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/* 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 <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 */
|