git.openwrt.org Git - openwrt/staging/ldir.git/blob

   1 From d2a6770500f0f284850834ec08fbee5fd6aaee3e Mon Sep 17 00:00:00 2001
   2 From: Joerg Schambacher <joerg@i2audio.com>
   3 Date: Thu, 10 Jun 2021 13:14:05 +0200
   4 Subject: [PATCH] Fixes an onboard clock detection problem of the PRO
   5  versions
   6
   7 Increasing the sleep time after clock selection to 3-4ms
   8 allows the correct detection of all combinations of DAC+ Pro
   9 and DAC+ADC Pro sound cards and the various PI revisions.
  10
  11 Signed-off-by: Joerg Schambacher <joerg@hifiberry.com>
  12 ---
  13  sound/soc/bcm/hifiberry_dacplus.c       | 2 +-
  14  sound/soc/bcm/hifiberry_dacplusadcpro.c | 2 +-
  15  2 files changed, 2 insertions(+), 2 deletions(-)
  16
  17 --- a/sound/soc/bcm/hifiberry_dacplus.c
  18 +++ b/sound/soc/bcm/hifiberry_dacplus.c
  19 @@ -111,7 +111,7 @@ static void snd_rpi_hifiberry_dacplus_se
  20                 snd_soc_component_update_bits(component, PCM512x_GPIO_CONTROL_1, 0x24, 0x04);
  21                 break;
  22         }
  23 -       usleep_range(2000, 2100);
  24 +       usleep_range(3000, 4000);
  25  }
  26
  27  static void snd_rpi_hifiberry_dacplus_clk_gpio(struct snd_soc_component *component)
  28 --- a/sound/soc/bcm/hifiberry_dacplusadcpro.c
  29 +++ b/sound/soc/bcm/hifiberry_dacplusadcpro.c
  30 @@ -190,7 +190,7 @@ static void snd_rpi_hifiberry_dacplusadc
  31                                 PCM512x_GPIO_CONTROL_1, 0x24, 0x04);
  32                 break;
  33         }
  34 -       usleep_range(2000, 2100);
  35 +       usleep_range(3000, 4000);
  36  }
  37
  38  static void snd_rpi_hifiberry_dacplusadcpro_clk_gpio(struct snd_soc_component *component)