include/configs/snapper9260.h

   1 /*
   2  * Bluewater Systems Snapper 9260 and 9G20 modules
   3  *
   4  * (C) Copyright 2011 Bluewater Systems
   5  *   Author: Andre Renaud <andre@bluewatersys.com>
   6  *   Author: Ryan Mallon <ryan@bluewatersys.com>
   7  *
   8  * SPDX-License-Identifier:     GPL-2.0+
   9  */
  10
  11 #ifndef __CONFIG_H
  12 #define __CONFIG_H
  13
  14 /* SoC type is defined in boards.cfg */
  15 #include <asm/hardware.h>
  16 #include <linux/sizes.h>
  17
  18 /* ARM asynchronous clock */
  19 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000 /* External Crystal, in Hz */
  20 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768
  21
  22 /* CPU */
  23 #define CONFIG_ARCH_CPU_INIT
  24
  25 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs      */
  26 #define CONFIG_SETUP_MEMORY_TAGS
  27 #define CONFIG_INITRD_TAG
  28 #define CONFIG_SKIP_LOWLEVEL_INIT
  29
  30 /* SDRAM */
  31 #define CONFIG_NR_DRAM_BANKS            1
  32 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  33 #define CONFIG_SYS_SDRAM_SIZE           (64 * 1024 * 1024) /* 64MB */
  34 #define CONFIG_SYS_INIT_SP_ADDR         (ATMEL_BASE_SRAM1 + 0x1000 - \
  35                                          GENERATED_GBL_DATA_SIZE)
  36
  37 /* Mem test settings */
  38 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
  39 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_SDRAM_BASE + (1024 * 1024))
  40
  41 /* NAND Flash */
  42 #define CONFIG_NAND_ATMEL
  43 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  44 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
  45 #define CONFIG_SYS_NAND_DBW_8
  46 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21) /* AD21 */
  47 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22) /* AD22 */
  48 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
  49 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
  50
  51 /* Ethernet */
  52 #define CONFIG_MACB
  53 #define CONFIG_RMII
  54 #define CONFIG_NET_RETRY_COUNT          20
  55 #define CONFIG_RESET_PHY_R
  56 #define CONFIG_AT91_WANTS_COMMON_PHY
  57 #define CONFIG_TFTP_PORT
  58 #define CONFIG_TFTP_TSIZE
  59
  60 /* USB */
  61 #define CONFIG_USB_ATMEL
  62 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
  63 #define CONFIG_USB_OHCI_NEW
  64 #define CONFIG_SYS_USB_OHCI_CPU_INIT
  65 #define CONFIG_SYS_USB_OHCI_REGS_BASE   ATMEL_UHP_BASE
  66 #define CONFIG_SYS_USB_OHCI_SLOT_NAME   "at91sam9260"
  67 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
  68
  69 /* GPIOs and IO expander */
  70 #define CONFIG_ATMEL_LEGACY
  71 #define CONFIG_AT91_GPIO
  72 #define CONFIG_AT91_GPIO_PULLUP         1
  73 #define CONFIG_PCA953X
  74 #define CONFIG_SYS_I2C_PCA953X_ADDR     0x28
  75 #define CONFIG_SYS_I2C_PCA953X_WIDTH    { {0x28, 16} }
  76
  77 /* UARTs/Serial console */
  78 #define CONFIG_ATMEL_USART
  79 #ifndef CONFIG_DM_SERIAL
  80 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
  81 #define CONFIG_USART_ID                 ATMEL_ID_SYS
  82 #endif
  83
  84 /* I2C - Bit-bashed */
  85 #define CONFIG_SYS_I2C
  86 #define CONFIG_SYS_I2C_SOFT             /* I2C bit-banged */
  87 #define CONFIG_SYS_I2C_SOFT_SPEED       100000
  88 #define CONFIG_SYS_I2C_SOFT_SLAVE       0x7F
  89 #define CONFIG_SOFT_I2C_READ_REPEATED_START
  90 #define I2C_INIT do {                                                   \
  91                 at91_set_gpio_output(AT91_PIN_PA23, 1);                 \
  92                 at91_set_gpio_output(AT91_PIN_PA24, 1);                 \
  93                 at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1);        \
  94                 at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1);        \
  95         } while (0)
  96 #define I2C_SOFT_DECLARATIONS
  97 #define I2C_ACTIVE
  98 #define I2C_TRISTATE    at91_set_gpio_input(AT91_PIN_PA23, 1);
  99 #define I2C_READ        at91_get_gpio_value(AT91_PIN_PA23);
 100 #define I2C_SDA(bit) do {                                               \
 101                 if (bit) {                                              \
 102                         at91_set_gpio_input(AT91_PIN_PA23, 1);          \
 103                 } else {                                                \
 104                         at91_set_gpio_output(AT91_PIN_PA23, 1);         \
 105                         at91_set_gpio_value(AT91_PIN_PA23, bit);        \
 106                 }                                                       \
 107         } while (0)
 108 #define I2C_SCL(bit)    at91_set_pio_value(AT91_PIO_PORTA, 24, bit)
 109 #define I2C_DELAY       udelay(2)
 110
 111 /* Boot options */
 112 #define CONFIG_SYS_LOAD_ADDR            0x23000000
 113
 114 #define CONFIG_BOOTP_BOOTFILESIZE
 115 #define CONFIG_BOOTP_BOOTPATH
 116 #define CONFIG_BOOTP_GATEWAY
 117 #define CONFIG_BOOTP_HOSTNAME
 118
 119 /* Environment settings */
 120 #define CONFIG_ENV_OFFSET               (512 << 10)
 121 #define CONFIG_ENV_SIZE                 (256 << 10)
 122 #define CONFIG_ENV_OVERWRITE
 123
 124 /* Console settings */
 125 #define CONFIG_SYS_LONGHELP
 126 #define CONFIG_CMDLINE_EDITING
 127 #define CONFIG_AUTO_COMPLETE
 128
 129 /* U-Boot memory settings */
 130 #define CONFIG_SYS_MALLOC_LEN           (1 << 20)
 131
 132 #endif /* __CONFIG_H */