The multi core timer and the ARM architected timer are two different
interfaces to the same underlying hardware timer. This causes some
strange timing issues when they are both enabled at the same time so
remove the mct from the device tree and keep only the architected
timer.
Cc: Olof Johansson <olof@xxxxxxxxx>
Cc: Doug Anderson <dianders@xxxxxxxxxxxx>
Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
Signed-off-by: Chirantan Ekbote <chirantan@xxxxxxxxxxxx>
---
arch/arm/boot/dts/exynos5250.dtsi | 24 ------------------------
arch/arm/boot/dts/exynos5420.dtsi | 30 ------------------------------
2 files changed, 54 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 3742331..60cd945 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -110,30 +110,6 @@
clock-frequency = <24000000>;
};
- mct@101C0000 {
- compatible = "samsung,exynos4210-mct";
- reg = <0x101C0000 0x800>;
- interrupt-controller;
- #interrups-cells = <2>;
- interrupt-parent = <&mct_map>;
- interrupts = <0 0>, <1 0>, <2 0>, <3 0>,
- <4 0>, <5 0>;
- clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>;
- clock-names = "fin_pll", "mct";
-
- mct_map: mct-map {
- #interrupt-cells = <2>;
- #address-cells = <0>;
- #size-cells = <0>;
- interrupt-map = <0x0 0 &combiner 23 3>,
- <0x1 0 &combiner 23 4>,
- <0x2 0 &combiner 25 2>,
- <0x3 0 &combiner 25 3>,
- <0x4 0 &gic 0 120 0>,
- <0x5 0 &gic 0 121 0>;
- };
- };
-
pmu {
compatible = "arm,cortex-a15-pmu";
interrupt-parent = <&combiner>;
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index c3a9a66..3c38c6d 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -169,36 +169,6 @@
status = "disabled";
};
- mct@101C0000 {
- compatible = "samsung,exynos4210-mct";
- reg = <0x101C0000 0x800>;
- interrupt-controller;
- #interrups-cells = <1>;
- interrupt-parent = <&mct_map>;
- interrupts = <0>, <1>, <2>, <3>, <4>, <5>, <6>, <7>,
- <8>, <9>, <10>, <11>;
- clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>;
- clock-names = "fin_pll", "mct";
-
- mct_map: mct-map {
- #interrupt-cells = <1>;
- #address-cells = <0>;
- #size-cells = <0>;
- interrupt-map = <0 &combiner 23 3>,
- <1 &combiner 23 4>,
- <2 &combiner 25 2>,
- <3 &combiner 25 3>,
- <4 &gic 0 120 0>,
- <5 &gic 0 121 0>,
- <6 &gic 0 122 0>,
- <7 &gic 0 123 0>,
- <8 &gic 0 128 0>,
- <9 &gic 0 129 0>,
- <10 &gic 0 130 0>,
- <11 &gic 0 131 0>;
- };
- };
-
gsc_pd: power-domain@10044000 {
compatible = "samsung,exynos4210-pd";
reg = <0x10044000 0x20>;
--
1.9.1.423.g4596e3a
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