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| author | Wolfram Sang <w.sang@pengutronix.de> | 2008-07-14 22:38:28 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@mahadeva.delvare> | 2008-07-14 22:38:28 +0200 |
| commit | 3b270804a9345e4a0c493889f98e838692f7bc9b (patch) | |
| tree | 7710132282b7115402fb6cd12782314685633516 /drivers/i2c/busses/i2c-cpm.c | |
| parent | 61045dbe9d8d81b1bae4dc1e9482d389ca99edc1 (diff) | |
| download | linux-3b270804a9345e4a0c493889f98e838692f7bc9b.tar.gz | |
i2c-cpm: Bugfixes
Bugfixes to the i2c-cpm driver
- enable correct interrupts (I2CER_TXE instead of I2CER_BUSY)
- replace forgotten iic with i2c
- prefix debug-output on init with 0x and add frequency
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-cpm.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-cpm.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c index 1c955a82dcca..53af744a91c1 100644 --- a/drivers/i2c/busses/i2c-cpm.c +++ b/drivers/i2c/busses/i2c-cpm.c @@ -240,7 +240,7 @@ static void cpm_i2c_parse_message(struct i2c_adapter *adap, eieio(); setbits16(&tbdf->cbd_sc, BD_SC_READY); } else { - dev_dbg(&adap->dev, "cpm_iic_write(abyte=0x%x)\n", addr); + dev_dbg(&adap->dev, "cpm_i2c_write(abyte=0x%x)\n", addr); memcpy(tb+1, pmsg->buf, pmsg->len); @@ -349,7 +349,7 @@ static int cpm_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) } /* Start transfer now */ /* Enable RX/TX/Error interupts */ - out_8(&i2c_reg->i2cmr, I2CER_BUSY | I2CER_TXB | I2CER_RXB); + out_8(&i2c_reg->i2cmr, I2CER_TXE | I2CER_TXB | I2CER_RXB); out_8(&i2c_reg->i2cer, 0xff); /* Clear interrupt status */ /* Chip bug, set enable here */ setbits8(&i2c_reg->i2mod, I2MOD_EN); /* Enable */ @@ -552,8 +552,8 @@ static int __devinit cpm_i2c_setup(struct cpm_i2c *cpm) cpm_reset_i2c_params(cpm); - dev_dbg(&cpm->ofdev->dev, "i2c_ram %p, i2c_addr 0x%04x\n", - cpm->i2c_ram, cpm->i2c_addr); + dev_dbg(&cpm->ofdev->dev, "i2c_ram 0x%p, i2c_addr 0x%04x, freq %d\n", + cpm->i2c_ram, cpm->i2c_addr, cpm->freq); dev_dbg(&cpm->ofdev->dev, "tbase 0x%04x, rbase 0x%04x\n", (u8 __iomem *)cpm->tbase - DPRAM_BASE, (u8 __iomem *)cpm->rbase - DPRAM_BASE); |