mirrors/u-boot
0
0
Fork 0
mirror of https://github.com/u-boot/u-boot.git synced 2024-11-25 13:14:19 +08:00
Code Issues Packages Projects Releases Wiki Activity

i2c: lpc32xx: fix write timeout

Browse Source 
Fix a condition that generate watchdog timeout inside "lpc32xx_i2c_write" when parameters alen = 0 and len = 0.

Signed-off-by: Sylvain Lemieux <slemieux@tycoint.com>
This commit is contained in:
Sylvain Lemieux 2015-07-27 13:37:39 -04:00 committed by Tom Rini
parent 3d2b6a2e5f
commit 58243001a9
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/i2c/lpc32xx_i2c.c
View File

@ -200,6 +200,8 @@ static int lpc32xx_i2c_write(struct i2c_adapter *adap, u8 dev, uint addr,
if (alen | length)
/* Address slave in write mode */
writel((dev<<1) | LPC32XX_I2C_TX_START, &i2c->tx);
else
return 0;
/* write address bytes */
while (alen) {
/* wait for transmit fifo not full */