forked from luck/tmp_suning_uos_patched
496a3f0927
Add ARM clock to provide 'arm' from the APLL to the ARM core. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/* linux/arch/arm/mach-s3c6410/cpu.c
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*
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* Copyright 2009 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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* http://armlinux.simtec.co.uk/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <linux/list.h>
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#include <linux/timer.h>
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#include <linux/init.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/sysdev.h>
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#include <linux/serial_core.h>
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#include <linux/platform_device.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <mach/hardware.h>
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#include <asm/irq.h>
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#include <plat/cpu-freq.h>
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#include <plat/regs-serial.h>
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#include <plat/regs-clock.h>
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#include <plat/cpu.h>
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#include <plat/devs.h>
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#include <plat/clock.h>
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#include <plat/sdhci.h>
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#include <plat/iic-core.h>
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#include <plat/s3c6400.h>
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void __init s3c6400_map_io(void)
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{
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/* setup SDHCI */
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s3c6400_default_sdhci0();
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s3c6400_default_sdhci1();
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/* the i2c devices are directly compatible with s3c2440 */
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s3c_i2c0_setname("s3c2440-i2c");
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}
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void __init s3c6400_init_clocks(int xtal)
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{
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printk(KERN_DEBUG "%s: initialising clocks\n", __func__);
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s3c24xx_register_baseclocks(xtal);
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s3c64xx_register_clocks();
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s3c6400_register_clocks(S3C6400_CLKDIV0_ARM_MASK);
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s3c6400_setup_clocks();
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}
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void __init s3c6400_init_irq(void)
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{
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/* VIC0 does not have IRQS 5..7,
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* VIC1 is fully populated. */
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s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
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}
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struct sysdev_class s3c6400_sysclass = {
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.name = "s3c6400-core",
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};
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static struct sys_device s3c6400_sysdev = {
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.cls = &s3c6400_sysclass,
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};
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static int __init s3c6400_core_init(void)
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{
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return sysdev_class_register(&s3c6400_sysclass);
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}
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core_initcall(s3c6400_core_init);
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int __init s3c6400_init(void)
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{
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printk("S3C6400: Initialising architecture\n");
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return sysdev_register(&s3c6400_sysdev);
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}
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