From d2a6770500f0f284850834ec08fbee5fd6aaee3e Mon Sep 17 00:00:00 2001 From: Joerg Schambacher Date: Thu, 10 Jun 2021 13:14:05 +0200 Subject: [PATCH] Fixes an onboard clock detection problem of the PRO versions Increasing the sleep time after clock selection to 3-4ms allows the correct detection of all combinations of DAC+ Pro and DAC+ADC Pro sound cards and the various PI revisions. Signed-off-by: Joerg Schambacher --- sound/soc/bcm/hifiberry_dacplus.c | 2 +- sound/soc/bcm/hifiberry_dacplusadcpro.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) --- a/sound/soc/bcm/hifiberry_dacplus.c +++ b/sound/soc/bcm/hifiberry_dacplus.c @@ -111,7 +111,7 @@ static void snd_rpi_hifiberry_dacplus_se snd_soc_component_update_bits(component, PCM512x_GPIO_CONTROL_1, 0x24, 0x04); break; } - usleep_range(2000, 2100); + usleep_range(3000, 4000); } static void snd_rpi_hifiberry_dacplus_clk_gpio(struct snd_soc_component *component) --- a/sound/soc/bcm/hifiberry_dacplusadcpro.c +++ b/sound/soc/bcm/hifiberry_dacplusadcpro.c @@ -190,7 +190,7 @@ static void snd_rpi_hifiberry_dacplusadc PCM512x_GPIO_CONTROL_1, 0x24, 0x04); break; } - usleep_range(2000, 2100); + usleep_range(3000, 4000); } static void snd_rpi_hifiberry_dacplusadcpro_clk_gpio(struct snd_soc_component *component)