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[ARM] S3C6400: Core support for S3C6400 SoC

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Add the core support files for the Samsung S3C6400 SoC.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks 2009-03-24 17:25:40 +00:00
parent 2ab408e875
commit a6925c1c51
4 changed files with 95 additions and 4 deletions
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13
arch/arm/mach-s3c6400/Kconfig
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@ -5,13 +5,20 @@
#
# Licensed under GPLv2
# Currently nothing here, this will be added later
# Configuration options for the S3C6410 CPU
# machine support
config CPU_S3C6400
bool
select CPU_S3C6400_INIT
select CPU_S3C6400_CLOCK
help
Enable S3C6400 CPU support
# S36400 Macchine support
config MACH_SMDK6400
bool "SMDK6400"
select CPU_S3C6410
select CPU_S3C6400
select S3C_DEV_HSMMC
help
Machine support for the Samsung SMDK6400

2
arch/arm/mach-s3c6400/Makefile
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@ -12,7 +12,7 @@ obj- :=
# Core support for S3C6400 system
obj-n += blank.o
obj-$(CONFIG_CPU_S3C6400) += s3c6400.o
# Machine support

83
arch/arm/mach-s3c6400/s3c6400.c Normal file
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@ -0,0 +1,83 @@
/* linux/arch/arm/mach-s3c6410/cpu.c
*
* Copyright 2009 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#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/clk.h>
#include <linux/io.h>
#include <linux/sysdev.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <plat/cpu-freq.h>
#include <plat/regs-serial.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/clock.h>
#include <plat/sdhci.h>
#include <plat/iic-core.h>
#include <plat/s3c6400.h>
void __init s3c6400_map_io(void)
{
/* the i2c device is directly compatible with s3c2440 */
s3c_i2c0_setname("s3c2440-i2c");
}
void __init s3c6400_init_clocks(int xtal)
{
printk(KERN_DEBUG "%s: initialising clocks\n", __func__);
s3c24xx_register_baseclocks(xtal);
s3c64xx_register_clocks();
s3c6400_register_clocks();
s3c6400_setup_clocks();
}
void __init s3c6400_init_irq(void)
{
/* VIC0 does not have IRQS 5..7,
* VIC1 is fully populated. */
s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
}
struct sysdev_class s3c6400_sysclass = {
.name = "s3c6400-core",
};
static struct sys_device s3c6400_sysdev = {
.cls = &s3c6400_sysclass,
};
static int __init s3c6400_core_init(void)
{
return sysdev_class_register(&s3c6400_sysclass);
}
core_initcall(s3c6400_core_init);
int __init s3c6400_init(void)
{
printk("S3C6400: Initialising architecture\n");
return sysdev_register(&s3c6400_sysdev);
}

1
arch/arm/plat-s3c64xx/include/plat/s3c6400.h
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@ -21,6 +21,7 @@ extern void s3c6400_setup_clocks(void);
#ifdef CONFIG_CPU_S3C6400
extern int s3c6400_init(void);
extern void s3c6400_init_irq(void);
extern void s3c6400_map_io(void);
extern void s3c6400_init_clocks(int xtal);