Re: [PATCH v3 2/3] arm64: dts: zynqmp: Add DMA for DP audio

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Hi Michal,

On 08/10/2024 11:22, Michal Simek wrote:


On 9/10/24 13:19, Tomi Valkeinen wrote:
Add the two DMA channels used for the DisplayPort audio to the
zynqmp_dpsub node.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>
---
  arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 7 +++++--
  1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/ dts/xilinx/zynqmp.dtsi
index b1b31dcf6291..673ca8422e6b 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -1207,11 +1207,14 @@ zynqmp_dpsub: display@fd4a0000 {
                        "dp_vtc_pixel_clk_in";
              power-domains = <&zynqmp_firmware PD_DP>;
              resets = <&zynqmp_reset ZYNQMP_RESET_DP>;
-            dma-names = "vid0", "vid1", "vid2", "gfx0";
+            dma-names = "vid0", "vid1", "vid2", "gfx0",
+                    "aud0", "aud1";
              dmas = <&zynqmp_dpdma ZYNQMP_DPDMA_VIDEO0>,
                     <&zynqmp_dpdma ZYNQMP_DPDMA_VIDEO1>,
                     <&zynqmp_dpdma ZYNQMP_DPDMA_VIDEO2>,
-                   <&zynqmp_dpdma ZYNQMP_DPDMA_GRAPHICS>;
+                   <&zynqmp_dpdma ZYNQMP_DPDMA_GRAPHICS>,
+                   <&zynqmp_dpdma ZYNQMP_DPDMA_AUDIO0>,
+                   <&zynqmp_dpdma ZYNQMP_DPDMA_AUDIO1>;
              ports {
                  #address-cells = <1>;


Acked-by: Michal Simek <michal.simek@xxxxxxx>

If you want me to take this patch via my tree please let me know.

Thanks. I've sent a v4, but no changes to this patch.

I'm not sure what is the custom with xilinx dts changes. With the other platforms dts changes have always gone through a single tree, not via driver trees.

I don't have a preference either way, so if there's no clear rule here, I can take this one with the other patches.

 Tomi





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