linux-kernel - [PATCH] regulator: lochnagar: Add on_off

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Message-ID: <20191001132017.1785-1-ckeepax@opensource.cirrus.com>
Date:   Tue, 1 Oct 2019 14:20:17 +0100
From:   Charles Keepax <ckeepax@...nsource.cirrus.com>
To:     <broonie@...nel.org>
CC:     <lgirdwood@...il.com>, <patches@...nsource.cirrus.com>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] regulator: lochnagar: Add on_off_delay for VDDCORE

The VDDCORE regulator takes a good length of time to discharge down, so
add an on_off_delay to ensure DCVDD is removed before it is powered on
again.

Signed-off-by: Charles Keepax <ckeepax@...nsource.cirrus.com>
---
 drivers/regulator/lochnagar-regulator.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/regulator/lochnagar-regulator.c b/drivers/regulator/lochnagar-regulator.c
index ff97cc50f2eb9..9b05e03ba8305 100644
--- a/drivers/regulator/lochnagar-regulator.c
+++ b/drivers/regulator/lochnagar-regulator.c
@@ -210,6 +210,7 @@ static const struct regulator_desc lochnagar_regulators[] = {
 
 		.enable_time = 3000,
 		.ramp_delay = 1000,
+		.off_on_delay = 15000,
 
 		.owner = THIS_MODULE,
 	},
-- 
2.11.0