Rename sysfs node for pwm level back to old cm style

(cherry picked from commit 70c11e241ea37f659df80a2360e938f2420e28ab)
smdk4412: Add Advanced Device Settings

(cherry picked from commit 1590f2df9b3cf400087db8356a85070b7010dc94)
Revert "smdk4412: hardware tunables: vibrator support"

This reverts commit a7af906ca79a886b863bb0c419b9f9ee2745682e.

(cherry picked from commit 03a295fede2f3b4963d69682180c5247095bd5de)
Revert "smdk4412: add AdvancedDisplay"

This reverts commit de1305cf7aa11fda1f8cb395eeb11bdbefdbb5aa.

(cherry picked from commit d21e51cd8f3915a8b444a14b363c2b6f7a1dd2be)