upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
379 lines
12 KiB
379 lines
12 KiB
/*
|
|
* 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_ */
|
|
|