From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Tue, 28 Oct 2014 22:41:29 +0100 Subject: [PATCH v2 4/4] ARM: sun9i: optimus: Set UART0 muxing In-Reply-To: <1414532489-23345-1-git-send-email-maxime.ripard@free-electrons.com> References: <1414532489-23345-1-git-send-email-maxime.ripard@free-electrons.com> Message-ID: <1414532489-23345-5-git-send-email-maxime.ripard@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Enable the UART0 muxing, as set up by the bootloader. Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/sun9i-a80-optimus.dts | 2 ++ arch/arm/boot/dts/sun9i-a80.dtsi | 7 +++++++ 2 files changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts b/arch/arm/boot/dts/sun9i-a80-optimus.dts index f83abab108b9..9ed60f3927a3 100644 --- a/arch/arm/boot/dts/sun9i-a80-optimus.dts +++ b/arch/arm/boot/dts/sun9i-a80-optimus.dts @@ -60,6 +60,8 @@ soc { uart0: serial at 07000000 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins_a>; status = "okay"; }; }; diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi index db8713bad2bc..27db26de70b8 100644 --- a/arch/arm/boot/dts/sun9i-a80.dtsi +++ b/arch/arm/boot/dts/sun9i-a80.dtsi @@ -351,6 +351,13 @@ #interrupt-cells = <2>; #size-cells = <0>; #gpio-cells = <3>; + + uart0_pins_a: uart0 at 0 { + allwinner,pins = "PH12", "PH13"; + allwinner,function = "uart0"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; }; uart0: serial at 07000000 { -- 2.1.1