common.h 1.7 KB

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  1. /*
  2. * arch/arm/mach-lpc32xx/common.h
  3. *
  4. * Author: Kevin Wells <kevin.wells@nxp.com>
  5. *
  6. * Copyright (C) 2009-2010 NXP Semiconductors
  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 as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. */
  18. #ifndef __LPC32XX_COMMON_H
  19. #define __LPC32XX_COMMON_H
  20. #include <mach/board.h>
  21. #include <linux/platform_device.h>
  22. #include <linux/reboot.h>
  23. /*
  24. * Other arch specific structures and functions
  25. */
  26. extern void lpc32xx_timer_init(void);
  27. extern void __init lpc32xx_init_irq(void);
  28. extern void __init lpc32xx_map_io(void);
  29. extern void __init lpc32xx_serial_init(void);
  30. extern void lpc23xx_restart(enum reboot_mode, const char *);
  31. /*
  32. * Structure used for setting up and querying the PLLS
  33. */
  34. struct clk_pll_setup {
  35. int analog_on;
  36. int cco_bypass_b15;
  37. int direct_output_b14;
  38. int fdbk_div_ctrl_b13;
  39. int pll_p;
  40. int pll_n;
  41. u32 pll_m;
  42. };
  43. extern int clk_is_sysclk_mainosc(void);
  44. extern u32 clk_check_pll_setup(u32 ifreq, struct clk_pll_setup *pllsetup);
  45. extern u32 clk_get_pllrate_from_reg(u32 inputclk, u32 regval);
  46. extern u32 clk_get_pclk_div(void);
  47. /*
  48. * Returns the LPC32xx unique 128-bit chip ID
  49. */
  50. extern void lpc32xx_get_uid(u32 devid[4]);
  51. extern u32 lpc32xx_return_iram_size(void);
  52. /*
  53. * Pointers used for sizing and copying suspend function data
  54. */
  55. extern int lpc32xx_sys_suspend(void);
  56. extern int lpc32xx_sys_suspend_sz;
  57. #endif