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 #include <configs/ti_am335x_common.h> 11 12 /* Clock defines */ 13 #define V_OSCK 24000000 /* Clock output from T2 */ 14 #define V_SCLK (V_OSCK) 15 16 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 17 18 /* Mach type */ 19 #define CONFIG_MACH_TYPE MACH_TYPE_PEPPER 20 21 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 22 #define CONFIG_ENV_IS_NOWHERE 23 24 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 25 #define CONFIG_EXTRA_ENV_SETTINGS \ 26 DEFAULT_LINUX_BOOT_ENV \ 27 "bootdir=/boot\0" \ 28 "bootfile=zImage\0" \ 29 "fdtfile=am335x-pepper.dtb\0" \ 30 "console=ttyO0,115200n8\0" \ 31 "optargs=\0" \ 32 "mmcdev=0\0" \ 33 "mmcroot=/dev/mmcblk0p2 rw\0" \ 34 "mmcrootfstype=ext4 rootwait\0" \ 35 "mmcargs=setenv bootargs console=${console} " \ 36 "${optargs} " \ 37 "root=${mmcroot} " \ 38 "rootfstype=${mmcrootfstype}\0" \ 39 "bootenv=uEnv.txt\0" \ 40 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 41 "importbootenv=echo Importing environment from mmc ...; " \ 42 "env import -t ${loadaddr} ${filesize}\0" \ 43 "mmcload=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}; " \ 44 "load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 45 "loaduimage=fatload mmc ${mmcdev}:1 ${loadaddr} uImage\0" \ 46 "uimageboot=echo Booting from mmc${mmcdev} ...; " \ 47 "run mmcargs; " \ 48 "bootm ${loadaddr}\0" \ 49 "mmcboot=echo Booting from mmc ...; " \ 50 "run mmcargs; " \ 51 "bootz ${loadaddr} - ${fdtaddr}\0" \ 52 "ubiboot=echo Booting from nand (ubifs) ...; " \ 53 "run ubiargs; run ubiload; " \ 54 "bootz ${loadaddr} - ${fdtaddr}\0" \ 55 56 #define CONFIG_BOOTCOMMAND \ 57 "mmc dev ${mmcdev}; if mmc rescan; then " \ 58 "echo SD/MMC found on device ${mmcdev};" \ 59 "if run loadbootenv; then " \ 60 "echo Loaded environment from ${bootenv};" \ 61 "run importbootenv;" \ 62 "fi;" \ 63 "if test -n $uenvcmd; then " \ 64 "echo Running uenvcmd ...;" \ 65 "run uenvcmd;" \ 66 "fi;" \ 67 "if run mmcload; then " \ 68 "run mmcboot;" \ 69 "fi;" \ 70 "if run loaduimage; then " \ 71 "run uimageboot;" \ 72 "fi;" \ 73 "fi;" \ 74 75 /* Serial console configuration */ 76 #define CONFIG_CONS_INDEX 1 /* UART0 */ 77 #define CONFIG_SERIAL1 1 78 #define CONFIG_SYS_NS16550_COM1 0x44e09000 79 80 /* Ethernet support */ 81 #define CONFIG_PHY_GIGE 82 #define CONFIG_PHYLIB 83 #define CONFIG_PHY_ADDR 0 84 #define CONFIG_PHY_MICREL 85 #define CONFIG_PHY_MICREL_KSZ9021 86 #define CONFIG_PHY_RESET_DELAY 1000 87 88 /* SPL */ 89 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 90 91 #endif /* __CONFIG_PEPPER_H */ 92