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/* * arch/arm/mach-at91/include/mach/at91sam9260_matrix.h * * Copyright (C) 2007 Atmel Corporation. * * Memory Controllers (MATRIX, EBI) - System peripherals registers. * Based on AT91SAM9260 datasheet revision B. * * 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. */ #ifndef AT91SAM9260_MATRIX_H #define AT91SAM9260_MATRIX_H #define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */ #define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */ #define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */ #define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */ #define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */ #define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */ #define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */ #define AT91_MATRIX_ULBT_INFINITE (0 << 0) #define AT91_MATRIX_ULBT_SINGLE (1 << 0) #define AT91_MATRIX_ULBT_FOUR (2 << 0) #define AT91_MATRIX_ULBT_EIGHT (3 << 0) #define AT91_MATRIX_ULBT_SIXTEEN (4 << 0) #define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */ #define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */ #define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */ #define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */ #define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */ #define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */ #define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */ #define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16) #define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16) #define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16) #define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */ #define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */ #define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24) #define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24) #define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */ #define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */ #define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */ #define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */ #define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */ #define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */ #define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */ #define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */ #define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */ #define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */ #define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */ #define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */ #define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ #define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ #define AT91_MATRIX_EBICSA 0x11C /* EBI Chip Select Assignment Register */ #define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ #define AT91_MATRIX_CS1A_SMC (0 << 1) #define AT91_MATRIX_CS1A_SDRAMC (1 << 1) #define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */ #define AT91_MATRIX_CS3A_SMC (0 << 3) #define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3) #define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */ #define AT91_MATRIX_CS4A_SMC (0 << 4) #define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4) #define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */ #define AT91_MATRIX_CS5A_SMC (0 << 5) #define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5) #define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ #define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */ #define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16) #define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16) #endif