diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-10-21 14:06:50 +0100 |
---|---|---|
committer | Ben Dooks <ben-linux@fluff.org> | 2008-12-15 21:51:04 +0000 |
commit | d626aeedc96e21a048f1a300cd6360f3a7be10f2 (patch) | |
tree | 80db0444654d2c171e5c8b3c095d6015506d83a6 /arch/arm | |
parent | beda30f6a9c5f8e1eebd195019a537057cc556fd (diff) |
[ARM] S3C6410: Initial CPU support code
Initial support for the Samsung S3C6410 SoC.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-s3c6410/Kconfig | 6 | ||||
-rw-r--r-- | arch/arm/mach-s3c6410/Makefile | 16 | ||||
-rw-r--r-- | arch/arm/mach-s3c6410/cpu.c | 81 |
4 files changed, 104 insertions, 1 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile index fed7753ff7e..3ce88d719ce 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -123,7 +123,7 @@ endif machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2440 s3c2442 s3c2443 machine-$(CONFIG_ARCH_S3C24A0) := s3c24a0 plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx s3c - machine-$(CONFIG_ARCH_S3C64XX) := s3c6400 + machine-$(CONFIG_ARCH_S3C64XX) := s3c6400 s3c6410 plat-$(CONFIG_PLAT_S3C64XX) := s3c64xx s3c machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x machine-$(CONFIG_ARCH_VERSATILE) := versatile diff --git a/arch/arm/mach-s3c6410/Kconfig b/arch/arm/mach-s3c6410/Kconfig index 6ef4c94d622..c473ba998b3 100644 --- a/arch/arm/mach-s3c6410/Kconfig +++ b/arch/arm/mach-s3c6410/Kconfig @@ -6,3 +6,9 @@ # Licensed under GPLv2 # Configuration options for the S3C6410 CPU + +config CPU_S3C6410 + bool + help + Enable S3C6410 CPU support + diff --git a/arch/arm/mach-s3c6410/Makefile b/arch/arm/mach-s3c6410/Makefile new file mode 100644 index 00000000000..b35e04d8151 --- /dev/null +++ b/arch/arm/mach-s3c6410/Makefile @@ -0,0 +1,16 @@ +# arch/arm/plat-s3c6410/Makefile +# +# Copyright 2008 Openmoko, Inc. +# Copyright 2008 Simtec Electronics +# +# Licensed under GPLv2 + +obj-y := +obj-m := +obj-n := +obj- := + +# Core support for S3C6410 system + +obj-$(CONFIG_CPU_S3C6410) += cpu.o + diff --git a/arch/arm/mach-s3c6410/cpu.c b/arch/arm/mach-s3c6410/cpu.c new file mode 100644 index 00000000000..fbca763fa48 --- /dev/null +++ b/arch/arm/mach-s3c6410/cpu.c @@ -0,0 +1,81 @@ +/* linux/arch/arm/mach-s3c6410/cpu.c + * + * Copyright 2008 Simtec Electronics + * Copyright 2008 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/s3c6410.h> + +/* Initial IO mappings */ + +static struct map_desc s3c6410_iodesc[] __initdata = { +}; + +/* s3c6410_map_io + * + * register the standard cpu IO areas +*/ + +void __init s3c6410_map_io(void) +{ + iotable_init(s3c6410_iodesc, ARRAY_SIZE(s3c6410_iodesc)); +} + +void __init s3c6410_init_clocks(int xtal) +{ + printk(KERN_INFO "%s: initialising clocks\n", __func__); + s3c24xx_register_baseclocks(xtal); +} + +struct sysdev_class s3c6410_sysclass = { + .name = "s3c6410-core", +}; + +static struct sys_device s3c6410_sysdev = { + .cls = &s3c6410_sysclass, +}; + +static int __init s3c6410_core_init(void) +{ + return sysdev_class_register(&s3c6410_sysclass); +} + +core_initcall(s3c6410_core_init); + +int __init s3c6410_init(void) +{ + printk("S3C6410: Initialising architecture\n"); + + return sysdev_register(&s3c6410_sysdev); +} |