linux-kernel - [PATCH 1/3] arm64: dts: imx8mm: adjust GIC CPU mask to match number of CPUs

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Message-Id: <20200929084015.7178-1-krzk@kernel.org>
Date:   Tue, 29 Sep 2020 10:40:13 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Rob Herring <robh+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Anson Huang <Anson.Huang@....com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Jacky Bai <ping.bai@....com>, Krzysztof Kozlowski <krzk@...nel.org>
Subject: [PATCH 1/3] arm64: dts: imx8mm: adjust GIC CPU mask to match number of CPUs

i.MX 8M Mini has four Cortex-A CPUs, not six.  Using higher value is
harmless but adjust it to match real HW.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index b83f400def8b..ee486597afc0 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -194,16 +194,16 @@
 	pmu {
 		compatible = "arm,armv8-pmuv3";
 		interrupts = <GIC_PPI 7
-			     (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>;
+			     (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
 		interrupt-affinity = <&A53_0>, <&A53_1>, <&A53_2>, <&A53_3>;
 	};
 
 	timer {
 		compatible = "arm,armv8-timer";
-		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>, /* Physical Secure */
-			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>, /* Physical Non-Secure */
-			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>, /* Virtual */
-			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>; /* Hypervisor */
+		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, /* Physical Secure */
+			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, /* Physical Non-Secure */
+			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, /* Virtual */
+			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; /* Hypervisor */
 		clock-frequency = <8000000>;
 		arm,no-tick-in-suspend;
 	};
-- 
2.17.1