aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/mfd/mc13xxx-spi.c5
-rw-r--r--include/linux/mfd/mc13xxx.h7
-rw-r--r--sound/soc/codecs/mc13783.c4
3 files changed, 12 insertions, 4 deletions
diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
index 77189daadf1e..5f14ef6693c2 100644
--- a/drivers/mfd/mc13xxx-spi.c
+++ b/drivers/mfd/mc13xxx-spi.c
@@ -94,10 +94,15 @@ static int mc13xxx_spi_write(void *context, const void *data, size_t count)
94{ 94{
95 struct device *dev = context; 95 struct device *dev = context;
96 struct spi_device *spi = to_spi_device(dev); 96 struct spi_device *spi = to_spi_device(dev);
97 const char *reg = data;
97 98
98 if (count != 4) 99 if (count != 4)
99 return -ENOTSUPP; 100 return -ENOTSUPP;
100 101
102 /* include errata fix for spi audio problems */
103 if (*reg == MC13783_AUDIO_CODEC || *reg == MC13783_AUDIO_DAC)
104 spi_write(spi, data, count);
105
101 return spi_write(spi, data, count); 106 return spi_write(spi, data, count);
102} 107}
103 108
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,
41 unsigned int mode, unsigned int channel, 41 unsigned int mode, unsigned int channel,
42 u8 ato, bool atox, unsigned int *sample); 42 u8 ato, bool atox, unsigned int *sample);
43 43
44#define MC13783_AUDIO_RX0 36
45#define MC13783_AUDIO_RX1 37
46#define MC13783_AUDIO_TX 38
47#define MC13783_SSI_NETWORK 39
48#define MC13783_AUDIO_CODEC 40
49#define MC13783_AUDIO_DAC 41
50
44#define MC13XXX_IRQ_ADCDONE 0 51#define MC13XXX_IRQ_ADCDONE 0
45#define MC13XXX_IRQ_ADCBISDONE 1 52#define MC13XXX_IRQ_ADCBISDONE 1
46#define MC13XXX_IRQ_TS 2 53#define MC13XXX_IRQ_TS 2
diff --git a/sound/soc/codecs/mc13783.c b/sound/soc/codecs/mc13783.c
index ea141e1d6f28..4d3c8fd8c5db 100644
--- a/sound/soc/codecs/mc13783.c
+++ b/sound/soc/codecs/mc13783.c
@@ -125,10 +125,6 @@ static int mc13783_write(struct snd_soc_codec *codec,
125 125
126 ret = mc13xxx_reg_write(priv->mc13xxx, reg, value); 126 ret = mc13xxx_reg_write(priv->mc13xxx, reg, value);
127 127
128 /* include errata fix for spi audio problems */
129 if (reg == MC13783_AUDIO_CODEC || reg == MC13783_AUDIO_DAC)
130 ret = mc13xxx_reg_write(priv->mc13xxx, reg, value);
131
132 mc13xxx_unlock(priv->mc13xxx); 128 mc13xxx_unlock(priv->mc13xxx);
133 129
134 return ret; 130 return ret;