linux-kernel - [PATCH] ARM: zynq: Add #io-channel-cells to (x)adc node for iio-hwmon

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Message-Id: <1489003720-2175-1-git-send-email-mdf@kernel.org>
Date:   Wed,  8 Mar 2017 12:08:40 -0800
From:   Moritz Fischer <mdf@...nel.org>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Moritz Fischer <mdf@...nel.org>,
        Michal Simek <michal.simek@...inx.com>,
        Sören Brinkmann <soren.brinkmann@...inx.com>,
        Julia Cartwright <julia@...com>, linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: zynq: Add #io-channel-cells to (x)adc node for iio-hwmon

Fix issue when exposing xadc via iio-hwmon by adding missing

OF: /iio_hwmon: could not get #io-channel-cells for
/amba/adc@...07100

Signed-off-by: Moritz Fischer <mdf@...nel.org>
Cc: Michal Simek <michal.simek@...inx.com>
Cc: Sören Brinkmann <soren.brinkmann@...inx.com>
Cc: Julia Cartwright <julia@...com>
Cc: linux-kernel@...r.kernel.org
---
 arch/arm/boot/dts/zynq-7000.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
index f3ac9bf..98233a8 100644
--- a/arch/arm/boot/dts/zynq-7000.dtsi
+++ b/arch/arm/boot/dts/zynq-7000.dtsi
@@ -72,6 +72,7 @@
 			interrupts = <0 7 4>;
 			interrupt-parent = <&intc>;
 			clocks = <&clkc 12>;
+			#io-channel-cells = <1>;
 		};
 
 		can0: can@...08000 {
-- 
2.7.4