[PATCH 1/1] arm64: tegra: fix PPI interrupt flag

From: Aniruddha Banerjee
Date: Mon Apr 03 2017 - 07:20:20 EST


The interrupt flag for PPI should not be set to any value, since the
register is read-only. Fix the flags for the PPI interrupts to
IRQ_TYPE_NONE, so that there is no write to the read-only register.

Signed-off-by: Aniruddha Banerjee <aniruddhab@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra132.dtsi | 8 ++++----
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 8 ++++----
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 8 ++++----
3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/arch/arm64/boot/dts/nvidia/tegra132.dtsi b/arch/arm64/boot/dts/nvidia/tegra132.dtsi
index 3f3a46a4bd01..219fb3c6a273 100644
--- a/arch/arm64/boot/dts/nvidia/tegra132.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra132.dtsi
@@ -1093,13 +1093,13 @@
timer {
compatible = "arm,armv7-timer";
interrupts = <GIC_PPI 13
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 14
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 11
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 10
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>;
interrupt-parent = <&gic>;
};
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 62fa85ae0271..e602299f7694 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -390,13 +390,13 @@
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 14
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 11
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 10
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>;
interrupt-parent = <&gic>;
};
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 2f832df29da8..6f3060b40a40 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -1214,13 +1214,13 @@
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 14
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 11
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>,
<GIC_PPI 10
- (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_NONE)>;
interrupt-parent = <&gic>;
};

--
2.11.0