include/configs/at91sam9263ek.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2007-2008
   4  * Stelian Pop <stelian@popies.net>
   5  * Lead Tech Design <www.leadtechdesign.com>
   6  *
   7  * Configuation settings for the AT91SAM9263EK board.
   8  */
   9
  10 #ifndef __CONFIG_H
  11 #define __CONFIG_H
  12
  13 #include <linux/stringify.h>
  14
  15 /*
  16  * SoC must be defined first, before hardware.h is included.
  17  * In this case SoC is defined in boards.cfg.
  18  */
  19 #include <asm/hardware.h>
  20
  21 /* ARM asynchronous clock */
  22 #define CONFIG_SYS_AT91_MAIN_CLOCK      16367660 /* 16.367 MHz crystal */
  23 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768
  24
  25 /* SDRAM */
  26 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  27 #define CONFIG_SYS_SDRAM_SIZE           0x04000000
  28
  29 #define CONFIG_SYS_INIT_RAM_SIZE        (16 * 1024)
  30 #define CONFIG_SYS_INIT_RAM_ADDR        ATMEL_BASE_SRAM1
  31
  32 /* NOR flash, if populated */
  33 #ifdef CONFIG_SYS_USE_NORFLASH
  34 #define PHYS_FLASH_1                            0x10000000
  35 #define CONFIG_SYS_FLASH_BASE                   PHYS_FLASH_1
  36
  37 #define CONFIG_SYS_MONITOR_LEN  (256 << 10)
  38
  39 /* Address and size of Primary Environment Sector */
  40
  41 #define CONFIG_EXTRA_ENV_SETTINGS       \
  42         "monitor_base=" __stringify(CONFIG_SYS_MONITOR_BASE) "\0" \
  43         "update=" \
  44                 "protect off ${monitor_base} +${filesize};" \
  45                 "erase ${monitor_base} +${filesize};" \
  46                 "cp.b ${fileaddr} ${monitor_base} ${filesize};" \
  47                 "protect on ${monitor_base} +${filesize}\0"
  48
  49 #ifndef CONFIG_SKIP_LOWLEVEL_INIT
  50 #define MASTER_PLL_MUL          171
  51 #define MASTER_PLL_DIV          14
  52 #define MASTER_PLL_OUT          3
  53
  54 /* clocks */
  55 #define CONFIG_SYS_MOR_VAL                                              \
  56                 (AT91_PMC_MOR_MOSCEN | AT91_PMC_MOR_OSCOUNT(255))
  57 #define CONFIG_SYS_PLLAR_VAL                                    \
  58         (AT91_PMC_PLLAR_29 |                                    \
  59         AT91_PMC_PLLXR_OUT(MASTER_PLL_OUT) |                    \
  60         AT91_PMC_PLLXR_PLLCOUNT(63) |                           \
  61         AT91_PMC_PLLXR_MUL(MASTER_PLL_MUL - 1) |                \
  62         AT91_PMC_PLLXR_DIV(MASTER_PLL_DIV))
  63
  64 /* PCK/2 = MCK Master Clock from PLLA */
  65 #define CONFIG_SYS_MCKR1_VAL            \
  66         (AT91_PMC_MCKR_CSS_SLOW | AT91_PMC_MCKR_PRES_1 |        \
  67          AT91_PMC_MCKR_MDIV_2)
  68
  69 /* PCK/2 = MCK Master Clock from PLLA */
  70 #define CONFIG_SYS_MCKR2_VAL            \
  71         (AT91_PMC_MCKR_CSS_PLLA | AT91_PMC_MCKR_PRES_1 |        \
  72         AT91_PMC_MCKR_MDIV_2)
  73
  74 /* define PDC[31:16] as DATA[31:16] */
  75 #define CONFIG_SYS_PIOD_PDR_VAL1        0xFFFF0000
  76 /* no pull-up for D[31:16] */
  77 #define CONFIG_SYS_PIOD_PPUDR_VAL       0xFFFF0000
  78 /* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 3.3V memories */
  79 #define CONFIG_SYS_MATRIX_EBICSA_VAL                                    \
  80         (AT91_MATRIX_CSA_DBPUC | AT91_MATRIX_CSA_VDDIOMSEL_3_3V |       \
  81          AT91_MATRIX_CSA_EBI_CS1A)
  82
  83 /* SDRAM */
  84 /* SDRAMC_MR Mode register */
  85 #define CONFIG_SYS_SDRC_MR_VAL1         0
  86 /* SDRAMC_TR - Refresh Timer register */
  87 #define CONFIG_SYS_SDRC_TR_VAL1         0x13C
  88 /* SDRAMC_CR - Configuration register*/
  89 #define CONFIG_SYS_SDRC_CR_VAL                                                  \
  90                 (AT91_SDRAMC_NC_9 |                                             \
  91                  AT91_SDRAMC_NR_13 |                                            \
  92                  AT91_SDRAMC_NB_4 |                                             \
  93                  AT91_SDRAMC_CAS_3 |                                            \
  94                  AT91_SDRAMC_DBW_32 |                                           \
  95                  (1 <<  8) |            /* Write Recovery Delay */              \
  96                  (7 << 12) |            /* Row Cycle Delay */                   \
  97                  (2 << 16) |            /* Row Precharge Delay */               \
  98                  (2 << 20) |            /* Row to Column Delay */               \
  99                  (5 << 24) |            /* Active to Precharge Delay */         \
 100                  (1 << 28))             /* Exit Self Refresh to Active Delay */
 101
 102 /* Memory Device Register -> SDRAM */
 103 #define CONFIG_SYS_SDRC_MDR_VAL         AT91_SDRAMC_MD_SDRAM
 104 #define CONFIG_SYS_SDRC_MR_VAL2         AT91_SDRAMC_MODE_PRECHARGE
 105 #define CONFIG_SYS_SDRAM_VAL1           0               /* SDRAM_BASE */
 106 #define CONFIG_SYS_SDRC_MR_VAL3         AT91_SDRAMC_MODE_REFRESH
 107 #define CONFIG_SYS_SDRAM_VAL2           0               /* SDRAM_BASE */
 108 #define CONFIG_SYS_SDRAM_VAL3           0               /* SDRAM_BASE */
 109 #define CONFIG_SYS_SDRAM_VAL4           0               /* SDRAM_BASE */
 110 #define CONFIG_SYS_SDRAM_VAL5           0               /* SDRAM_BASE */
 111 #define CONFIG_SYS_SDRAM_VAL6           0               /* SDRAM_BASE */
 112 #define CONFIG_SYS_SDRAM_VAL7           0               /* SDRAM_BASE */
 113 #define CONFIG_SYS_SDRAM_VAL8           0               /* SDRAM_BASE */
 114 #define CONFIG_SYS_SDRAM_VAL9           0               /* SDRAM_BASE */
 115 #define CONFIG_SYS_SDRC_MR_VAL4         AT91_SDRAMC_MODE_LMR
 116 #define CONFIG_SYS_SDRAM_VAL10          0               /* SDRAM_BASE */
 117 #define CONFIG_SYS_SDRC_MR_VAL5         AT91_SDRAMC_MODE_NORMAL
 118 #define CONFIG_SYS_SDRAM_VAL11          0               /* SDRAM_BASE */
 119 #define CONFIG_SYS_SDRC_TR_VAL2         1200            /* SDRAM_TR */
 120 #define CONFIG_SYS_SDRAM_VAL12          0               /* SDRAM_BASE */
 121
 122 /* setup SMC0, CS0 (NOR Flash) - 16-bit, 15 WS */
 123 #define CONFIG_SYS_SMC0_SETUP0_VAL                              \
 124         (AT91_SMC_SETUP_NWE(10) | AT91_SMC_SETUP_NCS_WR(10) |   \
 125          AT91_SMC_SETUP_NRD(10) | AT91_SMC_SETUP_NCS_RD(10))
 126 #define CONFIG_SYS_SMC0_PULSE0_VAL                              \
 127         (AT91_SMC_PULSE_NWE(11) | AT91_SMC_PULSE_NCS_WR(11) |   \
 128          AT91_SMC_PULSE_NRD(11) | AT91_SMC_PULSE_NCS_RD(11))
 129 #define CONFIG_SYS_SMC0_CYCLE0_VAL      \
 130         (AT91_SMC_CYCLE_NWE(22) | AT91_SMC_CYCLE_NRD(22))
 131 #define CONFIG_SYS_SMC0_MODE0_VAL                               \
 132         (AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |          \
 133          AT91_SMC_MODE_DBW_16 |                                 \
 134          AT91_SMC_MODE_TDF | AT91_SMC_MODE_TDF_CYCLE(6))
 135
 136 /* user reset enable */
 137 #define CONFIG_SYS_RSTC_RMR_VAL                 \
 138                 (AT91_RSTC_KEY |                \
 139                 AT91_RSTC_MR_URSTEN |           \
 140                 AT91_RSTC_MR_ERSTL(15))
 141
 142 /* Disable Watchdog */
 143 #define CONFIG_SYS_WDTC_WDMR_VAL                                \
 144                 (AT91_WDT_MR_WDIDLEHLT | AT91_WDT_MR_WDDBGHLT | \
 145                  AT91_WDT_MR_WDV(0xfff) |                       \
 146                  AT91_WDT_MR_WDDIS |                            \
 147                  AT91_WDT_MR_WDD(0xfff))
 148
 149 #endif
 150 #include <linux/stringify.h>
 151 #endif
 152
 153 /* NAND flash */
 154 #ifdef CONFIG_CMD_NAND
 155 #define CONFIG_SYS_NAND_BASE                    ATMEL_BASE_CS3
 156 #define CONFIG_SYS_NAND_DBW_8                   1
 157 /* our ALE is AD21 */
 158 #define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
 159 /* our CLE is AD22 */
 160 #define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
 161 #define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PD15
 162 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PA22
 163 #endif
 164
 165 /* USB */
 166 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00a00000      /* AT91SAM9263_UHP_BASE */
 167
 168 #endif