clock.h 1.3 KB

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  1. /*
  2. * (C) Copyright 2011
  3. * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
  4. *
  5. * See file CREDITS for list of people who contributed to this
  6. * project.
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License as
  10. * published by the Free Software Foundation; either version 2 of
  11. * the License, or (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. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. * MA 02111-1307 USA
  22. */
  23. #ifndef __ASM_ARCH_CLOCK_H
  24. #define __ASM_ARCH_CLOCK_H
  25. enum mxc_clock {
  26. MXC_ARM_CLK = 0,
  27. MXC_AHB_CLK,
  28. MXC_IPG_CLK,
  29. MXC_IPG_PERCLK,
  30. MXC_UART_CLK,
  31. MXC_ESDHC_CLK,
  32. MXC_USB_CLK,
  33. MXC_CSPI_CLK,
  34. MXC_FEC_CLK,
  35. };
  36. unsigned int imx_decode_pll(unsigned int pll, unsigned int f_ref);
  37. u32 imx_get_uartclk(void);
  38. u32 imx_get_fecclk(void);
  39. unsigned int mxc_get_clock(enum mxc_clock clk);
  40. #endif /* __ASM_ARCH_CLOCK_H */