sdrc.h 1.4 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556
  1. #ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H
  2. #define __ARCH_ARM_MACH_OMAP2_SDRC_H
  3. /*
  4. * OMAP2 SDRC register definitions
  5. *
  6. * Copyright (C) 2007 Texas Instruments, Inc.
  7. * Copyright (C) 2007 Nokia Corporation
  8. *
  9. * Written by Paul Walmsley
  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. #undef DEBUG
  16. #include <mach/sdrc.h>
  17. #ifndef __ASSEMBLER__
  18. extern void __iomem *omap2_sdrc_base;
  19. extern void __iomem *omap2_sms_base;
  20. #define OMAP_SDRC_REGADDR(reg) (omap2_sdrc_base + (reg))
  21. #define OMAP_SMS_REGADDR(reg) (omap2_sms_base + (reg))
  22. /* SDRC global register get/set */
  23. static inline void sdrc_write_reg(u32 val, u16 reg)
  24. {
  25. __raw_writel(val, OMAP_SDRC_REGADDR(reg));
  26. }
  27. static inline u32 sdrc_read_reg(u16 reg)
  28. {
  29. return __raw_readl(OMAP_SDRC_REGADDR(reg));
  30. }
  31. /* SMS global register get/set */
  32. static inline void sms_write_reg(u32 val, u16 reg)
  33. {
  34. __raw_writel(val, OMAP_SMS_REGADDR(reg));
  35. }
  36. static inline u32 sms_read_reg(u16 reg)
  37. {
  38. return __raw_readl(OMAP_SMS_REGADDR(reg));
  39. }
  40. #else
  41. #define OMAP242X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
  42. #define OMAP243X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
  43. #define OMAP34XX_SDRC_REGADDR(reg) IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
  44. #endif /* __ASSEMBLER__ */
  45. #endif