From d6441dc5ce2bc8b296a65952d840d2f16e37f974 Mon Sep 17 00:00:00 2001
From: Javier Martinez Canillas <javier@osg.samsung.com>
Date: Wed, 20 Apr 2016 11:16:37 -0400
Subject: [PATCH] mfd: twl6040: Disable and unprepare clk32k in twl6040_power()
error path
The clk32k clock is prepared and enabled in twl6040_power() but the clock
is left enabled in case of an error while it should be disable/unprepared.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
drivers/mfd/twl6040.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c
index 85cc32a2e0e05..852d5874aabb7 100644
--- a/drivers/mfd/twl6040.c
+++ b/drivers/mfd/twl6040.c
@@ -304,6 +304,7 @@ int twl6040_power(struct twl6040 *twl6040, int on)
/* use automatic power-up sequence */
ret = twl6040_power_up_automatic(twl6040);
if (ret) {
+ clk_disable_unprepare(twl6040->clk32k);
twl6040->power_count = 0;
goto out;
}
@@ -311,6 +312,7 @@ int twl6040_power(struct twl6040 *twl6040, int on)
/* use manual power-up sequence */
ret = twl6040_power_up_manual(twl6040);
if (ret) {
+ clk_disable_unprepare(twl6040->clk32k);
twl6040->power_count = 0;
goto out;
}
--
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