release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-nuc93x/cpu.h

   1 /*
   2  * arch/arm/mach-nuc93x/cpu.h
   3  *
   4  * Copyright (c) 2008 Nuvoton technology corporation
   5  * All rights reserved.
   6  *
   7  * Header file for NUC93X CPU support
   8  *
   9  * Wan ZongShun <mcuos.com@gmail.com>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  *
  15  */
  16
  17 #define IODESC_ENT(y)                                   \
  18 {                                                       \
  19         .virtual = (unsigned long)NUC93X_VA_##y,        \
  20         .pfn     = __phys_to_pfn(NUC93X_PA_##y),        \
  21         .length  = NUC93X_SZ_##y,                       \
  22         .type    = MT_DEVICE,                           \
  23 }
  24
  25 #define NUC93X_8250PORT(name)                                   \
  26 {                                                               \
  27         .membase        = name##_BA,                            \
  28         .mapbase        = name##_PA,                            \
  29         .irq            = IRQ_##name,                           \
  30         .uartclk        = 57139200,                             \
  31         .regshift       = 2,                                    \
  32         .iotype         = UPIO_MEM,                             \
  33         .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,    \
  34 }
  35
  36 /*Cpu identifier register*/
  37
  38 #define NUC93XPDID      NUC93X_VA_GCR
  39 #define NUC932_CPUID    0x29550091
  40
  41 /* extern file from cpu.c */
  42
  43 extern void nuc93x_clock_source(struct device *dev, unsigned char *src);
  44 extern void nuc93x_init_clocks(void);
  45 extern void nuc93x_map_io(struct map_desc *mach_desc, int mach_size);
  46 extern void nuc93x_board_init(struct platform_device **device, int size);
  47 extern struct platform_device nuc93x_serial_device;