1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * am43xx_evm.h 4 * 5 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 6 */ 7 8 #ifndef __CONFIG_AM43XX_EVM_H 9 #define __CONFIG_AM43XX_EVM_H 10 11 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 21) /* 2GB */ 12 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 13 14 #include <asm/arch/omap.h> 15 16 /* NS16550 Configuration */ 17 #define CONFIG_SYS_NS16550_CLK 48000000 18 #if !defined(CONFIG_SPL_DM) || !defined(CONFIG_DM_SERIAL) 19 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 20 #define CONFIG_SYS_NS16550_SERIAL 21 #endif 22 23 /* I2C Configuration */ 24 #define CONFIG_ENV_EEPROM_IS_ON_I2C 25 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 26 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 27 28 /* Power */ 29 #if !CONFIG_IS_ENABLED(DM_I2C) 30 #define CONFIG_POWER 31 #define CONFIG_POWER_I2C 32 #endif 33 #define CONFIG_POWER_TPS65218 34 #define CONFIG_POWER_TPS62362 35 36 /* SPL defines. */ 37 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 38 (128 << 20)) 39 40 /* Enabling L2 Cache */ 41 #define CONFIG_SYS_L2_PL310 42 #define CONFIG_SYS_PL310_BASE 0x48242000 43 44 /* 45 * Since SPL did pll and ddr initialization for us, 46 * we don't need to do it twice. 47 */ 48 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_QSPI_BOOT) 49 #define CONFIG_SKIP_LOWLEVEL_INIT 50 #endif 51 52 /* 53 * When building U-Boot such that there is no previous loader 54 * we need to call board_early_init_f. This is taken care of in 55 * s_init when we have SPL used. 56 */ 57 58 /* Now bring in the rest of the common code. */ 59 #include <configs/ti_armv7_omap.h> 60 61 /* Clock Defines */ 62 #define V_OSCK 24000000 /* Clock output from T2 */ 63 #define V_SCLK (V_OSCK) 64 65 /* NS16550 Configuration */ 66 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 67 68 /* SPL USB Support */ 69 70 #if defined(CONFIG_SPL_USB_HOST_SUPPORT) || !defined(CONFIG_SPL_BUILD) 71 #define CONFIG_SYS_USB_FAT_BOOT_PARTITION 1 72 #define CONFIG_USB_XHCI_OMAP 73 74 #define CONFIG_AM437X_USB2PHY2_HOST 75 #endif 76 77 #if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_SPL_USB_ETHER) 78 #undef CONFIG_USB_DWC3_PHY_OMAP 79 #undef CONFIG_USB_DWC3_OMAP 80 #undef CONFIG_USB_DWC3 81 #undef CONFIG_USB_DWC3_GADGET 82 83 #undef CONFIG_USB_GADGET_DOWNLOAD 84 #undef CONFIG_USB_GADGET_VBUS_DRAW 85 #undef CONFIG_USB_GADGET_MANUFACTURER 86 #undef CONFIG_USB_GADGET_VENDOR_NUM 87 #undef CONFIG_USB_GADGET_PRODUCT_NUM 88 #undef CONFIG_USB_GADGET_DUALSPEED 89 #endif 90 91 /* 92 * Disable MMC DM for SPL build and can be re-enabled after adding 93 * DM support in SPL 94 */ 95 #ifdef CONFIG_SPL_BUILD 96 #undef CONFIG_TIMER 97 #endif 98 99 #ifndef CONFIG_SPL_BUILD 100 /* USB Device Firmware Update support */ 101 #define DFUARGS \ 102 "dfu_bufsiz=0x10000\0" \ 103 DFU_ALT_INFO_MMC \ 104 DFU_ALT_INFO_EMMC \ 105 DFU_ALT_INFO_RAM \ 106 DFU_ALT_INFO_QSPI_XIP 107 #else 108 #define DFUARGS 109 #endif 110 111 #ifndef CONFIG_SPL_BUILD 112 #include <environment/ti/dfu.h> 113 #include <environment/ti/mmc.h> 114 115 #define CONFIG_EXTRA_ENV_SETTINGS \ 116 DEFAULT_LINUX_BOOT_ENV \ 117 DEFAULT_MMC_TI_ARGS \ 118 DEFAULT_FIT_TI_ARGS \ 119 "fdtfile=undefined\0" \ 120 "bootpart=0:2\0" \ 121 "bootdir=/boot\0" \ 122 "bootfile=zImage\0" \ 123 "console=ttyO0,115200n8\0" \ 124 "partitions=" \ 125 "uuid_disk=${uuid_gpt_disk};" \ 126 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 127 "optargs=\0" \ 128 "usbroot=/dev/sda2 rw\0" \ 129 "usbrootfstype=ext4 rootwait\0" \ 130 "usbdev=0\0" \ 131 "ramroot=/dev/ram0 rw\0" \ 132 "ramrootfstype=ext2\0" \ 133 "usbargs=setenv bootargs console=${console} " \ 134 "${optargs} " \ 135 "root=${usbroot} " \ 136 "rootfstype=${usbrootfstype}\0" \ 137 "ramargs=setenv bootargs console=${console} " \ 138 "${optargs} " \ 139 "root=${ramroot} " \ 140 "rootfstype=${ramrootfstype}\0" \ 141 "loadramdisk=load ${devtype} ${devnum} ${rdaddr} ramdisk.gz\0" \ 142 "usbboot=" \ 143 "setenv devnum ${usbdev}; " \ 144 "setenv devtype usb; " \ 145 "usb start ${usbdev}; " \ 146 "if usb dev ${usbdev}; then " \ 147 "if run loadbootenv; then " \ 148 "echo Loaded environment from ${bootenv};" \ 149 "run importbootenv;" \ 150 "fi;" \ 151 "if test -n $uenvcmd; then " \ 152 "echo Running uenvcmd ...;" \ 153 "run uenvcmd;" \ 154 "fi;" \ 155 "if run loadimage; then " \ 156 "run loadfdt; " \ 157 "echo Booting from usb ${usbdev}...; " \ 158 "run usbargs;" \ 159 "bootz ${loadaddr} - ${fdtaddr}; " \ 160 "fi;" \ 161 "fi\0" \ 162 "fi;" \ 163 "usb stop ${usbdev};\0" \ 164 "findfdt="\ 165 "if test $board_name = AM43EPOS; then " \ 166 "setenv fdtfile am43x-epos-evm.dtb; fi; " \ 167 "if test $board_name = AM43__GP; then " \ 168 "setenv fdtfile am437x-gp-evm.dtb; fi; " \ 169 "if test $board_name = AM43XXHS; then " \ 170 "setenv fdtfile am437x-gp-evm.dtb; fi; " \ 171 "if test $board_name = AM43__SK; then " \ 172 "setenv fdtfile am437x-sk-evm.dtb; fi; " \ 173 "if test $board_name = AM43_IDK; then " \ 174 "setenv fdtfile am437x-idk-evm.dtb; fi; " \ 175 "if test $fdtfile = undefined; then " \ 176 "echo WARNING: Could not determine device tree; fi; \0" \ 177 NANDARGS \ 178 NETARGS \ 179 DFUARGS \ 180 181 #define CONFIG_BOOTCOMMAND \ 182 "if test ${boot_fit} -eq 1; then " \ 183 "run update_to_fit;" \ 184 "fi;" \ 185 "run findfdt; " \ 186 "run envboot;" \ 187 "run mmcboot;" \ 188 "run usbboot;" \ 189 NANDBOOT \ 190 191 #endif 192 193 #ifndef CONFIG_SPL_BUILD 194 /* CPSW Ethernet */ 195 #define CONFIG_NET_RETRY_COUNT 10 196 #endif 197 198 #define PHY_ANEG_TIMEOUT 8000 /* PHY needs longer aneg time at 1G */ 199 200 #define CONFIG_SYS_RX_ETH_BUFFER 64 201 202 /* NAND support */ 203 #ifdef CONFIG_MTD_RAW_NAND 204 /* NAND: device related configs */ 205 #define CONFIG_SYS_NAND_PAGE_SIZE 4096 206 #define CONFIG_SYS_NAND_OOBSIZE 224 207 #define CONFIG_SYS_NAND_BLOCK_SIZE (256*1024) 208 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 209 CONFIG_SYS_NAND_PAGE_SIZE) 210 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 211 /* NAND: driver related configs */ 212 #define CONFIG_SYS_NAND_ONFI_DETECTION 213 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH16_CODE_HW 214 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 215 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 216 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, \ 217 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, \ 218 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 219 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, \ 220 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, \ 221 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, \ 222 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, \ 223 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, \ 224 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, \ 225 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, \ 226 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, \ 227 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, \ 228 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, \ 229 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, \ 230 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, \ 231 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, \ 232 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, \ 233 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, \ 234 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, \ 235 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, \ 236 } 237 #define CONFIG_SYS_NAND_ECCSIZE 512 238 #define CONFIG_SYS_NAND_ECCBYTES 26 239 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00180000 240 /* NAND: SPL related configs */ 241 /* NAND: SPL falcon mode configs */ 242 #ifdef CONFIG_SPL_OS_BOOT 243 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00300000 /* kernel offset */ 244 #endif 245 #define NANDARGS \ 246 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 247 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 248 "nandargs=setenv bootargs console=${console} " \ 249 "${optargs} " \ 250 "root=${nandroot} " \ 251 "rootfstype=${nandrootfstype}\0" \ 252 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,4096\0" \ 253 "nandrootfstype=ubifs rootwait=1\0" \ 254 "nandboot=echo Booting from nand ...; " \ 255 "run nandargs; " \ 256 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 257 "nand read ${loadaddr} NAND.kernel; " \ 258 "bootz ${loadaddr} - ${fdtaddr}\0" 259 #define NANDBOOT "run nandboot; " 260 #else /* !CONFIG_MTD_RAW_NAND */ 261 #define NANDARGS 262 #define NANDBOOT 263 #endif /* CONFIG_MTD_RAW_NAND */ 264 265 #if defined(CONFIG_TI_SECURE_DEVICE) 266 /* Avoid relocating onto firewalled area at end of DRAM */ 267 #define CONFIG_PRAM (64 * 1024) 268 #endif /* CONFIG_TI_SECURE_DEVICE */ 269 270 #endif /* __CONFIG_AM43XX_EVM_H */ 271