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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 0000000..a9c724c --- /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__ */ |