mfd: mc13xxx: Move SPI erratum workaround into SPI I/O function

Move the workaround for double sending AUDIO_CODEC and AUDIO_DAC writes
into the SPI core, aiding refactoring to eliminate the ASoC custom I/O
functions and avoiding the extra writes for I2C.

Signed-off-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h
index 41ed59276c00..67c17b5a6f44 100644
--- a/include/linux/mfd/mc13xxx.h
+++ b/include/linux/mfd/mc13xxx.h
@@ -41,6 +41,13 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx,
                 unsigned int mode, unsigned int channel,
                 u8 ato, bool atox, unsigned int *sample);
 
+#define MC13783_AUDIO_RX0       36
+#define MC13783_AUDIO_RX1       37
+#define MC13783_AUDIO_TX        38
+#define MC13783_SSI_NETWORK     39
+#define MC13783_AUDIO_CODEC     40
+#define MC13783_AUDIO_DAC       41
+
 #define MC13XXX_IRQ_ADCDONE     0
 #define MC13XXX_IRQ_ADCBISDONE  1
 #define MC13XXX_IRQ_TS          2