LXR uboot/include/gdsys

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * (C) Copyright 2010
   4 * Dirk Eibach,  Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
   5 */
   6
   7#ifndef __GDSYS_FPGA_H
   8#define __GDSYS_FPGA_H
   9
  10#ifdef CONFIG_GDSYS_LEGACY_DRIVERS
  11int init_func_fpga(void);
  12
  13enum {
  14        FPGA_STATE_DONE_FAILED = 1 << 0,
  15        FPGA_STATE_REFLECTION_FAILED = 1 << 1,
  16        FPGA_STATE_PLATFORM = 1 << 2,
  17};
  18
  19int get_fpga_state(unsigned dev);
  20
  21int fpga_set_reg(u32 fpga, u16 *reg, off_t regoff, u16 data);
  22int fpga_get_reg(u32 fpga, u16 *reg, off_t regoff, u16 *data);
  23
  24extern struct ihs_fpga *fpga_ptr[];
  25
  26#define FPGA_SET_REG(ix, fld, val) \
  27        fpga_set_reg((ix), \
  28                     &fpga_ptr[ix]->fld, \
  29                     offsetof(struct ihs_fpga, fld), \
  30                     val)
  31
  32#define FPGA_GET_REG(ix, fld, val) \
  33        fpga_get_reg((ix), \
  34                     &fpga_ptr[ix]->fld, \
  35                     offsetof(struct ihs_fpga, fld), \
  36                     val)
  37#endif
  38
  39struct ihs_gpio {
  40        u16 read;
  41        u16 clear;
  42        u16 set;
  43};
  44
  45struct ihs_i2c {
  46        u16 interrupt_status;
  47        u16 interrupt_enable;
  48        u16 write_mailbox_ext;
  49        u16 write_mailbox;
  50        u16 read_mailbox_ext;
  51        u16 read_mailbox;
  52};
  53
  54struct ihs_osd {
  55        u16 version;
  56        u16 features;
  57        u16 control;
  58        u16 xy_size;
  59        u16 xy_scale;
  60        u16 x_pos;
  61        u16 y_pos;
  62};
  63
  64struct ihs_mdio {
  65        u16 control;
  66        u16 address_data;
  67        u16 rx_data;
  68};
  69
  70struct ihs_io_ep {
  71        u16 transmit_data;
  72        u16 rx_tx_control;
  73        u16 receive_data;
  74        u16 rx_tx_status;
  75        u16 reserved;
  76        u16 device_address;
  77        u16 target_address;
  78};
  79
  80#ifdef CONFIG_NEO
  81struct ihs_fpga {
  82        u16 reflection_low;     /* 0x0000 */
  83        u16 versions;           /* 0x0002 */
  84        u16 fpga_features;      /* 0x0004 */
  85        u16 fpga_version;       /* 0x0006 */
  86        u16 reserved_0[8187];   /* 0x0008 */
  87        u16 reflection_high;    /* 0x3ffe */
  88};
  89#endif
  90
  91#endif
  92