Jagan Teki [Thu, 4 Jun 2020 14:51:38 +0000 (20:21 +0530)]
Makefile: Drop to handle rkspi image type
On rockchip platforms, SPI boot image creation is not
straightforward like MMC boot image creation where former
requires to specify tpl, spl in multimage format in mkimage,
and later simply do a concatenate mkimaged-tpl with spl.
On this note, let drop rkspi image type creation via kbuild
and let inform via rockchip.rst
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Kever Yang [Wed, 3 Jun 2020 07:25:28 +0000 (15:25 +0800)]
rockchip: rk3399-evb: add stdout-path for the board
The 'stdout-path' is missing after dts sync. Fixes: 167efc2c7a ("arm64: dts: rk3399: Sync v5.7-rc1 from Linux") Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Tom Rini [Thu, 4 Jun 2020 22:12:57 +0000 (18:12 -0400)]
Merge branch '2020-06-04-misc-bugfixes'
- Resync checkpatch.pl (largely) with v5.7 and introduce U-Boot specific
checks in a localized area, so they aren't lost in the future.
- Complete / re-migrate some options from config headers to defconfigs
- Add dependencies to the various debug uart drivers
Simon Glass [Fri, 22 May 2020 22:32:35 +0000 (16:32 -0600)]
checkpatch.pl: Update to v5.7
Keep the U-Boot changes to $logFunctions
Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Resync with v5.7 release which changed the default max line
length, update commit to reflect] Signed-off-by: Tom Rini <trini@konsulko.com>
The config header for this platform disables both CMD_SF and CMD_SPI and
the defconfig leaves them enabled. Disable them from the defconfig and
enable them in the header.
Cc: Marek Vasut <marek.vasut+renesas@gmail.com> Cc: Masakazu Mochizuki <masakazu.mochizuki.wd@hitachi.com> Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Tue, 26 May 2020 19:06:14 +0000 (15:06 -0400)]
bcmstb: Migrate CONFIG_CMD_EXT[24]
The common config header for bcm7260 and bcm7445 enable
CONFIG_CMD_EXT2/EXT4 but the defconfigs do not. This results in the
commands being disabled. Enable them via the defconfig.
Cc: Thomas Fitzsimmons <fitzsim@fitzsim.org> Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Tue, 26 May 2020 19:06:13 +0000 (15:06 -0400)]
mx6memcal: Finish migration to defconfig options
The config header for this platform uses '#undef' in a number of cases.
All of the MMC related ones were already handled correctly in the
defconfig file. In the case of CONFIG_CMD_FUSE, the command was being
built and enabled via defconfig. Disable it in the defconfig, cleanup
the header.
Reviewed-by: Eric Nelson <eric@nelint.com> Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Tue, 26 May 2020 19:06:12 +0000 (15:06 -0400)]
pfla02: Rework excluding NAND from SPL
Rather than only enable CONFIG_CMD_NAND for non-SPL builds, move the CMD
options to defconfig and rework the guards to not try and call the
function in SPL builds.
Michal Simek [Thu, 28 May 2020 10:05:12 +0000 (12:05 +0200)]
serial: Add missing Kconfig dependencies for debug consoles
Debug console is the part of serial driver in the same file. It means to be
able to enable debug console you also need to enable driver itself.
That's why add all dependecies and list only debug consoles which are
enabled based on driver selection to avoid compilation error when user
asks for certain debug console but driver is not enable for it.
Error:
aarch64-linux-gnu-ld.bfd: common/built-in.o: in function `putc':
/home/monstr/data/disk/u-boot/common/console.c:513: undefined reference to `printch'
aarch64-linux-gnu-ld.bfd: common/built-in.o: in function `puts':
/home/monstr/data/disk/u-boot/common/console.c:563: undefined reference to `printch'
Signed-off-by: Michal Simek <michal.simek@xilinx.com> Reviewed-by: Simon Glass <sjg@chromium.org>
[trini: Fix ns16550 dependency, add ZYNQ_SERIAL, change S5P] Signed-off-by: Tom Rini <trini@konsulko.com>
- Fixes 7e249bc13aaf: ("riscv: Move all SMP related SBI calls to
SBI_v01") Move sbi_probe_extension() out of CONFIG_SBI_V01.
- SiFive FU540 support SPL.
Bin Meng [Wed, 27 May 2020 09:04:53 +0000 (02:04 -0700)]
riscv: sbi: Move sbi_probe_extension() out of CONFIG_SBI_V01
sbi_probe_extension() is an API defined in SBI v0.2, not v0.1.
Fixes 7e249bc13aaf: ("riscv: Move all SMP related SBI calls to SBI_v01") Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Rick Chen <rick@andestech.com>
Bin Meng [Wed, 27 May 2020 09:04:52 +0000 (02:04 -0700)]
riscv: sbi: Remove sbi_spec_version
U-Boot defaults to use SBI v0.2. Howerver there is a global variable
sbi_spec_version that stills refers to v0.1. Since it is not used
anywhere, let's remove it.
Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Rick Chen <rick@andestech.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:38 +0000 (11:33 +0530)]
configs: fu540: Add config options for U-Boot SPL
With sifive_fu540_defconfig:
User can use FSBL or u-boot-spl.bin anyone at a time.
For FSBL,
fsbl->fw_payload.bin (opensbi + U-Boot)
For u-boot-spl.bin,
u-boot-spl.bin->FIT image (opensbi + U-Boot proper + dtb)
U-Boot SPL will be loaded by ZSBL from SD card (replace fsbl.bin with
u-boot-spl.bin) and runs in L2 LIM in machine mode and then load FIT
image u-boot.itb from SD card into RAM.
U-Boot SPL expects u-boot.itb FIT image at the starting of SD card sector
number (0x822) of GUID type "2E54B353-1271-4842-806F-E436D6AF6985"
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:35 +0000 (11:33 +0530)]
riscv: sifive: fu540: add SPL configuration
Add a support for SPL which will boot from L2 LIM (0x0800_0000) and
then SPL will boot U-Boot FIT image (OpenSBI FW_DYNAMIC + u-boot.bin)
from MMC boot devices.
SPL related code is leveraged from FSBL
(https://github.com/sifive/freedom-u540-c000-bootloader.git)
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:34 +0000 (11:33 +0530)]
riscv: cpu: fu540: Add support for cpu fu540
Add SiFive fu540 cpu to support RISC-V arch
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:32 +0000 (11:33 +0530)]
riscv: sifive: dts: fu540: set ethernet clock rate
Set ethernet clock rate to 125 Mhz so that it will work with 1000Mbps,
Earlier this is done by FSBL. With this change We can remove the
ethernet clock rate code from FSBL.
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
U-Boot ethernet works with FSBL flow where releasing ethernet clock
reset is part of FSBL itself but with the SPL, We need to release
ethernet clock reset explicitly for U-Boot proper. With this change
Release ethernet clock reset code in FSBL might not be needed or
unaffected.
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:29 +0000 (11:33 +0530)]
clk: sifive: fu540-prci: Add clock enable and disable ops
Added clock enable and disable functions in prci ops
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:28 +0000 (11:33 +0530)]
riscv: sifive: dts: fu540: add U-Boot dmc node
Add dmc node to enable ddr driver. dmc is used to
initialize the memory controller.
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Devicetree files in FU540 platform is synced from Linux, like other
platforms does. Apart from these U-Boot in FU540 would also require
some U-Boot specific node like clint.
So, create board specific -u-boot.dtsi files. This would help of
maintain U-Boot specific changes separately without touching Linux
dts(i) files which indeed easy for syncing from Linux between
releases.
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:22 +0000 (11:33 +0530)]
riscv: sifive: fu540: Use OTP DM driver for serial environment variable
Use the OTP DM driver to set the serial environment variable.
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Pragnesh Patel [Fri, 29 May 2020 06:03:21 +0000 (11:33 +0530)]
misc: add driver for the SiFive otp controller
Added a misc driver to handle OTP memory in SiFive SoCs.
Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Tested-by: Jagan Teki <jagan@amarulasolutions.com>
Tom Rini [Wed, 3 Jun 2020 18:10:03 +0000 (14:10 -0400)]
Merge tag 'efi-2020-07-rc4' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi
Pull request for UEFI sub-system for efi-2020-07-rc4
This patch series addresses the following issues:
* allow compiling with clang
* add missing function descriptions to the HTML documentation
* simplify the validation of UEFI images
* validate load options in the UEFI boot manager
In a preparatory patch a structure definition is moved.
Tom Rini [Wed, 3 Jun 2020 15:44:12 +0000 (11:44 -0400)]
Merge branch '2020-06-03-misc-bugfixes'
- Update various docs to not have 'ARCH=' in them as that's not part of
how U-Boot builds.
- Add macOS tools-only build to Azure to help catch problems on BSD
hosts with tools.
- Bugfixes from the latest header cleanup around ARCH_DMA_MINALIGN
- Assorted small Kconfig logic/typo corrections
- Add a default hash to FIT images that have their its auto generated.
- Other assorted fixes
AKASHI Takahiro [Fri, 29 May 2020 06:41:18 +0000 (15:41 +0900)]
efi_loader: signature: move efi_guid_cert_type_pkcs7 to efi_signature.c
The global variable, efi_guid_cert_type_pkcs7, will also be used in
efi_image_loader.c in a succeeding patch so as to correctly handle
a signature type of authenticode in signed image.
Meanwhile, it is currently defined in efi_variable.c. Once some secure
storage solution for UEFI variables is introduced, efi_variable.c may
not always be compiled in.
So move the definition to efi_signature.c as a common place.
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org> Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Knowing that at least one section header follows the optional header we
only need to check for the length of the 64bit header which is longer than
the 32bit header.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
On ARM systems gd is stored in register r9 or x18. When compiling with
clang gd is defined as a macro calling function gd_ptr(). So we can not
make assignments to gd.
In the UEFI sub-system we need to save gd when leaving to UEFI binaries and
have to restore gd when reentering U-Boot.
Define a new function set_gd() for setting gd and use it in the UEFI
sub-system.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Tested-by: Tom Rini <trini@konsulko.com>
For passing the optional data of the load option to the loaded imaged
protocol we need its size.
efi_deserialize_load_option() is changed to return the size of the optional
data.
As a by-product we get a partial validation of the load option.
Checking the length of the device path remains to be implemented.
Some Coverity defects identified the load options as user input because
get_unaligned_le32() and get_unaligned_le16() is called. But non of these
Coverity defects can be resolved without marking functions with Coverity
specific tags.
Frédéric Danis [Wed, 20 May 2020 07:13:26 +0000 (09:13 +0200)]
bootcount_ext: Add Ext4 build dependency
This config option depends on EXT4 support.
If Ext4 write capability is not selected, it generate write error messages
and is unable to maintain boot counter.
Tom Rini [Tue, 26 May 2020 18:36:51 +0000 (14:36 -0400)]
rockchip: Remove ARCH= references from documentation
When building U-Boot we select the architecture via Kconfig and not ARCH
being passed in via the environment or make cmdline.
Acked-by: Kever Yang <kever.yang@rock-chips.com> Cc: Simon Glass <sjg@chromium.org> Cc: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> Acked-by: Klaus Goger <klaus.goger@theobroma-systems.com> Cc: Jagan Teki <jagan@amarulasolutions.com> Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Tom Rini [Tue, 26 May 2020 18:36:49 +0000 (14:36 -0400)]
imx: Remove ARCH= references from documentation
When building U-Boot we select the architecture via Kconfig and not ARCH
being passed in via the environment or make cmdline.
Cc: Adam Ford <aford173@gmail.com> Cc: Vanessa Maegima <vanessa.maegima@nxp.com> Cc: Otavio Salvador <otavio@ossystems.com.br> Cc: Igor Opaniuk <igor.opaniuk@toradex.com> Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Wed, 27 May 2020 00:39:03 +0000 (20:39 -0400)]
Azure: Add 'tools-only' build for macOS X hosts
Add building the 'tools-only' target on macOS X 'Catalina'. Hopefully
this will catch changes to host tools that are incompatible on BSD style
environments.
Harald Seiler [Thu, 28 May 2020 15:54:45 +0000 (17:54 +0200)]
tools: fw_env: Fix warning when reading too little
When using CONFIG_ENV_IS_IN_FAT and the config-file specifies a size
larger than what U-Boot wrote into the env-file, a confusing error
message is shown:
$ fw_printenv
Read error on /boot/uboot.env: Success
Fix this by showing a different error message when read returns too
little data.
Simon Glass [Sat, 30 May 2020 16:29:03 +0000 (10:29 -0600)]
usb: ohci: Add header file for ARCH_DMA_MINALIGN
This is defined in the asm/cache.h header file. Update this header file to
include it so it gets the same value consistently across U-Boot.
This fixes 'usb host' on omapl138_lcdk.
Fixes: 90526e9fbac ("common: Drop net.h from common header") Reported-by: Adam Ford <aford173@gmail.com> Signed-off-by: Simon Glass <sjg@chromium.org> Tested-by: Adam Ford <aford173@gmail.com> Reviewed-by: Tom Rini <trini@konsulko.com>
- Corrected some FSP-M/FSP-S settings for Chromebook Coral
- ICH SPI driver and mrccache fixes for obtaining the SPI memory map
- Fixed various warnings generated by latest version IASL when compiling
ACPI tables
Bin Meng [Mon, 1 Jun 2020 04:15:15 +0000 (21:15 -0700)]
x86: quark: acpi: Replace _ADR() by _UID() in description of PCI host bridge
PCI Firmware specification requires _UID() and doesn't require _ADR()
to be set. Replace latter by former. This fixes the following warning
reported by ACPICA 20200430:
Warning 3073 - Multiple types (Device object requires either a _HID
or _ADR, but not both)
Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Bin Meng [Mon, 1 Jun 2020 04:15:14 +0000 (21:15 -0700)]
x86: baytrail: acpi: Replace _ADR() by _UID() in description of PCI host bridge
PCI Firmware specification requires _UID() and doesn't require _ADR()
to be set. Replace latter by former. This fixes the following warning
reported by ACPICA 20200430:
Warning 3073 - Multiple types (Device object requires either a _HID
or _ADR, but not both)
Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Bin Meng [Mon, 1 Jun 2020 04:15:13 +0000 (21:15 -0700)]
x86: baytrail: acpi: Create buffers outside of the methods
Create buffers outside of the methods as ACPICA 20200430 complains
about this:
Remark 2173 - Creation of named objects within a method is highly
inefficient, use globals or method local variables instead
(\_SB.PCI0.LPCB.IURT._CRS)
Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Andy Shevchenko [Thu, 28 May 2020 09:17:36 +0000 (12:17 +0300)]
x86: tangier: acpi: Drop _HID() where enumerated by _ADR()
ACPICA complains that either _HID() or _ADR() should be used.
For General Purpose DMA we may not drop the _ADR() because
the device is enumerated by PCI. Thus, simple drop _HID().
Reported-by: Bin Meng <bmeng.cn@gmail.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
Andy Shevchenko [Thu, 28 May 2020 09:17:35 +0000 (12:17 +0300)]
x86: tangier: acpi: Drop _ADR() where _HID() is present
ACPICA complains that either _HID() or _ADR() should be used.
Drop _ADR() where _HID() is present.
Reported-by: Bin Meng <bmeng.cn@gmail.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
Andy Shevchenko [Thu, 28 May 2020 09:17:34 +0000 (12:17 +0300)]
x86: tangier: acpi: Replace _ADR() by _UID() in description of PCI host bridge
PCI Firmware specification requires _UID() and doesn't require _ADR()
to be set. Replace latter by former.
Reported-by: Bin Meng <bmeng.cn@gmail.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
Andy Shevchenko [Thu, 28 May 2020 09:17:33 +0000 (12:17 +0300)]
x86: tangier: acpi: Create buffers outside of the methods
Create buffers outside of the methods as ACPICA 20200214 complains about this:
Remark 2173 - Creation of named objects within a method is
highly inefficient, use globals or method local variables
instead
Reported-by: Bin Meng <bmeng.cn@gmail.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Wed, 27 May 2020 11:42:13 +0000 (05:42 -0600)]
x86: coral: Correct some FSP-S settings
Some settings were modified slightly in the device-tree conversion. Return
these to their original values. This includes some audio settings and a
few others that have changed.
Note that we still rely on the FSP defaults for most values, so there is
no need to specify a value if the FSP default is suitable.
This makes WiFi work again.
Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Wed, 27 May 2020 12:58:49 +0000 (06:58 -0600)]
x86: mrccache: Allow use before driver model is active
The change to avoid searching the device tree does not work on boards
wich don't have driver model set up this early, for example minnowmax.
Put back the old code (converted to livetree) as a fallback for these
devices. Also update the documentation.
This is tested on minnowmax, link, samus and coral.
Fixes: 87f1084a630 (x86: Adjust mrccache_get_region() to use livetree) Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> (on Intel minnowmax)
Simon Glass [Wed, 27 May 2020 12:58:47 +0000 (06:58 -0600)]
x86: spi: Rewrite logic for obtaining the SPI memory map
At present this logic does not work on link and samus, since their SPI
controller is not a PCI device, but a child of the PCH.
Unfortunately, fixing this involves a lot of extra logic. Still, this was
requested in the review of the fix-up patch, so here it is.
Fixes: 92842147c31 ("spi: ich: Add support for get_mmap() method") Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> (on Intel minnowmax)
Simon Glass [Wed, 27 May 2020 12:58:46 +0000 (06:58 -0600)]
x86: spi: Add a way to access the SPI mapping via registers
At present the PCI BDF (bus/device/function) is needed to access the SPI
mapping, since the registers are at BAR0. This doesn't work when PCI
auto-config has not been done yet, since BARs are unassigned.
Add another way to find the mapping, using the MMIO base, if the caller
knows this.
Also add a missing function comment.
Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
projects / u-boot.git / log