qe: add ability to upload QE firmware

[Jerry Van Baren]

Timur Tabi wrote:
> Define the layout of a binary blob that contains a QE firmware and instructions
> on how to upload it.  Add function qe_upload_microcode() to parse the blob
> and perform the actual upload.  Fully define 'struct rsp' in immap_qe.h to
> include the actual RISC Special Registers.
> 
> Signed-off-by: Timur Tabi <timur at freescale.com>

[snip]

> +/*
> + * Download a microcode to the I-RAM at a specific address.
       ^^^^^^^^
> + *
> + * @firmware: pointer to qe_firmware structure
> + */
> +int qe_upload_microcode(const struct qe_firmware *firmware)
           ^^^^^^
We seem to be a little conflicted over whether it is an upload or a 
download.  ;-)

gvb