linux-kernel - [PATCH 1/1] arm64: dts: rockchip: default serial for Firefly-RK3399

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Message-Id: <20170930040640.25526-1-xypron.glpk@gmx.de>
Date:   Sat, 30 Sep 2017 06:06:40 +0200
From:   Heinrich Schuchardt <xypron.glpk@....de>
To:     Heiko Stuebner <heiko@...ech.de>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Shawn Lin <shawn.lin@...k-chips.com>,
        Kever Yang <kever.yang@...k-chips.com>,
        Jianqun Xu <jay.xu@...k-chips.com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Heinrich Schuchardt <xypron.glpk@....de>
Subject: [PATCH 1/1] arm64: dts: rockchip: default serial for Firefly-RK3399

The Firefly-RK3399 uses serial2 with 1,500,000 baud by default
for communication in U-Boot and in the vendor provided distros.

So let us set the same default in the Linux kernel.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@....de>
---
 arch/arm64/boot/dts/rockchip/rk3399-firefly.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
index 7fd4bfcaa38e..3bc2863583ce 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
@@ -49,6 +49,10 @@
 	model = "Firefly-RK3399 Board";
 	compatible = "firefly,firefly-rk3399", "rockchip,rk3399";
 
+	chosen {
+		stdout-path = "serial2:1500000n8";
+	};
+
 	backlight: backlight {
 		compatible = "pwm-backlight";
 		enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>;
-- 
2.14.2