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>

diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c
index 1c955a8..53af744 100644 (file)
--- 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);