diff options
-rw-r--r-- | drivers/i2c/busses/i2c-au1550.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/i2c/busses/i2c-au1550.c b/drivers/i2c/busses/i2c-au1550.c index d7e7c359fc36..2f684166c43d 100644 --- a/drivers/i2c/busses/i2c-au1550.c +++ b/drivers/i2c/busses/i2c-au1550.c | |||
@@ -48,17 +48,14 @@ wait_xfer_done(struct i2c_au1550_data *adap) | |||
48 | 48 | ||
49 | sp = (volatile psc_smb_t *)(adap->psc_base); | 49 | sp = (volatile psc_smb_t *)(adap->psc_base); |
50 | 50 | ||
51 | /* Wait for Tx FIFO Underflow. | 51 | /* Wait for Tx Buffer Empty |
52 | */ | 52 | */ |
53 | for (i = 0; i < adap->xfer_timeout; i++) { | 53 | for (i = 0; i < adap->xfer_timeout; i++) { |
54 | stat = sp->psc_smbevnt; | 54 | stat = sp->psc_smbstat; |
55 | au_sync(); | 55 | au_sync(); |
56 | if ((stat & PSC_SMBEVNT_TU) != 0) { | 56 | if ((stat & PSC_SMBSTAT_TE) != 0) |
57 | /* Clear it. */ | ||
58 | sp->psc_smbevnt = PSC_SMBEVNT_TU; | ||
59 | au_sync(); | ||
60 | return 0; | 57 | return 0; |
61 | } | 58 | |
62 | udelay(1); | 59 | udelay(1); |
63 | } | 60 | } |
64 | 61 | ||