[U-Boot] [PATCH 3/3] mxs_ocotp: clear the error flag before initiating write operation

Stefano Babic sbabic at denx.de
Mon Dec 1 10:35:52 CET 2014


On 21/11/2014 17:54, Hector Palacios wrote:
> A previous operation may have set the error flag, which must be cleared
> before a new write operation can be issued.
> 
> Signed-off-by: Hector Palacios <hector.palacios at digi.com>
> ---
>  drivers/misc/mxs_ocotp.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/misc/mxs_ocotp.c b/drivers/misc/mxs_ocotp.c
> index 1659ee6a5eec..6f0a1d3e6da8 100644
> --- a/drivers/misc/mxs_ocotp.c
> +++ b/drivers/misc/mxs_ocotp.c
> @@ -187,6 +187,8 @@ static int mxs_ocotp_write_fuse(uint32_t addr, uint32_t mask)
>  	uint32_t hclk_val, vddio_val;
>  	int ret;
>  
> +	mxs_ocotp_clear_error();
> +
>  	/* Make sure the banks are closed for reading. */
>  	ret = mxs_ocotp_read_bank_open(0);
>  	if (ret) {
> 

Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic

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