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u-boot/arch/powerpc/include/asm/iopin_8xx.h
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files 
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

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/*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* MPC8xx I/O port pin manipulation functions
* Roughly based on iopin_8260.h
*/
#ifndef _ASM_IOPIN_8XX_H_
#define _ASM_IOPIN_8XX_H_
#include <linux/types.h>
#include <asm/8xx_immap.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)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padat;
*datp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat;
*datp |= (1 << (31 - iopin->pin));
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat;
*datp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddat;
*datp |= (1 << (15 - iopin->pin));
}
}
extern __inline__ void
iopin_set_low(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padat;
*datp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat;
*datp &= ~(1 << (31 - iopin->pin));
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat;
*datp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddat;
*datp &= ~(1 << (15 - iopin->pin));
}
}
extern __inline__ uint
iopin_is_high(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padat;
return (*datp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat;
return (*datp >> (31 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat;
return (*datp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddat;
return (*datp >> (15 - iopin->pin)) & 1;
}
return 0;
}
extern __inline__ uint
iopin_is_low(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padat;
return ((*datp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdat;
return ((*datp >> (31 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdat;
return ((*datp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *datp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddat;
return ((*datp >> (15 - iopin->pin)) & 1) ^ 1;
}
return 0;
}
extern __inline__ void
iopin_set_out(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padir;
*dirp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdir;
*dirp |= (1 << (31 - iopin->pin));
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdir;
*dirp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddir;
*dirp |= (1 << (15 - iopin->pin));
}
}
extern __inline__ void
iopin_set_in(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padir;
*dirp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdir;
*dirp &= ~(1 << (31 - iopin->pin));
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdir;
*dirp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddir;
*dirp &= ~(1 << (15 - iopin->pin));
}
}
extern __inline__ uint
iopin_is_out(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padir;
return (*dirp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdir;
return (*dirp >> (31 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdir;
return (*dirp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddir;
return (*dirp >> (15 - iopin->pin)) & 1;
}
return 0;
}
extern __inline__ uint
iopin_is_in(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_padir;
return ((*dirp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbdir;
return ((*dirp >> (31 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcdir;
return ((*dirp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *dirp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pddir;
return ((*dirp >> (15 - iopin->pin)) & 1) ^ 1;
}
return 0;
}
extern __inline__ void
iopin_set_odr(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_paodr;
*odrp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbodr;
*odrp |= (1 << (31 - iopin->pin));
}
}
extern __inline__ void
iopin_set_act(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_paodr;
*odrp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbodr;
*odrp &= ~(1 << (31 - iopin->pin));
}
}
extern __inline__ uint
iopin_is_odr(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_paodr;
return (*odrp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbodr;
return (*odrp >> (31 - iopin->pin)) & 1;
}
return 0;
}
extern __inline__ uint
iopin_is_act(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_paodr;
return ((*odrp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile ushort *odrp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbodr;
return ((*odrp >> (31 - iopin->pin)) & 1) ^ 1;
}
return 0;
}
extern __inline__ void
iopin_set_ded(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_papar;
*parp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbpar;
*parp |= (1 << (31 - iopin->pin));
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcpar;
*parp |= (1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdpar;
*parp |= (1 << (15 - iopin->pin));
}
}
extern __inline__ void
iopin_set_gen(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_papar;
*parp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbpar;
*parp &= ~(1 << (31 - iopin->pin));
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcpar;
*parp &= ~(1 << (15 - iopin->pin));
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdpar;
*parp &= ~(1 << (15 - iopin->pin));
}
}
extern __inline__ uint
iopin_is_ded(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_papar;
return (*parp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbpar;
return (*parp >> (31 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcpar;
return (*parp >> (15 - iopin->pin)) & 1;
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdpar;
return (*parp >> (15 - iopin->pin)) & 1;
}
return 0;
}
extern __inline__ uint
iopin_is_gen(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTA) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_papar;
return ((*parp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTB) {
volatile uint *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_pbpar;
return ((*parp >> (31 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTC) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcpar;
return ((*parp >> (15 - iopin->pin)) & 1) ^ 1;
} else if (iopin->port == IOPIN_PORTD) {
volatile ushort *parp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pdpar;
return ((*parp >> (15 - iopin->pin)) & 1) ^ 1;
}
return 0;
}
extern __inline__ void
iopin_set_opt2(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcso;
*sorp |= (1 << (15 - iopin->pin));
}
}
extern __inline__ void
iopin_set_opt1(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcso;
*sorp &= ~(1 << (15 - iopin->pin));
}
}
extern __inline__ uint
iopin_is_opt2(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcso;
return (*sorp >> (15 - iopin->pin)) & 1;
}
return 0;
}
extern __inline__ uint
iopin_is_opt1(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *sorp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcso;
return ((*sorp >> (15 - iopin->pin)) & 1) ^ 1;
}
return 0;
}
extern __inline__ void
iopin_set_falledge(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *intp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcint;
*intp |= (1 << (15 - iopin->pin));
}
}
extern __inline__ void
iopin_set_anyedge(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *intp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcint;
*intp &= ~(1 << (15 - iopin->pin));
}
}
extern __inline__ uint
iopin_is_falledge(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *intp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcint;
return (*intp >> (15 - iopin->pin)) & 1;
}
return 0;
}
extern __inline__ uint
iopin_is_anyedge(iopin_t *iopin)
{
if (iopin->port == IOPIN_PORTC) {
volatile ushort *intp = &((immap_t *)CONFIG_SYS_IMMR)->im_ioport.iop_pcint;
return ((*intp >> (15 - iopin->pin)) & 1) ^ 1;
}
return 0;
}
#endif /* __KERNEL__ */
#endif /* _ASM_IOPIN_8XX_H_ */
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