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mfd: wm5102: Don't wait for boot when boot sequencer is disabled

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As we are using a custom boot sequence we don't need to wait for the
standard boot sequence in device init when the normal write sequence is
disabled.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Charles Keepax 2013-04-03 09:45:29 +01:00 committed by Samuel Ortiz
parent c25feaa53c
commit d955cba86d
1 changed files with 18 additions and 4 deletions
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22
drivers/mfd/arizona-core.c
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@ -600,10 +600,24 @@ int arizona_dev_init(struct arizona *arizona)
}
}
ret = arizona_wait_for_boot(arizona);
if (ret != 0) {
dev_err(arizona->dev, "Device failed initial boot: %d\n", ret);
goto err_reset;
switch (arizona->type) {
case WM5102:
ret = regmap_read(arizona->regmap, 0x19, &val);
if (ret != 0)
dev_err(dev,
"Failed to check write sequencer state: %d\n",
ret);
else if (val & 0x01)
break;
/* Fall through */
default:
ret = arizona_wait_for_boot(arizona);
if (ret != 0) {
dev_err(arizona->dev,
"Device failed initial boot: %d\n", ret);
goto err_reset;
}
break;
}
if (apply_patch) {