diff options
| -rw-r--r-- | CHANGELOG | 8 | ||||
| -rw-r--r-- | cpu/arm920t/s3c24x0/i2c.c | 2 |
2 files changed, 9 insertions, 1 deletions
@@ -2,6 +2,14 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Bugfix in I2C initialisation on S3C2400. + If the bus is blocked because of a previously interrupted + transfer, up to eleven clocks are generated on the I2CSCL + line to complete the transfer and to free the bus. + With this fix pin I2CSCL (PG6) is really configured as GPIO + so the clock pulses are really generated. + Patch by Martin Krause, 04 Apr 2006 + * Fix DDR6 errata on TQM834x boards Patch by Thomas Waehner, 07 Mar 2006 diff --git a/cpu/arm920t/s3c24x0/i2c.c b/cpu/arm920t/s3c24x0/i2c.c index ef56cd1c3..374b68313 100644 --- a/cpu/arm920t/s3c24x0/i2c.c +++ b/cpu/arm920t/s3c24x0/i2c.c @@ -153,7 +153,7 @@ void i2c_init (int speed, int slaveadd) #endif #ifdef CONFIG_S3C2400 /* set I2CSDA and I2CSCL (PG5, PG6) to GPIO */ - gpio->PGCON = (gpio->PGCON & ~0x00003c00) | 0x00000c00; + gpio->PGCON = (gpio->PGCON & ~0x00003c00) | 0x00001000; #endif /* toggle I2CSCL until bus idle */ |