diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.10/950-0357-staging-bcm2835-audio-Add-disable-headphones-flag.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.10/950-0357-staging-bcm2835-audio-Add-disable-headphones-flag.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.10/950-0357-staging-bcm2835-audio-Add-disable-headphones-flag.patch b/target/linux/bcm27xx/patches-5.10/950-0357-staging-bcm2835-audio-Add-disable-headphones-flag.patch new file mode 100644 index 0000000000..317d5626cc --- /dev/null +++ b/target/linux/bcm27xx/patches-5.10/950-0357-staging-bcm2835-audio-Add-disable-headphones-flag.patch @@ -0,0 +1,34 @@ +From 833b2341a6db499638d404de283a1b3c3a2a225f Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.com> +Date: Mon, 26 Oct 2020 10:23:22 +0000 +Subject: [PATCH] staging: bcm2835-audio: Add disable-headphones flag + +Add a property to allow the headphone output to be disabled. Use an +integer property rather than a boolean so that an overlay can clear it. + +Signed-off-by: Phil Elwell <phil@raspberrypi.com> +--- + drivers/staging/vc04_services/bcm2835-audio/bcm2835.c | 9 +++++++-- + 1 file changed, 7 insertions(+), 2 deletions(-) + +--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c ++++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c +@@ -381,11 +381,16 @@ static int snd_bcm2835_alsa_probe(struct + } + + if (!enable_compat_alsa) { ++ // In this mode, enable analog output by default ++ u32 disable_headphones = 0; ++ + if (!of_property_read_bool(dev->of_node, "brcm,disable-hdmi")) + set_hdmi_enables(dev); + +- // In this mode, always enable analog output +- enable_headphones = true; ++ of_property_read_u32(dev->of_node, ++ "brcm,disable-headphones", ++ &disable_headphones); ++ enable_headphones = !disable_headphones; + } else { + enable_hdmi0 = enable_hdmi; + } |