/* SPDX-License-Identifier: GPL-2.0+ */ /* * siemens am33x common board options * (C) Copyright 2013 Siemens Schweiz AG * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de. * * Based on: * U-Boot file:/include/configs/am335x_evm.h * * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ */ #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H #define __CONFIG_SIEMENS_AM33X_COMMON_H #include /* commands to include */ /* Clock Defines */ #define V_OSCK 24000000 /* Clock output from T2 */ #define V_SCLK (V_OSCK) /* Console I/O Buffer Size */ /* * memtest works on 8 MB in DRAM after skipping 32MB from * start addr of ram disk */ /* Physical Memory Map */ #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ #define CFG_SYS_SDRAM_BASE PHYS_DRAM_1 /* Platform/Board specific defs */ #define CFG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ /* NS16550 Configuration */ #define CFG_SYS_NS16550_CLK (48000000) #define CFG_SYS_NS16550_COM1 0x44e09000 #define CFG_SYS_NS16550_COM4 0x481a6000 /* I2C Configuration */ /* Defines for SPL */ #define CFG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 10, 11, 12, 13, 14, 15, 16, 17, \ 18, 19, 20, 21, 22, 23, 24, 25, \ 26, 27, 28, 29, 30, 31, 32, 33, \ 34, 35, 36, 37, 38, 39, 40, 41, \ 42, 43, 44, 45, 46, 47, 48, 49, \ 50, 51, 52, 53, 54, 55, 56, 57, } #define CFG_SYS_NAND_ECCSIZE 512 #define CFG_SYS_NAND_ECCBYTES 14 #define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE /* * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM * 64 bytes before this address should be set aside for u-boot.img's * header. That is 0x800FFFC0--0x80100000 should not be used for any * other needs. */ /* * Since SPL did pll and ddr initialization for us, * we don't need to do it twice. */ /* USB Device Firmware Update support */ #define DFU_MANIFEST_POLL_TIMEOUT 25000 /* * Default to using SPI for environment, etc. We have multiple copies * of SPL as the ROM will check these locations. * 0x0 - 0x20000 : First copy of SPL * 0x20000 - 0x40000 : Second copy of SPL * 0x40000 - 0x60000 : Third copy of SPL * 0x60000 - 0x80000 : Fourth copy of SPL * 0x80000 - 0xDF000 : U-Boot * 0xDF000 - 0xE0000 : U-Boot Environment * 0xE0000 - 0x442000 : Linux Kernel * 0x442000 - 0x800000 : Userland */ /* NAND support */ #ifdef CONFIG_MTD_RAW_NAND /* UBI Support */ /* Commen environment */ #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ "setenv bootargs ${bootargs};" \ "mtdparts default;" \ "draco_led 1;" \ "dfu 0 nand 0;" \ "draco_led 0;\0" \ #define COMMON_ENV_NAND_BOOT \ "nand_boot=echo Booting from nand; " \ "if test ${upgrade_available} -eq 1; then " \ "if test ${bootcount} -gt ${bootlimit}; " \ "then " \ "setenv upgrade_available 0;" \ "setenv ${partitionset_active} true;" \ "if test -n ${A}; then " \ "setenv partitionset_active B; " \ "env delete A; " \ "fi;" \ "if test -n ${B}; then " \ "setenv partitionset_active A; " \ "env delete B; " \ "fi;" \ "saveenv; " \ "fi;" \ "fi;" \ "echo set ${partitionset_active}...;" \ "run nand_args; " #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ "flash_self_test=setenv testargs test; " \ "run nand_boot\0" \ "dfu_start=echo Preparing for dfu mode ...; " \ "run dfu_args; \0" #define COMMON_ENV_SETTINGS \ "verify=no \0" \ "project_dir=targetdir\0" \ "upgrade_available=0\0" \ "altbootcmd=run bootcmd\0" \ "partitionset_active=A\0" \ "loadaddr=0x82000000\0" \ "kloadaddr=0x81000000\0" \ "script_addr=0x81900000\0" \ "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ "nfsopts=nolock rw\0" \ "ip_method=none\0" \ "bootenv=uEnv.txt\0" \ "bootargs_defaults=setenv bootargs " \ "console=${console} " \ "${testargs} " \ "${optargs}\0" \ "siemens_help=echo; "\ "echo Type 'run flash_self' to use kernel and root " \ "filesystem on memory; echo Type 'run flash_self_test' to " \ "use kernel and root filesystem on memory, boot in test " \ "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \ "from memory and root filesystem over NFS; echo Type " \ "'run net_nfs' to get Kernel over TFTP and mount root " \ "filesystem over NFS; " \ "echo Set partitionset_active variable to 'A' " \ "or 'B' to select kernel and rootfs partition; " \ "echo" \ "\0" /* * Variant 1 partition layout * chip-size = 256MiB *| name | size | address area | *------------------------------------------------------- *| spl | 128.000 KiB | 0x 0..0x 1ffff | *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff | *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff | *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff | *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff | *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff | *------------------------------------------------------- "mtdparts=omap2-nand.0:" \ "128k(spl)," \ "128k(spl.backup1)," \ "128k(spl.backup2)," \ "128k(spl.backup3)," \ "1920k(u-boot)," \ "128k(uboot.env)," \ "5120k(kernel_a)," \ "5120k(kernel_b)," \ "8192k(mtdoops)," \ "-(rootfs)" */ #define DFU_ALT_INFO_NAND_V1 \ "spl part 0 1;" \ "spl.backup1 part 0 2;" \ "spl.backup2 part 0 3;" \ "spl.backup3 part 0 4;" \ "u-boot part 0 5;" \ "u-boot.env part 0 6;" \ "kernel_a part 0 7;" \ "kernel_b part 0 8;" \ "rootfs partubi 0 10" #define CFG_ENV_SETTINGS_NAND_V1 \ "nand_active_ubi_vol=rootfs_a\0" \ "nand_active_ubi_vol_A=rootfs_a\0" \ "nand_active_ubi_vol_B=rootfs_b\0" \ "nand_root_fs_type=ubifs rootwait\0" \ "nand_src_addr=0x280000\0" \ "nand_src_addr_A=0x280000\0" \ "nand_src_addr_B=0x780000\0" \ "nand_args=run bootargs_defaults;" \ "mtdparts default;" \ "setenv ${partitionset_active} true;" \ "if test -n ${A}; then " \ "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \ "setenv nand_src_addr ${nand_src_addr_A};" \ "fi;" \ "if test -n ${B}; then " \ "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ "setenv nand_src_addr ${nand_src_addr_B};" \ "fi;" \ "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ "ubi.mtd=9,${ubi_off};" \ "setenv bootargs ${bootargs} " \ "root=${nand_root} noinitrd ${mtdparts} " \ "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ "=mtdoops\0" \ COMMON_ENV_DFU_ARGS \ "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \ COMMON_ENV_NAND_BOOT \ "nand read.i ${kloadaddr} ${nand_src_addr} " \ "${nand_img_size}; bootm ${kloadaddr}\0" \ COMMON_ENV_NAND_CMDS #define CFG_ENV_SETTINGS_V1 \ COMMON_ENV_SETTINGS \ "net_args=run bootargs_defaults;" \ "mtdparts default;" \ "setenv bootfile ${project_dir}/kernel/uImage;" \ "setenv rootpath /home/projects/${project_dir}/rootfs;" \ "setenv bootargs ${bootargs} " \ "root=/dev/nfs ${mtdparts} " \ "nfsroot=${serverip}:${rootpath},${nfsopts} " \ "ip=${ipaddr}:${serverip}:" \ "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ "net_nfs=echo Booting from network ...; " \ "run net_args; " \ "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ "bootm ${kloadaddr}\0" /* * Variant 2 partition layout (default) * chip-size = 256MiB or 512 MiB *| name | size | address area | *------------------------------------------------------- *| spl | 128.000 KiB | 0x 0..0x 1ffff | *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff | *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff | *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff | *------------------------------------------------------- */ #define DFU_ALT_INFO_NAND_V2 \ "spl part 0 1;" \ "spl.backup1 part 0 2;" \ "spl.backup2 part 0 3;" \ "spl.backup3 part 0 4;" \ "u-boot part 0 5;" \ "u-boot.env0 part 0 6;" \ "u-boot.env1 part 0 7;" \ "rootfs partubi 0 9" \ #define CFG_ENV_SETTINGS_NAND_V2 \ "nand_active_ubi_vol=rootfs_a\0" \ "rootfs_name=rootfs\0" \ "kernel_name=uImage\0"\ "nand_root_fs_type=ubifs rootwait\0" \ "nand_args=run bootargs_defaults;" \ "mtdparts default;" \ "setenv ${partitionset_active} true;" \ "if test -n ${A}; then " \ "setenv nand_active_ubi_vol ${rootfs_name}_a;" \ "fi;" \ "if test -n ${B}; then " \ "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ "fi;" \ "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ "ubi.mtd=rootfs,2048;" \ "setenv bootargs ${bootargs} " \ "root=${nand_root} noinitrd ${mtdparts} " \ "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ "=mtdoops\0" \ COMMON_ENV_DFU_ARGS \ "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \ COMMON_ENV_NAND_BOOT \ "ubi part rootfs ${ubi_off};" \ "ubifsmount ubi0:${nand_active_ubi_vol};" \ "ubifsload ${kloadaddr} boot/${kernel_name};" \ "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \ "bootm ${kloadaddr} - ${loadaddr}\0" \ "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \ "bootm ${kloadaddr} - ${loadaddr}\0" \ COMMON_ENV_NAND_CMDS #define CFG_ENV_SETTINGS_V2 \ COMMON_ENV_SETTINGS \ "net_args=run bootargs_defaults;" \ "mtdparts default;" \ "setenv bootfile ${project_dir}/kernel/uImage;" \ "setenv bootdtb ${project_dir}/kernel/dtb;" \ "setenv rootpath /home/projects/${project_dir}/rootfs;" \ "setenv bootargs ${bootargs} " \ "root=/dev/nfs ${mtdparts} " \ "nfsroot=${serverip}:${rootpath},${nfsopts} " \ "ip=${ipaddr}:${serverip}:" \ "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ "net_nfs=echo Booting from network ...; " \ "run net_args; " \ "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ "bootm ${kloadaddr} - ${loadaddr}\0" /* * Variant 3 partition layout * chip-size = 512MiB *| name | size | address area | *------------------------------------------------------- *| spl | 128.000 KiB | 0x 0..0x 1ffff | *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff | *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff | *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff | *------------------------------------------------------- "mtdparts=omap2-nand.0:" \ "128k(spl)," \ "128k(spl.backup1)," \ "128k(spl.backup2)," \ "128k(spl.backup3)," \ "1920k(u-boot)," \ "512k(u-boot.env0)," \ "512k(u-boot.env1)," \ "300m(rootfs)," \ "512k(mtdoops)," \ "-(configuration)" */ #define CFG_SYS_NAND_BASE (0x08000000) /* physical address */ /* to access nand at */ /* CS0 */ #endif #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */