Hello. On 04/08/2014 12:07 AM, Ben Dooks wrote:
Add initial audio dmac node and resources.
Signed-off-by: Ben Dooks <[email protected]> --- arch/arm/boot/dts/r8a7790.dtsi | 68 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi index 2c8cbbd..6032783 100644 --- a/arch/arm/boot/dts/r8a7790.dtsi +++ b/arch/arm/boot/dts/r8a7790.dtsi @@ -176,6 +176,74 @@ }; }; + dma1: dma-mux@1 { + compatible = "renesas,shdma-mux"; + #dma-cells = <1>; + dma-channels = <20>; + dma-requests = <256>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + audiodma0: dmac@ec700000 {
According to the ePARR standard [1], the node name should be "dma-controller", not just "dmac".
+ compatible = "renesas,dma-r8a7790", "renesas,dma-arm"; + clocks = <&mstp5_clks R8A7790_CLK_AUDIO_DMAC0>; + dma-channels = <13>; + status = "disabled"; + reg = <0 0xec700020 0 0xffc0>; + interrupt-parent = <&gic>;
Shouldn't it be just inherited from the top level node? [1] http://www.power.org/resources/downloads/Power_ePAPR_APPROVED_v1.0.pdf WBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
