LXR linux/arch/arm/plat-samsung/include/plat/s3c2443.h

   1/* linux/arch/arm/plat-samsung/include/plat/s3c2443.h
   2 *
   3 * Copyright (c) 2004-2005 Simtec Electronics
   4 *      Ben Dooks <ben@simtec.co.uk>
   5 *
   6 * Header file for s3c2443 cpu support
   7 *
   8 * This program is free software; you can redistribute it and/or modify
   9 * it under the terms of the GNU General Public License version 2 as
  10 * published by the Free Software Foundation.
  11*/
  12
  13#ifdef CONFIG_CPU_S3C2443
  14
  15struct s3c2410_uartcfg;
  16
  17extern  int s3c2443_init(void);
  18
  19extern void s3c2443_map_io(void);
  20
  21extern void s3c2443_init_uarts(struct s3c2410_uartcfg *cfg, int no);
  22
  23extern void s3c2443_init_clocks(int xtal);
  24
  25extern  int s3c2443_baseclk_add(void);
  26
  27extern void s3c2443_restart(char mode, const char *cmd);
  28#else
  29#define s3c2443_init_clocks NULL
  30#define s3c2443_init_uarts NULL
  31#define s3c2443_map_io NULL
  32#define s3c2443_init NULL
  33#define s3c2443_restart NULL
  34#endif
  35
  36/* common code used by s3c2443 and others.
  37 * note, not to be used outside of arch/arm/mach-s3c* */
  38
  39struct clk;     /* some files don't need clk.h otherwise */
  40
  41typedef unsigned int (*pll_fn)(unsigned int reg, unsigned int base);
  42
  43extern void s3c2443_common_setup_clocks(pll_fn get_mpll);
  44extern void s3c2443_common_init_clocks(int xtal, pll_fn get_mpll,
  45                                       unsigned int *divs, int nr_divs,
  46                                       int divmask);
  47
  48extern int s3c2443_clkcon_enable_h(struct clk *clk, int enable);
  49extern int s3c2443_clkcon_enable_p(struct clk *clk, int enable);
  50extern int s3c2443_clkcon_enable_s(struct clk *clk, int enable);
  51
  52extern struct clksrc_clk clk_epllref;
  53extern struct clksrc_clk clk_esysclk;
  54extern struct clksrc_clk clk_msysclk;
  55