mfd: Constify WM8994 regulator_init_data

The driver has no need to modify the regulator_init_data so declare it
const to allow machine code to do so.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h
index 54e2fef587d58f6a542dd33739aa8fcf87a6eb77..b00897a6c461978f1c075d317f48f8325659728b 100644 (file)
--- a/include/linux/mfd/wm8994/pdata.h
+++ b/include/linux/mfd/wm8994/pdata.h
@@ -23,7 +23,7 @@ struct wm8994_ldo_pdata {
        int enable;
 
        const char *supply;
-       struct regulator_init_data *init_data;
+       const struct regulator_init_data *init_data;
 };
 
 #define WM8994_CONFIGURE_GPIO 0x10000