-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>;
+	};
 };
 
 &wdt1 {
@@ -126,3 +131,7 @@
 &vhub {
 	status = "okay";
 };
+
+&adc {
+	status = "okay";
+};
-- 
2.17.1