[U-Boot] [PATCH v2] mmc: implement mmc power on write protect function

[Simon Glass]

+Pantelis

On 13 December 2015 at 23:05, Lin Huang <hl at rock-chips.com> wrote:
> set the mmc specific addresss and range as power on
> write protection, you can't earse and write this range
> of data if you enable it after mmc power on.
>
> Signed-off-by: Lin Huang <hl at rock-chips.com>
> ---
> Changes in v2:
> - Adviced by Simon:
> - use standard way of doing function comments
> Changes in v1:
> - Adviced by Simon:
> - use real error in errno.h to return
> - add full function comments for new function
>
>  drivers/mmc/mmc.c | 87 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  include/mmc.h     | 36 +++++++++++++++++++++++
>  2 files changed, 123 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>