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| author | Jean Delvare <khali@linux-fr.org> | 2012-11-05 21:54:39 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-11-17 13:14:22 -0800 |
| commit | ec1f5bf6b3a9f42284371d41a7c998c05c49abcb (patch) | |
| tree | fffd2b6bfb58e0c1aa83dbd205d58da8314c878c | |
| parent | 356c93d57c40513a321380f274560504a0778c6b (diff) | |
| download | kernel_samsung_smdk4412-ec1f5bf6b3a9f42284371d41a7c998c05c49abcb.tar.gz kernel_samsung_smdk4412-ec1f5bf6b3a9f42284371d41a7c998c05c49abcb.tar.bz2 kernel_samsung_smdk4412-ec1f5bf6b3a9f42284371d41a7c998c05c49abcb.zip | |
hwmon: (w83627ehf) Force initial bank selection
commit 3300fb4f88688029fff8dfb9ec0734f6e4cba3e7 upstream.
Don't assume bank 0 is selected at device probe time. This may not be
the case. Force bank selection at first register access to guarantee
that we read the right registers upon driver loading.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/hwmon/w83627ehf.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index e51b582bbc5..1198a6e5e8c 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -1834,6 +1834,7 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev) mutex_init(&data->lock); mutex_init(&data->update_lock); data->name = w83627ehf_device_names[sio_data->kind]; + data->bank = 0xff; /* Force initial bank selection */ platform_set_drvdata(pdev, data); /* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */ |