ARM: OMAP2+: powerdomain: fix whitespace, improve flag comments

#define PWRSTS_OFF_RET_ON	(PWRSTS_OFF_RET | PWRSTS_ON)

/* Powerdomain flags */

#define PWRDM_HAS_HDWR_SAR	(1 << 0) /* hardware save-and-restore support */

#define PWRDM_HAS_MPU_QUIRK	(1 << 1) /* MPU pwr domain has MEM bank 0 bits

					  * in MEM bank 1 position. This is

					  * true for OMAP3430

					  */

#define PWRDM_HAS_LOWPOWERSTATECHANGE	(1 << 2) /*

						  * support to transition from a

						  * sleep state to a lower sleep

						  * state without waking up the

						  * powerdomain

/*

 * Powerdomain flags (struct powerdomain.flags)

 *

 * PWRDM_HAS_HDWR_SAR - powerdomain has hardware save-and-restore support

 *

 * PWRDM_HAS_MPU_QUIRK - MPU pwr domain has MEM bank 0 bits in MEM

 * bank 1 position. This is true for OMAP3430

 *

 * PWRDM_HAS_LOWPOWERSTATECHANGE - can transition from a sleep state

 * to a lower sleep state without waking up the powerdomain

 */

#define PWRDM_HAS_HDWR_SAR		BIT(0)

#define PWRDM_HAS_MPU_QUIRK		BIT(1)

#define PWRDM_HAS_LOWPOWERSTATECHANGE	BIT(2)

/*

 * Number of memory banks that are power-controllable.	On OMAP4430, the