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-rw-r--r--include/asm-ppc/iopin_8xx.h395
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diff --git a/include/asm-ppc/iopin_8xx.h b/include/asm-ppc/iopin_8xx.h
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--- a/include/asm-ppc/iopin_8xx.h
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-/*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-/*
- * 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_ */