linux/arch/arm/mach-s3c/s3c2410.c
Olof Johansson 76940c8d5a Samsung mach/soc changes for v5.10
1. Clear unneeded L2C-310 flag which presenc was triggering warning
    message.
 2. Fix build of SAMSUNG_PM_DEBUG without MMU.
 3. Minor cleanups and update of linux-samsung-soc mailing list in
    Maintainers.
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Merge tag 'samsung-soc-5.10' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/soc

Samsung mach/soc changes for v5.10

1. Clear unneeded L2C-310 flag which presenc was triggering warning
   message.
2. Fix build of SAMSUNG_PM_DEBUG without MMU.
3. Minor cleanups and update of linux-samsung-soc mailing list in
   Maintainers.

* tag 'samsung-soc-5.10' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: s3c64xx: bring back notes from removed debug-macro.S
  ARM: s3c24xx: fix Wunused-variable warning on !MMU
  ARM: samsung: fix PM debug build with DEBUG_LL but !MMU
  MAINTAINERS: mark linux-samsung-soc list non-moderated
  ARM: exynos: clear L310_AUX_CTRL_NS_LOCKDOWN in default l2c_aux_val

Signed-off-by: Olof Johansson <olof@lixom.net>
2020-09-26 12:55:43 -07:00

131 lines
2.9 KiB
C

// SPDX-License-Identifier: GPL-2.0
//
// Copyright (c) 2003-2005 Simtec Electronics
// Ben Dooks <ben@simtec.co.uk>
//
// http://www.simtec.co.uk/products/EB2410ITX/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/syscore_ops.h>
#include <linux/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/platform_device.h>
#include <linux/reboot.h>
#include <linux/io.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include "map.h"
#include "gpio-samsung.h"
#include <asm/irq.h>
#include <asm/system_misc.h>
#include "regs-clock.h"
#include "cpu.h"
#include "devs.h"
#include "pm.h"
#include "gpio-core.h"
#include "gpio-cfg.h"
#include "gpio-cfg-helpers.h"
#include "s3c24xx.h"
/* Initial IO mappings */
static struct map_desc s3c2410_iodesc[] __initdata __maybe_unused = {
IODESC_ENT(CLKPWR),
IODESC_ENT(TIMER),
IODESC_ENT(WATCHDOG),
};
/* our uart devices */
/* uart registration process */
void __init s3c2410_init_uarts(struct s3c2410_uartcfg *cfg, int no)
{
s3c24xx_init_uartdevs("s3c2410-uart", s3c2410_uart_resources, cfg, no);
}
/* s3c2410_map_io
*
* register the standard cpu IO areas, and any passed in from the
* machine specific initialisation.
*/
void __init s3c2410_map_io(void)
{
s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up;
s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up;
iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc));
}
struct bus_type s3c2410_subsys = {
.name = "s3c2410-core",
.dev_name = "s3c2410-core",
};
/* Note, we would have liked to name this s3c2410-core, but we cannot
* register two subsystems with the same name.
*/
struct bus_type s3c2410a_subsys = {
.name = "s3c2410a-core",
.dev_name = "s3c2410a-core",
};
static struct device s3c2410_dev = {
.bus = &s3c2410_subsys,
};
/* need to register the subsystem before we actually register the device, and
* we also need to ensure that it has been initialised before any of the
* drivers even try to use it (even if not on an s3c2410 based system)
* as a driver which may support both 2410 and 2440 may try and use it.
*/
static int __init s3c2410_core_init(void)
{
return subsys_system_register(&s3c2410_subsys, NULL);
}
core_initcall(s3c2410_core_init);
static int __init s3c2410a_core_init(void)
{
return subsys_system_register(&s3c2410a_subsys, NULL);
}
core_initcall(s3c2410a_core_init);
int __init s3c2410_init(void)
{
printk("S3C2410: Initialising architecture\n");
#ifdef CONFIG_PM_SLEEP
register_syscore_ops(&s3c2410_pm_syscore_ops);
register_syscore_ops(&s3c24xx_irq_syscore_ops);
#endif
return device_register(&s3c2410_dev);
}
int __init s3c2410a_init(void)
{
s3c2410_dev.bus = &s3c2410a_subsys;
return s3c2410_init();
}