From b7d00776ebf79402216434ce24a87f072e1438e1 Mon Sep 17 00:00:00 2001
From: Richard Fitzgerald <rf@opensource.cirrus.com>
Date: Sat, 6 Mar 2021 18:55:53 +0000
Subject: ASoC: cs42l42: Wait for PLL to lock before switching to it
The PLL should have locked before using it to supply MCLK.
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210306185553.62053-16-tanureal@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---
sound/soc/codecs/cs42l42.h | 2 ++
1 file changed, 2 insertions(+)
(limited to 'sound/soc/codecs/cs42l42.h')
diff --git a/sound/soc/codecs/cs42l42.h b/sound/soc/codecs/cs42l42.h
index 214cee762709..36b763f0d1a0 100644
--- a/sound/soc/codecs/cs42l42.h
+++ b/sound/soc/codecs/cs42l42.h
@@ -756,6 +756,8 @@
#define CS42L42_NUM_SUPPLIES 5
#define CS42L42_BOOT_TIME_US 3000
#define CS42L42_CLOCK_SWITCH_DELAY_US 150
+#define CS42L42_PLL_LOCK_POLL_US 250
+#define CS42L42_PLL_LOCK_TIMEOUT_US 1250
static const char *const cs42l42_supply_names[CS42L42_NUM_SUPPLIES] = {
"VA",
--
cgit