MIPS: BCM63XX: Use pr_* instead of printk

MIPS: BCM63XX: Use pr_* instead of printk

Signed-off-by: Gregory Fong <[email protected]>
Cc: Florian Fainelli <[email protected]>
Cc: Jonas Gorski <[email protected]>
Cc: Joe Perches <[email protected]>
Cc: Rusty Russell <[email protected]>
Cc: Nicolas Schichan <[email protected]>
Cc: [email protected]
Cc: [email protected]
Patchwork: https://patchwork.linux-mips.org/patch/11300/
Signed-off-by: Ralf Baechle <[email protected]>