linux-kernel - [PATCH v2 3/4] arm64: dts: zynqmp: Add DMA for DP audio

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Message-Id: <20240319-xilinx-dp-audio-v2-3-92d6d3a7ca7e@ideasonboard.com>
Date: Tue, 19 Mar 2024 10:22:38 +0200
From: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
To: Lars-Peter Clausen <lars@...afoo.de>, Jaroslav Kysela <perex@...ex.cz>, 
 Takashi Iwai <tiwai@...e.com>, Liam Girdwood <lgirdwood@...il.com>, 
 Mark Brown <broonie@...nel.org>, 
 Laurent Pinchart <laurent.pinchart@...asonboard.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Michal Simek <michal.simek@....com>
Cc: linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org, 
 dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, Vishal Sagar <vishal.sagar@....com>, 
 Anatoliy Klymenko <anatoliy.klymenko@....com>, 
 Péter Ujfalusi <peter.ujfalusi@...il.com>, 
 Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Subject: [PATCH v2 3/4] arm64: dts: zynqmp: Add DMA for DP audio

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

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@...asonboard.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 eaba466804bc..811d80cbf4c5 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -1036,11 +1036,14 @@ zynqmp_dpsub: display@...a0000 {
 				      "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>;

-- 
2.34.1