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Diffstat (limited to 'arch/m68k/include/asm/coldfire/flexbus.h')
| -rw-r--r-- | arch/m68k/include/asm/coldfire/flexbus.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/coldfire/flexbus.h b/arch/m68k/include/asm/coldfire/flexbus.h new file mode 100644 index 000000000..51cbbd8b2 --- /dev/null +++ b/arch/m68k/include/asm/coldfire/flexbus.h @@ -0,0 +1,120 @@ +/* + * FlexBus 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 __FLEXBUS_H +#define __FLEXBUS_H + +/********************************************************************* +* FlexBus Chip Selects (FBCS) +*********************************************************************/ + +typedef struct fbcs { + u32 csar0; /* Chip-select Address */ + u32 csmr0; /* Chip-select Mask */ + u32 cscr0; /* Chip-select Control */ + u32 csar1; + u32 csmr1; + u32 cscr1; + u32 csar2; + u32 csmr2; + u32 cscr2; + u32 csar3; + u32 csmr3; + u32 cscr3; + u32 csar4; + u32 csmr4; + u32 cscr4; + u32 csar5; + u32 csmr5; + u32 cscr5; + u32 csar6; + u32 csmr6; + u32 cscr6; + u32 csar7; + u32 csmr7; + u32 cscr7; +} fbcs_t; + +#define FBCS_CSAR_BA(x) ((x) & 0xFFFF0000) + +#define FBCS_CSMR_BAM(x) (((x) & 0xFFFF) << 16) +#define FBCS_CSMR_BAM_MASK (0x0000FFFF) +#define FBCS_CSMR_BAM_4G (0xFFFF0000) +#define FBCS_CSMR_BAM_2G (0x7FFF0000) +#define FBCS_CSMR_BAM_1G (0x3FFF0000) +#define FBCS_CSMR_BAM_1024M (0x3FFF0000) +#define FBCS_CSMR_BAM_512M (0x1FFF0000) +#define FBCS_CSMR_BAM_256M (0x0FFF0000) +#define FBCS_CSMR_BAM_128M (0x07FF0000) +#define FBCS_CSMR_BAM_64M (0x03FF0000) +#define FBCS_CSMR_BAM_32M (0x01FF0000) +#define FBCS_CSMR_BAM_16M (0x00FF0000) +#define FBCS_CSMR_BAM_8M (0x007F0000) +#define FBCS_CSMR_BAM_4M (0x003F0000) +#define FBCS_CSMR_BAM_2M (0x001F0000) +#define FBCS_CSMR_BAM_1M (0x000F0000) +#define FBCS_CSMR_BAM_1024K (0x000F0000) +#define FBCS_CSMR_BAM_512K (0x00070000) +#define FBCS_CSMR_BAM_256K (0x00030000) +#define FBCS_CSMR_BAM_128K (0x00010000) +#define FBCS_CSMR_BAM_64K (0x00000000) + +#ifdef CONFIG_M5249 +#define FBCS_CSMR_WP (0x00000080) +#define FBCS_CSMR_AM (0x00000040) +#define FBCS_CSMR_CI (0x00000020) +#define FBCS_CSMR_SC (0x00000010) +#define FBCS_CSMR_SD (0x00000008) +#define FBCS_CSMR_UC (0x00000004) +#define FBCS_CSMR_UD (0x00000002) +#else +#define FBCS_CSMR_WP (0x00000100) +#endif +#define FBCS_CSMR_V (0x00000001) /* Valid bit */ + +#define FBCS_CSCR_SWS(x) (((x) & 0x3F) << 26) +#define FBCS_CSCR_SWS_MASK (0x03FFFFFF) +#define FBCS_CSCR_SWSEN (0x00800000) +#define FBCS_CSCR_ASET(x) (((x) & 0x03) << 20) +#define FBCS_CSCR_ASET_MASK (0xFFCFFFFF) +#define FBCS_CSCR_RDAH(x) (((x) & 0x03) << 18) +#define FBCS_CSCR_RDAH_MASK (0xFFF3FFFF) +#define FBCS_CSCR_WRAH(x) (((x) & 0x03) << 16) +#define FBCS_CSCR_WRAH_MASK (0xFFFCFFFF) +#define FBCS_CSCR_WS(x) (((x) & 0x3F) << 10) +#define FBCS_CSCR_WS_MASK (0xFFFF03FF) +#define FBCS_CSCR_SBM (0x00000200) +#define FBCS_CSCR_AA (0x00000100) +#define FBCS_CSCR_PS(x) (((x) & 0x03) << 6) +#define FBCS_CSCR_PS_MASK (0xFFFFFF3F) +#define FBCS_CSCR_BEM (0x00000020) +#define FBCS_CSCR_BSTR (0x00000010) +#define FBCS_CSCR_BSTW (0x00000008) + +#define FBCS_CSCR_PS_16 (0x00000080) +#define FBCS_CSCR_PS_8 (0x00000040) +#define FBCS_CSCR_PS_32 (0x00000000) + +#endif /* __FLEXBUS_H */ |