[PATCH 1/1][SRU][J][K][L] ALSA: hda/cirrus: Add extra 10 ms delay to allow PLL settle and lock.
AceLan Kao
acelan.kao at canonical.com
Thu Jan 5 12:11:09 UTC 2023
From: Vitaly Rodionov <vitalyr at opensource.cirrus.com>
BugLink: https://launchpad.net/bugs/1998905
New HW platforms with multiple CS42L42 parts, faster CPU and i2c
requre some extra delay to allow PLL to settle and lock. Adding
extra 10ms delay.
Signed-off-by: Vitaly Rodionov <vitalyr at opensource.cirrus.com>
Link: https://lore.kernel.org/r/20221205145713.23852-1-vitalyr@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai at suse.de>
(cherry picked from commit 9fb9fa18fb50d1a33a1bd947681fce96fc2c8db6)
Signed-off-by: Chia-Lin Kao (AceLan) <acelan.kao at canonical.com>
---
sound/pci/hda/patch_cs8409.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c
index e9b9273dbfd9a..8efc4ee49b7c9 100644
--- a/sound/pci/hda/patch_cs8409.c
+++ b/sound/pci/hda/patch_cs8409.c
@@ -888,7 +888,7 @@ static void cs42l42_resume(struct sub_codec *cs42l42)
/* Initialize CS42L42 companion codec */
cs8409_i2c_bulk_write(cs42l42, cs42l42->init_seq, cs42l42->init_seq_num);
- usleep_range(20000, 25000);
+ usleep_range(30000, 35000);
/* Clear interrupts, by reading interrupt status registers */
cs8409_i2c_bulk_read(cs42l42, irq_regs, ARRAY_SIZE(irq_regs));
--
2.34.1
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