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_HAS_DDR_MODE 27 #define CONFIG_SUPPORT_EMMC_BOOT 28 29 /* Watchdog */ 30 #define CONFIG_HW_WATCHDOG 31 #define CONFIG_IMX_WATCHDOG 32 #define CONFIG_WATCHDOG_TIMEOUT_MSECS 30000 /* 30s */ 33 34 #define CONFIG_SYS_MEMTEST_START 0x80000000 35 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + SZ_256M) 36 37 /* Physical Memory Map */ 38 #define CONFIG_NR_DRAM_BANKS 1 39 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 40 41 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 42 #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 43 #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE 44 45 #define CONFIG_SYS_INIT_SP_OFFSET \ 46 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 47 #define CONFIG_SYS_INIT_SP_ADDR \ 48 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 49 50 #define CONFIG_ENV_OFFSET (6 * SZ_64K) 51 #define CONFIG_ENV_SIZE SZ_8K 52 #define CONFIG_SYS_MMC_ENV_DEV 0 53 54 /* VDD voltage 1.65 - 1.95 */ 55 #define CONFIG_SYS_SD_VOLTAGE 0x00000080 56 57 /* USB Configs */ 58 #ifdef CONFIG_CMD_USB 59 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET 60 #define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW) 61 #define CONFIG_MXC_USB_FLAGS 0 62 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 /* Only OTG2 port enabled */ 63 #endif 64 65 #define CONFIG_USBD_HS 66 67 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_16M 68 #define DFU_DEFAULT_POLL_TIMEOUT 300 69 70 /* I2C Configs */ 71 #define CONFIG_SYS_I2C 72 #define CONFIG_SYS_I2C_MXC 73 #define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */ 74 #define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */ 75 #define CONFIG_SYS_I2C_SPEED 100000 76 77 /* PMIC */ 78 #define CONFIG_POWER 79 #define CONFIG_POWER_I2C 80 #define CONFIG_POWER_MAX77696 81 82 #define CONFIG_EXTRA_ENV_SETTINGS \ 83 "script=boot.scr\0" \ 84 "image=zImage\0" \ 85 "console=ttymxc0\0" \ 86 "fdt_high=0xffffffff\0" \ 87 "initrd_high=0xffffffff\0" \ 88 "fdt_file=imx6sl-warp.dtb\0" \ 89 "fdt_addr=0x88000000\0" \ 90 "initrd_addr=0x83800000\0" \ 91 "boot_fdt=try\0" \ 92 "ip_dyn=yes\0" \ 93 "mmcdev=0\0" \ 94 "mmcpart=1\0" \ 95 "finduuid=part uuid mmc 0:2 uuid\0" \ 96 "dfu_alt_info=boot raw 0x2 0x400 mmcpart 1\0" \ 97 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 98 "root=PARTUUID=${uuid} rootwait rw\0" \ 99 "loadbootscript=" \ 100 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 101 "bootscript=echo Running bootscript from mmc ...; " \ 102 "source\0" \ 103 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 104 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 105 "mmcboot=echo Booting from mmc ...; " \ 106 "run finduuid; " \ 107 "run mmcargs; " \ 108 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 109 "if run loadfdt; then " \ 110 "bootz ${loadaddr} - ${fdt_addr}; " \ 111 "else " \ 112 "if test ${boot_fdt} = try; then " \ 113 "bootz; " \ 114 "else " \ 115 "echo WARN: Cannot load the DT; " \ 116 "fi; " \ 117 "fi; " \ 118 "else " \ 119 "bootz; " \ 120 "fi;\0" \ 121 "netargs=setenv bootargs console=${console},${baudrate} " \ 122 "root=/dev/nfs " \ 123 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 124 "netboot=echo Booting from net ...; " \ 125 "run netargs; " \ 126 "if test ${ip_dyn} = yes; then " \ 127 "setenv get_cmd dhcp; " \ 128 "else " \ 129 "setenv get_cmd tftp; " \ 130 "fi; " \ 131 "${get_cmd} ${image}; " \ 132 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 133 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 134 "bootz ${loadaddr} - ${fdt_addr}; " \ 135 "else " \ 136 "if test ${boot_fdt} = try; then " \ 137 "bootz; " \ 138 "else " \ 139 "echo WARN: Cannot load the DT; " \ 140 "fi; " \ 141 "fi; " \ 142 "else " \ 143 "bootz; " \ 144 "fi;\0" 145 146 #define CONFIG_BOOTCOMMAND \ 147 "mmc dev ${mmcdev};" \ 148 "mmc dev ${mmcdev}; if mmc rescan; then " \ 149 "if run loadbootscript; then " \ 150 "run bootscript; " \ 151 "else " \ 152 "if run loadimage; then " \ 153 "run mmcboot; " \ 154 "else run netboot; " \ 155 "fi; " \ 156 "fi; " \ 157 "else run netboot; fi" 158 159 #endif /* __CONFIG_H */ 160