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[/] [qspiflash/] [trunk/] [rtl/] [lleqspi.v] - Diff between revs 11 and 16

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///////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
//
//
// Filename:    lleqspi.v
// Filename:    lleqspi.v
//
//
// Project:     Wishbone Controlled Quad SPI Flash Controller
// Project:     Wishbone Controlled Quad SPI Flash Controller
//
//
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//              to/from a Quad SPI port.  The port is understood to be 
//              to/from a Quad SPI port.  The port is understood to be 
//              a normal SPI port unless the driver requests four bit mode.
//              a normal SPI port unless the driver requests four bit mode.
//              When not in use, unlike our previous SPI work, no bits will
//              When not in use, unlike our previous SPI work, no bits will
//              toggle.
//              toggle.
//
//
// Creator:     Dan Gisselquist
// Creator:     Dan Gisselquist, Ph.D.
//              Gisselquist Technology, LLC
//              Gisselquist Technology, LLC
//
//
///////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
//
//
// Copyright (C) 2015-2016, Gisselquist Technology, LLC
// Copyright (C) 2015-2017, Gisselquist Technology, LLC
//
//
// This program is free software (firmware): you can redistribute it and/or
// This program is free software (firmware): you can redistribute it and/or
// modify it under the terms of  the GNU General Public License as published
// modify it under the terms of  the GNU General Public License as published
// by the Free Software Foundation, either version 3 of the License, or (at
// by the Free Software Foundation, either version 3 of the License, or (at
// your option) any later version.
// your option) any later version.
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// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
// for more details.
// for more details.
//
//
// You should have received a copy of the GNU General Public License along
// You should have received a copy of the GNU General Public License along
// with this program.  (It's in the $(ROOT)/doc directory, run make with no
// with this program.  (It's in the $(ROOT)/doc directory.  Run make with no
// target there if the PDF file isn't present.)  If not, see
// target there if the PDF file isn't present.)  If not, see
// <http://www.gnu.org/licenses/> for a copy.
// <http://www.gnu.org/licenses/> for a copy.
//
//
// License:     GPL, v3, as defined and found on www.gnu.org,
// License:     GPL, v3, as defined and found on www.gnu.org,
//              http://www.gnu.org/licenses/gpl.html
//              http://www.gnu.org/licenses/gpl.html
//
//
//
//
///////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
 
//
 
//
`define EQSPI_IDLE      3'h0
`define EQSPI_IDLE      3'h0
`define EQSPI_START     3'h1
`define EQSPI_START     3'h1
`define EQSPI_BITS      3'h2
`define EQSPI_BITS      3'h2
`define EQSPI_READY     3'h3
`define EQSPI_READY     3'h3
`define EQSPI_HOLDING   3'h4
`define EQSPI_HOLDING   3'h4

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