uboot/arch/arm/include/asm/arch-at91/at91sam9rl_matrix.h
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   1/*
   2 * [origin: Linux kernel include/asm-arm/arch-at91/at91sam9rl_matrix.h]
   3 *
   4 *  Copyright (C) 2007 Atmel Corporation
   5 *
   6 * Memory Controllers (MATRIX, EBI) - System peripherals registers.
   7 * Based on AT91SAM9RL datasheet revision A. (Preliminary)
   8 *
   9 * This file is subject to the terms and conditions of the GNU General Public
  10 * License.  See the file COPYING in the main directory of this archive for
  11 * more details.
  12 */
  13
  14#ifndef AT91SAM9RL_MATRIX_H
  15#define AT91SAM9RL_MATRIX_H
  16
  17#ifndef __ASSEMBLY__
  18
  19struct at91_matrix {
  20        u32     mcfg[16];       /* Master Configuration Registers */
  21        u32     scfg[16];       /* Slave Configuration Registers */
  22        u32     pras[16][2];    /* Priority Assignment Slave Registers */
  23        u32     mrcr;           /* Master Remap Control Register */
  24        u32     filler[7];
  25        u32     ebicsa;         /* EBI Chip Select Assignment Register */
  26};
  27
  28#endif /* __ASSEMBLY__ */
  29
  30#define AT91_MATRIX_ULBT_INFINITE       (0 << 0)
  31#define AT91_MATRIX_ULBT_SINGLE         (1 << 0)
  32#define AT91_MATRIX_ULBT_FOUR           (2 << 0)
  33#define AT91_MATRIX_ULBT_EIGHT          (3 << 0)
  34#define AT91_MATRIX_ULBT_SIXTEEN        (4 << 0)
  35
  36#define AT91_MATRIX_DEFMSTR_TYPE_NONE   (0 << 16)
  37#define AT91_MATRIX_DEFMSTR_TYPE_LAST   (1 << 16)
  38#define AT91_MATRIX_DEFMSTR_TYPE_FIXED  (2 << 16)
  39#define AT91_MATRIX_FIXED_DEFMSTR_SHIFT 18
  40#define AT91_MATRIX_ARBT_ROUND_ROBIN    (0 << 24)
  41#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
  42
  43#define AT91_MATRIX_M0PR_SHIFT          0
  44#define AT91_MATRIX_M1PR_SHIFT          4
  45#define AT91_MATRIX_M2PR_SHIFT          8
  46#define AT91_MATRIX_M3PR_SHIFT          12
  47#define AT91_MATRIX_M4PR_SHIFT          16
  48#define AT91_MATRIX_M5PR_SHIFT          20
  49
  50#define AT91_MATRIX_RCB0                (1 << 0)
  51#define AT91_MATRIX_RCB1                (1 << 1)
  52
  53#define AT91_MATRIX_CS1A_SDRAMC         (1 << 1)
  54#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
  55#define AT91_MATRIX_CS4A_SMC_CF1        (1 << 4)
  56#define AT91_MATRIX_CS5A_SMC_CF2        (1 << 5)
  57#define AT91_MATRIX_DBPUC               (1 << 8)
  58#define AT91_MATRIX_VDDIOMSEL_1_8V      (0 << 16)
  59#define AT91_MATRIX_VDDIOMSEL_3_3V      (1 << 16)
  60
  61#endif
  62