linux-kernel - [PATCH 1/2] ARM: dts: ls1021a: add node describing external interrupt lines

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Message-Id: <20191112132010.18274-2-linux@rasmusvillemoes.dk>
Date:   Tue, 12 Nov 2019 14:20:09 +0100
From:   Rasmus Villemoes <linux@...musvillemoes.dk>
To:     Shawn Guo <shawnguo@...nel.org>, Li Yang <leoyang.li@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     Vladimir Oltean <olteanv@...il.com>, Marc Zyngier <maz@...nel.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] ARM: dts: ls1021a: add node describing external interrupt lines

This adds a node describing the six external interrupt lines IRQ0-IRQ5
with configurable polarity.

Signed-off-by: Rasmus Villemoes <linux@...musvillemoes.dk>
---
 arch/arm/boot/dts/ls1021a.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index 2f6977ada447..0855b1fe98e0 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -216,6 +216,25 @@
 			compatible = "fsl,ls1021a-scfg", "syscon";
 			reg = <0x0 0x1570000 0x0 0x10000>;
 			big-endian;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x0 0x1570000 0x10000>;
+
+			extirq: interrupt-controller@1ac {
+				compatible = "fsl,ls1021a-extirq";
+				#interrupt-cells = <2>;
+				#address-cells = <0>;
+				interrupt-controller;
+				reg = <0x1ac 4>;
+				interrupt-map =
+					<0 0 &gic GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
+					<1 0 &gic GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>,
+					<2 0 &gic GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>,
+					<3 0 &gic GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>,
+					<4 0 &gic GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>,
+					<5 0 &gic GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-map-mask = <0xffffffff 0x0>;
+			};
 		};
 
 		crypto: crypto@...0000 {
-- 
2.23.0