mfd: twl6040: Register child device for twl6040-pdmclk
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 <peter.ujfalusi@ti.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c
index c3ad59e..d66502d 100644
--- a/drivers/mfd/twl6040.c
+++ b/drivers/mfd/twl6040.c
@@ -783,6 +783,11 @@
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);
