From 6105e9ab64c6dea7337a4c9bc996e0cdde59a799 Mon Sep 17 00:00:00 2001
From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Date: Mon, 17 Aug 2020 09:10:55 +0200
Subject: [PATCH] staging: regulator: hi6421v600-regulator: initialize
ramp_delay
Without that, the regulator's core complains with:
ldo17: ramp_delay not set
For now, use the enable time, as we don't have any datasheets from
this device.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/67df5456e4f23c88ab4fd9331eb8202c3952e5c5.1597647359.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/hikey9xx/hi6421v600-regulator.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/staging/hikey9xx/hi6421v600-regulator.c b/drivers/staging/hikey9xx/hi6421v600-regulator.c
index 5ddaf7f8cacc..21467fce9980 100644
--- a/drivers/staging/hikey9xx/hi6421v600-regulator.c
+++ b/drivers/staging/hikey9xx/hi6421v600-regulator.c
@@ -267,6 +267,9 @@ static int hi6421_spmi_dt_parse(struct platform_device *pdev,
return ret;
}
+ /* FIXME: are there a better value for this? */
+ rdesc->ramp_delay = rdesc->enable_time;
+
/* parse .eco_uA */
ret = of_property_read_u32(np, "eco-microamp",
&sreg->eco_uA);