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