include/configs/dart_6ul.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Board configuration file for Variscite DART-6UL Evaluation Kit
   4  * Copyright (C) 2019 Parthiban Nallathambi <parthitce@gmail.com>
   5  */
   6 #ifndef __DART_6UL_H
   7 #define __DART_6UL_H
   8
   9 #include <linux/sizes.h>
  10 #include <linux/stringify.h>
  11 #include "mx6_common.h"
  12
  13 /* SPL options */
  14 #include "imx6_spl.h"
  15
  16 /* NAND pin conflicts with usdhc2 */
  17 #ifdef CONFIG_CMD_NAND
  18 #define CONFIG_SYS_FSL_USDHC_NUM        1
  19 #else
  20 #define CONFIG_SYS_FSL_USDHC_NUM        2
  21 #endif
  22
  23 #ifdef CONFIG_CMD_NET
  24 #define CONFIG_FEC_ENET_DEV             0
  25 #if (CONFIG_FEC_ENET_DEV == 0)
  26 #define CONFIG_ETHPRIME                 "eth0"
  27 #elif (CONFIG_FEC_ENET_DEV == 1)
  28 #define CONFIG_ETHPRIME                 "eth1"
  29 #endif
  30 #endif
  31
  32 /* Size of malloc() pool */
  33 #define CONFIG_SYS_MALLOC_LEN           (16 * SZ_1M)
  34
  35 /* Environment settings */
  36
  37 /* Environment in SD */
  38 #define MMC_ROOTFS_DEV                  0
  39 #define MMC_ROOTFS_PART                 2
  40
  41 /* Console configs */
  42 #define CONFIG_MXC_UART_BASE            UART1_BASE
  43
  44 /* MMC Configs */
  45
  46 #define CONFIG_SYS_FSL_ESDHC_ADDR       USDHC2_BASE_ADDR
  47 #define CONFIG_SUPPORT_EMMC_BOOT
  48
  49 /* I2C configs */
  50 #ifdef CONFIG_CMD_I2C
  51 #define CONFIG_SYS_I2C_MXC_I2C1         /* enable I2C bus 1 */
  52 #define CONFIG_SYS_I2C_MXC_I2C2         /* enable I2C bus 2 */
  53 #define CONFIG_SYS_I2C_SPEED            100000
  54 #endif
  55
  56 /* Miscellaneous configurable options */
  57
  58 #define CONFIG_SYS_LOAD_ADDR            CONFIG_LOADADDR
  59 #define CONFIG_SYS_HZ                   1000
  60
  61 /* Physical Memory Map */
  62 #define PHYS_SDRAM                      MMDC0_ARB_BASE_ADDR
  63 #define PHYS_SDRAM_SIZE                 SZ_512M
  64
  65 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
  66 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
  67 #define CONFIG_SYS_INIT_RAM_SIZE        IRAM_SIZE
  68
  69 #define CONFIG_SYS_INIT_SP_OFFSET \
  70         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  71 #define CONFIG_SYS_INIT_SP_ADDR \
  72         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  73
  74 /* USB Configs */
  75 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET
  76 #define CONFIG_MXC_USB_PORTSC           (PORT_PTS_UTMI | PORT_PTS_PTW)
  77 #define CONFIG_MXC_USB_FLAGS            0
  78 #define CONFIG_USB_MAX_CONTROLLER_COUNT 2
  79
  80 #define ENV_MMC \
  81         "mmcdev=" __stringify(MMC_ROOTFS_DEV) "\0" \
  82         "mmcpart=" __stringify(MMC_ROOTFS_PART) "\0" \
  83         "fitpart=1\0" \
  84         "bootdelay=3\0" \
  85         "silent=1\0" \
  86         "optargs=rw rootwait\0" \
  87         "mmcautodetect=yes\0" \
  88         "mmcrootfstype=ext4\0" \
  89         "mmcfit_name=fitImage\0" \
  90         "mmcloadfit=fatload mmc ${mmcdev}:${fitpart} ${fit_addr} " \
  91                     "${mmcfit_name}\0" \
  92         "mmcargs=setenv bootargs " \
  93                 "root=/dev/mmcblk${mmcdev}p${mmcpart} ${optargs} " \
  94                 "console=${console} rootfstype=${mmcrootfstype}\0" \
  95         "mmc_mmc_fit=run mmcloadfit;run mmcargs addcon; bootm ${fit_addr}\0" \
  96
  97 /* Default environment */
  98 #define CONFIG_EXTRA_ENV_SETTINGS \
  99         "fdt_high=0xffffffff\0" \
 100         "console=ttymxc0,115200n8\0" \
 101         "addcon=setenv bootargs ${bootargs} console=${console},${baudrate}\0" \
 102         "fit_addr=0x82000000\0" \
 103         ENV_MMC
 104
 105 #define CONFIG_BOOTCOMMAND              "run mmc_mmc_fit"
 106
 107 #define BOOT_TARGET_DEVICES(func) \
 108         func(MMC, mmc, 0) \
 109         func(MMC, mmc, 1) \
 110         func(DHCP, dhcp, na)
 111
 112 #include <config_distro_bootcmd.h>
 113 #endif /* __DART_6UL_H */