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mfd: twl6040: Register child device for twl6040-pdmclk

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The McPDM in OMAP4/5 is using the pdmclk from twl6040 as functional clock.
The twl6040-pdmclk driver provides a clock which can be used to make sure
that the pdmclk is active when the McPDM is in use.

Signed-off-by: Peter Ujfalusi <[email protected]>
Acked-by: Rob Herring <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
This commit is contained in:
Peter Ujfalusi 2016-08-31 14:46:21 +03:00 • committed by Lee Jones
commit 0133d32346
3 changed files with 7 additions and 1 deletions
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5
drivers/mfd/twl6040.c
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@ -783,6 +783,11 @@ static int twl6040_probe(struct i2c_client *client,
cell->name = "twl6040-gpo";
children++;
/* PDM clock support */
cell = &twl6040->cells[children];
cell->name = "twl6040-pdmclk";
children++;
/* The chip is powered down so mark regmap to cache only and dirty */
regcache_cache_only(twl6040->regmap, true);
regcache_mark_dirty(twl6040->regmap);