diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2009-11-04 16:10:35 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-11-04 16:10:35 +0900 |
| commit | b6d0137d6156db54a9e6ff74458ed4342a45abb5 (patch) | |
| tree | ae4139b2af5af7e382208645d4b66ff184c1e53a /drivers/i2c/busses/i2c-mpc.c | |
| parent | 5c1a56b5f616f7063f91eb85f0ea209658f387dc (diff) | |
| parent | 51bb296b09a83ee1aae025778db38f9d2cc7bb1a (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/i2c/busses/i2c-mpc.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mpc.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index d325e86e3103..f627001108b8 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -365,9 +365,6 @@ static int mpc_write(struct mpc_i2c *i2c, int target, unsigned timeout = i2c->adap.timeout; u32 flags = restart ? CCR_RSTA : 0; - /* Start with MEN */ - if (!restart) - writeccr(i2c, CCR_MEN); /* Start as master */ writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags); /* Write target byte */ @@ -396,9 +393,6 @@ static int mpc_read(struct mpc_i2c *i2c, int target, int i, result; u32 flags = restart ? CCR_RSTA : 0; - /* Start with MEN */ - if (!restart) - writeccr(i2c, CCR_MEN); /* Switch to read - restart */ writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags); /* Write target address byte - this time with the read flag set */ @@ -425,9 +419,9 @@ static int mpc_read(struct mpc_i2c *i2c, int target, /* Generate txack on next to last byte */ if (i == length - 2) writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_TXAK); - /* Generate stop on last byte */ + /* Do not generate stop on last byte */ if (i == length - 1) - writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_TXAK); + writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX); data[i] = readb(i2c->base + MPC_I2C_DR); } |