This patch modifies the device tree for tegra124 based devices to enable the 
Cortex A15 PMU.  The interrupt numbers are taken from NVIDIA TRM 
DP-06905-001_v03p.  This patch was tested on a Jetson TK1.

Signed-off-by: Kyle Huey <[email protected]>
---
 arch/arm/boot/dts/tegra124.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 4be06c6..9032ccb 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -190,6 +190,14 @@
                status = "disabled";
        };
 
+       pmu {
+               compatible = "arm,cortex-a15-pmu";
+               interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+       };
+
        timer@0,60005000 {
                compatible = "nvidia,tegra124-timer", "nvidia,tegra20-timer";
                reg = <0x0 0x60005000 0x0 0x400>;
-- 
1.9.1

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