/* SPDX-License-Identifier: GPL-2.0+ */

  /*
   * (C) Copyright 2010

   * Dirk Eibach,  Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc

   */
  
  #ifndef __GDSYS_FPGA_H
  #define __GDSYS_FPGA_H

  #ifdef CONFIG_GDSYS_LEGACY_DRIVERS

  int init_func_fpga(void);

  enum {
  	FPGA_STATE_DONE_FAILED = 1 << 0,
  	FPGA_STATE_REFLECTION_FAILED = 1 << 1,

  	FPGA_STATE_PLATFORM = 1 << 2,

  };
  
  int get_fpga_state(unsigned dev);

  int fpga_set_reg(u32 fpga, u16 *reg, off_t regoff, u16 data);
  int fpga_get_reg(u32 fpga, u16 *reg, off_t regoff, u16 *data);
  
  extern struct ihs_fpga *fpga_ptr[];
  
  #define FPGA_SET_REG(ix, fld, val) \
  	fpga_set_reg((ix), \
  		     &fpga_ptr[ix]->fld, \
  		     offsetof(struct ihs_fpga, fld), \
  		     val)
  
  #define FPGA_GET_REG(ix, fld, val) \
  	fpga_get_reg((ix), \
  		     &fpga_ptr[ix]->fld, \
  		     offsetof(struct ihs_fpga, fld), \
  		     val)

  #endif

  struct ihs_gpio {

  	u16 read;
  	u16 clear;
  	u16 set;

  };

  struct ihs_i2c {

  	u16 interrupt_status;
  	u16 interrupt_enable;

  	u16 write_mailbox_ext;

  	u16 write_mailbox;

  	u16 read_mailbox_ext;

  	u16 read_mailbox;

  };

  struct ihs_osd {

  	u16 version;
  	u16 features;
  	u16 control;
  	u16 xy_size;

  	u16 xy_scale;
  	u16 x_pos;
  	u16 y_pos;

  };

  struct ihs_mdio {
  	u16 control;
  	u16 address_data;
  	u16 rx_data;
  };
  
  struct ihs_io_ep {
  	u16 transmit_data;
  	u16 rx_tx_control;
  	u16 receive_data;
  	u16 rx_tx_status;
  	u16 reserved;
  	u16 device_address;
  	u16 target_address;
  };

  #ifdef CONFIG_NEO

  struct ihs_fpga {

  	u16 reflection_low;	/* 0x0000 */
  	u16 versions;		/* 0x0002 */
  	u16 fpga_features;	/* 0x0004 */
  	u16 fpga_version;	/* 0x0006 */
  	u16 reserved_0[8187];	/* 0x0008 */
  	u16 reflection_high;	/* 0x3ffe */

  };

  #endif

  #if defined(CONFIG_TARGET_HRCON) || defined(CONFIG_STRIDER_CON_DP)

  struct ihs_fpga {
  	u16 reflection_low;	/* 0x0000 */
  	u16 versions;		/* 0x0002 */
  	u16 fpga_version;	/* 0x0004 */
  	u16 fpga_features;	/* 0x0006 */
  	u16 reserved_0[1];	/* 0x0008 */
  	u16 top_interrupt;	/* 0x000a */

  	u16 reserved_1[2];	/* 0x000c */
  	u16 control;		/* 0x0010 */
  	u16 extended_control;	/* 0x0012 */

  	struct ihs_gpio gpio;	/* 0x0014 */

  	u16 mpc3w_control;	/* 0x001a */

  	u16 reserved_2[2];	/* 0x001c */
  	struct ihs_io_ep ep;	/* 0x0020 */
  	u16 reserved_3[9];	/* 0x002e */

  	struct ihs_i2c i2c0;	/* 0x0040 */

  	u16 reserved_4[10];	/* 0x004c */

  	u16 mc_int;		/* 0x0060 */
  	u16 mc_int_en;		/* 0x0062 */
  	u16 mc_status;		/* 0x0064 */
  	u16 mc_control;		/* 0x0066 */
  	u16 mc_tx_data;		/* 0x0068 */
  	u16 mc_tx_address;	/* 0x006a */
  	u16 mc_tx_cmd;		/* 0x006c */
  	u16 mc_res;		/* 0x006e */
  	u16 mc_rx_cmd_status;	/* 0x0070 */
  	u16 mc_rx_data;		/* 0x0072 */

  	u16 reserved_5[69];	/* 0x0074 */

  	u16 reflection_high;	/* 0x00fe */

  	struct ihs_osd osd0;	/* 0x0100 */
  #ifdef CONFIG_SYS_OSD_DH
  	u16 reserved_6[57];	/* 0x010e */
  	struct ihs_osd osd1;	/* 0x0180 */
  	u16 reserved_7[9];	/* 0x018e */
  	struct ihs_i2c i2c1;	/* 0x01a0 */
  	u16 reserved_8[1834];	/* 0x01ac */
  	u16 videomem0[2048];	/* 0x1000 */
  	u16 videomem1[2048];	/* 0x2000 */
  #else

  	u16 reserved_6[889];	/* 0x010e */

  	u16 videomem0[2048];	/* 0x0800 */
  #endif

  };

  #endif

  #ifdef CONFIG_STRIDER_CPU
  struct ihs_fpga {
  	u16 reflection_low;	/* 0x0000 */
  	u16 versions;		/* 0x0002 */
  	u16 fpga_version;	/* 0x0004 */
  	u16 fpga_features;	/* 0x0006 */
  	u16 reserved_0[1];	/* 0x0008 */
  	u16 top_interrupt;	/* 0x000a */
  	u16 reserved_1[3];	/* 0x000c */
  	u16 extended_control;	/* 0x0012 */
  	struct ihs_gpio gpio;	/* 0x0014 */
  	u16 mpc3w_control;	/* 0x001a */
  	u16 reserved_2[2];	/* 0x001c */
  	struct ihs_io_ep ep;	/* 0x0020 */
  	u16 reserved_3[9];	/* 0x002e */
  	u16 mc_int;		/* 0x0040 */
  	u16 mc_int_en;		/* 0x0042 */
  	u16 mc_status;		/* 0x0044 */
  	u16 mc_control;		/* 0x0046 */
  	u16 mc_tx_data;		/* 0x0048 */
  	u16 mc_tx_address;	/* 0x004a */
  	u16 mc_tx_cmd;		/* 0x004c */
  	u16 mc_res;		/* 0x004e */
  	u16 mc_rx_cmd_status;	/* 0x0050 */
  	u16 mc_rx_data;		/* 0x0052 */
  	u16 reserved_4[62];	/* 0x0054 */
  	struct ihs_i2c i2c0;	/* 0x00d0 */
  };
  #endif
  
  #ifdef CONFIG_STRIDER_CON
  struct ihs_fpga {
  	u16 reflection_low;	/* 0x0000 */
  	u16 versions;		/* 0x0002 */
  	u16 fpga_version;	/* 0x0004 */
  	u16 fpga_features;	/* 0x0006 */
  	u16 reserved_0[1];	/* 0x0008 */
  	u16 top_interrupt;	/* 0x000a */
  	u16 reserved_1[4];	/* 0x000c */
  	struct ihs_gpio gpio;	/* 0x0014 */
  	u16 mpc3w_control;	/* 0x001a */
  	u16 reserved_2[2];	/* 0x001c */
  	struct ihs_io_ep ep;	/* 0x0020 */
  	u16 reserved_3[9];	/* 0x002e */
  	struct ihs_i2c i2c0;	/* 0x0040 */
  	u16 reserved_4[10];	/* 0x004c */
  	u16 mc_int;		/* 0x0060 */
  	u16 mc_int_en;		/* 0x0062 */
  	u16 mc_status;		/* 0x0064 */
  	u16 mc_control;		/* 0x0066 */
  	u16 mc_tx_data;		/* 0x0068 */
  	u16 mc_tx_address;	/* 0x006a */
  	u16 mc_tx_cmd;		/* 0x006c */
  	u16 mc_res;		/* 0x006e */
  	u16 mc_rx_cmd_status;	/* 0x0070 */
  	u16 mc_rx_data;		/* 0x0072 */
  	u16 reserved_5[70];	/* 0x0074 */

  	struct ihs_osd osd0;	/* 0x0100 */

  	u16 reserved_6[889];	/* 0x010e */

  	u16 videomem0[2048];	/* 0x0800 */

  };
  #endif

  #endif