ASoC: Add initial driver for the WM8400 CODEC
The WM8400 is a highly integrated audio CODEC and power management unit
intended for mobile multimedia application. This driver supports the
primary audio CODEC features, including:
- 1W speaker driver
- Fully differential headphone output
- Up to 4 differential microphone inputs
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/include/linux/mfd/wm8400-audio.h b/include/linux/mfd/wm8400-audio.h
index b6640e0..e06ed3e 100644
--- a/include/linux/mfd/wm8400-audio.h
+++ b/include/linux/mfd/wm8400-audio.h
@@ -1181,6 +1181,7 @@
#define WM8400_FLL_OUTDIV_SHIFT 0 /* FLL_OUTDIV - [2:0] */
#define WM8400_FLL_OUTDIV_WIDTH 3 /* FLL_OUTDIV - [2:0] */
+struct wm8400;
void wm8400_reset_codec_reg_cache(struct wm8400 *wm8400);
#endif