ARM: ux500: Regulators: Bring the AB8500 regulator platform data up-to-date

Quite a few changes in this patch, including: supply-name changes, new
consumers, initialisation and capability updates and new regulators.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>