linux-kernel - [PATCH 2/9] ARM: dts: sun8i-v3: Add UART1 PG pins description

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Date:   Sat, 31 Oct 2020 19:21:30 +0100
From:   Paul Kocialkowski <contact@...lk.fr>
To:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Matteo Scordino <matteo.scordino@...il.com>,
        Icenowy Zheng <icenowy@...c.io>,
        Paul Kocialkowski <contact@...lk.fr>
Subject: [PATCH 2/9] ARM: dts: sun8i-v3: Add UART1 PG pins description

UART1 is often exposed through the PG pins (usually for the debug
console) on the V3. They are not available on V3s.

Describe these pins in device-tree.

Signed-off-by: Paul Kocialkowski <contact@...lk.fr>
---
 arch/arm/boot/dts/sun8i-v3.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-v3.dtsi b/arch/arm/boot/dts/sun8i-v3.dtsi
index ca4672ed2e02..edf48e0471ad 100644
--- a/arch/arm/boot/dts/sun8i-v3.dtsi
+++ b/arch/arm/boot/dts/sun8i-v3.dtsi
@@ -24,4 +24,10 @@ external_mdio: mdio@2 {
 
 &pio {
 	compatible = "allwinner,sun8i-v3-pinctrl";
+
+	/omit-if-no-ref/
+	uart1_pg_pins: uart1-pg-pins {
+		pins = "PG6", "PG7";
+		function = "uart1";
+	};
 };
-- 
2.28.0