oweals/u-boot.git
4 years agovideo: Support truetype fonts on a 32-bit display
Simon Glass [Mon, 3 Feb 2020 14:35:48 +0000 (07:35 -0700)]
video: Support truetype fonts on a 32-bit display

At present only a 16bpp display is supported for Truetype fonts. Add
support for 32bpp also since this is quite common.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
4 years agosandbox: Sort the help options
Simon Glass [Mon, 3 Feb 2020 14:35:47 +0000 (07:35 -0700)]
sandbox: Sort the help options

At present options are presented in essentially random order. It is easier
to browse them if they are sorted into alphabetical order. Adjust the
help function to handle this.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodoc: dm: debugging: Fix the steps for activating debug
Fabio Estevam [Wed, 29 Jan 2020 17:45:33 +0000 (14:45 -0300)]
doc: dm: debugging: Fix the steps for activating debug

Following the recommendation of adding '#define DEBUG' at the top
of drivers/core/lists.c does not cause the debug messages to be
shown. Change it to '#define LOG_DEBUG' instead, which actually
makes it work as per doc/README.log.

While at it, provide the full path to lists.c to in order to make
the instructions clearer.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agodtc: add ability to make nodes conditional on them being referenced
Maxime Ripard [Tue, 21 Jan 2020 10:23:17 +0000 (10:23 +0000)]
dtc: add ability to make nodes conditional on them being referenced

This is needed when importing mainline DTs into U-Boot, as some started
using this /omit-if-no-ref/ tag, so won't compile with U-Boot's current
dtc copy. This is just a cherry-pick of the patch introducing this
feature.
Original commit message from Maxime:
------------------
A number of platforms have a need to reduce the number of DT nodes,
mostly because of two similar constraints: the size of the DT blob, and
the time it takes to parse it.

As the DT is used in more and more SoCs, and by more projects, some
constraints start to appear in bootloaders running from SRAM with an
order of magnitude of 10kB. A typical DT is in the same order of
magnitude, so any effort to reduce the blob size is welcome in such an
environment.

Some platforms also want to reach very fast boot time, and the time it
takes to parse a typical DT starts to be noticeable.

Both of these issues can be mitigated by reducing the number of nodes in
the DT. The biggest provider of nodes is usually the pin controller and
its subnodes, usually one for each valid pin configuration in a given
SoC.

Obviously, a single, fixed, set of these nodes will be used by a given
board, so we can introduce a node property that will tell the DT
compiler to drop the nodes when they are not referenced in the tree, and
as such wouldn't be useful in the targetted system.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agocmd: Add command to dump drivers and compatible strings
Sean Anderson [Fri, 17 Jan 2020 19:48:09 +0000 (14:48 -0500)]
cmd: Add command to dump drivers and compatible strings

This adds a subcommand to dm to dump out what drivers are installed, and their
compatible strings. I have found this useful in ensuring that I have the correct
drivers compiled, and that I have put in the correct compatible strings.

Signed-off-by Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agobuildman: Enable buildman on aarch64 hosts
Matthias Brugger [Fri, 17 Jan 2020 09:53:37 +0000 (10:53 +0100)]
buildman: Enable buildman on aarch64 hosts

At kernel.org aarch64 toolchains are published in folder
arm64. Fix the URL for that case, so that we can fetch
toolchains on aarch64 machines.

Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agotpm2: ftpm: A driver for firmware TPM running inside TEE
Thirupathaiah Annapureddy [Mon, 13 Jan 2020 07:34:22 +0000 (23:34 -0800)]
tpm2: ftpm: A driver for firmware TPM running inside TEE

Add a driver for a firmware TPM running inside TEE.

Documentation of the firmware TPM:
https://www.microsoft.com/en-us/research/publication/ftpm-software-implementation-tpm-chip/

Implementation of the firmware TPM:
https://github.com/Microsoft/ms-tpm-20-ref/tree/master/Samples/ARM32-FirmwareTPM

Signed-off-by: Thirupathaiah Annapureddy <thiruan@linux.microsoft.com>
4 years agocli: Make the sandbox board_run_command the default
Sean Anderson [Fri, 10 Jan 2020 17:32:19 +0000 (12:32 -0500)]
cli: Make the sandbox board_run_command the default

If CONFIG_CMDLINE=n, common/cli.c calls board_run_command. This fails to
link on most architectures. However, the sandbox architecture has an
implementation which we can use.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
4 years agocmd: tpm: add a subcommand device
Philippe Reynes [Thu, 9 Jan 2020 17:45:46 +0000 (18:45 +0100)]
cmd: tpm: add a subcommand device

The command tpm (and tpm2) search the tpm and use it.
On sandbox, there are two tpm (tpm 1.x and tpm 2.0).
So the command tpm and tpm2 are always executed with
the first tpm (tpm 1.x), and the command tpm2 always
fails.

This add a subcommand device to command tpm and
command tpm2. Then the command tpm and tpm2 use
the device selected with the subcommand device.

To be compatible with previous behaviour, if the
subcommand device is not used before a tpm (or tpm2)
command, the device 0 is selected.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
4 years agotpm: add a helper to iterate on all tpm devices
Philippe Reynes [Thu, 9 Jan 2020 17:45:45 +0000 (18:45 +0100)]
tpm: add a helper to iterate on all tpm devices

This add a helper for_each_tpm_device that run
through all the tpm (1.x and 2.0) devices.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
4 years agoimage: fdt: check "status" of "/reserved-memory" subnodes
Thirupathaiah Annapureddy [Tue, 7 Jan 2020 06:21:42 +0000 (22:21 -0800)]
image: fdt: check "status" of "/reserved-memory" subnodes

boot_fdt_add_mem_rsv_regions() scans the subnodes of
"/reserved-memory" and adds them to reserved lmb regions.
Currently this scanning does not take into "status" property.
Even if the subnode is disabled, it gets added to the
reserved lmb regions.

This patch checks the "status" property before adding it
to reserved lmb regions.

Signed-off-by: Thirupathaiah Annapureddy <thiruan@linux.microsoft.com>
4 years agotest: Add a way to check each line of console output
Simon Glass [Mon, 27 Jan 2020 15:49:56 +0000 (08:49 -0700)]
test: Add a way to check each line of console output

When writing tests to check the output from commands it is useful to be
able to check the output line by line using an assertion. Add helper
macros to support this and to check that there is no unexpected trailing
data.

Also some commands produce a dump using print_buffer(). Add a way to check
that the correct number of bytes are dumped (ignoring the actual
contents).

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agotest: Enable console recording in tests
Simon Glass [Mon, 27 Jan 2020 15:49:55 +0000 (08:49 -0700)]
test: Enable console recording in tests

At present we reset the console buffer before each test but do not
actually set the recording flag. Without this, the output is not
recorded.

Update the code to set the flag before the test and clear it afterwards.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agoconsole: Add a function to read a line of the output / eof
Simon Glass [Mon, 27 Jan 2020 15:49:54 +0000 (08:49 -0700)]
console: Add a function to read a line of the output / eof

When recording the console output for testing it is useful to be able to
read the output a line at a time to check that the output is correct. Also
we need to check that we get to the end of the output.

Add a console function to return the next line and another to see how must
data is left.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agosandbox: pmic: Correct i2c pmic emulator platdata method
Simon Glass [Mon, 27 Jan 2020 15:49:53 +0000 (08:49 -0700)]
sandbox: pmic: Correct i2c pmic emulator platdata method

This currently reads the uclass's private data in the ofdata_to_platdata
method which is not allowed, since the uclass has not read it from the
device tree. This happens in the probe method.

Fix it by adding a probe() method and moving the code there.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agobloblist: Zero records when adding
Simon Glass [Mon, 27 Jan 2020 15:49:52 +0000 (08:49 -0700)]
bloblist: Zero records when adding

It is convenient for bloblist to zero out the contents of a records when
it is added. This saves the callers having to do it.

Update the API accordingly.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agobloblist: Tidy up a few comments and code-style nits
Simon Glass [Mon, 27 Jan 2020 15:49:51 +0000 (08:49 -0700)]
bloblist: Tidy up a few comments and code-style nits

Add a messing error code to bloblist_new() and tidy up the line length in
bloblist_addrec().

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agobloblist: Add a new function to add or check size
Simon Glass [Mon, 27 Jan 2020 15:49:50 +0000 (08:49 -0700)]
bloblist: Add a new function to add or check size

A common check is to see if a blob is present, create it if not and make
sure that the size is large enough. Add a function to handle this.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Drop uclass_find_next_free_req_seq() conditions
Simon Glass [Mon, 27 Jan 2020 15:49:49 +0000 (08:49 -0700)]
dm: core: Drop uclass_find_next_free_req_seq() conditions

These conditions are not needed and just reduce build coverage. Drop them.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Add a way to iterate through children, probing each
Simon Glass [Mon, 27 Jan 2020 15:49:48 +0000 (08:49 -0700)]
dm: core: Add a way to iterate through children, probing each

It is sometimes useful to process all children, making sure they are
probed first. Add functions to help with this and a macro to make it more
convenient.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Add a way to read platdata for all child devices
Simon Glass [Mon, 27 Jan 2020 15:49:47 +0000 (08:49 -0700)]
dm: core: Add a way to read platdata for all child devices

When generating ACPI tables we need to make sure that all devices have
read their platform data, so that they can generate the tables correctly.

Rather than adding this code in ACPI, create a core function to handle it.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Add ofnode_get_chosen_prop()
Simon Glass [Mon, 27 Jan 2020 15:49:46 +0000 (08:49 -0700)]
dm: core: Add ofnode_get_chosen_prop()

Add a function to read a property from the chosen node, providing access
to its length. Update ofnode_get_chosen_string() to make use of it.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Reimplement ofnode_read_size()
Simon Glass [Mon, 27 Jan 2020 15:49:45 +0000 (08:49 -0700)]
dm: core: Reimplement ofnode_read_size()

Now that we have ofnode_read_prop() we can rewrite this function using
that one, reducing the amount of duplicated code.

Update ofnode_read_size() and move it up next to the other similar
functions.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Add ofnode_read_prop()
Simon Glass [Mon, 27 Jan 2020 15:49:44 +0000 (08:49 -0700)]
dm: core: Add ofnode_read_prop()

Add a new function to read a property that supports reading the length as
well.

Reimplement ofnode_read_string() using it and fix its comment.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Rename ofnode_get_chosen_prop()
Simon Glass [Mon, 27 Jan 2020 15:49:43 +0000 (08:49 -0700)]
dm: core: Rename ofnode_get_chosen_prop()

This function is actually intended to read a string rather than a
property. All of its current callers use it that way. Also there is no way
to return the length of the property from this function.

Rename it to better indicate its purpose, using ofnode_read as the prefix
since this matches most other functions.

Also add some tests which are missing for these functions.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Update comment for ofnode_get_chosen_node()
Simon Glass [Mon, 27 Jan 2020 15:49:42 +0000 (08:49 -0700)]
dm: core: Update comment for ofnode_get_chosen_node()

The current comment is a big vague and misleading. Rewrite it to state
precisely what the function does.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agotest: Add underscore prefix to macro parameters
Simon Glass [Mon, 27 Jan 2020 15:49:41 +0000 (08:49 -0700)]
test: Add underscore prefix to macro parameters

If a test happens to use the same variable as the macro parameter the
macro does not work as intended. Add an underscore to guard against this.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Use const device for the dev_read_...() interface
Simon Glass [Mon, 27 Jan 2020 15:49:40 +0000 (08:49 -0700)]
dm: core: Use const device for the dev_read_...() interface

These functions do not modify the device so should use a const pointer to
it. Update the code accordingly.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Use const device for the devfdt...() interface
Simon Glass [Mon, 27 Jan 2020 15:49:39 +0000 (08:49 -0700)]
dm: core: Use const device for the devfdt...() interface

These functions do not modify the device so should use a const pointer to
it. Update the code accordingly.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: pci: Update a few more interfaces for const udevice *
Simon Glass [Mon, 27 Jan 2020 15:49:38 +0000 (08:49 -0700)]
dm: pci: Update a few more interfaces for const udevice *

Tidy up a few places where const * should be used.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: pci: Update the PCI read_config() method to const dev *
Simon Glass [Mon, 27 Jan 2020 15:49:37 +0000 (08:49 -0700)]
dm: pci: Update the PCI read_config() method to const dev *

At present this method uses a non-const udevice pointer, but the call
should not modify the device. Use a const pointer.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agodm: core: Use const where possible in device.h
Simon Glass [Mon, 27 Jan 2020 15:49:36 +0000 (08:49 -0700)]
dm: core: Use const where possible in device.h

Update this header file to use const devices where possible, to permit
callers to also use const.

Signed-off-by: Simon Glass <sjg@chromium.org>
4 years agoMerge https://gitlab.denx.de/u-boot/custodians/u-boot-fsl-qoriq
Tom Rini [Wed, 5 Feb 2020 12:19:52 +0000 (07:19 -0500)]
Merge https://gitlab.denx.de/u-boot/custodians/u-boot-fsl-qoriq

- Bug fixes on ls1012a, ls1021a, ls1028ardb platforms Integrate fspi for
  ls1028a, add DM-I2C support, update secure boot header offset

4 years agoMerge tag 'rpi-next-2020.04' of https://gitlab.denx.de/u-boot/custodians/u-boot-raspb...
Tom Rini [Wed, 5 Feb 2020 12:18:12 +0000 (07:18 -0500)]
Merge tag 'rpi-next-2020.04' of https://gitlab.denx.de/u-boot/custodians/u-boot-raspberrypi

- DFU support file operations lager then the default max size
- add dfu support to dwc2 for bcm2835
- enable DFU for RPi4
- Fix RPi4 memory map to include the genet device
- add driver for the genet ethernet device
- enable network support in RPi4 config

4 years agoMerge https://gitlab.denx.de/u-boot/custodians/u-boot-x86
Tom Rini [Tue, 4 Feb 2020 16:36:49 +0000 (11:36 -0500)]
Merge https://gitlab.denx.de/u-boot/custodians/u-boot-x86

- Various minor fixes for x86
- Switch to ACPI mode on Intel edison
- Support run-time configuration for NS16550 driver
- Update coreboot and slimbootloader serial drivers to use NS16550
run-time configuration
- ICH SPI driver fixes to hardware sequencing erase case
- Move ITSS from Apollo Lake to a more generic location
- Intel GPIO driver bug fixes
- Move to vs2017-win2016 platform build host for Azure pipelines

4 years agoMerge tag 'ti-v2020.04-rc2' of https://gitlab.denx.de/u-boot/custodians/u-boot-ti
Tom Rini [Tue, 4 Feb 2020 13:16:01 +0000 (08:16 -0500)]
Merge tag 'ti-v2020.04-rc2' of https://gitlab.denx.de/u-boot/custodians/u-boot-ti

- DFU boot support for J721e
- I2C support for J721e
- GPIO support for J721e
- Android boot image updates on AM57XX
- OMAP watchdog fixes

4 years agoboard: ls1012ardb: do not use imply CONFIG_
Heinrich Schuchardt [Sat, 25 Jan 2020 19:40:21 +0000 (20:40 +0100)]
board: ls1012ardb: do not use imply CONFIG_

Inside Kconfig we must not use the CONFIG_ prefix with the imply statement.

Fixes: 28e3c39e535b ("board: freescale: ls1012a2g5rdb: enable network
support on ls1012a2g5rdb")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarmv8: ls2088a: Updates secure boot headers offset
Priyanka Singh [Wed, 22 Jan 2020 10:32:38 +0000 (10:32 +0000)]
armv8: ls2088a: Updates secure boot headers offset

Updates the secure boot headers offsets of Kernel and other
firmware images for SD and NOR boot sources used by
esbc_validate command.

Signed-off-by: Priyanka Singh <priyanka.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarmv8: ls1088a: Updates secure boot headers offset
Priyanka Singh [Wed, 22 Jan 2020 10:32:34 +0000 (10:32 +0000)]
armv8: ls1088a: Updates secure boot headers offset

Updates the secure boot headers offsets of Kernel and other
firmware images for SD and QSPI boot sources used by
esbc_validate command.

Signed-off-by: Priyanka Singh <priyanka.singh@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarmv8: lx2160a: Updates secure boot headers offset
Priyanka Singh [Wed, 22 Jan 2020 10:31:22 +0000 (10:31 +0000)]
armv8: lx2160a: Updates secure boot headers offset

Updates the secure boot headers offsets of Kernel and other
firmware images for SD and XSPI boot sources used by
esbc_validate command.

Signed-off-by: Priyanka Singh <priyanka.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarmv8: ls1012ardb: Updates secure boot headers offset
Priyanka Singh [Wed, 22 Jan 2020 10:29:52 +0000 (10:29 +0000)]
armv8: ls1012ardb: Updates secure boot headers offset

Updates the secure boot headers offsets of Kernel and other
firmware images used by esbc_validate command.

Signed-off-by: Priyanka Singh <priyanka.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarmv8: ls1046a: Updates secure boot headers offset
Priyanka Singh [Wed, 22 Jan 2020 10:29:46 +0000 (10:29 +0000)]
armv8: ls1046a: Updates secure boot headers offset

Updates the secure boot headers offsets of Kernel and other
firmware images for SD and QSPI boot sources used by
esbc_validate command.

Signed-off-by: Priyanka Singh <priyanka.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoconfigs: ls1021a: Reserve low memory for CMA
Alison Wang [Tue, 21 Jan 2020 07:33:01 +0000 (07:33 +0000)]
configs: ls1021a: Reserve low memory for CMA

The default reserved memory for CMA is high memory. If LPAE is enabled,
highmem pages are non-remapped and can not be used with
dma_alloc_coherent. This patch will reserve low memory for CMA and fix
the issue on LS1021A.

Signed-off-by: Peng Ma <peng.ma@nxp.com>
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Signed-off-by: Alison Wang <alison.wang@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agodm: arm: ls1021a: add i2c DM support
Biwen Li [Tue, 31 Dec 2019 07:33:44 +0000 (15:33 +0800)]
dm: arm: ls1021a: add i2c DM support

This supports i2c DM and enables CONFIG_DM_I2C
for SoC LS1021A

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agodm: arm64: ls1012a: add i2c DM support
Biwen Li [Tue, 31 Dec 2019 07:33:41 +0000 (15:33 +0800)]
dm: arm64: ls1012a: add i2c DM support

This supports i2c DM and enables CONFIG_DM_I2C
for SoC LS1012A

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoKconfigs: layerscape: use a convenient default value for SYS_MALLOC_F_LEN
Biwen Li [Tue, 31 Dec 2019 07:33:40 +0000 (15:33 +0800)]
Kconfigs: layerscape: use a convenient default value for SYS_MALLOC_F_LEN

The default value of CONFIG_SYS_MALLOC_F_LEN (0x400)
leaves U-Boot with not enough memory to load i2c driver
before relocate, causing it to hang.

Change the default value of CONFIG_SYS_MALLOC_F_LEN
for below SoCs,
- LS1012A
- LS1021A
- LS1043A
- LS1046A

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoi2c: mxc_i2c: add DM_FLAG_PRE_RELOC flag
Biwen Li [Tue, 31 Dec 2019 07:33:39 +0000 (15:33 +0800)]
i2c: mxc_i2c: add DM_FLAG_PRE_RELOC flag

This adds DM_FLAG_PRE_RELOC flag to probe i2c driver
before relocation

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarmv8: fsl-layerscape: spl: fix build error when DM_I2C is enabled
Biwen Li [Tue, 31 Dec 2019 07:33:38 +0000 (15:33 +0800)]
armv8: fsl-layerscape: spl: fix build error when DM_I2C is enabled

Fix below SPL build error when DM_I2C is enabled,
- arch/arm/cpu/armv8/built-in.o: In function `board_init_f:
  arch/arm/cpu/armv8/fsl-layerscape/spl.c:74: undefined reference to `i2c_init_all'
  arch/arm/cpu/armv8/fsl-layerscape/spl.c:74:(.text.board_init_f+0x30):
  relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol
  `i2c_init_all'
  make[2]: *** [spl/u-boot-spl] Error 1
  make[1]: *** [spl/u-boot-spl] Error 2
  make: *** [sub-make] Error 2
  arch/arm/cpu/armv8/fsl-layerscape/spl.c: In function 'board_init_f':
  arch/arm/cpu/armv8/fsl-layerscape/spl.c:74:2: warning: implicit
  declaration of function 'i2c_init_all'; did you mean 'misc_init_r'?
  [-Wimplicit-function-declaration]`

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agortc: pcf8563: Add driver model support
Biwen Li [Tue, 31 Dec 2019 07:33:37 +0000 (15:33 +0800)]
rtc: pcf8563: Add driver model support

Add support of driver model of pcf8563

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoconfigs: ls1028a: Enable FSPI support
Kuldeep Singh [Wed, 6 Nov 2019 11:08:02 +0000 (16:38 +0530)]
configs: ls1028a: Enable FSPI support

Enable FSPI controller support. So, flash environment can now be used

Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarm: dts: lx2160a: Add FSPI node properties
Kuldeep Singh [Wed, 6 Nov 2019 11:08:01 +0000 (16:38 +0530)]
arm: dts: lx2160a: Add FSPI node properties

Align flexspi node properties with linux device-tree properties
Tested on LX2160A-RDB

Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarm: dts: ls1028a: Add FSPI node properties
Kuldeep Singh [Wed, 6 Nov 2019 11:08:00 +0000 (16:38 +0530)]
arm: dts: ls1028a: Add FSPI node properties

Align flexspi node properties with linux device-tree properties
Tested on LS1028A-RDB

Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoboard: fsl: lx2160a: Add support to reset to eMMC
Meenakshi Aggarwal [Thu, 23 Jan 2020 12:25:10 +0000 (17:55 +0530)]
board: fsl: lx2160a: Add support to reset to eMMC

Add support of "qixis_reset emmc" command for lx2160a based platforms

Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarm: dts: ls1028a: fix interrupt properties
Michael Walle [Tue, 17 Dec 2019 23:10:00 +0000 (00:10 +0100)]
arm: dts: ls1028a: fix interrupt properties

Sync the interrupt properties with the ones from Linux. Also use the
constants provided by the dt-bindings header. Please note, that there
are actual changes/fixes in the irq flags. U-Boot won't use the
interrupt properties anyway. It's just to be consistent with the Linux
device tree.

Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoarm: ls1028a: use the new flexspi driver
Michael Walle [Tue, 17 Dec 2019 23:09:59 +0000 (00:09 +0100)]
arm: ls1028a: use the new flexspi driver

Also align the fspi node with the kernel one.

Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoconfigs: ls1012ardb: Enable CONFIG_SYS_RELOC_GD_ENV_ADDR
Kuldeep Singh [Thu, 12 Dec 2019 09:16:04 +0000 (14:46 +0530)]
configs: ls1012ardb: Enable CONFIG_SYS_RELOC_GD_ENV_ADDR

Enable the config for ls1012ardb as the entry got missed earlier.

Fixes: 8d8ee47e03 ("env: Add CONFIG_SYS_RELOC_GD_ENV_ADDR symbol")
Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
4 years agoazure: Move to vs2017-win2016 platform build host
Tom Rini [Mon, 27 Jan 2020 21:23:29 +0000 (16:23 -0500)]
azure: Move to vs2017-win2016 platform build host

Azure is moving to remove the vs2015-win2012r2 platform build host.  The
two suggested new platforms to use are vs2017-win2016 and windows-2019.
For now, move up to vs2017-win2016.

Cc: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
4 years agogpio: intel_gpio: Fix register/bit offsets intel_gpio_get_value()
Wolfgang Wallner [Mon, 3 Feb 2020 10:38:06 +0000 (11:38 +0100)]
gpio: intel_gpio: Fix register/bit offsets intel_gpio_get_value()

Fix the following in intel_gpio_get_value():

 * The value of the register is contained in the variable 'reg', not in
   'mode'. The variable 'mode' contains only the configuration whether
   the gpio is currently an input or an output.

 * The correct bitmasks for the input and output value are
   PAD_CFG0_RX_STATE and PAD_CFG0_TX_STATE.
   Use them instead of the currently used PAD_CFG0_RX_STATE_BIT and
   PAD_CFG0_TX_STATE_BIT.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agogpio: intel_gpio: Clear tx state bit when setting output
Wolfgang Wallner [Mon, 3 Feb 2020 10:38:05 +0000 (11:38 +0100)]
gpio: intel_gpio: Clear tx state bit when setting output

Add missing 'PAD_CFG0_TX_STATE' to the clear mask for pcr_clrsetbits32().
Otherwise this bit cannot be cleared again after it has been set once.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agogpio: intel_gpio: Pass pinctrl device to pcr_clrsetbits32()
Wolfgang Wallner [Mon, 3 Feb 2020 10:38:04 +0000 (11:38 +0100)]
gpio: intel_gpio: Pass pinctrl device to pcr_clrsetbits32()

The function pcr_clrsetbits32() expects a device with a P2SB parent
device. In intel_gpio_direction_output() and intel_gpio_set_value()
the device 'dev' is passed to pcr_clrsetbits32(), which is a
gpio-controller with a device 'pinctrl' as parent. This does not match
the expectations of pcr_clrsetbits32(). But the 'pinctrl' device has a
P2SB as parent.

Pass the 'pinctrl' device instead of the 'dev' device to
pcr_clrsetbits32().

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: itss: Remove apl-prefix
Wolfgang Wallner [Wed, 22 Jan 2020 15:01:47 +0000 (16:01 +0100)]
x86: itss: Remove apl-prefix

The Interrupt Timer Subsystem (ITSS) is not specific to Apollo Lake, so
remove the apl-prefix of the implemented functions/structures/...

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: itss: Add a Kconfig option to enable/disable ITSS driver
Wolfgang Wallner [Mon, 3 Feb 2020 13:06:45 +0000 (14:06 +0100)]
x86: itss: Add a Kconfig option to enable/disable ITSS driver

Add a Kconfig option to support enabling/disabling the inclusion of
the ITSS driver depending on the platform.

Atuomatically select the ITSS driver when building for Apollo Lake.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: squashed in http://patchwork.ozlabs.org/patch/1232761/]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: Move itss.c from Apollo Lake to a more generic location
Wolfgang Wallner [Wed, 22 Jan 2020 15:01:46 +0000 (16:01 +0100)]
x86: Move itss.c from Apollo Lake to a more generic location

The Interrupt Timer Subsystem (ITSS) is not specific to Apollo Lake, so
move it to a common location within arch/x86.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: conditionally build itss.c]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
4 years agowatchdog: omap_wdt: Fix WDT coding style
Marek Vasut [Fri, 24 Jan 2020 04:44:25 +0000 (05:44 +0100)]
watchdog: omap_wdt: Fix WDT coding style

Fix obvious coding style problems, no functional change.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Cc: Sam Protsenko <semen.protsenko@linaro.org>
Cc: Suniel Mahesh <sunil.m@techveda.org>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agowatchdog: omap_wdt: Fix WDT reloading
Marek Vasut [Fri, 24 Jan 2020 04:44:24 +0000 (05:44 +0100)]
watchdog: omap_wdt: Fix WDT reloading

The watchdog timer value was never updated in the hardware by this
driver, so the watchdog triggered on some random stale value that
was left in the hardware. The TI SPRUH37C says, quote:

  20.4.3.9 Modifying Timer Count/Load Values and Prescaler Setting
  ...
  After a write access, the load register value and prescaler ratio
  registers are updated immediately, but new values are considered
  only after the next consecutive counter overflow or after a new
  trigger command (the WDT_WTGR register).

This means at least one trigger must happen. The driver probably
depended on someone calling it's .reset() callback, however that
is not guaranteed e.g. if the WDT operates without servicing.

Add this missing trigger.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Cc: Sam Protsenko <semen.protsenko@linaro.org>
Cc: Suniel Mahesh <sunil.m@techveda.org>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agowatchdog: omap_wdt: Fix WDT timeout configuration
Marek Vasut [Fri, 24 Jan 2020 04:44:23 +0000 (05:44 +0100)]
watchdog: omap_wdt: Fix WDT timeout configuration

The timeout parameter of omap3_wdt_start() is in miliseconds, while
GET_WLDR_VAL() expects parameter in seconds. Fix this so the WDT
driver is actually usable.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Cc: Sam Protsenko <semen.protsenko@linaro.org>
Cc: Suniel Mahesh <sunil.m@techveda.org>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm_a72: Add GPIO support
Faiz Abbas [Tue, 28 Jan 2020 10:10:05 +0000 (15:40 +0530)]
configs: j721e_evm_a72: Add GPIO support

Enable CONFIG_DA8XX_GPIO to enable GPIO support.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: dts: k3-j721e-main: Add Support for gpio0
Faiz Abbas [Tue, 28 Jan 2020 10:10:04 +0000 (15:40 +0530)]
arm: dts: k3-j721e-main: Add Support for gpio0

Add the main_gpio0 node.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agogpio: da8xx_gpio: Add "ti,keystone-gpio" compatible
Vignesh Raghavendra [Tue, 28 Jan 2020 10:10:03 +0000 (15:40 +0530)]
gpio: da8xx_gpio: Add "ti,keystone-gpio" compatible

Add "ti,keystone-gpio" compatible so as be able to use Linux DT files as
is.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agogpio: da8xx_gpio: Fix compiler warning
Vignesh Raghavendra [Tue, 28 Jan 2020 10:10:02 +0000 (15:40 +0530)]
gpio: da8xx_gpio: Fix compiler warning

Fix below compiler warning for 64bit builds

drivers/gpio/da8xx_gpio.c: In function ‘davinci_get_gpio_bank’:
drivers/gpio/da8xx_gpio.c:446:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
  return (struct davinci_gpio *)addr;

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm_defconfig: Enable PCA953x IO expander
Vignesh Raghavendra [Mon, 27 Jan 2020 17:52:16 +0000 (23:22 +0530)]
configs: j721e_evm_defconfig: Enable PCA953x IO expander

Enable PCA953x IO expander to control MMC/SD power lines.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: dts: k3-j721e-common-proc-board: Enable I2C expander for SPL
Vignesh Raghavendra [Mon, 27 Jan 2020 17:52:15 +0000 (23:22 +0530)]
arm: dts: k3-j721e-common-proc-board: Enable I2C expander for SPL

IO expanders are required to power cycle SD card. So enable the same

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: dts: k3-j721e-common-proc-board: Add I2C GPIO expander
Vignesh Raghavendra [Mon, 27 Jan 2020 17:52:14 +0000 (23:22 +0530)]
arm: dts: k3-j721e-common-proc-board: Add I2C GPIO expander

Add I2C GPIO expander required to power cycle MMC/SD

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: dts: k3-j721e: Add I2C nodes
Vignesh Raghavendra [Mon, 27 Jan 2020 17:52:13 +0000 (23:22 +0530)]
arm: dts: k3-j721e: Add I2C nodes

J721e SoC has 2 I2C instances in MCU domain and 7 I2C instances in main
domain. Add DT nodes for the same

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agogpio: pca953x_gpio: Add support for 24 bit IO expander
Vignesh Raghavendra [Mon, 27 Jan 2020 17:49:00 +0000 (23:19 +0530)]
gpio: pca953x_gpio: Add support for 24 bit IO expander

J721e EVM has a TCA6424 IO expander that has 24 GPIOs. Add support for
the same

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm_r5/a72_defconfig: Enable DFU related configs
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:29 +0000 (17:59 +0530)]
configs: j721e_evm_r5/a72_defconfig: Enable DFU related configs

Enable DFU, Fastboot and USB mass storage gadget related configs

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm_r5/a72_defconfig: Enable USB Gadget related configs
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:28 +0000 (17:59 +0530)]
configs: j721e_evm_r5/a72_defconfig: Enable USB Gadget related configs

Enable USB Gadget for R5 SPL, A72 SPL and A72 U-Boot to support DFU boot

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm_r5_defconfig: Increase early malloc size
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:27 +0000 (17:59 +0530)]
configs: j721e_evm_r5_defconfig: Increase early malloc size

Increase R5 SPL early malloc memory pool by ~7K to accommodate SPL USB
DFU boot requirements

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm: Add DFU related variables
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:26 +0000 (17:59 +0530)]
configs: j721e_evm: Add DFU related variables

Add configs to download varies stages of bootloader images to RAM during
DFU boot.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: dts: k3-j721e-common-proc-board: Enable USB0 in peripheral mode
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:25 +0000 (17:59 +0530)]
arm: dts: k3-j721e-common-proc-board: Enable USB0 in peripheral mode

Enable USB0 in peripheral mode so that it be used for DFU

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: mach-k3: sysfw-loader: Add support to download SYSFW via DFU
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:24 +0000 (17:59 +0530)]
arm: mach-k3: sysfw-loader: Add support to download SYSFW via DFU

Add support to download SYSFW into internal RAM via DFU in DFU boot
mode. Prepare a DFU config entity entry dynamically using buffer address
allocated for SYSFW and start DFU gadget to get SYSFW.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: mach-k3: j721e: Rename BOOT_DEVICE_USB to BOOT_DEVICE_DFU
Vignesh Raghavendra [Mon, 27 Jan 2020 12:29:23 +0000 (17:59 +0530)]
arm: mach-k3: j721e: Rename BOOT_DEVICE_USB to BOOT_DEVICE_DFU

J721e does not support USB Host MSC boot, but only supports DFU boot.
Since BOOT_DEVICE_USB is often used for host boot mode and
BOOT_DEVICE_DFU is used for DFU boot, rename BOOT_DEVICE_USB macro to
BOOT_DEVICE_DFU

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: j721e_evm_a72: Fix redundant environment offset
Faiz Abbas [Mon, 27 Jan 2020 10:38:31 +0000 (16:08 +0530)]
configs: j721e_evm_a72: Fix redundant environment offset

The current environment offset overlaps with the sysfw area and whenever
environment is saved in the redundant slot, it overwrites sysfw.itb. Fix
the offset to prevent this.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoarm: ti: boot: Use correct dtb and dtbo on Android boot
Sam Protsenko [Fri, 24 Jan 2020 15:53:49 +0000 (17:53 +0200)]
arm: ti: boot: Use correct dtb and dtbo on Android boot

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>
4 years agoenv: ti: boot: Boot Android with dynamic partitions
Sam Protsenko [Fri, 24 Jan 2020 15:53:48 +0000 (17:53 +0200)]
env: ti: boot: Boot Android with dynamic partitions

Changes:
  - use boot.img instead of boot_fit.img
  - use .dtb from boot.img v2
  - implement recovery boot
  - always boot ramdisk from boot.img, we can't mount system as root
    now, as system is a logical partition inside of super partition
  - don't add "skip_initramfs" to cmdline anymore
  - to boot into recovery, use boot image from recovery partition
  - prepare partition table:
    - A/B scheme
    - use 'super' partition instead of 'system' and 'vendor'
    - add dtbo partitions
    - introduce metadata partition

Not implemented: reading and applying dtbo blobs from dtbo partition.

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoenv: ti: boot: Respect slot_suffix in AVB commands
Sam Protsenko [Fri, 24 Jan 2020 15:53:47 +0000 (17:53 +0200)]
env: ti: boot: Respect slot_suffix in AVB commands

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoconfigs: am57xx_evm: Enable Android commands
Sam Protsenko [Fri, 24 Jan 2020 15:53:46 +0000 (17:53 +0200)]
configs: am57xx_evm: Enable Android commands

Enable Android commands that will be needed for Android 10 boot flow
implementation, for all AM57x variants. Commands enabled:

  1. 'abootimg':
     - CONFIG_CMD_ABOOTIMG=y
  2. 'ab_select':
     - CONFIG_ANDROID_AB=y
     - CONFIG_CMD_AB_SELECT=y
  3. 'avb':
     - CONFIG_LIBAVB=y
     - CONFIG_AVB_VERIFY=y
     - CONFIG_CMD_AVB=y

While at it, resync defconfig files with "make savedefconfig".

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agotest/py: android: Add test for abootimg
Sam Protsenko [Fri, 24 Jan 2020 15:53:45 +0000 (17:53 +0200)]
test/py: android: Add test for abootimg

Unit test for 'abootimg' command. Right now it covers dtb/dtbo
functionality in Android Boot Image v2, which was added recently.

Running test:

    $ ./test/py/test.py --bd sandbox --build -k test_abootimg

shows that 1/1 tests passes successfully.

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agodoc: android: Convert to Sphinx format
Sam Protsenko [Fri, 24 Jan 2020 15:53:44 +0000 (17:53 +0200)]
doc: android: Convert to Sphinx format

Convert Android documentation from regular txt format to Sphinx (RST).
Also add Android index.rst file and reference it in root index.rst, so
that Android documentation is visible.

Test:

    $ make htmldocs
    $ xdg-open doc/output/index.html

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agodoc: android: Add documentation for Android Boot Image
Sam Protsenko [Fri, 24 Jan 2020 15:53:43 +0000 (17:53 +0200)]
doc: android: Add documentation for Android Boot Image

Describe Android Boot Image format, how its support is implemented in
U-Boot and associated commands usage.

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agocmd: abootimg: Add abootimg command
Sam Protsenko [Fri, 24 Jan 2020 15:53:42 +0000 (17:53 +0200)]
cmd: abootimg: Add abootimg command

This command can be used to extract fields and image payloads from
Android Boot Image. It can be used for example to implement boot flow
where dtb is taken from boot.img (as v2 incorporated dtb inside of
boot.img). Using this command, one can obtain needed dtb blob from
boot.img in scripting manner, and then apply needed dtbo's (from "dtbo"
partition) on top of that, providing then the resulting image to bootm
command in order to boot the Android.

Also right now this command has the sub-command to get an address and
size of recovery dtbo from recovery image (for non-A/B devices only,
see [1,2] for details).

It can be tested like this:

    => mmc dev 1
    => part start mmc 1 boot_a boot_start
    => part size mmc 1 boot_a boot_size
    => mmc read $loadaddr $boot_start $boot_size
    => abootimg get ver
    => abootimg dump dtb

[1] https://source.android.com/devices/bootloader/boot-image-header
[2] https://source.android.com/devices/architecture/dto/partitions

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoimage: android: Add routine to get dtbo params
Sam Protsenko [Fri, 24 Jan 2020 15:53:41 +0000 (17:53 +0200)]
image: android: Add routine to get dtbo params

Android Boot Image v1 adds "Recovery DTB" field in image header and
associate payload in boot image itself [1]. Payload should be in
Android DTB/DTBO format [2]. That "Recovery DTB" area should be only
populated for non-A/B devices, and only in recovery image.

Add function to get an address and size of that payload. That function
can be further used e.g. in 'abootimg' command to provide the user a way
to get the address of recovery dtbo from U-Boot shell, which can be
further parsed using 'adtimg' command.

[1] https://source.android.com/devices/bootloader/boot-image-header
[2] https://source.android.com/devices/architecture/dto/partitions

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agoimage: android: Add functions for handling dtb field
Sam Protsenko [Fri, 24 Jan 2020 15:53:40 +0000 (17:53 +0200)]
image: android: Add functions for handling dtb field

Android Boot Image v2 adds "DTB" payload (and corresponding field in the
image header). Provide functions for its handling:

  - android_image_get_dtb_by_index(): Obtain DTB blob from "DTB" part of
    boot image, by blob's index
  - android_image_print_dtb_contents(): Iterate over all DTB blobs in
    "DTB" part of boot image and print those blobs info

"DTB" payload might be in one of the following formats:
  1. concatenated DTB blobs
  2. Android DTBO format

The latter requires "android-image-dt.c" functionality, so this commit
selects that file for building for CONFIG_ANDROID_BOOT_IMAGE option.

Right now this new functionality isn't used, but it can be used further.
As it's required to apply some specific dtbo blob(s) from "dtbo"
partition, we can't automate this process inside of "bootm" command. But
we can do next:
  - come up with some new command like "abootimg" to extract dtb blob
    from boot image (using functions from this patch)
  - extract desired dtbo blobs from "dtbo" partition using "adtimg"
    command
  - merge dtbo blobs into dtb blob using "fdt apply" command
  - pass resulting dtb blob into bootm command in order to boot the
    Android kernel with Android ramdisk from boot image

Signed-off-by: Sam Protsenko <joe.skb7@gmail.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
4 years agox86: Move itss.h from Apollo Lake to the generic x86 include directory
Wolfgang Wallner [Wed, 22 Jan 2020 15:01:45 +0000 (16:01 +0100)]
x86: Move itss.h from Apollo Lake to the generic x86 include directory

The code in this file is not specific to Apollo Lake. According to
coreboot sources (where this code comes from), it is common to at least:
  * Apollo Lake
  * Cannon Lake
  * Ice Lake
  * Skylake

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: apl: Add the term "Interrupt Timer Subsystem" to ITSS files
Wolfgang Wallner [Wed, 22 Jan 2020 15:01:44 +0000 (16:01 +0100)]
x86: apl: Add the term "Interrupt Timer Subsystem" to ITSS files

ITSS stands for "Interrupt Timer Subsystem", so add that term to the
description of the relevant files.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agospi: ich: Drop while loop in hardware sequencing erase case
Wolfgang Wallner [Tue, 14 Jan 2020 13:05:48 +0000 (14:05 +0100)]
spi: ich: Drop while loop in hardware sequencing erase case

When ich_spi_exec_op_hwseq() is called to erase a 4k block
(opcode = SPINOR_OP_BE_4K), it expects to find a length value in
op->data.nbytes, but that value is always 0. As a result, the while loop
is never executed and no erase is carried out.

Fix this by dropping the loop code entirely, only keeping the relevant
parts of the loop body.

See http://patchwork.ozlabs.org/patch/1222779/ for more detailed
background information and discussion.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: edison: Switch to ACPI mode
Andy Shevchenko [Thu, 9 Jan 2020 21:12:35 +0000 (23:12 +0200)]
x86: edison: Switch to ACPI mode

SFI is quite poor and useless resource provider. Moreover it makes hard
to develop and extend functionality in the Linux kernel.

Enable a necessary minimum to use ACPI on Intel Edison.

Linux kernel have been prepared for this change since v5.4, where the last
crucial driver, i.e. for Basin Cove PMIC, has been submitted.

Note, that stock image won't suffer by this change since it doesn't have
ACPI enabled on the kernel level.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: edison: Enable command line editing
Marek Vasut [Thu, 9 Jan 2020 21:12:34 +0000 (23:12 +0200)]
x86: edison: Enable command line editing

Enable command line editing, because it is extremely convenient.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agodoc: Chromebook Coral: fix build warnings
Heinrich Schuchardt [Thu, 9 Jan 2020 19:33:32 +0000 (20:33 +0100)]
doc: Chromebook Coral: fix build warnings

Use valid restructured text to avoid warnings like

WARNING: Title underline too short.
WARNING: Block quote ends without a blank line; unexpected unindent.

when building with `make htmldocs`.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: limit the fs segment to the pointer size
Masahiro Yamada [Wed, 8 Jan 2020 11:13:42 +0000 (20:13 +0900)]
x86: limit the fs segment to the pointer size

The fs segment is only used to get the global data pointer.
If it is accessed beyond sizeof(new_gd->arch.gd_addr), it is a bug.

To specify the byte-granule limit size, drop the G bit, so the
flag field is 0x8093 instead of 0xc093, and set the limit field
to sizeof(new_gd->arch.gd_addr) - 1.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: fixed the comments about FS segement]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>