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