MIPS: BMIPS: Add SATA/PHY nodes for bcm7346

MIPS: BMIPS: Add SATA/PHY nodes for bcm7346

Add AHCI and PHY device nodes to MIPS-based BCM7346 set-top box
platform.

Signed-off-by: Jaedon Shin <[email protected]>
Cc: Brian Norris <[email protected]>
Cc: Florian Fainelli <[email protected]>
Cc: Tejun Heo <[email protected]>
Cc: Kishon Vijay Abraham I <[email protected]>
Cc: Rob Herring <[email protected]>
Cc: Kevin Cernekee <[email protected]>
Cc: Dragan Stancevic <[email protected]>
Cc: [email protected]
Cc: Linux-MIPS <[email protected]>
Cc: [email protected]
Patchwork: https://patchwork.linux-mips.org/patch/11378/
Signed-off-by: Ralf Baechle <[email protected]>