freebsd-dev/sys/arm/at91/at91var.h
2014-03-08 05:03:56 +00:00

174 lines
4.2 KiB
C

/*-
* Copyright (c) 2005 Olivier Houchard. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* $FreeBSD$ */
#ifndef _AT91VAR_H_
#define _AT91VAR_H_
#include <sys/bus.h>
#include <sys/rman.h>
#include <arm/at91/at91reg.h>
struct at91_softc {
device_t dev;
bus_space_tag_t sc_st;
bus_space_handle_t sc_sh;
bus_space_handle_t sc_aic_sh;
struct rman sc_irq_rman;
struct rman sc_mem_rman;
};
struct at91_ivar {
struct resource_list resources;
};
struct cpu_devs
{
const char *name;
int unit;
bus_addr_t mem_base;
bus_size_t mem_len;
int irq0;
int irq1;
int irq2;
const char *parent_clk;
};
enum at91_soc_type {
AT91_T_NONE = 0,
AT91_T_CAP9,
AT91_T_RM9200,
AT91_T_SAM9260,
AT91_T_SAM9261,
AT91_T_SAM9263,
AT91_T_SAM9G10,
AT91_T_SAM9G20,
AT91_T_SAM9G45,
AT91_T_SAM9N12,
AT91_T_SAM9RL,
AT91_T_SAM9X5,
};
enum at91_soc_subtype {
AT91_ST_ANY = -1, /* Match any type */
AT91_ST_NONE = 0,
/* AT91RM9200 */
AT91_ST_RM9200_BGA,
AT91_ST_RM9200_PQFP,
/* AT91SAM9260 */
AT91_ST_SAM9XE,
/* AT91SAM9G45 */
AT91_ST_SAM9G45,
AT91_ST_SAM9M10,
AT91_ST_SAM9G46,
AT91_ST_SAM9M11,
/* AT91SAM9X5 */
AT91_ST_SAM9G15,
AT91_ST_SAM9G25,
AT91_ST_SAM9G35,
AT91_ST_SAM9X25,
AT91_ST_SAM9X35,
};
enum at91_soc_family {
AT91_FAMILY_SAM9 = 0x19,
AT91_FAMILY_SAM9XE = 0x29,
AT91_FAMILY_RM92 = 0x92,
};
#define AT91_SOC_NAME_MAX 50
typedef void (*DELAY_t)(int);
typedef void (*cpu_reset_t)(void);
typedef void (*clk_init_t)(void);
struct at91_soc_data {
DELAY_t soc_delay; /* SoC specific delay function */
cpu_reset_t soc_reset; /* SoC specific reset function */
clk_init_t soc_clock_init; /* SoC specific clock init function */
const int *soc_irq_prio; /* SoC specific IRQ priorities */
const struct cpu_devs *soc_children; /* SoC specific children list */
const uint32_t *soc_pio_base; /* SoC specific PIO base registers */
size_t soc_pio_count; /* Count of PIO units (not pins) in SoC */
};
struct at91_soc_info {
enum at91_soc_type type;
enum at91_soc_subtype subtype;
enum at91_soc_family family;
uint32_t cidr;
uint32_t exid;
char name[AT91_SOC_NAME_MAX];
uint32_t dbgu_base;
struct at91_soc_data *soc_data;
};
extern struct at91_soc_info soc_info;
static inline int at91_is_rm92(void);
static inline int at91_is_sam9(void);
static inline int at91_is_sam9xe(void);
static inline int at91_cpu_is(u_int cpu);
static inline int
at91_is_rm92(void)
{
return (soc_info.type == AT91_T_RM9200);
}
static inline int
at91_is_sam9(void)
{
return (soc_info.family == AT91_FAMILY_SAM9);
}
static inline int
at91_is_sam9xe(void)
{
return (soc_info.family == AT91_FAMILY_SAM9XE);
}
static inline int
at91_cpu_is(u_int cpu)
{
return (soc_info.type == cpu);
}
void at91_add_child(device_t dev, int prio, const char *name, int unit,
bus_addr_t addr, bus_size_t size, int irq0, int irq1, int irq2);
extern uint32_t at91_irq_system;
extern uint32_t at91_master_clock;
void at91_pmc_init_clock(void);
void at91_soc_id(void);
#endif /* _AT91VAR_H_ */