include/altera.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2002
   4  * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
   5  */
   6
   7 #include <fpga.h>
   8
   9 #ifndef _ALTERA_H_
  10 #define _ALTERA_H_
  11
  12 /*
  13  * For the StratixV FPGA programming via SPI, the following
  14  * information is coded in the 32bit cookie:
  15  * Bit 31 ... Bit 0
  16  * SPI-Bus | SPI-Dev | Config-Pin | Done-Pin
  17  */
  18 #define FPGA_COOKIE(bus, dev, config, done)                     \
  19         (((bus) << 24) | ((dev) << 16) | ((config) << 8) | (done))
  20 #define COOKIE2SPI_BUS(c)       (((c) >> 24) & 0xff)
  21 #define COOKIE2SPI_DEV(c)       (((c) >> 16) & 0xff)
  22 #define COOKIE2CONFIG(c)        (((c) >> 8) & 0xff)
  23 #define COOKIE2DONE(c)          ((c) & 0xff)
  24
  25 enum altera_iface {
  26         /* insert all new types after this */
  27         min_altera_iface_type,
  28         /* serial data and external clock */
  29         passive_serial,
  30         /* parallel data */
  31         passive_parallel_synchronous,
  32         /* parallel data */
  33         passive_parallel_asynchronous,
  34         /* serial data w/ internal clock (not used) */
  35         passive_serial_asynchronous,
  36         /* jtag/tap serial (not used ) */
  37         altera_jtag_mode,
  38         /* fast passive parallel (FPP) */
  39         fast_passive_parallel,
  40         /* fast passive parallel with security (FPPS) */
  41         fast_passive_parallel_security,
  42         /* insert all new types before this */
  43         max_altera_iface_type,
  44 };
  45
  46 enum altera_family {
  47         /* insert all new types after this */
  48         min_altera_type,
  49         /* ACEX1K Family */
  50         Altera_ACEX1K,
  51         /* CYCLONII Family */
  52         Altera_CYC2,
  53         /* StratixII Family */
  54         Altera_StratixII,
  55         /* StratixV Family */
  56         Altera_StratixV,
  57         /* SoCFPGA Family */
  58         Altera_SoCFPGA,
  59
  60         /* Add new models here */
  61
  62         /* insert all new types before this */
  63         max_altera_type,
  64 };
  65
  66 typedef struct {
  67         /* part type */
  68         enum altera_family      family;
  69         /* interface type */
  70         enum altera_iface       iface;
  71         /* bytes of data part can accept */
  72         size_t                  size;
  73         /* interface function table */
  74         void                    *iface_fns;
  75         /* base interface address */
  76         void                    *base;
  77         /* implementation specific cookie */
  78         int                     cookie;
  79 } Altera_desc;
  80
  81 /* Generic Altera Functions
  82  *********************************************************************/
  83 extern int altera_load(Altera_desc *desc, const void *image, size_t size);
  84 extern int altera_dump(Altera_desc *desc, const void *buf, size_t bsize);
  85 extern int altera_info(Altera_desc *desc);
  86
  87 /* Board specific implementation specific function types
  88  *********************************************************************/
  89 typedef int (*Altera_pre_fn)( int cookie );
  90 typedef int (*Altera_config_fn)( int assert_config, int flush, int cookie );
  91 typedef int (*Altera_status_fn)( int cookie );
  92 typedef int (*Altera_done_fn)( int cookie );
  93 typedef int (*Altera_clk_fn)( int assert_clk, int flush, int cookie );
  94 typedef int (*Altera_data_fn)( int assert_data, int flush, int cookie );
  95 typedef int(*Altera_write_fn)(const void *buf, size_t len, int flush, int cookie);
  96 typedef int (*Altera_abort_fn)( int cookie );
  97 typedef int (*Altera_post_fn)( int cookie );
  98
  99 typedef struct {
 100         Altera_pre_fn pre;
 101         Altera_config_fn config;
 102         Altera_status_fn status;
 103         Altera_done_fn done;
 104         Altera_clk_fn clk;
 105         Altera_data_fn data;
 106         Altera_write_fn write;
 107         Altera_abort_fn abort;
 108         Altera_post_fn post;
 109 } altera_board_specific_func;
 110
 111 #ifdef CONFIG_FPGA_SOCFPGA
 112 int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size);
 113 #endif
 114
 115 #ifdef CONFIG_FPGA_STRATIX_V
 116 int stratixv_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size);
 117 #endif
 118
 119 #endif /* _ALTERA_H_ */