1 /* 2 * Copyright (C) 2014 O.S. Systems Software LTDA. 3 * Copyright (C) 2014 Kynetics LLC. 4 * Copyright (C) 2014 Revolution Robotics, Inc. 5 * 6 * Author: Otavio Salvador <otavio@ossystems.com.br> 7 * 8 * Configuration settings for the WaRP Board 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_H 14 #define __CONFIG_H 15 16 #include "mx6_common.h" 17 18 /* Size of malloc() pool */ 19 #define CONFIG_SYS_MALLOC_LEN (35 * SZ_1M) /* Increase due to DFU */ 20 21 #define CONFIG_MXC_UART 22 #define CONFIG_MXC_UART_BASE UART1_IPS_BASE_ADDR 23 24 /* MMC Configs */ 25 #define CONFIG_SYS_FSL_ESDHC_ADDR USDHC2_BASE_ADDR 26 #define CONFIG_SYS_FSL_ESDHC_FORCE_VSELECT 27 #define CONFIG_SYS_FSL_ESDHC_HAS_DDR_MODE 28 #define CONFIG_SUPPORT_EMMC_BOOT 29 30 /* Watchdog */ 31 #define CONFIG_HW_WATCHDOG 32 #define CONFIG_IMX_WATCHDOG 33 #define CONFIG_WATCHDOG_TIMEOUT_MSECS 30000 /* 30s */ 34 35 #define CONFIG_SYS_MEMTEST_START 0x80000000 36 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + SZ_256M) 37 38 #define CONFIG_STACKSIZE SZ_128K 39 40 /* Physical Memory Map */ 41 #define CONFIG_NR_DRAM_BANKS 1 42 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 43 44 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 45 #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 46 #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE 47 48 #define CONFIG_SYS_INIT_SP_OFFSET \ 49 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 50 #define CONFIG_SYS_INIT_SP_ADDR \ 51 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 52 53 #define CONFIG_ENV_OFFSET (6 * SZ_64K) 54 #define CONFIG_ENV_SIZE SZ_8K 55 #define CONFIG_ENV_IS_IN_MMC 56 #define CONFIG_SYS_MMC_ENV_DEV 0 57 58 /* VDD voltage 1.65 - 1.95 */ 59 #define CONFIG_SYS_SD_VOLTAGE 0x00000080 60 61 /* USB Configs */ 62 #ifdef CONFIG_CMD_USB 63 #define CONFIG_USB_EHCI 64 #define CONFIG_USB_EHCI_MX6 65 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET 66 #define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW) 67 #define CONFIG_MXC_USB_FLAGS 0 68 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 /* Only OTG2 port enabled */ 69 #endif 70 71 #define CONFIG_USBD_HS 72 73 #define CONFIG_USB_FUNCTION_MASS_STORAGE 74 75 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_16M 76 #define DFU_DEFAULT_POLL_TIMEOUT 300 77 78 /* I2C Configs */ 79 #define CONFIG_SYS_I2C 80 #define CONFIG_SYS_I2C_MXC 81 #define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */ 82 #define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */ 83 #define CONFIG_SYS_I2C_SPEED 100000 84 85 /* PMIC */ 86 #define CONFIG_POWER 87 #define CONFIG_POWER_I2C 88 #define CONFIG_POWER_MAX77696 89 90 #define CONFIG_EXTRA_ENV_SETTINGS \ 91 "script=boot.scr\0" \ 92 "image=zImage\0" \ 93 "console=ttymxc0\0" \ 94 "fdt_high=0xffffffff\0" \ 95 "initrd_high=0xffffffff\0" \ 96 "fdt_file=imx6sl-warp.dtb\0" \ 97 "fdt_addr=0x88000000\0" \ 98 "initrd_addr=0x83800000\0" \ 99 "boot_fdt=try\0" \ 100 "ip_dyn=yes\0" \ 101 "mmcdev=0\0" \ 102 "mmcpart=1\0" \ 103 "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \ 104 "dfu_alt_info=boot raw 0x2 0x400 mmcpart 1\0" \ 105 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 106 "root=${mmcroot}\0" \ 107 "loadbootscript=" \ 108 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 109 "bootscript=echo Running bootscript from mmc ...; " \ 110 "source\0" \ 111 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 112 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 113 "mmcboot=echo Booting from mmc ...; " \ 114 "run mmcargs; " \ 115 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 116 "if run loadfdt; then " \ 117 "bootz ${loadaddr} - ${fdt_addr}; " \ 118 "else " \ 119 "if test ${boot_fdt} = try; then " \ 120 "bootz; " \ 121 "else " \ 122 "echo WARN: Cannot load the DT; " \ 123 "fi; " \ 124 "fi; " \ 125 "else " \ 126 "bootz; " \ 127 "fi;\0" \ 128 "netargs=setenv bootargs console=${console},${baudrate} " \ 129 "root=/dev/nfs " \ 130 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 131 "netboot=echo Booting from net ...; " \ 132 "run netargs; " \ 133 "if test ${ip_dyn} = yes; then " \ 134 "setenv get_cmd dhcp; " \ 135 "else " \ 136 "setenv get_cmd tftp; " \ 137 "fi; " \ 138 "${get_cmd} ${image}; " \ 139 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 140 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 141 "bootz ${loadaddr} - ${fdt_addr}; " \ 142 "else " \ 143 "if test ${boot_fdt} = try; then " \ 144 "bootz; " \ 145 "else " \ 146 "echo WARN: Cannot load the DT; " \ 147 "fi; " \ 148 "fi; " \ 149 "else " \ 150 "bootz; " \ 151 "fi;\0" 152 153 #define CONFIG_BOOTCOMMAND \ 154 "mmc dev ${mmcdev};" \ 155 "mmc dev ${mmcdev}; if mmc rescan; then " \ 156 "if run loadbootscript; then " \ 157 "run bootscript; " \ 158 "else " \ 159 "if run loadimage; then " \ 160 "run mmcboot; " \ 161 "else run netboot; " \ 162 "fi; " \ 163 "fi; " \ 164 "else run netboot; fi" 165 166 #endif /* __CONFIG_H */ 167