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authorBarry Song <Baohua.Song@csr.com>2014-03-27 15:49:31 +0800
committerVinod Koul <vinod.koul@intel.com>2014-03-29 19:20:13 +0530
commit2e041c94628c2f0b8b704dc092802ddeaa70c6e9 (patch)
tree5dce0f4735a928382b5e47be8d84c6ffe80b03f8 /arch/arm
parent80b0e0abfbcf9897ee263a79bc4cbdcfeca72431 (diff)
downloadop-kernel-dev-2e041c94628c2f0b8b704dc092802ddeaa70c6e9.zip
op-kernel-dev-2e041c94628c2f0b8b704dc092802ddeaa70c6e9.tar.gz
dmaengine: sirf: enable generic dt binding for dma channels
move to support of_dma_request_slave_channel() and dma_request_slave_channel. we add a xlate() to let dma clients be able to find right dma_chan by generic "dmas" properties in dts. Cc: Mark Rutland <mark.rutland@arm.com> Cc: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Barry Song <Baohua.Song@csr.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/atlas6.dtsi2
-rw-r--r--arch/arm/boot/dts/prima2.dtsi2
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/atlas6.dtsi b/arch/arm/boot/dts/atlas6.dtsi
index f8674bc..ec23b5c 100644
--- a/arch/arm/boot/dts/atlas6.dtsi
+++ b/arch/arm/boot/dts/atlas6.dtsi
@@ -269,6 +269,7 @@
reg = <0xb00b0000 0x10000>;
interrupts = <12>;
clocks = <&clks 24>;
+ #dma-cells = <1>;
};
dmac1: dma-controller@b0160000 {
@@ -277,6 +278,7 @@
reg = <0xb0160000 0x10000>;
interrupts = <13>;
clocks = <&clks 25>;
+ #dma-cells = <1>;
};
vip@b00C0000 {
diff --git a/arch/arm/boot/dts/prima2.dtsi b/arch/arm/boot/dts/prima2.dtsi
index 0e21993..3a15dee 100644
--- a/arch/arm/boot/dts/prima2.dtsi
+++ b/arch/arm/boot/dts/prima2.dtsi
@@ -286,6 +286,7 @@
reg = <0xb00b0000 0x10000>;
interrupts = <12>;
clocks = <&clks 24>;
+ #dma-cells = <1>;
};
dmac1: dma-controller@b0160000 {
@@ -294,6 +295,7 @@
reg = <0xb0160000 0x10000>;
interrupts = <13>;
clocks = <&clks 25>;
+ #dma-cells = <1>;
};
vip@b00C0000 {
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