tegrakernel/kernel/kernel-4.9/arch/arm/mach-at91/sama5.c

98 lines
2.7 KiB
C

/*
* Setup code for SAMA5
*
* Copyright (C) 2013 Atmel,
* 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
*
* Licensed under GPLv2 or later.
*/
#include <linux/of.h>
#include <linux/of_platform.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/system_misc.h>
#include "generic.h"
#include "soc.h"
static const struct at91_soc sama5_socs[] = {
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D21CU_EXID_MATCH,
"sama5d21", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D22CU_EXID_MATCH,
"sama5d22", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D23CU_EXID_MATCH,
"sama5d23", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D24CX_EXID_MATCH,
"sama5d24", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D24CU_EXID_MATCH,
"sama5d24", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D26CU_EXID_MATCH,
"sama5d26", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D27CU_EXID_MATCH,
"sama5d27", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D27CN_EXID_MATCH,
"sama5d27", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D28CU_EXID_MATCH,
"sama5d28", "sama5d2"),
AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D28CN_EXID_MATCH,
"sama5d28", "sama5d2"),
AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D31_EXID_MATCH,
"sama5d31", "sama5d3"),
AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D33_EXID_MATCH,
"sama5d33", "sama5d3"),
AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D34_EXID_MATCH,
"sama5d34", "sama5d3"),
AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D35_EXID_MATCH,
"sama5d35", "sama5d3"),
AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D36_EXID_MATCH,
"sama5d36", "sama5d3"),
AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D41_EXID_MATCH,
"sama5d41", "sama5d4"),
AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D42_EXID_MATCH,
"sama5d42", "sama5d4"),
AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D43_EXID_MATCH,
"sama5d43", "sama5d4"),
AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D44_EXID_MATCH,
"sama5d44", "sama5d4"),
{ /* sentinel */ },
};
static void __init sama5_dt_device_init(void)
{
struct soc_device *soc;
struct device *soc_dev = NULL;
soc = at91_soc_init(sama5_socs);
if (soc != NULL)
soc_dev = soc_device_to_device(soc);
of_platform_default_populate(NULL, NULL, soc_dev);
sama5_pm_init();
}
static const char *const sama5_dt_board_compat[] __initconst = {
"atmel,sama5",
NULL
};
DT_MACHINE_START(sama5_dt, "Atmel SAMA5")
/* Maintainer: Atmel */
.init_machine = sama5_dt_device_init,
.dt_compat = sama5_dt_board_compat,
MACHINE_END
static const char *const sama5_alt_dt_board_compat[] __initconst = {
"atmel,sama5d2",
"atmel,sama5d4",
NULL
};
DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5")
/* Maintainer: Atmel */
.init_machine = sama5_dt_device_init,
.dt_compat = sama5_alt_dt_board_compat,
.l2c_aux_mask = ~0UL,
MACHINE_END