dts: Enable DMA_WIDE_SOURCE for hdmi audio dma

Without this set, DVP_CFG_MAI0_CTL indicates occasional
DLATE errors when configured to 8 channel 192kHz
when sdram bandwidth is high (e.g. playing h.264 video)

Signed-off-by: Dom Cobley <[email protected]>

Author: popcornmix

arch/arm/boot/dts/bcm2711-rpi.dtsi

@@ -179,7 +179,7 @@
 };
 
 &hdmi0 {
-	dmas = <&dma (10|(1<<27))>;
+	dmas = <&dma (10|(1<<27)|(1<<28))>;
 	status = "disabled";
 };
 
@@ -188,7 +188,7 @@
 };
 
 &hdmi1 {
-	dmas = <&dma (17|(1<<27))>;
+	dmas = <&dma (17|(1<<27)|(1<<28))>;
 	status = "disabled";
 };
 

arch/arm/boot/dts/bcm2835-common.dtsi

@@ -123,7 +123,7 @@
 			clocks = <&clocks BCM2835_PLLH_PIX>,
 				 <&clocks BCM2835_CLOCK_HSM>;
 			clock-names = "pixel", "hdmi";
-			dmas = <&dma (17|(1<<27))>;
+			dmas = <&dma (17|(1<<27)|(1<<28))>;
 			dma-names = "audio-rx";
 			status = "disabled";
 		};