cpld.h 1.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /**
  3. * Copyright 2014 Freescale Semiconductor
  4. *
  5. */
  6. struct cpld_data {
  7. u8 cpld_ver; /* 0x00 - CPLD Major Revision Register */
  8. u8 cpld_ver_sub; /* 0x01 - CPLD Minor Revision Register */
  9. u8 hw_ver; /* 0x02 - Hardware Revision Register */
  10. u8 sw_ver; /* 0x03 - Software Revision register */
  11. u8 res0[12]; /* 0x04 - 0x0F - not used */
  12. u8 reset_ctl1; /* 0x10 - Reset control Register1 */
  13. u8 reset_ctl2; /* 0x11 - Reset control Register2 */
  14. u8 int_status; /* 0x12 - Interrupt status Register */
  15. u8 flash_csr; /* 0x13 - Flash control and status register */
  16. u8 fan_ctl_status; /* 0x14 - Fan control and status register */
  17. u8 led_ctl_status; /* 0x15 - LED control and status register */
  18. u8 sfp_ctl_status; /* 0x16 - SFP control and status register */
  19. u8 misc_ctl_status; /* 0x17 - Miscellanies ctrl & status register*/
  20. u8 boot_override; /* 0x18 - Boot override register */
  21. u8 boot_config1; /* 0x19 - Boot config override register*/
  22. u8 boot_config2; /* 0x1A - Boot config override register*/
  23. } cpld_data_t;
  24. /* Pointer to the CPLD register set */
  25. u8 cpld_read(unsigned int reg);
  26. void cpld_write(unsigned int reg, u8 value);
  27. #define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg))
  28. #define CPLD_WRITE(reg, value)\
  29. cpld_write(offsetof(struct cpld_data, reg), value)
  30. /* CPLD on IFC */
  31. #define CPLD_LBMAP_MASK 0x3F
  32. #define CPLD_BANK_SEL_MASK 0x07
  33. #define CPLD_BANK_OVERRIDE 0x40
  34. #define CPLD_LBMAP_ALTBANK 0x44 /* BANK OR | BANK 4 */
  35. #define CPLD_LBMAP_DFLTBANK 0x40 /* BANK OR | BANK 0 */
  36. #define CPLD_LBMAP_RESET 0xFF
  37. #define CPLD_LBMAP_SHIFT 0x03
  38. #define CPLD_BOOT_SEL 0x80
  39. #define CPLD_PCIE_SGMII_MUX 0x80
  40. #define CPLD_OVERRIDE_BOOT_EN 0x01
  41. #define CPLD_OVERRIDE_MUX_EN 0x02 /* PCIE/2.5G-SGMII mux override enable */