include/configs/pr1.h

   1 /*
   2  * U-Boot - Configuration file for PR1 Appliance
   3  *
   4  * based on bf537-stamp.h
   5  * Copyright (c) Switchfin Org. <dpn@switchfin.org>
   6  */
   7
   8 #ifndef __CONFIG_PR1_H__
   9 #define __CONFIG_PR1_H__
  10
  11 #include <asm/config-pre.h>
  12
  13 /*
  14  * Processor Settings
  15  */
  16 #define CONFIG_BFIN_CPU             bf537-0.3
  17 #define CONFIG_BFIN_BOOT_MODE       BFIN_BOOT_SPI_MASTER
  18
  19 /*
  20  * Clock Settings
  21  *      CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
  22  *      SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
  23  */
  24 /* CONFIG_CLKIN_HZ is any value in Hz                                   */
  25 #define CONFIG_CLKIN_HZ                 25000000
  26 /* CLKIN_HALF controls the DF bit in PLL_CTL      0 = CLKIN             */
  27 /*                                                1 = CLKIN / 2         */
  28 #define CONFIG_CLKIN_HALF               0
  29 /* PLL_BYPASS controls the BYPASS bit in PLL_CTL  0 = do not bypass     */
  30 /*                                                1 = bypass PLL        */
  31 #define CONFIG_PLL_BYPASS               0
  32 /* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL              */
  33 /* Values can range from 0-63 (where 0 means 64)                        */
  34 #define CONFIG_VCO_MULT                 24
  35 /* CCLK_DIV controls the core clock divider                             */
  36 /* Values can be 1, 2, 4, or 8 ONLY                                     */
  37 #define CONFIG_CCLK_DIV                 1
  38 /* SCLK_DIV controls the system clock divider                           */
  39 /* Values can range from 1-15                                           */
  40 #define CONFIG_SCLK_DIV                 5
  41
  42 /*
  43  * Memory Settings
  44  */
  45 #define CONFIG_MEM_ADD_WDTH     11
  46 #define CONFIG_MEM_SIZE         128
  47
  48 #define CONFIG_EBIU_SDRRC_VAL   0x306
  49 #define CONFIG_EBIU_SDGCTL_VAL  0x8091998d
  50
  51 #define CONFIG_EBIU_AMGCTL_VAL  0xFF
  52 #define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0
  53 #define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
  54
  55 #define CONFIG_SYS_MONITOR_LEN          (512 * 1024)
  56 #define CONFIG_SYS_MALLOC_LEN           (384 * 1024)
  57
  58 /*
  59  * Network Settings
  60  */
  61 #ifndef __ADSPBF534__
  62 #define ADI_CMDS_NETWORK        1
  63 #define CONFIG_BFIN_MAC
  64 #define CONFIG_NETCONSOLE
  65 #endif
  66 #define CONFIG_HOSTNAME         pr1
  67 #define CONFIG_TFTP_BLOCKSIZE   4404
  68
  69 /*
  70  * SPI Settings
  71  */
  72 #define CONFIG_BFIN_SPI
  73 #define CONFIG_ENV_SPI_MAX_HZ   30000000
  74 #define CONFIG_SF_DEFAULT_SPEED 30000000
  75
  76 /*
  77  * Env Storage Settings
  78  */
  79 #define CONFIG_ENV_IS_IN_SPI_FLASH
  80 #define CONFIG_ENV_OFFSET       0x10000
  81 #define CONFIG_ENV_SIZE         0x2000
  82 #define CONFIG_ENV_SECT_SIZE    0x10000
  83 #define CONFIG_ENV_IS_EMBEDDED_IN_LDR
  84
  85 /*
  86  * I2C Settings
  87  */
  88 #define CONFIG_SYS_I2C
  89 #define CONFIG_SYS_I2C_ADI
  90
  91 /*
  92  * NAND Settings
  93  */
  94 #define CONFIG_NAND_PLAT
  95 #define CONFIG_SYS_NAND_BASE            0x20000000
  96 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  97
  98 #define BFIN_NAND_CLE(chip) ((unsigned long)(chip)->IO_ADDR_W | (1 << 2))
  99 #define BFIN_NAND_ALE(chip) ((unsigned long)(chip)->IO_ADDR_W | (1 << 1))
 100 #define BFIN_NAND_WRITE(addr, cmd) \
 101         do { \
 102                 bfin_write8(addr, cmd); \
 103                 SSYNC(); \
 104         } while (0)
 105
 106 #define NAND_PLAT_WRITE_CMD(chip, cmd) BFIN_NAND_WRITE(BFIN_NAND_CLE(chip), cmd)
 107 #define NAND_PLAT_WRITE_ADR(chip, cmd) BFIN_NAND_WRITE(BFIN_NAND_ALE(chip), cmd)
 108 #define NAND_PLAT_GPIO_DEV_READY       GPIO_PF9
 109
 110 /*
 111  * Misc Settings
 112  */
 113 #define CONFIG_RTC_BFIN
 114 #define CONFIG_UART_CONSOLE     0
 115 #define CONFIG_BOOTCOMMAND      "run nandboot"
 116 #define CONFIG_LOADADDR         0x2000000
 117
 118 /*
 119  * Pull in common ADI header for remaining command/environment setup
 120  */
 121 #include <configs/bfin_adi_common.h>
 122
 123 /*
 124  * Overwrite some settings defined in bfin_adi_common.h
 125  */
 126 #undef NAND_ENV_SETTINGS
 127 #define NAND_ENV_SETTINGS \
 128         "nandargs=set bootargs " CONFIG_BOOTARGS "\0" \
 129         "nandboot=" \
 130                 "nand read $(loadaddr) 0x0 0x900000;" \
 131                 "run nandargs;" \
 132                 "bootm" \
 133                 "\0"
 134
 135 #endif