From: Mike Corrigan <michael.corrigan@motorola.com>
Date: Wed, 29 Dec 2010 22:25:40 +0000 (-0600)
Subject: misc: l3g4200d: Add delay after power on.
X-Git-Tag: firefly_0821_release~9834^2~207
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=037490d0e6f0bedd7b48ce30b886205bd7a2a23e;p=firefly-linux-kernel-4.4.55.git

misc: l3g4200d: Add delay after power on.

Add more delay after the device powers on in order to avoid invalid data.

Change-Id: Ifcbc42300b0f27542eb32d199dbda04e3c1e9eb9
Signed-off-by: Mike Corrigan <michael.corrigan@motorola.com>
---

diff --git a/drivers/misc/l3g4200d.c b/drivers/misc/l3g4200d.c
index 311ac744aea4..39ad78f88d9c 100644
--- a/drivers/misc/l3g4200d.c
+++ b/drivers/misc/l3g4200d.c
@@ -76,7 +76,7 @@
 #define ODR100				0x08	/* 100Hz output data rate */
 #define ODR400				0x10	/* 400Hz output data rate */
 #define ODR1000				0x18	/* 1000Hz output data rate */
-
+#define L3G4200D_PU_DELAY               300
 struct l3g4200d_data {
 	struct i2c_client *client;
 	struct l3g4200d_platform_data *pdata;
@@ -323,7 +323,7 @@ static int l3g4200d_enable(struct l3g4200d_data *gyro)
 			return err;
 		}
 		schedule_delayed_work(&gyro->input_work,
-			msecs_to_jiffies(gyro->pdata->poll_interval));
+			msecs_to_jiffies(L3G4200D_PU_DELAY));
 	}
 
 	return 0;