mfd: Don't hard code the reset value for WM8994 devices

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

diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index c8956f2..0167694 100644 (file)
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -276,7 +276,8 @@ static int wm8994_suspend(struct device *dev)
        /* Explicitly put the device into reset in case regulators
         * don't get disabled in order to ensure consistent restart.
         */
-       wm8994_reg_write(wm8994, WM8994_SOFTWARE_RESET, 0x8994);
+       wm8994_reg_write(wm8994, WM8994_SOFTWARE_RESET,
+                        wm8994_reg_read(wm8994, WM8994_SOFTWARE_RESET));
 
        wm8994->suspended = true;