ae45b1c618
Add static setting cpu frequence for w90p910 platform. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/*
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* arch/arm/mach-w90x900/cpu.h
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*
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* Based on linux/include/asm-arm/plat-s3c24xx/cpu.h by Ben Dooks
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*
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* Copyright (c) 2008 Nuvoton technology corporation
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* All rights reserved.
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*
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* Header file for W90X900 CPU support
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*
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* Wan ZongShun <mcuos.com@gmail.com>
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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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*/
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#define IODESC_ENT(y) \
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{ \
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.virtual = (unsigned long)W90X900_VA_##y, \
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.pfn = __phys_to_pfn(W90X900_PA_##y), \
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.length = W90X900_SZ_##y, \
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.type = MT_DEVICE, \
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}
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/*Cpu identifier register*/
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#define W90X900PDID W90X900_VA_GCR
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#define W90P910_CPUID 0x02900910
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#define W90P920_CPUID 0x02900920
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#define W90P950_CPUID 0x02900950
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#define W90N960_CPUID 0x02900960
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struct w90x900_uartcfg;
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struct map_desc;
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struct sys_timer;
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/* core initialisation functions */
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extern void w90x900_init_irq(void);
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extern void w90p910_init_io(struct map_desc *mach_desc, int size);
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extern void w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no);
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extern void w90p910_init_clocks(void);
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extern void w90p910_map_io(struct map_desc *mach_desc, int size);
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extern struct platform_device w90p910_serial_device;
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extern struct sys_timer w90x900_timer;
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extern void w90p910_clock_source(struct device *dev, unsigned char *src);
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#define W90X900_8250PORT(name) \
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{ \
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.membase = name##_BA, \
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.mapbase = name##_PA, \
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.irq = IRQ_##name, \
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.uartclk = 11313600, \
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.regshift = 2, \
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.iotype = UPIO_MEM, \
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.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, \
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}
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