Re: [PATCH 3/3] arm64: dts: exynos: gs101: define Multi Core Timer (MCT) node
From: Sam Protsenko <semen.protsenko@linaro.org>
Date: 2023-12-22 16:59:48
Also in:
linux-clk, linux-devicetree, linux-samsung-soc, lkml
On Fri, Dec 22, 2023 at 10:54 AM Peter Griffin [off-list ref] wrote:
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@linaro.org> ---
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
quoted hunk ↗ jump to hunk
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@10010000 { clock-names = "dout_cmu_misc_bus", "dout_cmu_misc_sss"; }; + timer@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@10060000 { compatible = "google,gs101-wdt"; reg = <0x10060000 0x100>; --2.43.0.472.g3155946c3a-goog
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