linux-kernel - [PATCH] ARM: dts: rockchip: enable I2C0, SPI and SARADC on Radxa Rock

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Date:	Fri, 21 Nov 2014 11:57:16 +0100
From:	Julien CHAUVEAU <julien.chauveau@...-technologies.fr>
To:	Heiko Stuebner <heiko@...ech.de>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org (moderated list:ARM/Rockchip
	SoC...),
	linux-rockchip@...ts.infradead.org (open list:ARM/Rockchip SoC...),
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND...),
	linux-kernel@...r.kernel.org (open list)
Cc:	Julien CHAUVEAU <julien.chauveau@...-technologies.fr>
Subject: [PATCH] ARM: dts: rockchip: enable I2C0, SPI and SARADC on Radxa Rock

This enables user space access to the I2C0 bus, SPI0 bus, SPI1 bus
and the 3 Analog-to-digital inputs available on the Radxa Rock headers.

We have to disable UART1 because SPI0 and UART1 are multiplexed together.

Signed-off-by: Julien CHAUVEAU <julien.chauveau@...-technologies.fr>
---
 arch/arm/boot/dts/rk3188-radxarock.dts | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts
index 6eb62c0..06b2256 100644
--- a/arch/arm/boot/dts/rk3188-radxarock.dts
+++ b/arch/arm/boot/dts/rk3188-radxarock.dts
@@ -122,6 +122,10 @@
 	cpu0-supply = <&vdd_arm>;
 };
 
+&i2c0 {
+	status = "okay";
+};
+
 &i2c1 {
 	status = "okay";
 	clock-frequency = <400000>;
@@ -294,14 +298,22 @@
 	};
 };
 
+&saradc {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+};
+
+&spi1 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
 
-&uart1 {
-	status = "okay";
-};
-
 &uart2 {
 	status = "okay";
 };
-- 
2.1.0

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