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Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0411-Fix-master-mode-settings-of-HiFiBerry-DAC-ADC-PRO-ca.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0411-Fix-master-mode-settings-of-HiFiBerry-DAC-ADC-PRO-ca.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0411-Fix-master-mode-settings-of-HiFiBerry-DAC-ADC-PRO-ca.patch b/target/linux/bcm27xx/patches-5.4/950-0411-Fix-master-mode-settings-of-HiFiBerry-DAC-ADC-PRO-ca.patch
new file mode 100644
index 0000000000..54b366f65a
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0411-Fix-master-mode-settings-of-HiFiBerry-DAC-ADC-PRO-ca.patch
@@ -0,0 +1,26 @@
+From fa93fc95e5fb4e75a2a5ea930509d80083dee9b3 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?J=C3=B6rg=20Schambacher?=
+ <j-schambacher@users.noreply.github.com>
+Date: Thu, 23 Jan 2020 13:32:13 +0100
+Subject: [PATCH] Fix master mode settings of HiFiBerry DAC+ADC PRO
+ card (#3424)
+
+This patch fixes the board DAI setting when in master-mode.
+Wrong setting could have caused random pop noise.
+
+Signed-off-by: Joerg Schambacher <joerg@i2audio.com>
+---
+ sound/soc/bcm/hifiberry_dacplusadcpro.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+--- a/sound/soc/bcm/hifiberry_dacplusadcpro.c
++++ b/sound/soc/bcm/hifiberry_dacplusadcpro.c
+@@ -285,6 +285,8 @@ static int snd_rpi_hifiberry_dacplusadcp
+
+ dai->name = "HiFiBerry DAC+ADC Pro";
+ dai->stream_name = "HiFiBerry DAC+ADC Pro HiFi";
++ dai->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
++ | SND_SOC_DAIFMT_CBM_CFM;
+
+ // set DAC DAI configuration
+ ret = snd_soc_dai_set_fmt(rtd->codec_dais[0],