[U-Boot] [PATCH 1/3] dm: blk: Add a way to obtain a block device from its parent

[Tom Rini]

On Sat, May 27, 2017 at 11:37:17AM -0600, Simon Glass wrote:

> Many devices support a child block device (e.g. MMC, USB). Add a
> convenient way to get this device given the parent device.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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