MIPS: ath79: Read the initrd address from the firmware environment
MIPS: ath79: Read the initrd address from the firmware environment

Allow loading an initrd passed by the firmware.

Signed-off-by: Alban Bedel <08cd4c4b74f2a6d260dcb581967005084d725085@free.fr>
Cc: 2578944098299abf708b08eff6fcf60565553586@vger.kernel.org
Cc: 562397917b9a8bf316569a848858b12fb417723f@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/8354/
Signed-off-by: Ralf Baechle <92f48d309cda194c8eda36aa8f9ae28c488fa208@linux-mips.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs