[U-Boot] [PATCH 01/24] mxc_i2c: fix i2c_imx_stop

Stefano Babic sbabic at denx.de
Sun Jun 24 09:49:01 CEST 2012


On 22/06/2012 06:11, Troy Kisky wrote:
> Instead of clearing 2 bits, all the other
> bits were set because '|=' was used instead
> of '&='.
> 
> Signed-off-by: Troy Kisky <troy.kisky at boundarydevices.com>
> ---
>  drivers/i2c/mxc_i2c.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Note:
> 
> All patches in the series are based on the i2c/master branch
> even though only 1-18 will be applied there.
> 
> 
> diff --git a/drivers/i2c/mxc_i2c.c b/drivers/i2c/mxc_i2c.c
> index fc68062..c0c45fd 100644
> --- a/drivers/i2c/mxc_i2c.c
> +++ b/drivers/i2c/mxc_i2c.c
> @@ -264,7 +264,7 @@ void i2c_imx_stop(void)
>  
>  	/* Stop I2C transaction */
>  	temp = readb(&i2c_regs->i2cr);
> -	temp |= ~(I2CR_MSTA | I2CR_MTX);
> +	temp &= ~(I2CR_MSTA | I2CR_MTX);
>  	writeb(temp, &i2c_regs->i2cr);
>  
>  	i2c_imx_bus_busy(0);
> 

Good catch !

Acked-by: Stefano Babic <sbabic at denx.de>

Best regards,
Stefano Babic


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