[PATCH v4 2/3] arm64: dts: zynqmp: Add DMA for DP audio

Tomi Valkeinen tomi.valkeinen at ideasonboard.com
Wed Oct 23 11:52:42 UTC 2024


Add the two DMA channels used for the DisplayPort audio to the
zynqmp_dpsub node.

Acked-by: Michal Simek <michal.simek at amd.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ideasonboard.com>
---
 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 at 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>;

-- 
2.43.0



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