mfd: wm8994: Allow to configure CS/ADDR Pulldown from dts

For designs where CS/ADDR pin is floating, it is useful to
allow dts to define whether to keep internal pull down or not.

Signed-off-by: Alberto Panizzo <alberto@amarulasolutions.com>
Signed-off-by: Anthony Brandon <anthony@amarulasolutions.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h
index 90c60524a496..b19c370fe81a 100644
--- a/include/linux/mfd/wm8994/pdata.h
+++ b/include/linux/mfd/wm8994/pdata.h
@@ -222,6 +222,12 @@ struct wm8994_pdata {
          */
         bool spkmode_pu;
 
+        /*
+         * CS/ADDR must be pulled internally by the device on this
+         * system.
+         */
+        bool csnaddr_pd;
+
         /**
          * Maximum number of channels clocks will be generated for,
          * useful for systems where and I2S bus with multiple data