RE: [PATCH 2/3] ARM: dts: exynos: add a specific compatible to MCT

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>-----Original Message-----
>From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@xxxxxxxxxxxxx]
>Sent: Friday, February 25, 2022 9:07 PM
>To: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>; Thomas Gleixner
><tglx@xxxxxxxxxxxxx>; Rob Herring <robh+dt@xxxxxxxxxx>; Krzysztof Kozlowski
><krzysztof.kozlowski@xxxxxxxxxxxxx>; Alim Akhtar
><alim.akhtar@xxxxxxxxxxx>; linux-kernel@xxxxxxxxxxxxxxx;
>devicetree@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-
>samsung-soc@xxxxxxxxxxxxxxx
>Subject: [PATCH 2/3] ARM: dts: exynos: add a specific compatible to MCT
>
>One compatible is used for the Multi-Core Timer on most of the Samsung
Exynos
>SoCs, which is correct but not specific enough.  These MCT blocks have
different
>number of interrupts, so add a second specific compatible to Exynos3250 and
all
>Exynos5 SoCs.
>
>Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>
>---

Reviewed-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>


> arch/arm/boot/dts/exynos3250.dtsi | 3 ++-
arch/arm/boot/dts/exynos5250.dtsi
>| 3 ++-  arch/arm/boot/dts/exynos5260.dtsi | 3 ++-
>arch/arm/boot/dts/exynos54xx.dtsi | 3 ++-
> 4 files changed, 8 insertions(+), 4 deletions(-)
>
>diff --git a/arch/arm/boot/dts/exynos3250.dtsi
>b/arch/arm/boot/dts/exynos3250.dtsi
>index ae644315855d..41bb421e67c2 100644
>--- a/arch/arm/boot/dts/exynos3250.dtsi
>+++ b/arch/arm/boot/dts/exynos3250.dtsi
>@@ -269,7 +269,8 @@ gic: interrupt-controller@10481000 {
> 		};
>
> 		timer@10050000 {
>-			compatible = "samsung,exynos4210-mct";
>+			compatible = "samsung,exynos3250-mct",
>+				     "samsung,exynos4210-mct";
> 			reg = <0x10050000 0x800>;
> 			interrupts = <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>,
> 				     <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>, diff
--
>git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
>index 5baaa7eb71a4..63d1dcf2c55c 100644
>--- a/arch/arm/boot/dts/exynos5250.dtsi
>+++ b/arch/arm/boot/dts/exynos5250.dtsi
>@@ -245,7 +245,8 @@ clock_audss: audss-clock-controller@3810000 {
> 		};
>
> 		timer@101c0000 {
>-			compatible = "samsung,exynos4210-mct";
>+			compatible = "samsung,exynos5250-mct",
>+				     "samsung,exynos4210-mct";
> 			reg = <0x101C0000 0x800>;
> 			clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>;
> 			clock-names = "fin_pll", "mct";
>diff --git a/arch/arm/boot/dts/exynos5260.dtsi
>b/arch/arm/boot/dts/exynos5260.dtsi
>index 56271e7c4587..ff1ee409eff3 100644
>--- a/arch/arm/boot/dts/exynos5260.dtsi
>+++ b/arch/arm/boot/dts/exynos5260.dtsi
>@@ -333,7 +333,8 @@ chipid: chipid@10000000 {
> 		};
>
> 		mct: timer@100b0000 {
>-			compatible = "samsung,exynos4210-mct";
>+			compatible = "samsung,exynos5260-mct",
>+				     "samsung,exynos4210-mct";
> 			reg = <0x100B0000 0x1000>;
> 			clocks = <&fin_pll>, <&clock_peri PERI_CLK_MCT>;
> 			clock-names = "fin_pll", "mct";
>diff --git a/arch/arm/boot/dts/exynos54xx.dtsi
>b/arch/arm/boot/dts/exynos54xx.dtsi
>index 2ddb7a5f12b3..3ec43761d8b9 100644
>--- a/arch/arm/boot/dts/exynos54xx.dtsi
>+++ b/arch/arm/boot/dts/exynos54xx.dtsi
>@@ -74,7 +74,8 @@ smp-sram@53000 {
> 		};
>
> 		mct: timer@101c0000 {
>-			compatible = "samsung,exynos4210-mct";
>+			compatible = "samsung,exynos5420-mct",
>+				     "samsung,exynos4210-mct";
> 			reg = <0x101c0000 0xb00>;
> 			interrupts-extended = <&combiner 23 3>,
> 					      <&combiner 23 4>,
>--
>2.32.0





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