bcm27xx: update patches from RPi foundation

[openwrt/staging/luka.git] / target / linux / bcm27xx / patches-5.4 / 950-0613-drm-vc4-Enable-audio-on-Pi4.patch

diff --git a/target/linux/bcm27xx/patches-5.4/950-0613-drm-vc4-Enable-audio-on-Pi4.patch b/target/linux/bcm27xx/patches-5.4/950-0613-drm-vc4-Enable-audio-on-Pi4.patch
new file mode 100644 (file)
index 0000000..78340ce
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0613-drm-vc4-Enable-audio-on-Pi4.patch
@@ -0,0 +1,31 @@
+From 446b19807781d73f214f959a8f4dab7662eed337 Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.com>
+Date: Wed, 25 Mar 2020 18:18:45 +0000
+Subject: [PATCH] drm/vc4: Enable audio on Pi4.
+
+This could be a revert of "drm/vc4: hdmi: Add an audio support flag"
+as it is no longer needed.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
+---
+ drivers/gpu/drm/vc4/vc4_hdmi.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
++++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
+@@ -1750,6 +1750,7 @@ static const struct vc4_hdmi_variant bcm
+ 
+ static const struct vc4_hdmi_variant bcm2711_hdmi0_variant = {
+       .id                     = 0,
++      .audio_available        = true,
+       .max_pixel_clock        = 297000000,
+       .registers              = vc5_hdmi_hdmi0_fields,
+       .num_registers          = ARRAY_SIZE(vc5_hdmi_hdmi0_fields),
+@@ -1773,6 +1774,7 @@ static const struct vc4_hdmi_variant bcm
+ 
+ static const struct vc4_hdmi_variant bcm2711_hdmi1_variant = {
+       .id                     = 1,
++      .audio_available        = true,
+       .max_pixel_clock        = 297000000,
+       .registers              = vc5_hdmi_hdmi1_fields,
+       .num_registers          = ARRAY_SIZE(vc5_hdmi_hdmi1_fields),