1 /* 2 * (C) Copyright 2016 3 * Heiko Schocher, DENX Software Engineering, hs@denx.de. 4 * 5 * Based on: 6 * am335x_evm.h 7 * 8 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_AM335X_SHC_H 14 #define __CONFIG_AM335X_SHC_H 15 16 #include <configs/ti_am335x_common.h> 17 18 /* settings we don;t want on this board */ 19 #undef CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC 20 #undef CONFIG_CMD_SPI 21 22 #define CONFIG_CMD_CACHE 23 24 #ifndef CONFIG_SPL_BUILD 25 # define CONFIG_TIMESTAMP 26 #endif 27 28 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 29 30 /* Clock Defines */ 31 #define V_OSCK 24000000 /* Clock output from T2 */ 32 #define V_SCLK (V_OSCK) 33 34 /* 35 * in case of SD Card or Network boot we want to have a possibility to 36 * debrick the shc, therefore do not read environment from eMMC 37 */ 38 #if defined(CONFIG_SHC_SDBOOT) || defined(CONFIG_SHC_NETBOOT) 39 #define CONFIG_SYS_MMC_ENV_DEV 0 40 #else 41 #define CONFIG_SYS_MMC_ENV_DEV 1 42 #endif 43 44 /* 45 * Info when using boot partitions: As environment resides within first 46 * 128 kB, MLO must start at 128 kB == 0x20000 47 * ENV at MMC Boot0 Partition - 0/Undefined=user, 1=boot0, 2=boot1, 48 * 4..7=general0..3 49 */ 50 #define CONFIG_ENV_SIZE 0x1000 /* 4 KB */ 51 #define CONFIG_ENV_OFFSET 0x7000 /* 28 kB */ 52 53 #define CONFIG_HSMMC2_8BIT 54 55 #define CONFIG_ENV_OFFSET_REDUND 0x9000 /* 36 kB */ 56 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE 57 58 #ifndef CONFIG_SHC_ICT 59 /* 60 * In builds other than ICT, reset to retry after timeout 61 * Define a timeout after which a stopped bootloader continues autoboot 62 * (only works with CONFIG_RESET_TO_RETRY) 63 */ 64 # define CONFIG_BOOT_RETRY_TIME 30 65 # define CONFIG_RESET_TO_RETRY 66 #endif 67 68 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 69 70 #ifndef CONFIG_SPL_BUILD 71 #define CONFIG_EXTRA_ENV_SETTINGS \ 72 "loadaddr=0x80200000\0" \ 73 "kloadaddr=0x84000000\0" \ 74 "fdtaddr=0x85000000\0" \ 75 "fdt_high=0xffffffff\0" \ 76 "rdaddr=0x81000000\0" \ 77 "bootfile=uImage\0" \ 78 "fdtfile=am335x-shc.dtb\0" \ 79 "verify=no\0" \ 80 "serverip=10.55.152.184\0" \ 81 "rootpath=/srv/nfs/shc-rootfs\0" \ 82 "console=ttyO0,115200n8\0" \ 83 "optargs=quiet\0" \ 84 "mmcdev=1\0" \ 85 "harakiri=0\0" \ 86 "mmcpart=2\0" \ 87 "active_root=root1\0" \ 88 "inactive_root=root2\0" \ 89 "mmcrootfstype=ext4 rootwait\0" \ 90 "nfsopts=nolock\0" \ 91 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 92 "::off\0" \ 93 "ip_method=none\0" \ 94 "bootargs_defaults=setenv bootargs " \ 95 "console=${console} " \ 96 "${optargs}\0" \ 97 "mmcargs=run bootargs_defaults;" \ 98 "setenv bootargs ${bootargs} " \ 99 "root=${mmcroot} " \ 100 "rootfstype=${mmcrootfstype} ip=${ip_method}\0" \ 101 "netargs=setenv bootargs console=${console} " \ 102 "${optargs} " \ 103 "root=/dev/nfs " \ 104 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 105 "ip=dhcp\0" \ 106 "bootenv=uEnv.txt\0" \ 107 "loadbootenv=if fatload mmc ${mmcdev} ${loadaddr} ${bootenv}; then " \ 108 "echo Loaded environment from ${bootenv}; " \ 109 "run importbootenv; " \ 110 "fi;\0" \ 111 "importbootenv=echo Importing environment variables from uEnv.txt ...; " \ 112 "env import -t $loadaddr $filesize\0" \ 113 "loaduimagefat=fatload mmc ${mmcdev} ${kloadaddr} ${bootfile}\0" \ 114 "loaduimage=ext2load mmc ${mmcdev}:${mmcpart} ${kloadaddr} /boot/${bootfile}\0" \ 115 "loadfdt=ext2load mmc ${mmcdev}:${mmcpart} ${fdtaddr} /boot/${fdtfile}\0" \ 116 "netloaduimage=tftp ${loadaddr} ${bootfile}\0" \ 117 "netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \ 118 "mmcboot=echo Booting Linux from ${mmcdevice} ...; " \ 119 "run mmcargs; " \ 120 "if run loadfdt; then " \ 121 "echo device tree detected; " \ 122 "bootm ${kloadaddr} - ${fdtaddr}; " \ 123 "else " \ 124 "bootm ${kloadaddr}; " \ 125 "fi; \0" \ 126 "netboot=echo Booting from network ...; " \ 127 "setenv autoload no; " \ 128 "dhcp; " \ 129 "run netloaduimage; " \ 130 "run netargs; " \ 131 "echo NFS path: ${serverip}:${rootpath};" \ 132 "if run netloadfdt; then " \ 133 "echo device tree detected; " \ 134 "bootm ${loadaddr} - ${fdtaddr}; " \ 135 "else " \ 136 "bootm ${loadaddr}; " \ 137 "fi; \0" \ 138 "emmc_erase=if test ${harakiri} = 1 ; then echo erase emmc ...; setenv mmcdev 1; mmc erase 0 200; reset; fi; \0" \ 139 "mmcpart_gp=mmcpart gp 1 40; \0" \ 140 "mmcpart_enhance=mmcpart enhance 0 64; \0" \ 141 "mmcpart_rel_write=mmcpart rel_write 1f; \0" \ 142 "mmcpart_commit=mmcpart commit 1; \0" \ 143 "mmc_hw_part=run mmcpart_gp; run mmcpart_enhance; run mmcpart_rel_write; run mmcpart_commit; \0" \ 144 "led_success=gpio set 22; \0" \ 145 "fusecmd=mmc dev 1; if mmcpart iscommitted; then echo HW Partitioning already committed; mmcpart list; else run mmc_hw_part; fi; run led_success; \0" \ 146 "uenv_exec=if test -n $uenvcmd; then " \ 147 "echo Running uenvcmd ...; " \ 148 "run uenvcmd; " \ 149 "fi;\0" \ 150 "sd_setup=echo SD/MMC-Card detected on device 0; " \ 151 "setenv mmcdevice SD; " \ 152 "setenv mmcdev 0; " \ 153 "setenv mmcpart 2; " \ 154 "setenv mmcroot /dev/mmcblk${mmcdev}p${mmcpart};\0" \ 155 "emmc_setup=echo eMMC detected on device 1; " \ 156 "setenv mmcdevice eMMC; " \ 157 "setenv mmcdev 1; " \ 158 "run emmc_erase; " \ 159 "if test ${active_root} = root2; then " \ 160 "echo Active root is partition 6 (root2); " \ 161 "setenv mmcpart 6; " \ 162 "else " \ 163 "echo Active root is partition 5 (root1); " \ 164 "setenv mmcpart 5; " \ 165 "fi; " \ 166 "setenv mmcroot /dev/mmcblk${mmcdev}p${mmcpart};\0" 167 #endif /* #ifndef CONFIG_SPL_BUILD */ 168 169 #if defined CONFIG_SHC_NETBOOT 170 /* Network Boot */ 171 # define CONFIG_BOOTCOMMAND \ 172 "run fusecmd; " \ 173 "if run netboot; then " \ 174 "echo Booting from network; " \ 175 "else " \ 176 "echo ERROR: Cannot boot from network!; " \ 177 "panic; " \ 178 "fi; " 179 180 #elif defined CONFIG_SHC_SDBOOT /* !defined CONFIG_SHC_NETBOOT */ 181 /* SD-Card Boot */ 182 # define CONFIG_BOOTCOMMAND \ 183 "if mmc dev 0; mmc rescan; then " \ 184 "run sd_setup; " \ 185 "else " \ 186 "echo ERROR: SD/MMC-Card not detected!; " \ 187 "panic; " \ 188 "fi; " \ 189 "if run loaduimage; then " \ 190 "echo Bootable SD/MMC-Card inserted, booting from it!; " \ 191 "run mmcboot; " \ 192 "else " \ 193 "echo ERROR: Unable to load uImage from SD/MMC-Card!; " \ 194 "panic; " \ 195 "fi; " 196 197 #elif defined CONFIG_SHC_ICT 198 /* ICT adapter boots only u-boot and does HW partitioning */ 199 # define CONFIG_BOOTCOMMAND \ 200 "if mmc dev 0; mmc rescan; then " \ 201 "run sd_setup; " \ 202 "else " \ 203 "echo ERROR: SD/MMC-Card not detected!; " \ 204 "panic; " \ 205 "fi; " \ 206 "run fusecmd; " 207 208 #else /* !defined CONFIG_SHC_NETBOOT, !defined CONFIG_SHC_SDBOOT */ 209 /* Regular Boot from internal eMMC */ 210 # define CONFIG_BOOTCOMMAND \ 211 "if mmc dev 1; mmc rescan; then " \ 212 "run emmc_setup; " \ 213 "else " \ 214 "echo ERROR: eMMC device not detected!; " \ 215 "panic; " \ 216 "fi; " \ 217 "if run loaduimage; then " \ 218 "run mmcboot; " \ 219 "else " \ 220 "echo ERROR Unable to load uImage from eMMC!; " \ 221 "echo Performing Rollback!; " \ 222 "setenv _active_ ${active_root}; " \ 223 "setenv _inactive_ ${inactive_root}; " \ 224 "setenv active_root ${_inactive_}; " \ 225 "setenv inactive_root ${_active_}; " \ 226 "saveenv; " \ 227 "reset; " \ 228 "fi; " 229 230 #endif /* Regular Boot */ 231 232 /* NS16550 Configuration */ 233 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */ 234 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 235 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 236 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 237 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 238 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 239 240 /* PMIC support */ 241 #define CONFIG_POWER_TPS65217 242 243 /* SPL */ 244 245 /* 246 * Disable MMC DM for SPL build and can be re-enabled after adding 247 * DM support in SPL 248 */ 249 #ifdef CONFIG_SPL_BUILD 250 #undef CONFIG_DM_MMC 251 #undef CONFIG_TIMER 252 #endif 253 254 #define CONFIG_DRIVER_TI_CPSW 255 #define CONFIG_MII 256 #define CONFIG_BOOTP_DEFAULT 257 #define CONFIG_BOOTP_DNS2 258 #define CONFIG_BOOTP_SEND_HOSTNAME 259 #define CONFIG_NET_RETRY_COUNT 10 260 #define CONFIG_PHY_SMSC 261 262 /* I2C configuration */ 263 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 264 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 265 #define CONFIG_SYS_I2C_SPEED 400000 266 #define CONFIG_SYS_I2C_SLAVE 1 267 268 #define CONFIG_SHOW_BOOT_PROGRESS 269 #endif /* ! __CONFIG_AM335X_SHC_H */ 270