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

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>

diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index e1347fceb5bc44c269e62d85c97a36249a76a073..1a62bcf18aa3cb942b4808d02fd007c7b995850b 100644 (file)
--- 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@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>;
                };
        };
 };

diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi
index 5f3562ad67463a89a2bac80a81b1ac01c46907af..9a99755920c04e52f58b29bb5ca684606d6d55e6 100644 (file)
--- 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@121B0000 {
                        compatible = "arm,pl330", "arm,primecell";
                        reg = <0x121000 0x1000>;
                        interrupts = <0 35 0>;
+                       #dma-cells = <1>;
+                       #dma-channels = <8>;
+                       #dma-requests = <32>;
                };
        };