diff options
| author | Jean Delvare <khali@linux-fr.org> | 2008-04-28 02:15:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:38 -0700 |
| commit | e0745ae7210c14e611a1fab2af820a4c2e447de5 (patch) | |
| tree | ef699ef6516be298d1882fd6b7bcdedb5a2517c3 | |
| parent | bc3bf466e4a0a53d5c78561594c9cb4225bbb481 (diff) | |
| download | lwn-e0745ae7210c14e611a1fab2af820a4c2e447de5.tar.gz lwn-e0745ae7210c14e611a1fab2af820a4c2e447de5.zip | |
radeonfb: speed up the I2C buses
There is no reason to drive the radeon I2C buses at such a low speed, so bump
it from 12.5 kbps to 50 kbps. The Intel (i810) and Matrox framebuffer drivers
already run their I2C bus at this speed.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/video/aty/radeon_i2c.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/aty/radeon_i2c.c b/drivers/video/aty/radeon_i2c.c index b8e21da8f8ce..f9e7c29ad9bf 100644 --- a/drivers/video/aty/radeon_i2c.c +++ b/drivers/video/aty/radeon_i2c.c @@ -78,7 +78,7 @@ static int radeon_setup_i2c_bus(struct radeon_i2c_chan *chan, const char *name) chan->algo.setscl = radeon_gpio_setscl; chan->algo.getsda = radeon_gpio_getsda; chan->algo.getscl = radeon_gpio_getscl; - chan->algo.udelay = 40; + chan->algo.udelay = 10; chan->algo.timeout = 20; chan->algo.data = chan; |