include/configs/am335x_shc.h

   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 #ifndef CONFIG_SPL_BUILD
  68 #define CONFIG_EXTRA_ENV_SETTINGS \
  69         "loadaddr=0x80200000\0" \
  70         "kloadaddr=0x84000000\0" \
  71         "fdtaddr=0x85000000\0" \
  72         "fdt_high=0xffffffff\0" \
  73         "rdaddr=0x81000000\0" \
  74         "bootfile=uImage\0" \
  75         "fdtfile=am335x-shc.dtb\0" \
  76         "verify=no\0" \
  77         "serverip=10.55.152.184\0" \
  78         "rootpath=/srv/nfs/shc-rootfs\0" \
  79         "console=ttyO0,115200n8\0" \
  80         "optargs=quiet\0" \
  81         "mmcdev=1\0" \
  82         "harakiri=0\0" \
  83         "mmcpart=2\0" \
  84         "active_root=root1\0" \
  85         "inactive_root=root2\0" \
  86         "mmcrootfstype=ext4 rootwait\0" \
  87         "nfsopts=nolock\0" \
  88         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
  89                 "::off\0" \
  90         "ip_method=none\0" \
  91         "bootargs_defaults=setenv bootargs " \
  92                 "console=${console} " \
  93                 "${optargs}\0" \
  94         "mmcargs=run bootargs_defaults;" \
  95                 "setenv bootargs ${bootargs} " \
  96                 "root=${mmcroot} " \
  97                 "rootfstype=${mmcrootfstype} ip=${ip_method}\0" \
  98         "netargs=setenv bootargs console=${console} " \
  99                 "${optargs} " \
 100                 "root=/dev/nfs " \
 101                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
 102                 "ip=dhcp\0" \
 103         "bootenv=uEnv.txt\0" \
 104         "loadbootenv=if fatload mmc ${mmcdev} ${loadaddr} ${bootenv}; then " \
 105                         "echo Loaded environment from ${bootenv}; " \
 106                         "run importbootenv; " \
 107                 "fi;\0" \
 108         "importbootenv=echo Importing environment variables from uEnv.txt ...; " \
 109                 "env import -t $loadaddr $filesize\0" \
 110         "loaduimagefat=fatload mmc ${mmcdev} ${kloadaddr} ${bootfile}\0" \
 111         "loaduimage=ext2load mmc ${mmcdev}:${mmcpart} ${kloadaddr} /boot/${bootfile}\0" \
 112         "loadfdt=ext2load mmc ${mmcdev}:${mmcpart} ${fdtaddr} /boot/${fdtfile}\0" \
 113         "netloaduimage=tftp ${loadaddr} ${bootfile}\0" \
 114         "netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \
 115         "mmcboot=echo Booting Linux from ${mmcdevice} ...; " \
 116                 "run mmcargs; " \
 117                 "if run loadfdt; then " \
 118                         "echo device tree detected; " \
 119                         "bootm ${kloadaddr} - ${fdtaddr}; " \
 120                 "else " \
 121                         "bootm ${kloadaddr}; " \
 122                 "fi; \0" \
 123         "netboot=echo Booting from network ...; " \
 124                 "setenv autoload no; " \
 125                 "dhcp; " \
 126                 "run netloaduimage; " \
 127                 "run netargs; " \
 128                 "echo NFS path: ${serverip}:${rootpath};" \
 129                 "if run netloadfdt; then " \
 130                         "echo device tree detected; " \
 131                         "bootm ${loadaddr} - ${fdtaddr}; " \
 132                 "else " \
 133                         "bootm ${loadaddr}; " \
 134                 "fi; \0" \
 135         "emmc_erase=if test ${harakiri} = 1 ; then echo erase emmc ...; setenv mmcdev 1; mmc erase 0 200; reset; fi; \0" \
 136         "mmcpart_gp=mmcpart gp 1 40; \0" \
 137         "mmcpart_enhance=mmcpart enhance 0 64; \0" \
 138         "mmcpart_rel_write=mmcpart rel_write 1f; \0" \
 139         "mmcpart_commit=mmcpart commit 1; \0" \
 140         "mmc_hw_part=run mmcpart_gp; run mmcpart_enhance; run mmcpart_rel_write; run mmcpart_commit; \0" \
 141         "led_success=gpio set 22; \0" \
 142         "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" \
 143         "uenv_exec=if test -n $uenvcmd; then " \
 144                         "echo Running uenvcmd ...; " \
 145                         "run uenvcmd; " \
 146                 "fi;\0" \
 147         "sd_setup=echo SD/MMC-Card detected on device 0; " \
 148                 "setenv mmcdevice SD; " \
 149                 "setenv mmcdev 0; " \
 150                 "setenv mmcpart 2; " \
 151                 "setenv mmcroot /dev/mmcblk${mmcdev}p${mmcpart};\0" \
 152         "emmc_setup=echo eMMC detected on device 1; " \
 153                 "setenv mmcdevice eMMC; " \
 154                 "setenv mmcdev 1; " \
 155                 "run emmc_erase; " \
 156                 "if test ${active_root} = root2; then " \
 157                         "echo Active root is partition 6 (root2); " \
 158                         "setenv mmcpart 6; " \
 159                 "else " \
 160                         "echo Active root is partition 5 (root1); " \
 161                         "setenv mmcpart 5; " \
 162                 "fi; " \
 163                 "setenv mmcroot /dev/mmcblk${mmcdev}p${mmcpart};\0"
 164 #endif /* #ifndef CONFIG_SPL_BUILD */
 165
 166 #if defined CONFIG_SHC_NETBOOT
 167 /* Network Boot */
 168 # define CONFIG_BOOTCOMMAND \
 169         "run fusecmd; " \
 170         "if run netboot; then " \
 171                 "echo Booting from network; " \
 172         "else " \
 173                 "echo ERROR: Cannot boot from network!; " \
 174                 "panic; " \
 175         "fi; "
 176
 177 #elif defined CONFIG_SHC_SDBOOT /* !defined CONFIG_SHC_NETBOOT */
 178 /* SD-Card Boot */
 179 # define CONFIG_BOOTCOMMAND \
 180         "if mmc dev 0; mmc rescan; then " \
 181                 "run sd_setup; " \
 182         "else " \
 183                 "echo ERROR: SD/MMC-Card not detected!; " \
 184                 "panic; " \
 185         "fi; " \
 186         "if run loaduimage; then " \
 187                 "echo Bootable SD/MMC-Card inserted, booting from it!; " \
 188                 "run mmcboot; " \
 189         "else " \
 190                 "echo ERROR: Unable to load uImage from SD/MMC-Card!; " \
 191                 "panic; " \
 192         "fi; "
 193
 194 #elif defined CONFIG_SHC_ICT
 195 /* ICT adapter boots only u-boot and does HW partitioning */
 196 # define CONFIG_BOOTCOMMAND \
 197         "if mmc dev 0; mmc rescan; then " \
 198                 "run sd_setup; " \
 199         "else " \
 200                 "echo ERROR: SD/MMC-Card not detected!; " \
 201                 "panic; " \
 202         "fi; " \
 203         "run fusecmd; "
 204
 205 #else /* !defined CONFIG_SHC_NETBOOT, !defined CONFIG_SHC_SDBOOT */
 206 /* Regular Boot from internal eMMC */
 207 # define CONFIG_BOOTCOMMAND \
 208         "if mmc dev 1; mmc rescan; then " \
 209                 "run emmc_setup; " \
 210         "else " \
 211                 "echo ERROR: eMMC device not detected!; " \
 212                 "panic; " \
 213         "fi; " \
 214         "if run loaduimage; then " \
 215                 "run mmcboot; " \
 216         "else " \
 217                 "echo ERROR Unable to load uImage from eMMC!; " \
 218                 "echo Performing Rollback!; " \
 219                 "setenv _active_ ${active_root}; " \
 220                 "setenv _inactive_ ${inactive_root}; " \
 221                 "setenv active_root ${_inactive_}; " \
 222                 "setenv inactive_root ${_active_}; " \
 223                 "saveenv; " \
 224                 "reset; " \
 225         "fi; "
 226
 227 #endif /* Regular Boot */
 228
 229 /* NS16550 Configuration */
 230 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* UART0 */
 231 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 232 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 233 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 234 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 235 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 236
 237 /* PMIC support */
 238 #define CONFIG_POWER_TPS65217
 239
 240 /* SPL */
 241
 242 /*
 243  * Disable MMC DM for SPL build and can be re-enabled after adding
 244  * DM support in SPL
 245  */
 246 #ifdef CONFIG_SPL_BUILD
 247 #undef CONFIG_DM_MMC
 248 #undef CONFIG_TIMER
 249 #endif
 250
 251 #define CONFIG_MII
 252 #define CONFIG_BOOTP_DEFAULT
 253 #define CONFIG_BOOTP_DNS2
 254 #define CONFIG_BOOTP_SEND_HOSTNAME
 255 #define CONFIG_NET_RETRY_COUNT         10
 256 #define CONFIG_PHY_SMSC
 257
 258 /* I2C configuration */
 259 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 260 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 261 #define CONFIG_SYS_I2C_SPEED            400000
 262 #define CONFIG_SYS_I2C_SLAVE            1
 263
 264 #define CONFIG_SHOW_BOOT_PROGRESS
 265 #endif  /* ! __CONFIG_AM335X_SHC_H */