dt-bindings: leds: Convert register-bit-led binding to DT schema

Convert the register-bit-led binding to DT schema format.

As the example just repeats nearly identical nodes, trim it down to a
few nodes and use some documented values for 'linux,default-trigger'.

Cc: Linus Walleij <[email protected]>
Cc: Pavel Machek <[email protected]>
Cc: [email protected]
Signed-off-by: Rob Herring <[email protected]>
Reviewed-by: Linus Walleij <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Rob Herring <[email protected]>
2 files changed