CR_EN              25 drivers/spi/spi-stm32-qspi.c #define CR_EN			BIT(0)
CR_EN              69 sound/arm/aaci.h #define CR_EN		(1 << 0)	/* transmit enable */
CR_EN              60 sound/soc/sh/ssi.c #define CR_EN		(1 << 0)	/* enable SSI */