[PATCH 3/3] arm64: dts: exynos: gs101: define Multi Core Timer (MCT) node
Peter Griffin
peter.griffin at linaro.org
Fri Dec 22 08:53:55 PST 2023
MCT has one global timer and 8 CPU local timers. The global timer
can generate 4 interrupts, and each local timer can generate an
interrupt making 12 interrupts in total.
Signed-off-by: Peter Griffin <peter.griffin at linaro.org>
---
arch/arm64/boot/dts/exynos/google/gs101.dtsi | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 9747cb3fa03a..4b09e740b58a 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -292,6 +292,26 @@ cmu_misc: clock-controller at 10010000 {
clock-names = "dout_cmu_misc_bus", "dout_cmu_misc_sss";
};
+ timer at 10050000 {
+ compatible = "google,gs101-mct",
+ "samsung,exynos4210-mct";
+ reg = <0x10050000 0x800>;
+ interrupts = <GIC_SPI 753 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 754 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 755 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 756 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 757 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 758 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 759 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 760 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 761 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 762 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 763 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 764 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&ext_24_5m>, <&cmu_misc CLK_GOUT_MISC_MCT_PCLK>;
+ clock-names = "fin_pll", "mct";
+ };
+
watchdog_cl0: watchdog at 10060000 {
compatible = "google,gs101-wdt";
reg = <0x10060000 0x100>;
--
2.43.0.472.g3155946c3a-goog
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