| /* 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 - https://www.ti.com/ |
| */ |
| |
| #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H |
| #define __CONFIG_SIEMENS_AM33X_COMMON_H |
| |
| #include <asm/arch/omap.h> |
| |
| /* 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 */ |