[people/ms/u-boot.git] / include / asm-ppc / iopin_8260.h

/*
 * MPC8260 I/O port pin manipulation functions
 */

#ifndef _ASM_IOPIN_8260_H_
#define _ASM_IOPIN_8260_H_

#include <linux/types.h>
#include <asm/immap_8260.h>

#ifdef __KERNEL__

typedef
    struct {
	u_char port:2;	/* port number (A=0, B=1, C=2, D=3) */
	u_char pin:5;	/* port pin (0-31) */
	u_char flag:1;	/* for whatever */
    }
iopin_t;

#define IOPIN_PORTA	0
#define IOPIN_PORTB	1
#define IOPIN_PORTC	2
#define IOPIN_PORTD	3

extern __inline__ void
iopin_set_high(iopin_t *iopin)
{
    volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
    datp[iopin->port * 8] |= (1 << (31 - iopin->pin));
}

extern __inline__ void
iopin_set_low(iopin_t *iopin)
{
    volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
    datp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
}

extern __inline__ uint
iopin_is_high(iopin_t *iopin)
{
    volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
    return (datp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
}

extern __inline__ uint
iopin_is_low(iopin_t *iopin)
{
    volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
    return ((datp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
}

extern __inline__ void
iopin_set_out(iopin_t *iopin)
{
    volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
    dirp[iopin->port * 8] |= (1 << (31 - iopin->pin));
}

extern __inline__ void
iopin_set_in(iopin_t *iopin)
{
    volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
    dirp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
}

extern __inline__ uint
iopin_is_out(iopin_t *iopin)
{
    volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
    return (dirp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
}

extern __inline__ uint
iopin_is_in(iopin_t *iopin)
{
    volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
    return ((dirp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
}

extern __inline__ void
iopin_set_odr(iopin_t *iopin)
{
    volatile uint *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_podra;
    odrp[iopin->port * 8] |= (1 << (31 - iopin->pin));
}

extern __inline__ void
iopin_set_act(iopin_t *iopin)
{
    volatile uint *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_podra;
    odrp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
}

extern __inline__ uint
iopin_is_odr(iopin_t *iopin)
{
    volatile uint *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_podra;
    return (odrp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
}

extern __inline__ uint
iopin_is_act(iopin_t *iopin)
{
    volatile uint *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_podra;
    return ((odrp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
}

extern __inline__ void
iopin_set_ded(iopin_t *iopin)
{
    volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
    parp[iopin->port * 8] |= (1 << (31 - iopin->pin));
}

extern __inline__ void
iopin_set_gen(iopin_t *iopin)
{
    volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
    parp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
}

extern __inline__ uint
iopin_is_ded(iopin_t *iopin)
{
    volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
    return (parp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
}

extern __inline__ uint
iopin_is_gen(iopin_t *iopin)
{
    volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
    return ((parp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
}

extern __inline__ void
iopin_set_opt2(iopin_t *iopin)
{
    volatile uint *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_psora;
    sorp[iopin->port * 8] |= (1 << (31 - iopin->pin));
}

extern __inline__ void
iopin_set_opt1(iopin_t *iopin)
{
    volatile uint *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_psora;
    sorp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
}

extern __inline__ uint
iopin_is_opt2(iopin_t *iopin)
{
    volatile uint *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_psora;
    return (sorp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
}

extern __inline__ uint
iopin_is_opt1(iopin_t *iopin)
{
    volatile uint *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_psora;
    return ((sorp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
}

#endif /* __KERNEL__ */

#endif /* _ASM_IOPIN_8260_H_ */
Commit	Line	Data
2dab301c WD	1	/*
	2	* MPC8260 I/O port pin manipulation functions
	3	*/
	4
	5	#ifndef _ASM_IOPIN_8260_H_
	6	#define _ASM_IOPIN_8260_H_
	7
	8	#include <linux/types.h>
	9	#include <asm/immap_8260.h>
	10
	11	#ifdef __KERNEL__
	12
	13	typedef
	14	struct {
	15	u_char port:2; /* port number (A=0, B=1, C=2, D=3) */
	16	u_char pin:5; /* port pin (0-31) */
	17	u_char flag:1; /* for whatever */
	18	}
	19	iopin_t;
	20
	21	#define IOPIN_PORTA 0
	22	#define IOPIN_PORTB 1
	23	#define IOPIN_PORTC 2
	24	#define IOPIN_PORTD 3
	25
	26	extern __inline__ void
	27	iopin_set_high(iopin_t *iopin)
	28	{
6d0f6bcf	29	volatile uint datp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
2dab301c WD	30	datp[iopin->port * 8] \|= (1 << (31 - iopin->pin));
	31	}
	32
	33	extern __inline__ void
	34	iopin_set_low(iopin_t *iopin)
	35	{
6d0f6bcf	36	volatile uint datp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
2dab301c WD	37	datp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
	38	}
	39
	40	extern __inline__ uint
	41	iopin_is_high(iopin_t *iopin)
	42	{
6d0f6bcf	43	volatile uint datp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
2dab301c WD	44	return (datp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
	45	}
	46
	47	extern __inline__ uint
	48	iopin_is_low(iopin_t *iopin)
	49	{
6d0f6bcf	50	volatile uint datp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdata;
2dab301c WD	51	return ((datp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
	52	}
	53
	54	extern __inline__ void
	55	iopin_set_out(iopin_t *iopin)
	56	{
6d0f6bcf	57	volatile uint dirp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
2dab301c WD	58	dirp[iopin->port * 8] \|= (1 << (31 - iopin->pin));
	59	}
	60
	61	extern __inline__ void
	62	iopin_set_in(iopin_t *iopin)
	63	{
6d0f6bcf	64	volatile uint dirp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
2dab301c WD	65	dirp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
	66	}
	67
	68	extern __inline__ uint
	69	iopin_is_out(iopin_t *iopin)
	70	{
6d0f6bcf	71	volatile uint dirp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
2dab301c WD	72	return (dirp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
	73	}
	74
	75	extern __inline__ uint
	76	iopin_is_in(iopin_t *iopin)
	77	{
6d0f6bcf	78	volatile uint dirp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_pdira;
2dab301c WD	79	return ((dirp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
	80	}
	81
	82	extern __inline__ void
	83	iopin_set_odr(iopin_t *iopin)
	84	{
6d0f6bcf	85	volatile uint odrp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_podra;
2dab301c WD	86	odrp[iopin->port * 8] \|= (1 << (31 - iopin->pin));
	87	}
	88
	89	extern __inline__ void
	90	iopin_set_act(iopin_t *iopin)
	91	{
6d0f6bcf	92	volatile uint odrp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_podra;
2dab301c WD	93	odrp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
	94	}
	95
	96	extern __inline__ uint
	97	iopin_is_odr(iopin_t *iopin)
	98	{
6d0f6bcf	99	volatile uint odrp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_podra;
2dab301c WD	100	return (odrp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
	101	}
	102
	103	extern __inline__ uint
	104	iopin_is_act(iopin_t *iopin)
	105	{
6d0f6bcf	106	volatile uint odrp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_podra;
2dab301c WD	107	return ((odrp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
	108	}
	109
	110	extern __inline__ void
	111	iopin_set_ded(iopin_t *iopin)
	112	{
6d0f6bcf	113	volatile uint parp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
2dab301c WD	114	parp[iopin->port * 8] \|= (1 << (31 - iopin->pin));
	115	}
	116
	117	extern __inline__ void
	118	iopin_set_gen(iopin_t *iopin)
	119	{
6d0f6bcf	120	volatile uint parp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
2dab301c WD	121	parp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
	122	}
	123
	124	extern __inline__ uint
	125	iopin_is_ded(iopin_t *iopin)
	126	{
6d0f6bcf	127	volatile uint parp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
2dab301c WD	128	return (parp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
	129	}
	130
	131	extern __inline__ uint
	132	iopin_is_gen(iopin_t *iopin)
	133	{
6d0f6bcf	134	volatile uint parp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_ppara;
2dab301c WD	135	return ((parp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
	136	}
	137
	138	extern __inline__ void
	139	iopin_set_opt2(iopin_t *iopin)
	140	{
6d0f6bcf	141	volatile uint sorp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_psora;
2dab301c WD	142	sorp[iopin->port * 8] \|= (1 << (31 - iopin->pin));
	143	}
	144
	145	extern __inline__ void
	146	iopin_set_opt1(iopin_t *iopin)
	147	{
6d0f6bcf	148	volatile uint sorp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_psora;
2dab301c WD	149	sorp[iopin->port * 8] &= ~(1 << (31 - iopin->pin));
	150	}
	151
	152	extern __inline__ uint
	153	iopin_is_opt2(iopin_t *iopin)
	154	{
6d0f6bcf	155	volatile uint sorp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_psora;
2dab301c WD	156	return (sorp[iopin->port * 8] >> (31 - iopin->pin)) & 1;
	157	}
	158
	159	extern __inline__ uint
	160	iopin_is_opt1(iopin_t *iopin)
	161	{
6d0f6bcf	162	volatile uint sorp = &((immap_t )CONFIG_SYS_IMMR)->im_ioport.iop_psora;
2dab301c WD	163	return ((sorp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1;
	164	}
	165
	166	#endif /* __KERNEL__ */
	167
	168	#endif /* _ASM_IOPIN_8260_H_ */