arm64: dts: allwinner: a64: Drop PMU node
authorVasily Khoruzhick <anarsoul@gmail.com>
Tue, 6 Aug 2019 14:01:35 +0000 (07:01 -0700)
committerMaxime Ripard <mripard@kernel.org>
Mon, 30 Sep 2019 20:12:02 +0000 (22:12 +0200)
Looks like PMU in A64 is broken, it generates no interrupts at all and
as result 'perf top' shows no events.

Tested on Pine64-LTS.

Fixes: 34a97fcc71c2 ("arm64: dts: allwinner: a64: Add PMU node")
Cc: Harald Geyer <harald@ccbib.org>
Cc: Jared D. McNeill <jmcneill@NetBSD.org>
Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Reviewed-by: Emmanuel Vadot <manu@FreeBSD.org>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi

index 69128a6dfc46f0a2e45d1acd02380192b9905da7..d0028934e11ca3e0bd0f76368ae184f7b080e187 100644 (file)
                clock-output-names = "ext-osc32k";
        };
 
-       pmu {
-               compatible = "arm,cortex-a53-pmu";
-               interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>,
-                            <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
-                            <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>,
-                            <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>;
-               interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
-       };
-
        psci {
                compatible = "arm,psci-0.2";
                method = "smc";