diff options
Diffstat (limited to 'arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h')
| -rw-r--r-- | arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h new file mode 100644 index 0000000000..295f768b55 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h @@ -0,0 +1,61 @@ +/* + * [origin: Linux kernel include/asm-arm/arch-at91/at91sam9rl_matrix.h] + * + * Copyright (C) 2007 Atmel Corporation + * + * Memory Controllers (MATRIX, EBI) - System peripherals registers. + * Based on AT91SAM9RL datasheet revision A. (Preliminary) + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive for + * more details. + */ + +#ifndef AT91SAM9RL_MATRIX_H +#define AT91SAM9RL_MATRIX_H + +#ifndef __ASSEMBLY__ + +struct at91_matrix { + u32 mcfg[16]; /* Master Configuration Registers */ + u32 scfg[16]; /* Slave Configuration Registers */ + u32 pras[16][2]; /* Priority Assignment Slave Registers */ + u32 mrcr; /* Master Remap Control Register */ + u32 filler[7]; + u32 ebicsa; /* EBI Chip Select Assignment Register */ +}; + +#endif /* __ASSEMBLY__ */ + +#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_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_SHIFT 18 +#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24) +#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24) + +#define AT91_MATRIX_M0PR_SHIFT 0 +#define AT91_MATRIX_M1PR_SHIFT 4 +#define AT91_MATRIX_M2PR_SHIFT 8 +#define AT91_MATRIX_M3PR_SHIFT 12 +#define AT91_MATRIX_M4PR_SHIFT 16 +#define AT91_MATRIX_M5PR_SHIFT 20 + +#define AT91_MATRIX_RCB0 (1 << 0) +#define AT91_MATRIX_RCB1 (1 << 1) + +#define AT91_MATRIX_CS1A_SDRAMC (1 << 1) +#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3) +#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4) +#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5) +#define AT91_MATRIX_DBPUC (1 << 8) +#define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16) +#define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16) + +#endif |