uboot/board/freescale/t102xrdb/cpld.h
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   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/**
   3 * Copyright 2014 Freescale Semiconductor
   4 *
   5 */
   6
   7struct cpld_data {
   8        u8 cpld_ver;            /* 0x00 - CPLD Major Revision Register */
   9        u8 cpld_ver_sub;        /* 0x01 - CPLD Minor Revision Register */
  10        u8 hw_ver;              /* 0x02 - Hardware Revision Register */
  11        u8 sw_ver;              /* 0x03 - Software Revision register */
  12        u8 res0[12];            /* 0x04 - 0x0F - not used */
  13        u8 reset_ctl1;          /* 0x10 - Reset control Register1 */
  14        u8 reset_ctl2;          /* 0x11 - Reset control Register2 */
  15        u8 int_status;          /* 0x12 - Interrupt status Register */
  16        u8 flash_csr;           /* 0x13 - Flash control and status register */
  17        u8 fan_ctl_status;      /* 0x14 - Fan control and status register  */
  18        u8 led_ctl_status;      /* 0x15 - LED control and status register */
  19        u8 sfp_ctl_status;      /* 0x16 - SFP control and status register  */
  20        u8 misc_ctl_status;     /* 0x17 - Miscellanies ctrl & status register*/
  21        u8 boot_override;       /* 0x18 - Boot override register */
  22        u8 boot_config1;        /* 0x19 - Boot config override register*/
  23        u8 boot_config2;        /* 0x1A - Boot config override register*/
  24} cpld_data_t;
  25
  26
  27/* Pointer to the CPLD register set */
  28
  29u8 cpld_read(unsigned int reg);
  30void cpld_write(unsigned int reg, u8 value);
  31
  32#define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg))
  33#define CPLD_WRITE(reg, value)\
  34                cpld_write(offsetof(struct cpld_data, reg), value)
  35
  36/* CPLD on IFC */
  37#define CPLD_LBMAP_MASK  0x3F
  38#define CPLD_BANK_SEL_MASK      0x07
  39#define CPLD_BANK_OVERRIDE      0x40
  40#define CPLD_LBMAP_ALTBANK      0x44 /* BANK OR | BANK 4 */
  41#define CPLD_LBMAP_DFLTBANK     0x40 /* BANK OR | BANK 0 */
  42#define CPLD_LBMAP_RESET        0xFF
  43#define CPLD_LBMAP_SHIFT        0x03
  44#define CPLD_BOOT_SEL      0x80
  45
  46#define CPLD_PCIE_SGMII_MUX     0x80
  47#define CPLD_OVERRIDE_BOOT_EN   0x01
  48#define CPLD_OVERRIDE_MUX_EN    0x02 /* PCIE/2.5G-SGMII mux override enable */
  49