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ARM: EXYNOS: Add #dma-cells for generic dma binding support for PL330

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This patch adds #dma-cells property to PL330 DMA controller
nodes for supporting generic dma dt bindings on samsung exynos
platforms. #dma-channels and #dma-requests are not required now
but added in advance.

Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Padmavathi Venna 2013-03-07 10:33:07 +09:00 committed by Kukjin Kim
parent b83e831a3c
commit 0a96d4d369
2 changed files with 15 additions and 0 deletions
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9
arch/arm/boot/dts/exynos4.dtsi
View File

@ -275,18 +275,27 @@ pdma0: pdma@12680000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12680000 0x1000>;
interrupts = <0 35 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
pdma1: pdma@12690000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12690000 0x1000>;
interrupts = <0 36 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
mdma1: mdma@12850000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12850000 0x1000>;
interrupts = <0 34 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <1>;
};
};
};

6
arch/arm/boot/dts/exynos5440.dtsi
View File

@ -142,12 +142,18 @@ pdma0: pdma@121A0000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x120000 0x1000>;
interrupts = <0 34 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
pdma1: pdma@121B0000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x121000 0x1000>;
interrupts = <0 35 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
};