MCCR0_ECS         665 arch/arm/mach-sa1100/include/mach/SA-1100.h #define MCCR0_IntClk	(MCCR0_ECS*0)	/*  Internal Clock (10 or 12 MHz)  */
MCCR0_ECS         666 arch/arm/mach-sa1100/include/mach/SA-1100.h #define MCCR0_ExtClk	(MCCR0_ECS*1)	/*  External Clock (GPIO [21])     */