/* SPDX-License-Identifier: GPL-2.0 *//* * ARM timer implementation, found in Integrator, Versatile and Realview * platforms.  Not all platforms support all registers and bits in these * registers, so we mark them with A for Integrator AP, C for Integrator * CP, V for Versatile and R for Realview. * * Integrator AP has 16-bit timers, Integrator CP, Versatile and Realview * can have 16-bit or 32-bit selectable via a bit in the control register. * * Every SP804 contains two identical timers. */#define NR_TIMERS	2#define TIMER_1_BASE	0x00#define TIMER_2_BASE	0x20 #define TIMER_LOAD	0x00			/* ACVR rw */#define TIMER_VALUE	0x04			/* ACVR ro */#define TIMER_CTRL	0x08			/* ACVR rw */#define TIMER_CTRL_ONESHOT	(1 << 0)	/*  CVR */#define TIMER_CTRL_32BIT	(1 << 1)	/*  CVR */#define TIMER_CTRL_DIV1		(0 << 2)	/* ACVR */#define TIMER_CTRL_DIV16	(1 << 2)	/* ACVR */#define TIMER_CTRL_DIV256	(2 << 2)	/* ACVR */#define TIMER_CTRL_IE		(1 << 5)	/*   VR */#define TIMER_CTRL_PERIODIC	(1 << 6)	/* ACVR */#define TIMER_CTRL_ENABLE	(1 << 7)	/* ACVR */ #define TIMER_INTCLR	0x0c			/* ACVR wo */#define TIMER_RIS	0x10			/*  CVR ro */#define TIMER_MIS	0x14			/*  CVR ro */#define TIMER_BGLOAD	0x18			/*  CVR rw */ struct sp804_timer {	int load;	int load_h;	int value;	int value_h;	int ctrl;	int intclr;	int ris;	int mis;	int bgload;	int bgload_h;	int timer_base[NR_TIMERS];	int width;}; struct sp804_clkevt {	void __iomem *base;	void __iomem *load;	void __iomem *load_h;	void __iomem *value;	void __iomem *value_h;	void __iomem *ctrl;	void __iomem *intclr;	void __iomem *ris;	void __iomem *mis;	void __iomem *bgload;	void __iomem *bgload_h;	unsigned long reload;	int width;};