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/**
* Copyright 2010 Freescale Semiconductor
* Author: Timur Tabi <timur@freescale.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This file provides support for the ngPIXIS, a board-specific FPGA used on
* some Freescale reference boards.
*/
/* ngPIXIS register set. Hopefully, this won't change too much over time.
* Feel free to add board-specific #ifdefs where necessary.
*/
typedef struct ngpixis {
u8 id;
u8 arch;
u8 scver;
u8 csr;
u8 rst;
u8 res1;
u8 aux;
u8 spd;
u8 brdcfg0;
u8 dma;
u8 addr;
u8 res2[2];
u8 data;
u8 led;
u8 res3;
u8 vctl;
u8 vstat;
u8 vcfgen0;
u8 res4;
u8 ocmcsr;
u8 ocmmsg;
u8 gmdbg;
u8 res5[2];
u8 sclk[3];
u8 dclk[3];
u8 watch;
struct {
u8 sw;
u8 en;
} s[8];
} ngpixis_t __attribute__ ((aligned(1)));
/* Pointer to the PIXIS register set */
#define pixis ((ngpixis_t *)PIXIS_BASE)
/* The PIXIS SW register that corresponds to board switch X, where x >= 1 */
#define PIXIS_SW(x) (pixis->s[(x) - 1].sw)
/* The PIXIS EN register that corresponds to board switch X, where x >= 1 */
#define PIXIS_EN(x) (pixis->s[(x) - 1].en)
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