From bb0fad0ea095944c76dc94fcd13b91699413f79f Mon Sep 17 00:00:00 2001 From: Sonic Zhang Date: Tue, 28 Jan 2014 13:53:33 +0800 Subject: blackfin: the sclk MHz in i2c driver should be divided by 1000 other than 1024 Signed-off-by: Sonic Zhang --- drivers/i2c/bfin-twi_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/i2c/bfin-twi_i2c.c b/drivers/i2c/bfin-twi_i2c.c index b3a04d3..5c37280 100644 --- a/drivers/i2c/bfin-twi_i2c.c +++ b/drivers/i2c/bfin-twi_i2c.c @@ -274,7 +274,7 @@ unsigned int i2c_get_bus_speed(void) */ void i2c_init(int speed, int slaveaddr) { - uint8_t prescale = ((get_sclk() / 1024 / 1024 + 5) / 10) & 0x7F; + uint8_t prescale = ((get_sclk() / 1000 / 1000 + 5) / 10) & 0x7F; /* Set TWI internal clock as 10MHz */ twi->control = prescale; -- cgit v1.1