oweals/u-boot.git
4 years agodm: irq: Add support for requesting interrupts
Simon Glass [Thu, 6 Feb 2020 16:55:00 +0000 (09:55 -0700)]
dm: irq: Add support for requesting interrupts

At present driver model supports the IRQ uclass but there is no way to
request a particular interrupt for a driver.

Add a mechanism, similar to clock and reset, to read the interrupts
required by a device from the device tree and to request those interrupts.

U-Boot itself does not have interrupt-driven handlers, so just provide a
means to read and clear an interrupt. This can be useful to handle
peripherals which must use an interrupt to determine when data is
available, for example.

Bring over the basic binding file as well, from Linux v5.4. Note that the
older binding is not supported in U-Boot; the newer 'special form' must be
used.

Add a simple test of the new functionality.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: itss: Add of-platdata support
Simon Glass [Thu, 6 Feb 2020 16:54:59 +0000 (09:54 -0700)]
x86: itss: Add of-platdata support

Allow this driver to be used in TPL by setting up the interrupt type
correctly.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: Give each driver an IRQ type
Simon Glass [Thu, 6 Feb 2020 16:54:58 +0000 (09:54 -0700)]
x86: Give each driver an IRQ type

Add an IRQ type to each driver and use irq_first_device_type() to find
and probe the correct one.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agodm: irq: Add support for interrupt controller types
Simon Glass [Thu, 6 Feb 2020 16:54:57 +0000 (09:54 -0700)]
dm: irq: Add support for interrupt controller types

There can be different types of interrupt controllers in a system and some
drivers may need to distinguish between these. In general this can be
handled using the device tree by adding the interrupt information to
device nodes.

However on x86 devices we have interrupt controllers which are not tied
to any particular device and not really used in U-Boot. These still need
to be inited, so a convenient method is to give each controller a type
and allow a particular controller type to be probed.

Add support for this in sandbox along with a test.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: remove the new bland line at EOF of test/dm/irq.c]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: coral: Update i2c and rtc status
Simon Glass [Thu, 6 Feb 2020 16:54:56 +0000 (09:54 -0700)]
x86: coral: Update i2c and rtc status

These are actually working correctly, so update the status.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: apl: Drop the I2C config in FSP-S
Simon Glass [Thu, 6 Feb 2020 16:54:55 +0000 (09:54 -0700)]
x86: apl: Drop the I2C config in FSP-S

This config is not actually used here and in U-Boot it seems better to set
this using the device tree for each individual controller. The monolithic
config of the FSP-S is only necessary if the FSP is actually configuring
something, but here it is not.

The FSP-S does enable/disable the various I2C ports. It might be nice to
handle this using the okay/disabled property of each port, but that can be
considered later.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: apl: Use the clock driver
Simon Glass [Thu, 6 Feb 2020 16:54:54 +0000 (09:54 -0700)]
x86: apl: Use the clock driver

Enable the Intel clock driver and modify coral's device tree to use it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: Add a clock driver for Intel devices
Simon Glass [Thu, 6 Feb 2020 16:54:53 +0000 (09:54 -0700)]
x86: Add a clock driver for Intel devices

So far we have avoided adding a clock driver for Intel devices. But the
Designware I2C driver needs a different clock (133MHz) on Intel devices
than on others (166MHz). Add a simple driver that provides this
information.

This driver can be expanded later as needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agotegra: i2c: Change driver to use helper function
Simon Glass [Thu, 6 Feb 2020 16:54:52 +0000 (09:54 -0700)]
tegra: i2c: Change driver to use helper function

Now that we have uclass_first_device_drvdata(), use it from the I2C driver
to reduce code duplication.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agodm: core: Change syscon to use helper function
Simon Glass [Thu, 6 Feb 2020 16:54:51 +0000 (09:54 -0700)]
dm: core: Change syscon to use helper function

Now that we have uclass_first_device_drvdata(), use it from syscon to
reduce code duplication.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agodm: core: Add a function to find a device by drvdata
Simon Glass [Thu, 6 Feb 2020 16:54:50 +0000 (09:54 -0700)]
dm: core: Add a function to find a device by drvdata

It is sometimes useful to find a device in a uclass using only its driver
data. The driver data often indicates the 'subtype' of the device, e,g,
via its compatible string.

Add a function to handle this.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agodm: core: Allow iterating devices without uclass_get()
Simon Glass [Thu, 6 Feb 2020 16:54:49 +0000 (09:54 -0700)]
dm: core: Allow iterating devices without uclass_get()

At present we have uclass_foreach_dev() which requires that uclass_get()
be called beforehand to find the uclass. This is good if we suspect that
that function might fail, but often we know that the uclass is available.

Add a new helper which does this uclass_get() automatically, so that only
the uclass ID is needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: Move P2SB from Apollo Lake to a more generic location
Wolfgang Wallner [Tue, 4 Feb 2020 08:04:56 +0000 (09:04 +0100)]
x86: Move P2SB from Apollo Lake to a more generic location

The Primary to Sideband Bridge (P2SB) is not specific to Apollo Lake, so
move its driver to a common location within arch/x86.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agovideo: enable VIDEO_ANSI and all VIDEO_BBP options
Anatolij Gustschin [Tue, 4 Feb 2020 21:43:06 +0000 (22:43 +0100)]
video: enable VIDEO_ANSI and all VIDEO_BBP options

This partially reverts changes by commit 2cc393f32fd9
("video: make BPP and ANSI configs optional") since it
caused issues with other boards (missing LCD console
output on pinebook, x86 platform or sandbox). Enable
all disabled options again and opt out of not supported
color depth in board defconfigs.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Reported-by: Vagrant Cascadian <vagrant@debian.org>
4 years agoconfigs: Resync with savedefconfig
Tom Rini [Thu, 6 Feb 2020 18:42:52 +0000 (13:42 -0500)]
configs: Resync with savedefconfig

Rsync all defconfig files using moveconfig.py

Signed-off-by: Tom Rini <trini@konsulko.com>
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 â€˜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>
4 years agox86: use invd instead of wbinvd in real mode start code
Masahiro Yamada [Wed, 8 Jan 2020 11:08:44 +0000 (20:08 +0900)]
x86: use invd instead of wbinvd in real mode start code

I do not know why the boot code immediately after the system reset
should write-back the cache content. I think the cache invalidation
should be enough.

I tested this commit with qemu-x86_defconfig, and it worked for me.

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>
4 years agodoc: intel: Update serial driver changes in slimbootloader.rst
Park, Aiden [Wed, 18 Dec 2019 05:56:29 +0000 (05:56 +0000)]
doc: intel: Update serial driver changes in slimbootloader.rst

Now, Slim Bootloader uses NS16550_DYNAMIC to support serial port
configuration at runtime, so no more code change is required.
Therefore, remove unnecessary steps and fix minor typo.

Signed-off-by: Aiden Park <aiden.park@intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: serial: Use NS16550_DYNAMIC in Slim Bootloader
Park, Aiden [Wed, 18 Dec 2019 05:56:23 +0000 (05:56 +0000)]
x86: serial: Use NS16550_DYNAMIC in Slim Bootloader

Slim Bootloader provides serial port info in its HOB to support
both IO or MMIO serial ports, but it's controlled by SYS_NS16550_MEM32
or SYS_NS16550_PORT_MAPPED in U-Boot.
To support both serial port configurations dynamically at runtime,
Slim Bootloader serial driver leverages NS16550_DYNAMIC.

Signed-off-by: Aiden Park <aiden.park@intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: remove the obsolete comments for data->type]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: Move coreboot over to use the coreboot UART
Simon Glass [Fri, 20 Dec 2019 00:58:21 +0000 (17:58 -0700)]
x86: Move coreboot over to use the coreboot UART

Use this UART to improve the compatibility of U-Boot when used as a
coreboot payload.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: serial: Add a coreboot serial driver
Simon Glass [Fri, 20 Dec 2019 00:58:20 +0000 (17:58 -0700)]
x86: serial: Add a coreboot serial driver

Coreboot can provide information about the serial device in use on a
platform. Add a driver that uses this information to produce a working
UART.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agox86: Update coreboot serial table struct
Simon Glass [Fri, 20 Dec 2019 00:58:19 +0000 (17:58 -0700)]
x86: Update coreboot serial table struct

Since mid 2016, coreboot has additional fields in the serial struct that
it passes down to U-Boot. Add these so we are in sync.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
4 years agoserial: ns16550: Support run-time configuration
Simon Glass [Fri, 20 Dec 2019 00:58:18 +0000 (17:58 -0700)]
serial: ns16550: Support run-time configuration

At present this driver uses an assortment of CONFIG options to control
how it accesses the hardware. This is painful for platforms that are
supposed to be controlled by a device tree or a previous-stage bootloader.

Add a new CONFIG option to enable fully dynamic configuration. This
controls register spacing, size, offset and endianness.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Aiden Park <aiden.park@intel.com>
Tested-by: Aiden Park <aiden.park@intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
[bmeng: squashed in http://patchwork.ozlabs.org/patch/1232929/]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
4 years agoMerge branch 'master' of git://git.denx.de/u-boot-usb
Tom Rini [Sun, 2 Feb 2020 20:26:53 +0000 (15:26 -0500)]
Merge branch 'master' of git://git.denx.de/u-boot-usb

- DFU and Cadence USB 3 fixes

4 years agodfu: Add option to skip empty pages when flashing UBI images to NAND
Guillermo Rodríguez [Mon, 16 Dec 2019 15:27:57 +0000 (16:27 +0100)]
dfu: Add option to skip empty pages when flashing UBI images to NAND

Add a new option to enable the DROP_FFS flag when flashing UBI images to
NAND in order to drop trailing all-0xff pages.

This is similar to the existing FASTBOOT_FLASH_NAND_TRIMFFS option.

Signed-off-by: Guillermo Rodriguez <guille.rodriguez@gmail.com>
Cc: Lukasz Majewski <lukma@denx.de>
4 years agousb: cdns3: ep0: Invalidate cache before reading Setup Packet
Vignesh Raghavendra [Mon, 27 Jan 2020 12:25:54 +0000 (17:55 +0530)]
usb: cdns3: ep0: Invalidate cache before reading Setup Packet

Invalidate dcache line before accessing Setup Packet contents. Otherwise
driver will see stale content on non coherent architecture.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
4 years agoMerge tag 'u-boot-rockchip-20200130' of https://gitlab.denx.de/u-boot/custodians...
Tom Rini [Sat, 1 Feb 2020 20:31:04 +0000 (15:31 -0500)]
Merge tag 'u-boot-rockchip-20200130' of https://gitlab.denx.de/u-boot/custodians/u-boot-rockchip

- Support redundant boot for rk3399
- Support binman for rockchip platform
- Update ram driver and add ddr4 support for rk3328

4 years agoMerge tag 'uniphier-v2020.04-2' of https://gitlab.denx.de/u-boot/custodians/u-boot...
Tom Rini [Fri, 31 Jan 2020 18:26:28 +0000 (13:26 -0500)]
Merge tag 'uniphier-v2020.04-2' of https://gitlab.denx.de/u-boot/custodians/u-boot-uniphier

UniPhier SoC updates for v2020.04 (2nd)

Denali NAND driver changes:
 - Set up more registers in denali-spl for SOCFPGA
 - Make clocks optional
 - Do not assert reset signals in the remove hook
 - associate SPARE_AREA_SKIP_BYTES with DT compatible
 - switch to UCLASS_MTD

UniPhier platform changes:
 - fix a bug in dram_init()
 - specify loadaddr for "source" command

4 years agoARM: uniphier: use $loadaddr for source command
Masahiro Yamada [Thu, 30 Jan 2020 13:20:38 +0000 (22:20 +0900)]
ARM: uniphier: use $loadaddr for source command

If the "source" command is not given the address, it uses
CONFIG_SYS_LOAD_ADDR, which is compile-time determined.

Using the "loadaddr" environment variable is handier because it is
relocated according to the memory base when CONFIG_POSITION_INDEPENDENT
is enabled.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
4 years agoARM: uniphier: set gd->ram_base correctly
Masahiro Yamada [Thu, 30 Jan 2020 13:20:37 +0000 (22:20 +0900)]
ARM: uniphier: set gd->ram_base correctly

gd->ram_base is not set at all if the end address of the DRAM ch0
exceeds the 4GB limit.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
4 years agomtd: rawnand: denali_dt: use UCLASS_MTD instead of UCLASS_MISC
Masahiro Yamada [Thu, 30 Jan 2020 13:07:59 +0000 (22:07 +0900)]
mtd: rawnand: denali_dt: use UCLASS_MTD instead of UCLASS_MISC

UCLASS_MTD is a better fit for NAND drivers.

Make NAND_DENALI_DT depend on DM_MTD, which is needed to compile
drivers/mtd/mtd-uclass.c

Also, make ARCH_UNIPHIER select DM_MTD because all the defconfig
of this platform enables NAND_DENALI_DT.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
4 years agoARM: uniphier: remove adhoc reset deassertion for the NAND controller
Masahiro Yamada [Wed, 29 Jan 2020 15:55:57 +0000 (00:55 +0900)]
ARM: uniphier: remove adhoc reset deassertion for the NAND controller

Now that the reset controlling of the Denali NAND driver (denali_dt.c)
works for this platform, remove the adhoc reset deassert code.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
4 years agomtd: rawnand: denali: set SPARE_AREA_SKIP_BYTES based on DT compatible
Masahiro Yamada [Wed, 29 Jan 2020 15:55:55 +0000 (00:55 +0900)]
mtd: rawnand: denali: set SPARE_AREA_SKIP_BYTES based on DT compatible

Currently, the denali NAND driver in U-Boot configures the
SPARE_AREA_SKIP_BYTES based on the CONFIG option.

Recently, Linux kernel merged a patch that associates the proper
value for this register with the DT compatible string.

Do likewise in U-Boot too.

The denali_spl.c still uses CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>