Chris Packham [Thu, 28 Sep 2017 21:53:36 +0000 (10:53 +1300)]
i2c: muxes: pca954x: look up width from chip_desc
Commit 8e6eda7cda6c ("drivers/i2c/muxes/pca954x: Add pca9547 I2C mux
support") introduced a chip_desc for the pca954x devices but failed to
update pca954x_ofdata_to_platdata() to be aware of it. Make
pca954x_ofdata_to_platdata() lookup the chip_desc to validate the device
width.
Signed-off-by: Chris Packham <judge.packham@gmail.com> Reviewed-by: Marek Behun <marek.behun@nic.cz>
The option is specified in Kconfig, but still a few config header files
are overriding the choice by #undef'ing it. Re-sync the option with
moveconfig to rid of the #undefs.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Having this as a 'default y' is rather annoying because it doesn't
actually compile unless other options are defined in the board header:
../cmd/bootm.c: In function 'do_imls_nor':
../cmd/bootm.c:330:7: error: 'CONFIG_SYS_MAX_FLASH_BANKS' undeclared (first use in this function); did you mean 'CONFIG_SYS_MAX_FLASH_SECT'?
i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) {
Make it 'default n' so people who develop new boards that start from a
blank defconfig have one less compilation failure to debug.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Marek Vasut [Wed, 4 Oct 2017 01:03:50 +0000 (03:03 +0200)]
ARM: rmobile: Fixup ULCB CPLD support after PFC rework
The ULCB CPLD support was not updated during the PFC table rework,
fix up the GPIO numbers until the CPLD support is rewritten to a
proper DM capable and DT probing driver.
Klaus Goger [Wed, 20 Sep 2017 11:50:41 +0000 (13:50 +0200)]
dm: ofnode: query correct property in livetree ofnode_get_addr_size
The livetree codepath of ofnode_get_addr_size always used the "reg"
property for of_get_property. Use the property parameter of the function
call instead and check the return value if the property exists.
Otherwise return FDT_ADDR_T_NONE.
This was discoverd while using SPI NOR with livetree.
spi_flash_decode_fdt checks for memory-map and will not fail with
livetree even if the property does not exist.
Signed-off-by: Klaus Goger <klaus.goger@theobroma-systems.com> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Simon Glass [Sun, 17 Sep 2017 22:54:53 +0000 (16:54 -0600)]
dm: gpio: Correct use of -ENODEV in drivers
In U-Boot -ENODEV means that there is no device. When there is a problem
with the device, drivers should return an error like -ENXIO or -EREMOTEIO.
When the device tree properties cannot be read correct , they should
return -EINVAL.
Update various GPIO drivers to follow this rule, to help with consistency
for future driver writers.
Signed-off-by: Simon Glass <sjg@chromium.org> Reported-by: Adam Ford <aford173@gmail.com>
Simon Glass [Sun, 17 Sep 2017 22:54:52 +0000 (16:54 -0600)]
dm: gpio: Add a comment about not copying some drivers
These three drivers all use U_BOOT_DEVICE rather than device tree to
create devices, so have to do manual allocation of platform data. This is
not true for new platforms.
Add a more explicit comment so that people do not copy this approach with
new boards.
Signed-off-by: Simon Glass <sjg@chromium.org> Reported-by: Adam Ford <aford173@gmail.com>
Simon Glass [Sun, 17 Sep 2017 22:54:51 +0000 (16:54 -0600)]
dm: gpio: vybrid_gpio: Correct driver's use of bind() method
It does not look like this driver needs to use a bind() method. It does
not manually create devices with device_bind() nor does it create devices
using U_BOOT_DEVICE(). It seems to only use device tree.
Therefore the manual allocation of platform data is not needed and is
confusing. Also platform data should be set up by the ofdata_to_platdata()
method, not bind().
Update the driver in case others use it as a model in future.
Signed-off-by: Simon Glass <sjg@chromium.org> Reported-by: Adam Ford <aford173@gmail.com>
Patrice Chotard [Tue, 3 Oct 2017 13:47:59 +0000 (15:47 +0200)]
configs: stm32: update SRAM address for STM32H7 disco and eval
As suggested by Vikas Manocha, update embedded SRAM address
to use AXI SRAM available on D1 domain instead of using
AHB SRAM (D2 domain).
On some STM32H743 SoCs, D2 domain SRAM is accessible even if
SRAMxEN bit in AHB2ENR bits are not set whereas on others SoCs
version it's not accessible.
Bo Shen [Tue, 3 Oct 2017 05:47:59 +0000 (22:47 -0700)]
ARM: stm32f7: fix prescaler calculation of timer
As the timer 2 is on APB1 bus, the maximum of clock frequency of APB1 timer
clock is half of SYSCLK. Then to calculate the timer prescaler for timer 2
which need to be divided by 2.
Signed-off-by: Bo Shen <voice.shen@gmail.com> Reviewed-by: Vikas Manocha <vikas.manocha@st.com>
Tuomas Tynkkynen [Sat, 30 Sep 2017 23:25:21 +0000 (02:25 +0300)]
fs/fat: Fix 'CACHE: Misaligned operation at range' warnings
The 'block' field of fat_itr needs to be properly aligned for DMA and
while it does have '__aligned(ARCH_DMA_MINALIGN)', the fat_itr structure
itself needs to be properly aligned as well.
While at it use malloc_cache_aligned() for the other aligned allocations
in the file as well.
Fixes: 2460098cffacd1 ("fs/fat: Reduce stack usage") Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Reviewed-by: Tom Rini <trini@konsulko.com>
Tom Rini [Fri, 29 Sep 2017 18:32:44 +0000 (14:32 -0400)]
cmd: Make CMD_LZMA / CMD_UNZIP default y if CMD_BOOTI
In the Linux Kernel on ARM64, the Image.COMPRESSION file is not
self-extracting in the way that x86 and ARM images are. So when
CMD_BOOTI is enabled we should also default to enabling CMD_UNZIP and
CONFIG_LZMA in order for the user to be able to decompress many of the
common compressions that will be done to an Image file.
Sam Protsenko [Thu, 28 Sep 2017 19:33:45 +0000 (12:33 -0700)]
scripts: Move Kconfig contents to cmd/Kconfig
On case-insensitive file systems we have collision between
scripts/kconfig/ directory and scripts/Kconfig file. This patch moves
scripts/Kcofnig contents to cmd/Kconfig to fix that.
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org> Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
serial: stm32x7: remove useless CONFIG_CLK and OF_CONTROL flag
This driver is currently used by STM32F7 and STM32H7 SoCs.
As CONFIG_CLK and OF_CONTROL flags are set by default for these
2 SoCs, this flag becomes useless in this driver, so remove it.
relocate_code() allocates 32 bytes stack frame but only 16 bytes are
freed before return. it will cause errors to possible previous frames
and doesn't make relocate_code() look like a function.
fix by freeing 32 bytes stack space
Signed-off-by: zijun_hu <zijun_hu@htc.com> Reviewed-by: Simon Glass <sjg@chromium.org>
ARMv8: get new GD address from gd->new_gd directly
the new GD address is calculated via board data BD currently
it require the new GD area locates below BD tightly, so a strict
constraint is imposed on memory layout which maybe make special
platform unpleasant.
fix it by getting new GD address from gd->new_gd directly.
Signed-off-by: zijun_hu <zijun_hu@htc.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Tom Rini [Sat, 7 Oct 2017 15:27:59 +0000 (11:27 -0400)]
cmd/gpt.c, cmd/nvedit.c, tools/fit_image.c: Rework recent fixes for Coverity
The recent changes to these files did not completely fix the previous
issues, or introduced different (minor) issues. In cmd/gpt.c we need to
dereference str_disk_guid to be sure that malloc worked. In
cmd/nvedit.c we need to be careful that we can also fit in that leading
space when adding to the string. And in tools/fit_image.c we need to
re-work the error handling slightly in fit_import_data() so that we only
call munmap() once. We have two error paths here, one where we have an
fd to close and one where we do not. Adjust labels to match this.
Reported-by: Coverity (CID: 167366, 167367, 167370) Signed-off-by: Tom Rini <trini@konsulko.com>
Andy Shevchenko [Tue, 3 Oct 2017 11:55:08 +0000 (14:55 +0300)]
x86: edison: Bring minimal ACPI support to the board
This board is based on Intel Tangier SoC (Intel Merrifield platform)
and may utilize ACPI powerfulness.
Bring minimum support by appending initial DSDT table for it.
Note, the addresses for generated tables are carefully chosen to avoid
any conflicts with existing shadowed BIOS data. The user have somewhat
like ~31 kB available for compiled ACPI tables that ought to be enough.
Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Andy Shevchenko [Tue, 3 Oct 2017 11:55:07 +0000 (14:55 +0300)]
x86: tangier: Enable ACPI support for Intel Tangier
Intel Tangier SoC is a part of Intel Merrifield platform which doesn't
utilize ACPI by default. Here is an attempt to unleash ACPI flexibility
power on Intel Merrifield based platforms.
The change brings minimum support of the devices that found on
Intel Merrifield based end user device.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tom Rini [Wed, 27 Sep 2017 02:14:44 +0000 (22:14 -0400)]
tools/fit_image.c: Update some return code paths
Coverity has found some problems with the return paths in parts of this
code. We have a case where we were going to the wrong part of the
unwind (open() failed so we cannot close the fd), a case where we were
only free()ing our buf on the error path and finally a case where we did
not munmap in the failure path.
Reported-by: Coverity (CID: 138492, 138495, 143064) Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Wed, 27 Sep 2017 00:44:32 +0000 (20:44 -0400)]
cmd/pxe.c: Rework initrd and bootargs handling slightly
For the initrd portion of handling our bootm arguments we do not have a
sufficiently long enough buffer for some improbable 64bit cases. Expand
this buffer to allow for a 64bit address and almost 256MB initrd to be
used. Make use of strncpy/strncat when constructing the values here
since we know what the worst case valid values are, length wise.
Similarly for bootargs themselves, we need to make use of strlen/sizeof
and strncpy/strncat to ensure that we don't overflow bootargs itself.
Cc: Simon Glass <sjg@chromium.org> Cc: Alexander Graf <agraf@suse.de> Reported-by: Coverity (CID: 131256) Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Tue, 26 Sep 2017 23:37:11 +0000 (19:37 -0400)]
cmd/nvedit.c: Update input handling to cover overflow cases
When we have multiple messages provided, we need to be sure that we do
not exceed the length of our 'message' buffer. In the for loop, make
sure that pos is not larger than message. Only copy in at most however
much of the message buffer remains. Finally, if we have not reached the
end of the message buffer, put in a space and NULL, and if we have,
ensure the buffer is now NULL termined.
Reported-by: Coverity (CID: 165116) Signed-off-by: Tom Rini <trini@konsulko.com>
Tom Rini [Tue, 26 Sep 2017 18:08:30 +0000 (14:08 -0400)]
test/dm: Fix string handling issues in the eth test
Coverity scan has identified potential buffer overruns in these tests.
Correct this by zeroing our buffer and using strncpy not strcpy.
Reported-by: Coverity (CID: 155462, 155463) Cc: Joe Hershberger <joe.hershberger@ni.com> Cc: Simon Glass <sjg@chromium.org> Cc: Bin Meng <bmeng.cn@gmail.com> Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>
Tom Rini [Tue, 26 Sep 2017 16:43:12 +0000 (12:43 -0400)]
test/overlay: Fix various malloc/free leaks
With the overlay tests now being built in sandbox Coverity has found a
number of issues in the tests. In short, if malloc ever failed we would
leak the previous mallocs, so we need to do the usual goto pattern to
free each in turn. Finally, we always looked at the free()d location to
see how many tests had failed for the return code.
Create a common exit for most of the error handling code in
do_rename_gpt_parts. Delete the list elements in disk_partitions
before calling INIT_LIST_HEAD from get_gpt_info() a second time.
The SIZEOF_MISMATCH error is not addressed, since that problem was
already fixed by "GPT: incomplete initialization in
allocate_disk_part".
Tuomas Tynkkynen [Mon, 25 Sep 2017 19:06:34 +0000 (22:06 +0300)]
fs-test: Add test for a filename using '..' to go back to the root
The previous commit fixed a problem in FAT code where going back to the
root directory using '..' wouldn't work correctly on FAT12 or FAT16.
Add a test to exercise this case (which was once fixed in commit 18a10d46f26 "fat: handle paths that include ../" but reintroduced due to
the directory iterator refactoring).
This test only very barely catches the problem - without the fix the
size command still gives valid output but the additional spurious
"Invalid FAT entry" error message makes it not get caught in the
'egrep -A3 ' output. I tried to make a proper test that grows the root
directory to two clusters lots of with dummy files but that causes the
write tests to crash the sandbox totally...
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Reviewed-by: Tom Rini <trini@konsulko.com>
Tuomas Tynkkynen [Mon, 25 Sep 2017 19:06:33 +0000 (22:06 +0300)]
fs/fat: Fix pathnames using '..' that lead to the root directory
If we end up back in the root directory via a '..' directory entry, set
itr->is_root accordingly. Failing to do that gives spews like
"Invalid FAT entry" and being unable to access directory entries located
past the first cluster of the root directory.
Fixes: 8eafae209c35 ("fat/fs: convert to directory iterators") Reviewed-by: Tom Rini <trini@konsulko.com> Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Tuomas Tynkkynen [Mon, 25 Sep 2017 19:06:32 +0000 (22:06 +0300)]
fs-test: Add FAT16 support
Currently we can only test FAT32 which is the default FAT version that
mkfs.vfat creates by default. Instead make it explicitly create either a
FAT16 or a FAT32 volume. This allows us to exercise more code, for
instance the root directory handling is done differently in FAT32 than
the older FATs.
Adding FAT12 support is a much bigger job since the test creates a 2.5GB
file and the FAT12 maximum partition size is way smaller than that.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Reviewed-by: Tom Rini <trini@konsulko.com>
Tuomas Tynkkynen [Mon, 25 Sep 2017 19:06:31 +0000 (22:06 +0300)]
fs/ext4: Fix group descriptor checksum calculation
The current code doesn't compute the group descriptor checksum correctly
for the filesystems that e2fsprogs 1.43.4 creates (they have
'Group descriptor size: 64' as reported by tune2fs). Extend the checksum
calculation to be done as ext4_group_desc_csum() does in Linux.
This fixes these errors in dmesg from running fs-test.sh and makes it
succeed again:
[1671902.620699] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (35782!=10965)
[1671902.620706] EXT4-fs (loop1): group descriptors corrupted!
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Felix Brack [Fri, 22 Sep 2017 12:27:28 +0000 (14:27 +0200)]
doc: Fix statements on case sensitivity for regulator prefix
The regulator bindings state that regulator prefixes are allowd to be
in upper or lower case. However pmic_bind_children from pmic_uclass uses
strncmp to compare DT node name against prefix. This comparison is case
sensitive hence the regulator driver prefix case matters.
Sam Protsenko [Thu, 21 Sep 2017 22:51:59 +0000 (01:51 +0300)]
omap: Fix warning when looking for userdata part
When eMMC was formattaed for Linux partition table, "userdata" partition
is missing. In this case, part_get_info_by_name() iterates over all
registered drivers (which are PART_TYPE_EFI, PART_TYPE_DOS and
PART_TYPE_ISO). And when it comes to PART_TYPE_ISO (which has empty
partition table), we can see next warning in U-Boot output:
** First descriptor is NOT a primary desc on 1:1 **
This patch switches to part_get_info_by_name_type() API in order to
check only EFI partitions for "userdata" partitions. This eliminates
mentioned warning.
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org>
Sam Protsenko [Thu, 21 Sep 2017 22:51:58 +0000 (01:51 +0300)]
disk: Provide API to get partition by name for specific type
There is already existing function part_get_info_by_name().
But sometimes user is particularly interested in looking for only
specific partition type. This patch implements such an API that
provides partition searching by name for specified partition type.
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org>
Sam Protsenko [Thu, 21 Sep 2017 20:01:00 +0000 (23:01 +0300)]
omap: Omit fastboot.userdata_size related errors
When using regular $partitions variable (for Linux boot), we can see
some unwanted messages:
> ERROR: cannot find partition: 'userdata'
> at arch/arm/mach-omap2/utils.c:96/omap_mmc_get_part_size()
> Warning: fastboot.userdata_size: unable to calc
Let's remove those, as missing 'userdata' partition is correct behavior
for Linux partition, and we don't want to see some Android-related
messages in this case.
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
(Note that the 'highmem=off' parameter to the 'virt' machine is required for
PCI to work in U-Boot.) This command line enables the following:
- u-boot.bin loaded and executing in the emulated flash at address 0x0
- A generated device tree blob placed at the start of RAM
- A freely configurable amount of RAM, described by the DTB
- A PL011 serial port, discoverable via the DTB
- An ARMv7 architected timer
- PSCI for rebooting the system
- A generic ECAM-based PCI host controller, discoverable via the DTB
Additionally, QEMU allows plugging a bunch of useful peripherals to the PCI bus.
The following ones are supported by both U-Boot and Linux:
- To add a Serial ATA disk via an Intel ICH9 AHCI controller, pass e.g.:
-drive if=none,file=disk.img,id=mydisk -device ich9-ahci,id=ahci -device ide-drive,drive=mydisk,bus=ahci.0
- To add an Intel E1000 network adapter, pass e.g.:
-net nic,model=e1000 -net user
- To add an EHCI-compliant USB host controller, pass e.g.:
-device usb-ehci,id=ehci
- To add a NVMe disk, pass e.g.:
-drive if=none,file=disk.img,id=mydisk -device nvme,drive=mydisk,serial=foo
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Tuomas Tynkkynen [Tue, 19 Sep 2017 20:18:06 +0000 (23:18 +0300)]
PCI: Add driver for a 'pci-host-ecam-generic' host controller
QEMU emulates such a device with '-machine virt,highmem=off' on ARM.
The 'highmem=off' part is required for things to work as the PCI code
in U-Boot doesn't seem to support 64-bit BARs.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tuomas Tynkkynen [Tue, 19 Sep 2017 20:18:04 +0000 (23:18 +0300)]
pci: xilinx: Use pci_generic_mmap_{read, write}_config()
Use the new helper function to avoid boilerplate in the driver.
Note that this changes __raw_writel et al. to writel. AFAICT this is
no problem because:
- The Linux driver for the same hardware uses the non-__raw variants as
well (via pci_generic_config_write()).
- This driver seems to be used only on MIPS so far, where the __raw and
non-__raw accessors are the same.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tuomas Tynkkynen [Tue, 19 Sep 2017 20:18:03 +0000 (23:18 +0300)]
pci: Add helper for implementing memory-mapped config space accesses
This sort of pattern for implementing memory-mapped PCI config space
accesses appears in U-Boot twice already, and a third user is coming up.
So add helper functions to avoid code duplication, similar to how Linux
has pci_generic_config_write and pci_generic_config_read.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
spl: dm: Make it possible for the SPL to pick its own DTB from a FIT
u-boot can be embedded within a FIT image with multiple DTBs. It then
selects at run-time which one is best suited for the platform.
Use the same principle here for the SPL: put the DTBs in a FIT image,
compress it (LZO, GZIP, or no compression) and append it at the end of the
SPL.
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
[trini: Move default y of SPL_MULTI_DTB_FIT_DYN_ALLOC to it being the
default choice if SYS_MALLOC_F, drop spl.h include from lib/fdtdec.c
it's unused.]
Signed-off-by Tom Rini <trini@konsulko.com>
dts: renamed FIT_EMBED to MULTI_DTB_FIT and moved it to the dts Kconfig
CONFIG_FIT_EMBED might be confused with CONFIG_OF_EMBED, rename it
MULTI_DTB_FIT as it is able to get a DTB from a FIT image containing
multiple DTBs. Also move the option to the Kconfig dedicated to the DTS
options and create a README for this feature.
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Tom Rini [Wed, 4 Oct 2017 20:44:30 +0000 (16:44 -0400)]
common: Drop LOGLEVEL to 4
While this came in with a default value of 6 I am lowering this to 4.
The MTD/UBI code has a large number of error messages that we include
now. In addition, "normally" warning messages are not included so this
feels like a more natural level to have.
Many drivers had started to use dev_err, dev_info, etc. for log
functions. Currently, we are relying on <linux/compat.h>, but I
guess the best home is <dm/device.h>, taking into account that
Linux defines them in <linux/device.h>.
For now, I am leaving the ones in <linux/compat.h> because lots of
Linux-originated code uses dev_*(), but the first argument is not
struct udevice, so we need to ignore the bogus argument. More
efforts are needed to iron out the issues.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Simon Glass <sjg@chromium.org>
As commit 84b8bf6d5d2a ("bug.h: move BUILD_BUG_* defines to
include/linux/bug.h") noted, include/linux/bug.h was locally
modified for U-Boot because the name conflict of error() caused
build errors at that time.
Now error() is gone, so we can fully sync BUILD_BUG* with Linux.
These macros are just compile-time utilities. Nothing depends on
platform code, so it should make sense to simply copy Linux's ones.
Please note Linux split BUILD_BUG stuff out into <linux/build_bug.h>
by commit bc6245e5efd7. Let's follow it.
projects / u-boot / log