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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)