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Diffstat (limited to 'arch/m68k/include/asm/coldfire/crossbar.h')
| -rw-r--r-- | arch/m68k/include/asm/coldfire/crossbar.h | 79 | 
1 files changed, 79 insertions, 0 deletions
| diff --git a/arch/m68k/include/asm/coldfire/crossbar.h b/arch/m68k/include/asm/coldfire/crossbar.h new file mode 100644 index 000000000..a9c724ce4 --- /dev/null +++ b/arch/m68k/include/asm/coldfire/crossbar.h @@ -0,0 +1,79 @@ +/* + * Cross Bar Switch Internal Memory Map + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __CROSSBAR_H__ +#define __CROSSBAR_H__ + +/********************************************************************* +* Cross-bar switch (XBS) +*********************************************************************/ +typedef struct xbs { +	u32 prs1;		/* 0x100 Priority Register Slave 1 */ +	u32 res1[3];		/* 0x104 - 0F */ +	u32 crs1;		/* 0x110 Control Register Slave 1 */ +	u32 res2[187];		/* 0x114 - 0x3FF */ + +	u32 prs4;		/* 0x400 Priority Register Slave 4 */ +	u32 res3[3];		/* 0x404 - 0F */ +	u32 crs4;		/* 0x410 Control Register Slave 4 */ +	u32 res4[123];		/* 0x414 - 0x5FF */ + +	u32 prs6;		/* 0x600 Priority Register Slave 6 */ +	u32 res5[3];		/* 0x604 - 0F */ +	u32 crs6;		/* 0x610 Control Register Slave 6 */ +	u32 res6[59];		/* 0x614 - 0x6FF */ + +	u32 prs7;		/* 0x700 Priority Register Slave 7 */ +	u32 res7[3];		/* 0x704 - 0F */ +	u32 crs7;		/* 0x710 Control Register Slave 7 */ +} xbs_t; + +/* Bit definitions and macros for PRS group */ +#define XBS_PRS_M0(x)			(((x)&0x00000007))	/* Core */ +#define XBS_PRS_M1(x)			(((x)&0x00000007)<<4)	/* eDMA */ +#define XBS_PRS_M2(x)			(((x)&0x00000007)<<8)	/* FEC0 */ +#define XBS_PRS_M3(x)			(((x)&0x00000007)<<12)	/* FEC1 */ +#define XBS_PRS_M5(x)			(((x)&0x00000007)<<20)	/* PCI controller */ +#define XBS_PRS_M6(x)			(((x)&0x00000007)<<24)	/* USB OTG */ +#define XBS_PRS_M7(x)			(((x)&0x00000007)<<28)	/* Serial Boot */ + +/* Bit definitions and macros for CRS group */ +#define XBS_CRS_PARK(x)			(((x)&0x00000007))	/* Master parking ctrl */ +#define XBS_CRS_PCTL(x)			(((x)&0x00000003)<<4)	/* Parking mode ctrl */ +#define XBS_CRS_ARB			(0x00000100)	/* Arbitration Mode */ +#define XBS_CRS_RO			(0x80000000)	/* Read Only */ + +#define XBS_CRS_PCTL_PARK_FIELD		(0) +#define XBS_CRS_PCTL_PARK_ON_LAST	(1) +#define XBS_CRS_PCTL_PARK_NONE		(2) +#define XBS_CRS_PCTL_PARK_CORE		(0) +#define XBS_CRS_PCTL_PARK_EDMA		(1) +#define XBS_CRS_PCTL_PARK_FEC0		(2) +#define XBS_CRS_PCTL_PARK_FEC1		(3) +#define XBS_CRS_PCTL_PARK_PCI		(5) +#define XBS_CRS_PCTL_PARK_USB		(6) +#define XBS_CRS_PCTL_PARK_SBF		(7) + +#endif				/* __CROSSBAR_H__ */ |