LXR uboot/arch/arm/mach-mvebu/serdes/a38x/seq

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Copyright (C) Marvell International Ltd. and its affiliates
   4 */
   5
   6#ifndef _SEQ_EXEC_H
   7#define _SEQ_EXEC_H
   8
   9#define NA                      0xff
  10#define DEFAULT_PARAM           0
  11#define MV_BOARD_TCLK_ERROR     0xffffffff
  12
  13#define NO_DATA                 0xffffffff
  14#define MAX_DATA_ARRAY          5
  15#define FIRST_CELL              0
  16
  17/* Operation types */
  18enum mv_op {
  19        WRITE_OP,
  20        DELAY_OP,
  21        POLL_OP,
  22};
  23
  24/* Operation parameters */
  25struct op_params {
  26        u32 unit_base_reg;
  27        u32 unit_offset;
  28        u32 mask;
  29        u32 data[MAX_DATA_ARRAY];       /* data array */
  30        u8 wait_time;                   /* msec */
  31        u16 num_of_loops;               /* for polling only */
  32};
  33
  34/*
  35 * Sequence parameters. Each sequence contains:
  36 * 1. Sequence id.
  37 * 2. Sequence size (total amount of operations during the sequence)
  38 * 3. a series of operations. operations can be write, poll or delay
  39 * 4. index in the data array (the entry where the relevant data sits)
  40 */
  41struct cfg_seq {
  42        struct op_params *op_params_ptr;
  43        u8 cfg_seq_size;
  44        u8 data_arr_idx;
  45};
  46
  47extern struct cfg_seq serdes_seq_db[];
  48
  49/*
  50 * A generic function type for executing an operation (write, poll or delay)
  51 */
  52typedef int (*op_execute_func_ptr)(u32 serdes_num, struct op_params *params,
  53                                   u32 data_arr_idx);
  54
  55/* Specific functions for executing each operation */
  56int write_op_execute(u32 serdes_num, struct op_params *params,
  57                     u32 data_arr_idx);
  58int delay_op_execute(u32 serdes_num, struct op_params *params,
  59                     u32 data_arr_idx);
  60int poll_op_execute(u32 serdes_num, struct op_params *params, u32 data_arr_idx);
  61enum mv_op get_cfg_seq_op(struct op_params *params);
  62int mv_seq_exec(u32 serdes_num, u32 seq_id);
  63
  64#endif /*_SEQ_EXEC_H*/
  65