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regs-bbu.h

/*
 * arch/arm/mach-ns9xxx/include/mach/regs-bbu.h
 *
 * Copyright (C) 2006 by Digi International Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */
#ifndef __ASM_ARCH_REGSBBU_H
#define __ASM_ARCH_REGSBBU_H

#include <mach/hardware.h>

/* BBus Utility */

/* GPIO Configuration Registers block 1 */
/* NOTE: the HRM starts counting at 1 for the GPIO registers, here the start is
 * at 0 for each block.  That is, BBU_GCONFb1(0) is GPIO Configuration Register
 * #1, BBU_GCONFb2(0) is GPIO Configuration Register #8. */
#define BBU_GCONFb1(x)  __REG2(0x90600010, (x))
#define BBU_GCONFb2(x)  __REG2(0x90600100, (x))

#define BBU_GCONFx_DIR(m)     __REGBIT(3 + (((m) & 7) << 2))
#define BBU_GCONFx_DIR_INPUT(m)     __REGVAL(BBU_GCONFx_DIR(m), 0)
#define BBU_GCONFx_DIR_OUTPUT(m)    __REGVAL(BBU_GCONFx_DIR(m), 1)
#define BBU_GCONFx_INV(m)     __REGBIT(2 + (((m) & 7) << 2))
#define BBU_GCONFx_INV_NO(m)        __REGVAL(BBU_GCONFx_INV(m), 0)
#define BBU_GCONFx_INV_YES(m)       __REGVAL(BBU_GCONFx_INV(m), 1)
#define BBU_GCONFx_FUNC(m)    __REGBITS(1 + (((m) & 7) << 2), ((m) & 7) << 2)
#define BBU_GCONFx_FUNC_0(m)        __REGVAL(BBU_GCONFx_FUNC(m), 0)
#define BBU_GCONFx_FUNC_1(m)        __REGVAL(BBU_GCONFx_FUNC(m), 1)
#define BBU_GCONFx_FUNC_2(m)        __REGVAL(BBU_GCONFx_FUNC(m), 2)
#define BBU_GCONFx_FUNC_3(m)        __REGVAL(BBU_GCONFx_FUNC(m), 3)

#define BBU_GCTRL1      __REG(0x90600030)
#define BBU_GCTRL2      __REG(0x90600034)
#define BBU_GCTRL3      __REG(0x90600120)

#define BBU_GSTAT1      __REG(0x90600040)
#define BBU_GSTAT2      __REG(0x90600044)
#define BBU_GSTAT3      __REG(0x90600130)

#endif /* ifndef __ASM_ARCH_REGSBBU_H */

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