target/linux/brcm2708/patches-4.14/950-0423-ASoC-cs4265-Add-a-MIC-pre.-route-2696.patch

   1 From 2c85d648b750a406eee62a2647173e2b99915ab7 Mon Sep 17 00:00:00 2001
   2 From: Matt Flax <flatmax@flatmax.org>
   3 Date: Fri, 28 Sep 2018 15:13:28 +1000
   4 Subject: [PATCH 423/454] ASoC: cs4265: Add a MIC pre. route (#2696)
   5
   6 Commit  b0ef5011b981ece1fde8063243a56d3038b87adb upstream.
   7
   8 The cs4265 driver is missing a microphone preamp enable.
   9 This patch enables/disables the microphone preamp when mic
  10 selection is made using the kcontrol.
  11
  12 Signed-off-by: Matt Flax <flatmax@flatmax.org>
  13 Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
  14 Signed-off-by: Mark Brown <broonie@kernel.org>
  15 ---
  16  sound/soc/codecs/cs4265.c | 5 +++--
  17  1 file changed, 3 insertions(+), 2 deletions(-)
  18
  19 --- a/sound/soc/codecs/cs4265.c
  20 +++ b/sound/soc/codecs/cs4265.c
  21 @@ -222,10 +222,11 @@ static const struct snd_soc_dapm_route c
  22         {"LINEOUTR", NULL, "DAC"},
  23         {"SPDIFOUT", NULL, "SPDIF"},
  24
  25 +       {"Pre-amp MIC", NULL, "MICL"},
  26 +       {"Pre-amp MIC", NULL, "MICR"},
  27 +       {"ADC Mux", "MIC", "Pre-amp MIC"},
  28         {"ADC Mux", "LINEIN", "LINEINL"},
  29         {"ADC Mux", "LINEIN", "LINEINR"},
  30 -       {"ADC Mux", "MIC", "MICL"},
  31 -       {"ADC Mux", "MIC", "MICR"},
  32         {"ADC", NULL, "ADC Mux"},
  33         {"DOUT", NULL, "ADC"},
  34         {"DAI1 Capture", NULL, "DOUT"},