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ARM: at91: sama5 use SoC detection infrastructure 

Use the soc detection infrastructure for sama5 initialization.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Alexandre Belloni 2015-03-12 15:54:30 +01:00 committed by Nicolas Ferre
parent d18032d62f
commit e7336083e6
2 changed files with 48 additions and 15 deletions
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50
arch/arm/mach-at91/sama5.c
View File

@ -7,28 +7,50 @@
* Licensed under GPLv2 or later.
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/gpio.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <linux/clk-provider.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/system_misc.h>
#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include "generic.h"
#include "soc.h"
static const struct at91_soc sama5_socs[] = {
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)
{
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
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_populate(NULL, of_default_bus_match_table, NULL, soc_dev);
at91sam9x5_pm_init();
}
@ -39,7 +61,6 @@ static const char *sama5_dt_board_compat[] __initconst = {
DT_MACHINE_START(sama5_dt, "Atmel SAMA5")
/* Maintainer: Atmel */
.map_io = at91_map_io,
.init_machine = sama5_dt_device_init,
.dt_compat = sama5_dt_board_compat,
MACHINE_END
@ -73,7 +94,6 @@ static struct map_desc at91_io_desc[] __initdata = {
static void __init sama5_alt_map_io(void)
{
at91_alt_map_io();
iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc));
}

13
arch/arm/mach-at91/soc.h
View File

@ -62,4 +62,17 @@ at91_soc_init(const struct at91_soc *socs);
#define AT91SAM9XE256_CIDR_MATCH 0x329a93a0
#define AT91SAM9XE512_CIDR_MATCH 0x329aa3a0
#define SAMA5D3_CIDR_MATCH 0x0a5c07c0
#define SAMA5D31_EXID_MATCH 0x00444300
#define SAMA5D33_EXID_MATCH 0x00414300
#define SAMA5D34_EXID_MATCH 0x00414301
#define SAMA5D35_EXID_MATCH 0x00584300
#define SAMA5D36_EXID_MATCH 0x00004301
#define SAMA5D4_CIDR_MATCH 0x0a5c07c0
#define SAMA5D41_EXID_MATCH 0x00000001
#define SAMA5D42_EXID_MATCH 0x00000002
#define SAMA5D43_EXID_MATCH 0x00000003
#define SAMA5D44_EXID_MATCH 0x00000004
#endif /* __AT91_SOC_H */