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path: root/include/configs/ti_armv7_common.h
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2020-07-28Convert CONFIG_SYS_MMCSD_FS_BOOT_PARTITION to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_SYS_MMCSD_FS_BOOT_PARTITION Signed-off-by: Adam Ford <aford173@gmail.com>
2020-07-28Convert CONFIG_SPL_NAND_BASE et al to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_SPL_NAND_BASE CONFIG_SPL_NAND_IDENT Signed-off-by: Adam Ford <aford173@gmail.com>
2020-07-28Convert CONFIG_SPL_NAND_DRIVERS et al to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_SPL_NAND_DRIVERS CONFIG_SPL_NAND_ECC CONFIG_SPL_NAND_SIMPLE Signed-off-by: Adam Ford <aford173@gmail.com>
2020-07-28Convert CONFIG_ENV_OVERWRITE to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_ENV_OVERWRITE Signed-off-by: Adam Ford <aford173@gmail.com> [trini: Rerun migration, remove some comments] Signed-off-by: Tom Rini <trini@konsulko.com>
2020-05-09configs: ti: Fix usage of undefined variable overlay_filesSuman Anna
The env variable overlay_files is used while adding the environment support commands for FIT loading, but it was cleaned up just prior in commit ee53b59511a6 ("configs: Remove unneeded overlay_files environment variable"). Fix this by replacing the undefined variable with the proper name_overlays env variable. Fixes: 76470b6929d5 ("configs: ti: Add environment support commands for FIT loading") Signed-off-by: Suman Anna <s-anna@ti.com>
2020-02-04arm: ti: boot: Use correct dtb and dtbo on Android bootSam Protsenko
Read correct dtb blob from boot.img/recovery.img and apply correct dtbo blobs from dtbo partition. Signed-off-by: Sam Protsenko <joe.skb7@gmail.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
2020-01-20configs: ti: Factor out call to 'args_mmc' into MMC common environmentAndrew F. Davis
Both 'loadfit' and 'mmcloados' start with a call to 'args_mmc' so this can be factored out to before eithers only call site. This also allows us to remove that call from 'loadfit', which should not have been calling it anyway as that command should not be MMC specific. Without the call to 'args_mmc' the command 'loadfit' becomes just a call to 'run_fit' so remove the indirection and call 'run_fit' directly, this removes the need for 'loadfit' command (which was misnamed anyway). Drop it. Signed-off-by: Andrew F. Davis <afd@ti.com> Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
2019-12-03mtd: rename CONFIG_NAND -> CONFIG_MTD_RAW_NANDMiquel Raynal
Add more clarity by changing the Kconfig entry name. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> [trini: Re-run migration, update a few more cases] Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
2019-10-11configs: ti: Use addr_fit for run_fit environment variableAndrew F. Davis
When running 'run_fit' the FIT file should have been loaded at 'addr_fit', although at this point they should be the same use this variable instead of 'loadaddr'. Signed-off-by: Andrew F. Davis <afd@ti.com>
2019-09-13configs: ti: Add environment support commands for FIT loadingAndrew F. Davis
Some parts of these commands can be reused, add them to common files. Signed-off-by: Andrew F. Davis <afd@ti.com>
2019-08-20configs: Rename environment variable fit_bootfile to name_fitAndrew F. Davis
Like we did with 'fit_loadaddr' to 'addr_fit', the variable 'fit_bootfile' contains a name and so should be prefixed with name_. Make this change here. Signed-off-by: Andrew F. Davis <afd@ti.com>
2019-08-20configs: Rename environment variable fit_loadaddr to addr_fitAndrew F. Davis
This is the first part of a larger effort I would like to propose to unify and simplify the default set of environment variables. When many early environment variables were named there were fewer images being loaded, usually just a kernel. At this time names like 'loadaddr' would suffice. Now we have more images and many more commands that act on them, often re-using the same variable for several different uses. The contents of a variable are also not immediately known causing one to have to look up a chain of variables to understand what a command is actually doing. I suggest the following. To start, all variables containing names should be prefixed with name_ and addresses with addr_. This is like how K2 already does things and allows for simple universal commands like: get_fdt_nfs=nfs ${addr_fdt} /boot/${name_fdt} Which is very clear on what is intended here and would work across all board that using the this naming convention. We can do this one variable at a time, start here with addr_fit. Signed-off-by: Andrew F. Davis <afd@ti.com> Acked-by: Andreas Dannenberg <dannenberg@ti.com>
2019-03-29configs: ti: Move FIT image load address to avoid overwriteAndrew F. Davis
The FIT image is loaded to 0x8700_0000 followed by extracting from that several large images also into the 0x8x00_0000 range. Large images can end up overwriting the FIT image as it is being extracted from. Move the FIT load address clear out to 0x9000_0000, this will require a board to have at least 256MB of DRAM, if less then more careful planning will be required for that platform. Signed-off-by: Andrew F. Davis <afd@ti.com>
2018-12-10ti: remove usage of DM_I2C_COMPAT and don't disable DM_I2C in SPLJean-Jacques Hiblot
DM_I2C_COMPAT is a compatibility layer that allows using the non-DM I2C API when DM_I2C is used. The goal is to eventually remove DM_I2C_COMPAT when all I2C "clients" have been migrated to use the DM API. This a step in that direction for the TI based platforms. Build tested with buildman: buildman -dle am33xx ti omap3 omap4 omap5 davinci keystone boot tested with: am335x_evm, am335x_boneblack, am335x_boneblack_vboot (DM version), am57xx_evm, dra7xx_evm, k2g_evm, am437x_evm Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Heiko Schocher <hs@denx.de>
2018-11-16board: ti: am654: r5: Add initial support for am654Lokesh Vutla
Add initial support for AM654 based EVM running on R5. Reviewed-by: Tom Rini <trini@konsulko.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
2018-08-16configs: Migrate CONFIG_NR_DRAM_BANKSTom Rini
We have the following cases: - CONFIG_NR_DRAM_BANKS was defined, migrate normally - CONFIG_NR_DRAM_BANKS_MAX was defined and then used for CONFIG_NR_DRAM_BANKS after a check, just migrate it over now. - CONFIG_NR_DRAM_BANKS was very oddly defined on p2771-0000-* (to 1024 + 2), set this to 8. Signed-off-by: Tom Rini <trini@konsulko.com>
2018-07-22Convert CONFIG_MTD_PARTITIONS et al to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_MTD_PARTITIONS CONFIG_MTD_DEVICE Signed-off-by: Adam Ford <aford173@gmail.com>
2018-05-07SPDX: Convert all of our single license tags to Linux Kernel styleTom Rini
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
2018-04-27Convert CONFIG_SPI to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_SPI This partly involves updating code that assumes that CONFIG_SPI implies things that are specific to the MPC8xx SPI driver. For now, just update the CONFIG tests. This also involves reworking the default for CONFIG_SYS_DEF_EEPROM_ADDR so that we don't set it when we cannot make a reasonable default, as it does not cause any compile failures. Signed-off-by: Adam Ford <aford173@gmail.com> Signed-off-by: Tom Rini <trini@konsulko.com>
2018-02-23Remove config_distro_defaults.hAdam Ford
With the contents of config_distro_defaults.h migrated to Kconfig, we can remove this header file completely Signed-off-by: Adam Ford <aford173@gmail.com>
2018-02-23Convert CONFIG_BOOTP_BOOTPATH et al to KconfigAdam Ford
This converts the following to Kconfig: CONFIG_BOOTP_BOOTPATH CONFIG_BOOTP_DNS CONFIG_BOOTP_GATEWAY CONFIG_BOOTP_HOSTNAME CONFIG_BOOTP_PXE CONFIG_BOOTP_SUBNETMASK CONFIG_CMDLINE_EDITING CONFIG_AUTO_COMPLETE CONFIG_SYS_LONGHELP CONFIG_SUPPORT_RAW_INITRD CONFIG_ENV_VARS_UBOOT_CONFIG Signed-off-by: Adam Ford <aford173@gmail.com> [trini: Re-run the migration] Signed-off-by: Tom Rini <trini@konsulko.com>
2018-02-14configs: Migrate CONFIG_SPL_FRAMEWORKTom Rini
Migrate the option CONFIG_SPL_FRAMEWORK and make this gate most of the current set of options we have in Kconfig. We will need to have some options available for SPL and !SPL_FRAMEWORK so this is important. In a few cases we re-order existing options so that we have less escapes from the SPL_FRAMEWORK guard. Signed-off-by: Tom Rini <trini@konsulko.com>
2018-02-11configs: Migrate CONFIG_SYS_TEXT_BASETom Rini
On the NIOS2 and Xtensa architectures, we do not have CONFIG_SYS_TEXT_BASE set. This is a strict migration of the current values into the defconfig and removing them from the headers. I did not attempt to add more default values in and for now will leave that to maintainers. Signed-off-by: Tom Rini <trini@konsulko.com>
2017-09-03include/configs: drop default definitions of CONFIG_SYS_PBSIZEThomas Petazzoni
Now that the fallback value of CONFIG_SYS_PBSIZE in include/config_fallbacks.h has been adjusted, remove its definition from a large number of board configuration files. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Reviewed-by: Tom Rini <trini@konsulko.com>
2017-08-11Convert CONFIG_CMD_SPL to KconfigSimon Glass
This converts the following to Kconfig: CONFIG_CMD_SPL Note that trats does not actually use SPL, so this option can no-longer be set. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
2017-07-26configs: ti: armv7: Fixes bug in fit_loadaddr for ramfs bootMadan Srinivas
The load address of ramdisk, rdaddr is 0x88080000 and fit_loadaddr is defined as 0x88000000. This leaves only 512Kbytes for the fit image. When the FIT images are larger than this, it will overwite the ramdisk and cause the boot to fail. For eg, The K2 HS fit images are a few MB and end up overwriting the ramdsk. This patch moves the fit_loadaddr to 0x87000000, leaving a 16MB window for the fit image. This memory can be reclaimed once the kernel starts running. Signed-off-by: Madan Srinivas <madans@ti.com>
2017-07-24configs: Migrate RBTREE, LZO, CMD_MTDPARTS, CMD_UBI and CMD_UBIFSTom Rini
The above CONFIG options are in Kconfig, and now have correct depends and inter-dependencies. Migrate these to configs/ from include/configs/. In the case of CMD_UBIFS also change it to be a default y if CMD_UBI. Signed-off-by: Tom Rini <trini@konsulko.com>
2017-06-05ARM: ti: Update layout for MMC and eMMC (env and dfu)Jean-Jacques Hiblot
The problems with the current DFU layout are: MMC: The space allocated for u-boot is too small for the latest u-boot (>750KB). We need to increase it. eMMC uses a much bigger area (2MB). eMMC: region "u-boot.img.raw" overlaps the environment area and the region "spl-os-image.raw". both: region "spl-os-image.raw" is quite small and can't handle android kernels Fixing this requires growing some regions and moving others. Care has been taken to leave some room for further growth of "spl-os-args.raw". Also the "env" now appears in the dfu so that it's apparent that the region is not free space that can be used to grow "u-boot.img.raw". The MLO region is 0x100 sectors wide but the 0x100 are unused in case the MLO comes too overflow this areas. The total space allocated for those raw binaries is 16MB, of which 13+MB are reserved for the kernel image. Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
2017-06-03board: ti: enable support for writing to fat partitionSekhar Nori
Enable support for writing to FAT partitions on TI's boards. Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2017-05-22Convert CONFIG_SPL_BOARD_INIT to KconfigLey Foon Tan
This converts the following to Kconfig: CONFIG_SPL_BOARD_INIT Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com> [trini: Update the Kconfig logic] Signed-off-by: Tom Rini <trini@konsulko.com>
2017-04-08ti_armv7_common: env: Change FIT image name to match build nameAndrew F. Davis
The most common name for a FIT image containing a bootable kernel is "fitImage", as our builds now use this name also, change this to the default in our U-Boot environment. Signed-off-by: Andrew F. Davis <afd@ti.com>
2017-04-08ARM: ti: consolidate mmc environment variablesSekhar Nori
Introduce include/environment/ti/mmc.h that consolidates environment variable definitions for various TI boards that support MMC/SD. This allows reuse of same environment variables on non-ARMv7 TI platforms like OMAP-L138 for example. While at it, move DFU-related environment variable includes to only non-SPL builds for AM335x and AM437x since they are not really used for SPL today. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Reviewed-by: Lukasz Majewski <lukma@denx.de> Reviewed-by: Tom Rini <trini@konsulko.com>
2017-04-08ti_armv7_common: env: Use args_mmc in FIT loading pathAndrew F. Davis
The env command 'args_fit' does not define a root path, this forces us to embed the rootfs into the FIT image. FIT images do not need to contain a rootfs, when they do not the kernel will fall-back to the kernel argument 'root', if this is not defined the kernel will not boot. It is safe to add this as when we do have the rootfs in FIT this argument is ignored. As 'loadfit' is only called from the MMC boot path, use 'args_mmc' to correctly populate 'bootargs'. Signed-off-by: Andrew F. Davis <afd@ti.com> Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
2017-03-19Kconfig: Migrate CONFIG_BAUDRATEPhilipp Tomsich
Move this in to Kconfig with a default of 115200. Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> [trini: Run moveconfig.py, reword commit slightly] Signed-off-by: Tom Rini <trini@konsulko.com>
2017-03-18arm: Migrate SYS_THUMB_BUILD to Kconfig, introduce SPL_SYS_THUMB_BUILDTom Rini
Today, we have cases where we wish to build all of U-Boot in Thumb2 mode for various reasons. We also have cases where we only build SPL in Thumb2 mode due to size constraints and wish to build the rest of the system in ARM mode. So in this migration we introduce a new symbol as well, SPL_SYS_THUMB_BUILD to control if we build everything or just SPL (or in theory, just U-Boot) in Thumb2 mode. Signed-off-by: Tom Rini <trini@konsulko.com> Acked-by: Siarhei Siamashka <siarhei.siamashka@gmail.com>
2017-02-12flash: complete CONFIG_SYS_NO_FLASH move with renamingMasahiro Yamada
We repeated partial moves for CONFIG_SYS_NO_FLASH, but this is not completed. Finish this work by the tool. During this move, let's rename it to CONFIG_MTD_NOR_FLASH. Actually, we have more instances of "#ifndef CONFIG_SYS_NO_FLASH" than those of "#ifdef CONFIG_SYS_NO_FLASH". Flipping the logic will make the code more readable. Besides, negative meaning symbols do not fit in obj-$(CONFIG_...) style Makefiles. This commit was created as follows: [1] Edit "default n" to "default y" in the config entry in common/Kconfig. [2] Run "tools/moveconfig.py -y -r HEAD SYS_NO_FLASH" [3] Rename the instances in defconfigs by the following: find . -path './configs/*_defconfig' | xargs sed -i \ -e '/CONFIG_SYS_NO_FLASH=y/d' \ -e 's/# CONFIG_SYS_NO_FLASH is not set/CONFIG_MTD_NOR_FLASH=y/' [4] Change the conditionals by the following: find . -name '*.[ch]' | xargs sed -i \ -e 's/ifndef CONFIG_SYS_NO_FLASH/ifdef CONFIG_MTD_NOR_FLASH/' \ -e 's/ifdef CONFIG_SYS_NO_FLASH/ifndef CONFIG_MTD_NOR_FLASH/' \ -e 's/!defined(CONFIG_SYS_NO_FLASH)/defined(CONFIG_MTD_NOR_FLASH)/' \ -e 's/defined(CONFIG_SYS_NO_FLASH)/!defined(CONFIG_MTD_NOR_FLASH)/' [5] Modify the following manually - Rename the rest of instances - Remove the description from README - Create the new Kconfig entry in drivers/mtd/Kconfig - Remove the old Kconfig entry from common/Kconfig - Remove the garbage comments from include/configs/*.h Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-01-31mmc: move CONFIG_GENERIC_MMC to KconfigMasahiro Yamada
Now, CONFIG_GENERIC_MMC seems equivalent to CONFIG_MMC. Let's create an entry for "config GENERIC_MMC" with "default MMC", then convert all macro defines in headers to Kconfig. Almost all of the defines will go away. I see only two exceptions: configs/blanche_defconfig configs/sandbox_noblk_defconfig They define CONFIG_GENERIC_MMC, but not CONFIG_MMC. Something might be wrong with these two boards, so should be checked later. Anyway, this is the output of the moveconfig tool. This commit was created as follows: [1] create a config entry in drivers/mmc/Kconfig [2] tools/moveconfig.py -r HEAD GENERIC_MMC [3] manual clean-up of garbage comments in doc/README.* and include/configs/*.h Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Tom Rini <trini@konsulko.com>
2017-01-28cmd, disk: convert CONFIG_PARTITION_UUIDS, CMD_PART and CMD_GPTPatrick Delaunay
We convert CONFIG_PARTITION_UUIDS to Kconfig first. But in order to cleanly update all of the config files we must also update CMD_PART and CMD_GPT to also be in Kconfig in order to avoid complex logic elsewhere to update all of the config files. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com> Signed-off-by: Tom Rini <trini@konsulko.com>
2017-01-28disk: convert CONFIG_DOS_PARTITION to KconfigPatrick Delaunay
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com>
2017-01-14ti_armv7_common: env: Use FIT image configs by defaultAndrew F. Davis
This allows us to specify a FIT configuration that will automatically use the correct images from the FIT blob. Signed-off-by: Andrew F. Davis <afd@ti.com>
2016-12-29mmc: complete unfinished move of CONFIG_MMCMasahiro Yamada
Commit 7a777f6d6f35 ("mmc: Add generic Kconfig option") created a Kconfig entry for this option without any actual moves, then commit 44c798799f66 ("sunxi: Use Kconfig CONFIG_MMC") moved instances only for SUNXI. We generally do not like such partial moves. This kind of work is automated by tools/moveconfig.py, so it is pretty easy to complete this move. I am adding "default ARM || PPC || SANDBOX" (suggested by Tom). This shortens the configs and will ease new board porting. This commit was created as follows: [1] Edit Kconfig (remove the "depends on", add the "default", copy the prompt and help message from Linux) [2] Run 'tools/moveconfig.py -y -s -r HEAD MMC' Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
2016-12-04ti_armv7_common: env: Increase IO buffer sizeLokesh Vutla
There are certain environment variables whose length is greater than the defined IO buffer size. So, increase the IO buffer size to print the entire variables. Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com>
2016-12-03ti_armv7_common: env: Add support for loading FIT imagesLokesh Vutla
FIT is a new image format which is a Tree like structure and gives more flexibility in handling of various images. Mainly used for unification of multiple images in a single blob and provide security information for each image. U-Boot already has support for loading such images, so adding the environment support to load FIT image on all TI platforms. Reviewed-by: Andrew F. Davis <afd@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com>
2016-12-03ti_armv7_common: env: Consolidate support for loading images from mmcLokesh Vutla
Support for loading images from mmc is duplicated in all TI platforms. Add this information to DEFAULT_MMC_TI_ARGS so that it can be reused in all TI platforms. Reviewed-by: Andrew F. Davis <afd@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com>
2016-11-18spl: Remove CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORSSemen Protsenko
This option isn't used for anything, so get rid of it. Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
2016-11-18spl: Convert CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR to KconfigSemen Protsenko
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org> [trini: Fix sniper and kc1 migration] Signed-off-by: Tom Rini <trini@konsulko.com>
2016-10-23Convert CONFIG_SYS_CONSOLE_INFO_QUIET to KconfigSimon Glass
This converts the following to Kconfig: CONFIG_SYS_CONSOLE_INFO_QUIET Signed-off-by: Simon Glass <sjg@chromium.org> [trini: Make this default n, re-run the migration] Signed-off-by: Tom Rini <trini@konsulko.com>
2016-10-14spl: move SPL_OS_BOOT to KconfigHeiko Schocher
Move SPL_OS_BOOT to Kconfig and cleanup existing uses. Signed-off-by: Heiko Schocher <hs@denx.de>
2016-10-02ti_armv7_common: Disable Falcon Mode on HS devicesAndrew F. Davis
Authentication of images in Falcon Mode is not supported. Do not enable SPL_OS_BOOT when TI_SECURE_DEVICE is enabled. This prevents attempting to directly load kernel images which will fail, for security reasons, on HS devices, the board is locked if a non-authenticatable image load is attempted, so we disable attempting Falcon Mode. Signed-off-by: Andrew F. Davis <afd@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Acked-by: Lokesh Vutla <lokeshvutla@ti.com>
2016-09-27ti_armv7_common.h: Adjust malloc pool size in all cases.Tom Rini
Previously we had been adjusting CONFIG_SYS_MALLOC_LEN based on if CONFIG_DFU_MMC has been set or not. However, for quite some time this has not been the case as we often include <configs/ti_armv7_common.h> prior to setting CONFIG_DFU_MMC so we would always use 16MiB and then not have enough room for to DFU files. Given the amount of memory we always have, setting a minimum size of 32MiB for malloc is reasonable. However, in the SPL case not only do we not need that much we start running into overlap problems and then will fail to boot. Since we don't need 16MiB in the SPL case, bring this down to 8MiB. Signed-off-by: Tom Rini <trini@konsulko.com>