linux-kernel - [PATCH 09/10] ARM: sun7i: a20-olinuxino: Enable UARTs muxing

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Message-Id: <1375196394-21138-10-git-send-email-maxime.ripard@free-electrons.com>
Date:	Tue, 30 Jul 2013 16:59:53 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Emilio Lopez <emilio@...pez.com.ar>, kevin.z.m.zh@...il.com,
	sunny@...winnertech.com, shuge@...winnertech.com,
	linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: [PATCH 09/10] ARM: sun7i: a20-olinuxino: Enable UARTs muxing

Instead of relying on the bootloader to mux the UART pins properly, do
it on our own and register the rightful pins for the A20-olinuxino in
the DT using pinctrl.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
index 29edf8b..96e8c56 100644
--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
@@ -20,14 +20,20 @@
 
 	soc@...20000 {
 		uart0: serial@...28000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart0_pins_a>;
 			status = "okay";
 		};
 
 		uart6: serial@...29800 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart6_pins_a>;
 			status = "okay";
 		};
 
 		uart7: serial@...29c00 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart7_pins_a>;
 			status = "okay";
 		};
 	};
-- 
1.8.3.4

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