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