From mboxrd@z Thu Jan 1 00:00:00 1970 From: padma.v@samsung.com (Padmavathi Venna) Date: Mon, 04 Mar 2013 11:04:27 +0530 Subject: [PATCH 1/2] ARM: exynos: pl330: Add #dma-cells for generic dma binding support Message-ID: <1362375268-29405-1-git-send-email-padma.v@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- Based on Torvalds tree arch/arm/boot/dts/exynos4.dtsi | 9 +++++++++ arch/arm/boot/dts/exynos5440.dtsi | 6 ++++++ 2 files changed, 15 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index e1347fc..1a62bcf 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -275,18 +275,27 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x12680000 0x1000>; interrupts = <0 35 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; pdma1: pdma at 12690000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12690000 0x1000>; interrupts = <0 36 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; mdma1: mdma at 12850000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12850000 0x1000>; interrupts = <0 34 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <1>; }; }; }; diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index 5f3562a..9a99755 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -142,12 +142,18 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x120000 0x1000>; interrupts = <0 34 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; pdma1: pdma at 121B0000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x121000 0x1000>; interrupts = <0 35 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; }; -- 1.7.4.4