linux-kernel - [PATCH 2/2] mips: dts: ralink: mt7621: add serial1 and serial2 nodes

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Message-Id: <20240306201045.1475-2-justin.swartz@risingedge.co.za>
Date: Wed,  6 Mar 2024 22:10:44 +0200
From: Justin Swartz <justin.swartz@...ingedge.co.za>
To: Arınç ÜNAL <arinc.unal@...nc9.com>,
	Sergio Paracuellos <sergio.paracuellos@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: Justin Swartz <justin.swartz@...ingedge.co.za>,
	linux-mips@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: [PATCH 2/2] mips: dts: ralink: mt7621: add serial1 and serial2 nodes

Add serial1 and serial2 nodes to define the existence of
UART1 and UART2.

Signed-off-by: Justin Swartz <justin.swartz@...ingedge.co.za>
---
 arch/mips/boot/dts/ralink/mt7621.dtsi | 38 +++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi b/arch/mips/boot/dts/ralink/mt7621.dtsi
index dca415fdd..2069249c8 100644
--- a/arch/mips/boot/dts/ralink/mt7621.dtsi
+++ b/arch/mips/boot/dts/ralink/mt7621.dtsi
@@ -128,6 +128,44 @@ serial0: serial@c00 {
 			pinctrl-0 = <&uart1_pins>;
 		};
 
+		serial1: serial@d00 {
+			status = "disabled";
+
+			compatible = "ns16550a";
+			reg = <0xd00 0x100>;
+
+			clocks = <&sysc MT7621_CLK_UART2>;
+
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>;
+
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			no-loopback-test;
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart2_pins>;
+		};
+
+		serial2: serial@e00 {
+			status = "disabled";
+
+			compatible = "ns16550a";
+			reg = <0xe00 0x100>;
+
+			clocks = <&sysc MT7621_CLK_UART3>;
+
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SHARED 28 IRQ_TYPE_LEVEL_HIGH>;
+
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			no-loopback-test;
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart3_pins>;
+		};
+
 		spi0: spi@b00 {
 			status = "disabled";
 
--