1 /* 2 * Copyright (C) 2013 Gumstix, Inc. - http://www.gumstix.com/ 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef __CONFIG_PEPPER_H 8 #define __CONFIG_PEPPER_H 9 10 #define CONFIG_MMC 11 #include <configs/ti_am335x_common.h> 12 13 #undef CONFIG_BOARD_LATE_INIT 14 #undef CONFIG_SPL_OS_BOOT 15 16 /* Clock defines */ 17 #define V_OSCK 24000000 /* Clock output from T2 */ 18 #define V_SCLK (V_OSCK) 19 20 #undef CONFIG_SYS_PROMPT 21 #define CONFIG_SYS_PROMPT "pepper# " 22 23 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 24 25 /* Mach type */ 26 #define MACH_TYPE_PEPPER 4207 /* Until the next sync */ 27 #define CONFIG_MACH_TYPE MACH_TYPE_PEPPER 28 29 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 30 #define CONFIG_ENV_IS_NOWHERE 31 /* Display cpuinfo */ 32 #define CONFIG_DISPLAY_CPUINFO 33 34 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 35 #define CONFIG_EXTRA_ENV_SETTINGS \ 36 DEFAULT_LINUX_BOOT_ENV \ 37 "bootdir=/boot\0" \ 38 "bootfile=zImage\0" \ 39 "fdtfile=am335x-pepper.dtb\0" \ 40 "console=ttyO0,115200n8\0" \ 41 "optargs=\0" \ 42 "mmcdev=0\0" \ 43 "mmcroot=/dev/mmcblk0p2 rw\0" \ 44 "mmcrootfstype=ext4 rootwait\0" \ 45 "mmcargs=setenv bootargs console=${console} " \ 46 "${optargs} " \ 47 "root=${mmcroot} " \ 48 "rootfstype=${mmcrootfstype}\0" \ 49 "bootenv=uEnv.txt\0" \ 50 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 51 "importbootenv=echo Importing environment from mmc ...; " \ 52 "env import -t ${loadaddr} ${filesize}\0" \ 53 "mmcload=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}; " \ 54 "load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 55 "loaduimage=fatload mmc ${mmcdev}:1 ${loadaddr} uImage\0" \ 56 "uimageboot=echo Booting from mmc${mmcdev} ...; " \ 57 "run mmcargs; " \ 58 "bootm ${loadaddr}\0" \ 59 "mmcboot=echo Booting from mmc ...; " \ 60 "run mmcargs; " \ 61 "bootz ${loadaddr} - ${fdtaddr}\0" \ 62 "ubiboot=echo Booting from nand (ubifs) ...; " \ 63 "run ubiargs; run ubiload; " \ 64 "bootz ${loadaddr} - ${fdtaddr}\0" \ 65 66 #define CONFIG_BOOTCOMMAND \ 67 "mmc dev ${mmcdev}; if mmc rescan; then " \ 68 "echo SD/MMC found on device ${mmcdev};" \ 69 "if run loadbootenv; then " \ 70 "echo Loaded environment from ${bootenv};" \ 71 "run importbootenv;" \ 72 "fi;" \ 73 "if test -n $uenvcmd; then " \ 74 "echo Running uenvcmd ...;" \ 75 "run uenvcmd;" \ 76 "fi;" \ 77 "if run mmcload; then " \ 78 "run mmcboot;" \ 79 "fi;" \ 80 "if run loaduimage; then " \ 81 "run uimageboot;" \ 82 "fi;" \ 83 "fi;" \ 84 85 /* Serial console configuration */ 86 #define CONFIG_CONS_INDEX 1 /* UART0 */ 87 #define CONFIG_SERIAL1 1 88 #define CONFIG_SYS_NS16550_COM1 0x44e09000 89 90 /* Ethernet support */ 91 #define CONFIG_PHY_GIGE 92 #define CONFIG_PHYLIB 93 #define CONFIG_PHY_ADDR 0 94 #define CONFIG_PHY_MICREL 95 #define CONFIG_PHY_MICREL_KSZ9021 96 #define CONFIG_PHY_RESET_DELAY 1000 97 98 /* SPL */ 99 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 100 101 #endif /* __CONFIG_PEPPER_H */ 102