diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0897-dts-Enable-NO_WAIT_RESP-for-hdmi-audio-dma.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0897-dts-Enable-NO_WAIT_RESP-for-hdmi-audio-dma.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0897-dts-Enable-NO_WAIT_RESP-for-hdmi-audio-dma.patch b/target/linux/bcm27xx/patches-5.4/950-0897-dts-Enable-NO_WAIT_RESP-for-hdmi-audio-dma.patch new file mode 100644 index 0000000000..7e84dc41aa --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0897-dts-Enable-NO_WAIT_RESP-for-hdmi-audio-dma.patch @@ -0,0 +1,45 @@ +From 2318f056a6c740f66fdeb6b9f47cea319dcdeb20 Mon Sep 17 00:00:00 2001 +From: Dom Cobley <popcornmix@gmail.com> +Date: Thu, 2 Jul 2020 19:36:08 +0100 +Subject: [PATCH] dts: Enable NO_WAIT_RESP for hdmi audio dma + +Without this set, DVP_CFG_MAI0_CTL indicates occasional +DLATE errors when configured to 8 channel 192kHz + +Signed-off-by: Dom Cobley <popcornmix@gmail.com> +--- + arch/arm/boot/dts/bcm2711-rpi.dtsi | 4 ++-- + arch/arm/boot/dts/bcm2835-common.dtsi | 2 +- + 2 files changed, 3 insertions(+), 3 deletions(-) + +--- a/arch/arm/boot/dts/bcm2711-rpi.dtsi ++++ b/arch/arm/boot/dts/bcm2711-rpi.dtsi +@@ -74,7 +74,7 @@ + clock-names = "hdmi"; + resets = <&dvp 0>; + ddc = <&ddc0>; +- dmas = <&dma 10>; ++ dmas = <&dma (10|(1<<27))>; + dma-names = "audio-rx"; + interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; +@@ -114,7 +114,7 @@ + clocks = <&firmware_clocks 13>; + clock-names = "hdmi"; + resets = <&dvp 1>; +- dmas = <&dma 17>; ++ dmas = <&dma (17|(1<<27))>; + dma-names = "audio-rx"; + interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; +--- a/arch/arm/boot/dts/bcm2835-common.dtsi ++++ b/arch/arm/boot/dts/bcm2835-common.dtsi +@@ -117,7 +117,7 @@ + clocks = <&clocks BCM2835_PLLH_PIX>, + <&clocks BCM2835_CLOCK_HSM>; + clock-names = "pixel", "hdmi"; +- dmas = <&dma 17>; ++ dmas = <&dma (17|(1<<27))>; + dma-names = "audio-rx"; + status = "disabled"; + }; |