281 lines
8.1 KiB
C
281 lines
8.1 KiB
C
/*
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* (C) Copyright 2016
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* Heiko Schocher, DENX Software Engineering, hs@denx.de.
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*
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* Based on:
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* am335x_evm.h
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*
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* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_AM335X_SHC_H
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#define __CONFIG_AM335X_SHC_H
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#include <configs/ti_am335x_common.h>
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/* settings we don;t want on this board */
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#undef CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC
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#undef CONFIG_CMD_EXT4
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#undef CONFIG_CMD_EXT4_WRITE
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#undef CONFIG_CMD_SPI
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#define CONFIG_CMD_CACHE
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#ifndef CONFIG_SPL_BUILD
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# define CONFIG_TIMESTAMP
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#endif
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#define CONFIG_SYS_BOOTM_LEN (16 << 20)
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/* Clock Defines */
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#define V_OSCK 24000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK)
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/*
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* in case of SD Card or Network boot we want to have a possibility to
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* debrick the shc, therefore do not read environment from eMMC
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*/
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#if defined(CONFIG_SHC_SDBOOT) || defined(CONFIG_SHC_NETBOOT)
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#define CONFIG_SYS_MMC_ENV_DEV 0
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#else
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#define CONFIG_SYS_MMC_ENV_DEV 1
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#endif
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/*
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* Info when using boot partitions: As environment resides within first
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* 128 kB, MLO must start at 128 kB == 0x20000
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* ENV at MMC Boot0 Partition - 0/Undefined=user, 1=boot0, 2=boot1,
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* 4..7=general0..3
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*/
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#define CONFIG_ENV_SIZE 0x1000 /* 4 KB */
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#define CONFIG_ENV_OFFSET 0x7000 /* 28 kB */
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#define CONFIG_HSMMC2_8BIT
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#define CONFIG_ENV_OFFSET_REDUND 0x9000 /* 36 kB */
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#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
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#ifndef CONFIG_SHC_ICT
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/*
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* In builds other than ICT, reset to retry after timeout
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* Define a timeout after which a stopped bootloader continues autoboot
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* (only works with CONFIG_RESET_TO_RETRY)
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*/
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# define CONFIG_BOOT_RETRY_TIME 30
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# define CONFIG_RESET_TO_RETRY
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#endif
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#define CONFIG_ENV_VARS_UBOOT_CONFIG
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#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
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#ifndef CONFIG_SPL_BUILD
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"loadaddr=0x80200000\0" \
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"kloadaddr=0x84000000\0" \
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"fdtaddr=0x85000000\0" \
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"fdt_high=0xffffffff\0" \
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"rdaddr=0x81000000\0" \
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"bootfile=uImage\0" \
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"fdtfile=am335x-shc.dtb\0" \
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"verify=no\0" \
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"serverip=10.55.152.184\0" \
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"rootpath=/srv/nfs/shc-rootfs\0" \
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"console=ttyO0,115200n8\0" \
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"optargs=quiet\0" \
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"mmcdev=1\0" \
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"harakiri=0\0" \
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"mmcpart=2\0" \
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"active_root=root1\0" \
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"inactive_root=root2\0" \
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"mmcrootfstype=ext4 rootwait\0" \
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"nfsopts=nolock\0" \
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"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
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"::off\0" \
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"ip_method=none\0" \
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"bootargs_defaults=setenv bootargs " \
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"console=${console} " \
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"${optargs}\0" \
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"mmcargs=run bootargs_defaults;" \
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"setenv bootargs ${bootargs} " \
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"root=${mmcroot} " \
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"rootfstype=${mmcrootfstype} ip=${ip_method}\0" \
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"netargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=/dev/nfs " \
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"nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
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"ip=dhcp\0" \
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"bootenv=uEnv.txt\0" \
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"loadbootenv=if fatload mmc ${mmcdev} ${loadaddr} ${bootenv}; then " \
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"echo Loaded environment from ${bootenv}; " \
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"run importbootenv; " \
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"fi;\0" \
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"importbootenv=echo Importing environment variables from uEnv.txt ...; " \
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"env import -t $loadaddr $filesize\0" \
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"loaduimagefat=fatload mmc ${mmcdev} ${kloadaddr} ${bootfile}\0" \
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"loaduimage=ext2load mmc ${mmcdev}:${mmcpart} ${kloadaddr} /boot/${bootfile}\0" \
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"loadfdt=ext2load mmc ${mmcdev}:${mmcpart} ${fdtaddr} /boot/${fdtfile}\0" \
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"netloaduimage=tftp ${loadaddr} ${bootfile}\0" \
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"netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \
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"mmcboot=echo Booting Linux from ${mmcdevice} ...; " \
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"run mmcargs; " \
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"if run loadfdt; then " \
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"echo device tree detected; " \
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"bootm ${kloadaddr} - ${fdtaddr}; " \
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"else " \
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"bootm ${kloadaddr}; " \
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"fi; \0" \
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"netboot=echo Booting from network ...; " \
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"setenv autoload no; " \
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"dhcp; " \
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"run netloaduimage; " \
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"run netargs; " \
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"echo NFS path: ${serverip}:${rootpath};" \
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"if run netloadfdt; then " \
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"echo device tree detected; " \
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"bootm ${loadaddr} - ${fdtaddr}; " \
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"else " \
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"bootm ${loadaddr}; " \
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"fi; \0" \
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"emmc_erase=if test ${harakiri} = 1 ; then echo erase emmc ...; setenv mmcdev 1; mmc erase 0 200; reset; fi; \0" \
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"mmcpart_gp=mmcpart gp 1 40; \0" \
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"mmcpart_enhance=mmcpart enhance 0 64; \0" \
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"mmcpart_rel_write=mmcpart rel_write 1f; \0" \
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"mmcpart_commit=mmcpart commit 1; \0" \
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"mmc_hw_part=run mmcpart_gp; run mmcpart_enhance; run mmcpart_rel_write; run mmcpart_commit; \0" \
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"led_success=gpio set 22; \0" \
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"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" \
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"uenv_exec=if test -n $uenvcmd; then " \
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"echo Running uenvcmd ...; " \
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"run uenvcmd; " \
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"fi;\0" \
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"sd_setup=echo SD/MMC-Card detected on device 0; " \
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"setenv mmcdevice SD; " \
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"setenv mmcdev 0; " \
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"setenv mmcpart 2; " \
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"setenv mmcroot /dev/mmcblk${mmcdev}p${mmcpart};\0" \
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"emmc_setup=echo eMMC detected on device 1; " \
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"setenv mmcdevice eMMC; " \
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"setenv mmcdev 1; " \
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"run emmc_erase; " \
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"if test ${active_root} = root2; then " \
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"echo Active root is partition 6 (root2); " \
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"setenv mmcpart 6; " \
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"else " \
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"echo Active root is partition 5 (root1); " \
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"setenv mmcpart 5; " \
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"fi; " \
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"setenv mmcroot /dev/mmcblk${mmcdev}p${mmcpart};\0"
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#endif /* #ifndef CONFIG_SPL_BUILD */
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#if defined CONFIG_SHC_NETBOOT
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/* Network Boot */
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# define CONFIG_BOOTCOMMAND \
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"run fusecmd; " \
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"if run netboot; then " \
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"echo Booting from network; " \
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"else " \
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"echo ERROR: Cannot boot from network!; " \
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"panic; " \
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"fi; "
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#elif defined CONFIG_SHC_SDBOOT /* !defined CONFIG_SHC_NETBOOT */
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/* SD-Card Boot */
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# define CONFIG_BOOTCOMMAND \
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"if mmc dev 0; mmc rescan; then " \
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"run sd_setup; " \
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"else " \
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"echo ERROR: SD/MMC-Card not detected!; " \
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"panic; " \
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"fi; " \
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"if run loaduimage; then " \
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"echo Bootable SD/MMC-Card inserted, booting from it!; " \
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"run mmcboot; " \
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"else " \
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"echo ERROR: Unable to load uImage from SD/MMC-Card!; " \
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"panic; " \
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"fi; "
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#elif defined CONFIG_SHC_ICT
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/* ICT adapter boots only u-boot and does HW partitioning */
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# define CONFIG_BOOTCOMMAND \
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"if mmc dev 0; mmc rescan; then " \
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"run sd_setup; " \
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"else " \
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"echo ERROR: SD/MMC-Card not detected!; " \
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"panic; " \
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"fi; " \
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"run fusecmd; "
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#else /* !defined CONFIG_SHC_NETBOOT, !defined CONFIG_SHC_SDBOOT */
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/* Regular Boot from internal eMMC */
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# define CONFIG_BOOTCOMMAND \
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"if mmc dev 1; mmc rescan; then " \
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"run emmc_setup; " \
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"else " \
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"echo ERROR: eMMC device not detected!; " \
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"panic; " \
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"fi; " \
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"if run loaduimage; then " \
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"run mmcboot; " \
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"else " \
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"echo ERROR Unable to load uImage from eMMC!; " \
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"echo Performing Rollback!; " \
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"setenv _active_ ${active_root}; " \
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"setenv _inactive_ ${inactive_root}; " \
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"setenv active_root ${_inactive_}; " \
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"setenv inactive_root ${_active_}; " \
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"saveenv; " \
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"reset; " \
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"fi; "
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#endif /* Regular Boot */
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/* NS16550 Configuration */
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#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
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#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
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#define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
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#define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
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#define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
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#define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
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#define CONFIG_CONS_INDEX 1
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/* PMIC support */
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#define CONFIG_POWER_TPS65217
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/* SPL */
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/*
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* Disable MMC DM for SPL build and can be re-enabled after adding
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* DM support in SPL
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*/
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#ifdef CONFIG_SPL_BUILD
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#undef CONFIG_DM_MMC
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#undef CONFIG_TIMER
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#endif
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_PING
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#define CONFIG_DRIVER_TI_CPSW
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#define CONFIG_MII
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#define CONFIG_BOOTP_DEFAULT
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#define CONFIG_BOOTP_DNS
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#define CONFIG_BOOTP_DNS2
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#define CONFIG_BOOTP_SEND_HOSTNAME
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_NET_RETRY_COUNT 10
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#define CONFIG_NET_MULTI
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#define CONFIG_PHY_ADDR 0
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#define CONFIG_PHY_SMSC
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/* I2C configuration */
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#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
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#define CONFIG_SYS_I2C_SPEED 400000
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#define CONFIG_SYS_I2C_SLAVE 1
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#define CONFIG_SHOW_BOOT_PROGRESS
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#endif /* ! __CONFIG_AM335X_SHC_H */
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