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u-boot.git
4 years agonet: designware: s700: Add glue code for S700 mac
Amit Singh Tomar [Sat, 9 May 2020 14:25:12 +0000 (19:55 +0530)]
net: designware: s700: Add glue code for S700 mac

This patchs adds glue logic to enable designware mac present on
Action Semi based S700 SoC, Configures SoC specific bits.

Undocumented bit that programs the PHY interface select register
comes from vendor source.

It has been tested on Cubieboard7-lite based on S700 SoC.

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
4 years agonet: phy: realtek: Introduce PHY_RTL8201F_S700_RMII_TIMINGS to adjust rx/tx timings
Amit Singh Tomar [Sat, 9 May 2020 14:25:11 +0000 (19:55 +0530)]
net: phy: realtek: Introduce PHY_RTL8201F_S700_RMII_TIMINGS to adjust rx/tx timings

RTL8201F PHY module found on Actions Semi Cubieboard7 seems to have
specific Rx/Tx interface timings requirement for proper PHY operations.
These timing values are not documented anywhere and picked from vendor
code.

This commits lets proper packets to be transmitted over the network.

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
4 years agonet: phy: realtek: Add support for RTL8201F PHY module.
Amit Singh Tomar [Sat, 9 May 2020 14:25:10 +0000 (19:55 +0530)]
net: phy: realtek: Add support for RTL8201F PHY module.

This patch adds support for Realtek PHY RTL8201F 10/100Mbs
(with variants: RTL8201FN and RTL8201FL) PHYceiver. It is
present on Actions Semi Cubieboard7 board.

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
4 years agoclk: actions: Add Ethernet clocks
Amit Singh Tomar [Sat, 9 May 2020 14:25:09 +0000 (19:55 +0530)]
clk: actions: Add Ethernet clocks

This commit adds clocks needed for ethernet operations for
Actions OWL family of SoCs (S700 and S900).

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
4 years agoarm: actions: remove "CONFIG_SYS_SDRAM_SIZE" for Actions Owl Semi SoCs
Amit Singh Tomar [Sat, 9 May 2020 08:15:08 +0000 (13:45 +0530)]
arm: actions: remove "CONFIG_SYS_SDRAM_SIZE" for Actions Owl Semi SoCs

Now that, we calculate SDRAM size by reading DDR registers,
"CONFIG_SYS_SDRAM_SIZE" is no more needed.

This commit removes "CONFIG_SYS_SDRAM_SIZE" from common configuration
file.

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
4 years agoActions: OWL: Calculate SDRAM size
Amit Singh Tomar [Sat, 9 May 2020 08:15:07 +0000 (13:45 +0530)]
Actions: OWL: Calculate SDRAM size

Calculate the SDRAM size from DDR capacity register registers instead
of using hard-coded value. This is quite useful to get correct size
on differnt boards based on Actions OWL family of SoCs (S700 and S900).

There is no documentation available that talks about DDR registers, and
this is very much taken from vendor source.

This commit lets Linux boot on Cubieboard7-lite(based on S700).

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
4 years agoimage: Add support for ZSTD decompression
Robert Marko [Sat, 25 Apr 2020 17:37:21 +0000 (19:37 +0200)]
image: Add support for ZSTD decompression

This patch adds support for ZSTD decompression of FIT images.

Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
4 years agocmd: blkls: Add blkls command
Niel Fourie [Mon, 30 Mar 2020 15:22:58 +0000 (17:22 +0200)]
cmd: blkls: Add blkls command

Add a command to print a list of available block device drivers,
and for each, the list of known block devices.

Signed-off-by: Niel Fourie <lusus@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Stefan Roese <sr@denx.de>
4 years agocmd: dm: Fixed/Added DM driver listing subcommands
Niel Fourie [Tue, 24 Mar 2020 15:17:05 +0000 (16:17 +0100)]
cmd: dm: Fixed/Added DM driver listing subcommands

Renamed dm "drivers" subcommand to "compat" (as it listed
compatibility strings) and prevent it from segfaulting when
drivers have no of_match populated.

Added a new "drivers" subcommand to dump a list of all known DM
drivers and for each, their uclass id, uclass driver and names of
attached devices.

Added a new "static" subcommand to dump a list of DM drivers with
statically defined platform data.

Signed-off-by: Niel Fourie <lusus@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agocmd: fs: Add command to list supported fs types
Niel Fourie [Tue, 24 Mar 2020 15:17:04 +0000 (16:17 +0100)]
cmd: fs: Add command to list supported fs types

Added command "fstypes" to list supported/included filesystems.

Signed-off-by: Niel Fourie <lusus@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
[trini: Limit to sandbox]
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agocmd: part: Add subcommand to list supported partition tables
Niel Fourie [Tue, 24 Mar 2020 15:17:03 +0000 (16:17 +0100)]
cmd: part: Add subcommand to list supported partition tables

Add a subcommand "types" to the part command, which lists the supported
partition table types.

Signed-off-by: Niel Fourie <lusus@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agoMerge tag 'u-boot-stm32-20200707' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm
Tom Rini [Tue, 7 Jul 2020 18:00:44 +0000 (14:00 -0400)]
Merge tag 'u-boot-stm32-20200707' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- arch and board update for stm32mp15:
  - use OPP information in device tree for 800MHz/650MHz support
  - ram: inprovments of test command
  - solve boot on closed chip when access to DBGMCU_IDC is protected
  - stm32prog command: Add "device anme" during USB enumeration
  - update configs: activate WATCHDOG and 'env erase' command,
    increase teed partition, support SD card after NOR boot by default and
    use env info in env_check
  - some sboard cleanups: gpio hog in dh board, specific driver for
    type-c stusb1600 controller code in a driver move part of code in spl.c
    and in common directory
- fix STM32 compatible for dwc_eth_qos driver
- support of new pinctrl ops get_dir_flags/set_dir_flags in stm32 and stmfx
  drivers
- vrefbuf: fix a possible overshoot when re-enabling

4 years agoMerge tag 'u-boot-atmel-2020.10-a' of https://gitlab.denx.de/u-boot/custodians/u...
Tom Rini [Tue, 7 Jul 2020 16:55:57 +0000 (12:55 -0400)]
Merge tag 'u-boot-atmel-2020.10-a' of https://gitlab.denx.de/u-boot/custodians/u-boot-atmel

First set of u-boot-atmel features for 2020.10 cycle

4 years agoarm64: issue ISB after updating system registers
Volodymyr Babchuk [Wed, 24 Jun 2020 01:05:19 +0000 (01:05 +0000)]
arm64: issue ISB after updating system registers

ARM Architecture reference manual clearly states that PE pipeline
should be flushed after changes to some system registers. Refer to
paragraph "B2.3.5 Memory Barriers" at page B2-92 of "Arm Architecture
Reference Manual ARMv8 for ARMv8-A Architecture Profile" (ARM DDI
0487B.a).

Failing to issue instruction synchronization barrier can lead to
spurious errors, like synchronous exception when accessing FPU
registers. This is very prominent on CPUs with long instruction
pipeline, like ARM Cortex A72.

This change fixes the following U-Boot panic:

 "Synchronous Abort" handler, esr 0x1fe00000
 elr: 00000000800948cc lr : 0000000080091e04
 x0 : 00000000801ffdc8 x1 : 00000000000000c8
 x2 : 00000000800979d4 x3 : 00000000801ffc60
 x4 : 00000000801ffd40 x5 : ffffff80ffffffd8
 x6 : 00000000801ffd70 x7 : 00000000801ffd70
 x8 : 000000000000000a x9 : 0000000000000000
 x10: 0000000000000044 x11: 0000000000000000
 x12: 0000000000000000 x13: 0000000000000000
 x14: 0000000000000000 x15: 0000000000000000
 x16: 000000008008b2e0 x17: 0000000000000000
 x18: 00000000801ffec0 x19: 00000000800957b0
 x20: 00000000000000c8 x21: 00000000801ffdc8
 x22: 000000008009909e x23: 0000000000000000
 x24: 0000000000000000 x25: 0000000000000000
 x26: 0000000000000000 x27: 0000000000000000
 x28: 0000000000000000 x29: 00000000801ffc50

 Code: a94417e4 a90217e4 a9051fe6 a90617e4 (3d801fe0)

While executing instruction

 str     q0, [sp, #112]

in vsnprintf() prologue. This panic was observed only on Cortex A72 so
far.

This patch places ISBs on other strategic places as well.

Also, this probably is the right fix for the issue workarounded in the
commit 45f41c134baf ("ARM: uniphier: add weird workaround code for LD20")

Reported-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Suggested-by: Julien Grall <julien.grall.oss@gmail.com>
Signed-off-by: Volodymyr Babchuk <volodymyr_babchuk@epam.com>
CC: Tom Rini <trini@konsulko.com>
CC: Masahiro Yamada <yamada.masahiro@socionext.com>
CC: Stefano Stabellini <sstabellini@kernel.org>
Reviewed-by: Julien Grall <julien@xen.org>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Tested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
4 years agoram: stm32mp1: add size and addr parameter to test all
Patrick Delaunay [Thu, 2 Jul 2020 17:56:37 +0000 (19:56 +0200)]
ram: stm32mp1: add size and addr parameter to test all

Add size and addr parameter to test "All" to override the default
value (4kB and STM32_DDR_BASE) used in tests with these optional
parameters: [size] or [addr].

When other optional parameters are present before [addr],
they are replaced by default value:
- [loop] = "1"
- [pattern] = "-" (new: force default pattern)

Example to use:

DDR>test 0 1 0x20000

DDR>test 0 1 0x1000000 0xD0000000

Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
4 years agoram: stm32mp1: use the DDR size by default in the test addressBus
Patrick Delaunay [Thu, 2 Jul 2020 17:56:36 +0000 (19:56 +0200)]
ram: stm32mp1: use the DDR size by default in the test addressBus

The test 4 = "AddressBus [size] [addr]" without parameter
detects alias for any address bit only when:
- size = real size of DDR
- addr = start of DDR = 0xC0000000

These value must be the default value when parameters are absent.

This patch sets bufsize to STM32_DDR_SIZE and get_bufsize() selects
the correct value for bufsize when this parameter is absent =
full size of the DDDR

On EV1 board :
DDR> test 4
running at 0xC0000000 length 0x40000000

On DK2 board
DDR> test 4
running at 0xC0000000 length 0x20000000

Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
4 years agoram: stm32mp1: add parameter addr in test FrequencySelectivePattern
Patrick Delaunay [Thu, 2 Jul 2020 17:56:35 +0000 (19:56 +0200)]
ram: stm32mp1: add parameter addr in test FrequencySelectivePattern

Add a parameter addr in test FrequencySelectivePattern to select
the base address used to execute the tests.

Default value (when the parameter is absent) is STM32_DDR_BASE,
selected in get_addr() function.

Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
4 years agoram: stm32mp1: protect minimum value in get_bufsize
Patrick Delaunay [Thu, 2 Jul 2020 17:56:34 +0000 (19:56 +0200)]
ram: stm32mp1: protect minimum value in get_bufsize

Add protection on minimum value for result of get_bufsize
and check the alignment of buffer size: only multiple min_size
is allowed; only 4 bytes alignment was checked previously
(value & 0x3).

For example the "Random" test raises an issue when size is not 8 bytes
aligned because address for buffer = address + size / 2 is not word
aligned.

This patch avoid test error for unsupported size value.

Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
4 years agostm32mp1: use the command env info in env_check
Patrick Delaunay [Thu, 2 Jul 2020 15:43:45 +0000 (17:43 +0200)]
stm32mp1: use the command env info in env_check

Activate CMD_NVEDIT_INFO and use the new command "env info -d -p -q"
to automatically save the environment on first boot.

This patch allows to remove the env_default variable.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agocmd: env: use ENV_IS_IN_DEVICE in env info
Patrick Delaunay [Thu, 2 Jul 2020 15:43:44 +0000 (17:43 +0200)]
cmd: env: use ENV_IS_IN_DEVICE in env info

Use the define ENV_IS_IN_DEVICE to test if one the
CONFIG_ENV_IS_IN_...  is defined and correct the detection of
persistent storage support in the command "env info"
if CONFIG_ENV_IS_NOWHERE is activated.

Since commit 60d5ed2593c9 ("env: allow ENV_IS_NOWHERE with
other storage target") test CONFIG_ENV_IS_NOWHERE is not
enough; see also commit 953db29a1e9c6 ("env: enable saveenv
command when one CONFIG_ENV_IS_IN is activated").

This patch avoids issue for this command in stm32mp1 platform.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: dh_stm32mp1: update the gpio hog support
Patrick Delaunay [Thu, 2 Jul 2020 13:20:47 +0000 (15:20 +0200)]
board: dh_stm32mp1: update the gpio hog support

This patch update the current gpio hog implementation with
the new API gpio_hog_probe_all() activated with CONFIG_GPIO_HOG.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: st: move type-c stusb1600 controller code in a driver
Patrick Delaunay [Mon, 29 Jun 2020 08:34:06 +0000 (10:34 +0200)]
board: st: move type-c stusb1600 controller code in a driver

Migrate the ST Microelectronics STUSB160X Type-C controller code in
a generic I2C driver in st/common, based on Linux one in :
drivers/usb/typec/stusb160x.c

This patch simplifies the stm32mp1 board code and allows to reuse
this STUSB160X driver in other boards.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoconfigs: stm32mp1: only support SD card after NOR in bootcmd_stm32mp
Patrick Delaunay [Tue, 16 Jun 2020 16:30:27 +0000 (18:30 +0200)]
configs: stm32mp1: only support SD card after NOR in bootcmd_stm32mp

In the boot command used in ST boards, bootcmd_stm32mp, only support
the SD card as second stage, where is found the bootfs with DISTRO.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoarm: stm32mp: protect DBGMCU_IDC access with BSEC
Patrick Delaunay [Tue, 16 Jun 2020 16:27:44 +0000 (18:27 +0200)]
arm: stm32mp: protect DBGMCU_IDC access with BSEC

As debugger must be totally closed on Sec closed chip,
the DBGMCU_IDC register is no more accessible (self
hosted debug is disabled with OTP).

This patch adds a function bsec_dbgswenable() to check
if the DBGMCU registers are available before to access them:
BSEC_DENABLE.DBGSWENABLE = self hosted debug status.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoarm: stm32mp: stm32prog: add "Device Name" in iproduct during DFU USB enumeration
Patrick Delaunay [Tue, 16 Jun 2020 16:25:14 +0000 (18:25 +0200)]
arm: stm32mp: stm32prog: add "Device Name" in iproduct during DFU USB enumeration

Add "Device Name" in iproduct during DFU USB enumeration
to have this information in STM32CubeProgrammer trace
(this tools is compatible with @Name since v2.3)

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: st: stm32mp1: increase teed partition
Patrick Delaunay [Tue, 16 Jun 2020 16:19:28 +0000 (18:19 +0200)]
board: st: stm32mp1: increase teed partition

With TEE 3.7.0, the partition teed (OP-TEE pageable
code and data) need to increase up to 512KB in NOR device.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agostm32mp1: configs: activate CMD_ERASEENV
Patrick Delaunay [Mon, 15 Jun 2020 09:25:13 +0000 (11:25 +0200)]
stm32mp1: configs: activate CMD_ERASEENV

Activate the command env erase to reset the environment with the command:
> env erase

it is simpler than:
> env default -a
> env save

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agopower: regulator: stm32: vrefbuf: fix a possible overshoot when re-enabling
Fabrice Gasnier [Fri, 12 Jun 2020 08:40:58 +0000 (10:40 +0200)]
power: regulator: stm32: vrefbuf: fix a possible overshoot when re-enabling

There maybe an overshoot:
- when disabling, then re-enabling vrefbuf too quickly
- or upon platform reset as external capacitor maybe slow
  discharging (VREFBUF is HiZ at reset by default).
VREFBUF is used by ADC/DAC on some boards. An overshoot on the reference
voltage make the conversions inaccurate for a short period of time. So:
- Don't put the VREFBUF in HiZ when disabling, to force an active
  discharge.
- Enforce a 1ms OFF/ON delay, also upon reset

Penalty is a 1ms delay is applied (even for a cold boot), when enabling
VREFBUF.

Fixes: 93cf0ae7758d ("power: regulator: Add support for stm32-vrefbuf")
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
4 years agoconfigs: stm32mp1: activate WATCHDOG
Patrick Delaunay [Thu, 11 Jun 2020 14:51:17 +0000 (16:51 +0200)]
configs: stm32mp1: activate WATCHDOG

As kernel v5.6 have a solution since so we will be able to enable
the watchdog at boot time. It is reloaded by the watchdog
framework (if CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED is set) and
until the userspace watchdog daemon takes over control.

Need presence of kernel patch 85fdc63fe256 ("drivers: watchdog:
stm32_iwdg: set WDOG_HW_RUNNING at probe") integrated in v5.6-rc1.

This patch revert the previous commit ca351e705a5c ("stm32mp1:
deactivate WATCHDOG in defconfig").

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agopinctrl: stm32: add information on pin configuration
Patrick Delaunay [Thu, 4 Jun 2020 12:30:33 +0000 (14:30 +0200)]
pinctrl: stm32: add information on pin configuration

Add information on pin configuration used for pinmux command:
- bias configuration for output (disable, pull up, pull down)
- otype for input (open drain or push pull)

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agopinctrl: stmfx: add information on pin configuration
Patrick Delaunay [Thu, 4 Jun 2020 12:30:32 +0000 (14:30 +0200)]
pinctrl: stmfx: add information on pin configuration

Add information on pin configuration used for pinmux command.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stmfx: add ops get_dir_flags
Patrick Delaunay [Thu, 4 Jun 2020 12:30:31 +0000 (14:30 +0200)]
gpio: stmfx: add ops get_dir_flags

Add support of ops get_dir_flags() to read dir flags from
STMFX registers.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stmfx: add ops set_dir_flag
Patrick Delaunay [Thu, 4 Jun 2020 12:30:30 +0000 (14:30 +0200)]
gpio: stmfx: add ops set_dir_flag

Manage the flags for GPIO configuration:
- open_drain, push_pull
- pull_up, pull_down

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stmfx: add function stmfx_read_reg and stmfx_write_reg
Patrick Delaunay [Thu, 4 Jun 2020 12:30:29 +0000 (14:30 +0200)]
gpio: stmfx: add function stmfx_read_reg and stmfx_write_reg

Add the helper functions stmfx_read_reg() and stmfx_write_reg() to avoid
duplicated code for access to stmfx's register with mask.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stmfx: rename function used to change pin configuration
Patrick Delaunay [Thu, 4 Jun 2020 12:30:28 +0000 (14:30 +0200)]
gpio: stmfx: rename function used to change pin configuration

Rename the two function used to change the pin configuration
from stmfx_pinctrl_.. stmfx_conf_... to clarify the function usage.

No functional change.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stmfx: move function to prepare new ops introduction
Patrick Delaunay [Thu, 4 Jun 2020 12:30:27 +0000 (14:30 +0200)]
gpio: stmfx: move function to prepare new ops introduction

Move the functions stmfx_pinctrl_set_pupd and stmfx_pinctrl_set_type;
they can be used by the new ops get_dir_flags and set_dir_flags introduced
by next patch.

No functional change.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stm32: add ops get_dir_flags
Patrick Delaunay [Thu, 4 Jun 2020 12:30:26 +0000 (14:30 +0200)]
gpio: stm32: add ops get_dir_flags

Add ops get_dir_flags() to read dir flags from GPIO registers.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agogpio: stm32: add ops set_dir_flags
Patrick Delaunay [Thu, 4 Jun 2020 12:30:25 +0000 (14:30 +0200)]
gpio: stm32: add ops set_dir_flags

Manage flags for GPIO configuration:
- open_drain, open_source, push_pull
- pull_up, pull_down

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: stm32mp1: update the gpio hog support
Patrick Delaunay [Thu, 4 Jun 2020 12:30:24 +0000 (14:30 +0200)]
board: stm32mp1: update the gpio hog support

This patch updates the current gpio hog implementation and uses
the new API gpio_hog_probe_all(), activated with CONFIG_GPIO_HOG.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoconfigs: stm32mp1: activate CONFIG_GPIO_HOG
Patrick Delaunay [Thu, 4 Jun 2020 12:30:23 +0000 (14:30 +0200)]
configs: stm32mp1: activate CONFIG_GPIO_HOG

This patch activates the new configuration CONFIG_GPIO_HOG.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: stm32mp1: move the function board_debug_uart_init in spl.c
Patrick Delaunay [Mon, 25 May 2020 10:19:49 +0000 (12:19 +0200)]
board: stm32mp1: move the function board_debug_uart_init in spl.c

Move the debug function board_debug_uart_init in spl.c
as the debug_uart_init() function is called in arch_cpu_init()
only for SPL and remove the board.c file.

For TFABOOT, the UART TX pin configuration is done in TF-A.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoARM: dts: stm32mp1: use OPP information for PLL1 settings in SPL
Patrick Delaunay [Mon, 25 May 2020 10:19:48 +0000 (12:19 +0200)]
ARM: dts: stm32mp1: use OPP information for PLL1 settings in SPL

This patch allows to switch the CPU frequency to 800MHz on the
ST Microelectronics board (DK1/DK2 and EV1) or dh electronics SOM
using the STM32MP15x SOC and when it is supported by the HW
(for STM32MP15xD and STM32MP15xF).

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: stm32mp1: update vddcore in SPL
Patrick Delaunay [Mon, 25 May 2020 10:19:47 +0000 (12:19 +0200)]
board: stm32mp1: update vddcore in SPL

For board using STPMIC1, the vddcore is provided by BUCK1 of STPMIC1
and need to be updated for 800MHz support and only after the clock
tree initialization.

The VDDCORE voltage value is provided by clock driver, saved in global
variable opp_voltage_mv and udpated in SPL board_early_init_f(),
just after clock tree initialization.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: st: stpmic1: add function stpmic1_init
Patrick Delaunay [Mon, 25 May 2020 10:19:46 +0000 (12:19 +0200)]
board: st: stpmic1: add function stpmic1_init

Add a function stmpic_init to early initialize the PMIC STPMIC1
- keep vdd on during the reset cycle (to avoid issue when backup battery
  is absent)
- Check if debug is enabled to program PMIC according to the bit

This patch allows to remove the compilation of spl.c file from stm32mp1
board in dh_stm32mp1.

CONFIG_SPL_BOARD_INIT is removed as the new function is called earlier
in SPL, in the function board_early_init_f.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoarm: stm32mp: add weak function to save vddcore
Patrick Delaunay [Mon, 25 May 2020 10:19:45 +0000 (12:19 +0200)]
arm: stm32mp: add weak function to save vddcore

Add a weak functions to save the vddcore voltage value provided
in the OPP node when the clock tree is initialized.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agostm32mp1: clk: configure pll1 with OPP
Patrick Delaunay [Mon, 25 May 2020 10:19:44 +0000 (12:19 +0200)]
stm32mp1: clk: configure pll1 with OPP

The PLL1 node (st,pll1) is optional in device tree, the max supported
frequency define in OPP node is used when the node is absent.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoboard: st: create common file stpmic1.c
Patrick Delaunay [Mon, 25 May 2020 10:19:43 +0000 (12:19 +0200)]
board: st: create common file stpmic1.c

Move function board_ddr_power_init() in a new file stpmic1 in
board/st/common to avoid duplicated code in each board using
stpmic1

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoARM: dts: stm32: add cpufreq support on stm32mp15x
Patrick Delaunay [Mon, 25 May 2020 10:19:42 +0000 (12:19 +0200)]
ARM: dts: stm32: add cpufreq support on stm32mp15x

This commit adds cpufreq support on stm32mp15x SOC. STM32 cpufreq uses
operating points V2 bindings (no legacy). Nvmem cells have to be used to
know the chip version and then which OPPs are available. Note that STM32
cpufreq driver is mainly based on "cpufreq-dt" driver.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agoarm: stm32mp: spl: add bsec driver in SPL
Patrick Delaunay [Mon, 25 May 2020 10:19:41 +0000 (12:19 +0200)]
arm: stm32mp: spl: add bsec driver in SPL

Add the bsec driver in SPL, as it is needed by SOC part number detection
to found the supported OPP.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agonet: dwc_eth_qos: update the compatible supported for STM32
Patrick Delaunay [Thu, 14 May 2020 13:00:23 +0000 (15:00 +0200)]
net: dwc_eth_qos: update the compatible supported for STM32

Update the compatible associated with the STM32 MPU glue
in the DWC ethernet driver.

The supported compatible is the specific "st,stm32mp1-dwmac"
as indicated in Linux binding
Documentation/devicetree/bindings/net/stm32-dwmac.txt
and not the "snps,dwmac-4.20a" only used to the select IP
version.

This glue is implemented in Linux kernel in:
drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c

For information in stm32mp151.dtsi, the 2 compatibles are
supported:

ethernet0: ethernet@5800a000 {
compatible = "st,stm32mp1-dwmac", "snps,dwmac-4.20a";
...
};

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
4 years agofs: fat: fix fat iteration
Christian Gmeiner [Tue, 9 Jun 2020 07:09:07 +0000 (09:09 +0200)]
fs: fat: fix fat iteration

According to the FAT specification it is valid to have files with an
attribute value of 0x0. This fixes a regression where different U-Boot
versions are showing different amount of files on the same storage
device. With this change U-Boot shows the same number of files and folders
as Linux and Windows.

Fixes: 39606d462c ("fs: fat: handle deleted directory entries correctly")
Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
4 years agocommon/board_f: Respect original FDT size while relocating
Oleksandr Andrushchenko [Fri, 19 Jun 2020 08:22:18 +0000 (11:22 +0300)]
common/board_f: Respect original FDT size while relocating

While relocating FDT we reserve some memory for the new FDT and
set the size of the FDT with that respect. But FDT may be placed
at the end of the RAM leading to memory access beyond it.
Fix this by copying exact FDT size bytes, not the reserved size.

Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agoRevert "riscv: sifive: fu540: Add gpio-restart support"
Tom Rini [Mon, 6 Jul 2020 21:57:14 +0000 (17:57 -0400)]
Revert "riscv: sifive: fu540: Add gpio-restart support"

As part of merging the next branch in to master, the sifive_fu540 will
fail to link:
riscv64-linux-ld.bfd: lib/built-in.o: in function `panic_finish':
lib/panic.c:28: undefined reference to `do_reset'
make[2]: *** [spl/u-boot-spl] Error 1
make[1]: *** [spl/u-boot-spl] Error 2
make: *** [sub-make] Error 2

And while the "fix the build" option of enabling CONFIG_SPL_SYSRESET may
solve the issue, it is unclear that it is the correct path exactly.  For
the moment, I am reverting this commit and take a "revert the revert"
and proper fix as soon as it's available.

This reverts commit cdae446461191714d692190da1ad4344398adc57.

Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Anup Patel <anup.patel@wdc.com>
Cc: Atish Patra <atish.patra@wdc.com>
Cc: Bin Meng <bin.meng@windriver.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agovideo: restore CONFIG_VIDCONSOLE_AS_LCD as boolean
Patrick Delaunay [Wed, 1 Jul 2020 12:56:10 +0000 (14:56 +0200)]
video: restore CONFIG_VIDCONSOLE_AS_LCD as boolean

This patch restores CONFIG_VIDCONSOLE_AS_LCD as boolean
and introduce a separate sting as CONFIG_VIDCONSOLE_AS_NAME
to search this string in stdout used as videoconsole.

This patch avoid issue with board defconfig or code expecting
CONFIG_VIDCONSOLE_AS_LCD as boolean.

Fixes: 22b897a12323 ("video: extend stdout video console work-around for 'vga'")
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
4 years agoMerge branch 'next'
Tom Rini [Mon, 6 Jul 2020 19:46:38 +0000 (15:46 -0400)]
Merge branch 'next'

Merge all outstanding changes from the current next branch in now that
we have released.

4 years agoPrepare v2020.07
Tom Rini [Mon, 6 Jul 2020 19:22:53 +0000 (15:22 -0400)]
Prepare v2020.07

Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agoconfigs: Resync with savedefconfig
Tom Rini [Mon, 6 Jul 2020 17:54:25 +0000 (13:54 -0400)]
configs: Resync with savedefconfig

Rsync all defconfig files using moveconfig.py

Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agoMerge tag 'efi-2020-10-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi...
Tom Rini [Sun, 5 Jul 2020 22:13:12 +0000 (18:13 -0400)]
Merge tag 'efi-2020-10-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi into next

Pull request for UEFI sub-system for efi-2020-10-rc1

This series comprises error corrections for the UEFI subsystem:

* correct consideration of timestamps for variable authentication
* correct collection of data regions for code authentication
* correct unit tests to test loading dbx
* enable FAT_WRITE as required by the UEFI spec

The boot manager uses log functions instead of printf() and debug().

The UEFI intialization state is exported.

4 years agoMerge branch '2020-07-01-kconfig-etc-updates' into next
Tom Rini [Sun, 5 Jul 2020 22:03:32 +0000 (18:03 -0400)]
Merge branch '2020-07-01-kconfig-etc-updates' into next

- Resync Kconfiglib with the v14.1.0 release.
- Re-sync our <linux/compiler*h> files with v5.7-rc5 from upstream.
- Fully resync checkpatch.pl with v5.7 release.

To safely to all of the above, we have a few bugfixes about functions
that need a 'static inline' but weren't.  We also stop setting
CROSS_COMPILE in arch/*/config.mk.  Finally, with the above changes
boards can now opt-in to optimizing inlining and we do this for the
socfpga stratix10 platform for space savings.

4 years agoMerge branch '2020-07-05-gpio-regression-fix'
Tom Rini [Sun, 5 Jul 2020 12:06:52 +0000 (08:06 -0400)]
Merge branch '2020-07-05-gpio-regression-fix'

- Merge a fix to the gpio uclass and a test for it.

4 years agosandbox, test: add test for GPIO_HOG function
Heiko Schocher [Fri, 22 May 2020 09:08:58 +0000 (11:08 +0200)]
sandbox, test: add test for GPIO_HOG function

currently gpio hog function is not tested with "ut dm gpio"
so add some basic tests for gpio hog functionality.

For this enable GPIO_HOG in sandbox_defconfig, add
in DTS some gpio hog entries, and add testcase in
"ut dm gpio" command.

Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
4 years agogpio-uclass.c: save the GPIOD flags also in the gpio descriptor
Heiko Schocher [Fri, 22 May 2020 09:08:56 +0000 (11:08 +0200)]
gpio-uclass.c: save the GPIOD flags also in the gpio descriptor

save the GPIOD_ flags also in the gpio descriptor.

Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>
Fixes: 788ea834124b ("gpio: add function _dm_gpio_set_dir_flags")
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Walter Lozano <walter.lozano@collabora.com>
4 years agoefi_loader: imply FAT, FAT_WRITE
Heinrich Schuchardt [Sat, 21 Mar 2020 19:45:50 +0000 (20:45 +0100)]
efi_loader: imply FAT, FAT_WRITE

The UEFI spec requires support for the FAT file system.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: export initialization state
Heinrich Schuchardt [Thu, 19 Mar 2020 18:21:58 +0000 (18:21 +0000)]
efi_loader: export initialization state

Export the UEFI sub-system initialization state. This will allow to treat
the setting of UEFI variables during and after initialization differently.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: rtc_mktime() called twice
Heinrich Schuchardt [Tue, 30 Jun 2020 10:02:14 +0000 (12:02 +0200)]
efi_loader: rtc_mktime() called twice

Don't call rtc_mktime() twice with the same argument in
efi_variable_authenticate().

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: use log function in boot manager
Heinrich Schuchardt [Sun, 31 May 2020 08:07:31 +0000 (10:07 +0200)]
efi_loader: use log function in boot manager

When booting via the boot manager use log function for user messages
instead of printf() and debug().

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: time based authentication
Heinrich Schuchardt [Wed, 1 Jul 2020 13:32:47 +0000 (15:32 +0200)]
efi_loader: time based authentication

When overwriting an existing time base authenticated variable we should
compare to the preceding time value and not to the start of the epoch.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: add missing validation of timestamp
Heinrich Schuchardt [Wed, 1 Jul 2020 10:44:00 +0000 (12:44 +0200)]
efi_loader: add missing validation of timestamp

The UEFI specification requires that when UEFI variables are set using time
based authentication we have to check that unused fields of the timestamp
are zero

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agotest: provide tests for efi_image_region_add()
Heinrich Schuchardt [Wed, 1 Jul 2020 18:01:53 +0000 (20:01 +0200)]
test: provide tests for efi_image_region_add()

Provide unit tests for efi_image_region_add().

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: fix efi_image_region_add()
Heinrich Schuchardt [Wed, 1 Jul 2020 18:01:52 +0000 (20:01 +0200)]
efi_loader: fix efi_image_region_add()

Use start and end address consistently as half-open interval.
Simplify the code.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoMerge branch 'master' of https://gitlab.denx.de/u-boot/custodians/u-boot-riscv
Tom Rini [Fri, 3 Jul 2020 16:00:36 +0000 (12:00 -0400)]
Merge branch 'master' of https://gitlab.denx.de/u-boot/custodians/u-boot-riscv

- sbi: Add newline to error message
- fu540: dts: Correct reg size of otp and dmc nodes
- Enhance reserved memory fixup about PMP information passed from OpenSBI
- sifive: fu540: Add gpio-restart support
- qemu-riscv: Update QEMU run command
- Assorted fixes related to reserved memory
- fu540: enable all cache ways from U-Boot proper
- use log functions in fdt_fixup

4 years agotest: correct time stamps for UEFI authentication
Heinrich Schuchardt [Thu, 2 Jul 2020 06:25:46 +0000 (08:25 +0200)]
test: correct time stamps for UEFI authentication

A time authenticated variable cannot be overwritten with another value
with the same time stamp. So we must ensure the correct sequence of time
stamps when generating out test data.

Using parameter -t for sign-efi-sig-list gives reproducible results and
avoids sleep statements.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agotest/py: efi_secboot: fix test case 1g of test_authvar
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:43 +0000 (14:09 +0900)]
test/py: efi_secboot: fix test case 1g of test_authvar

In the test case (1g) of test_authvar, "db" is mistakenly used,
and it ends up being the exact same as (1f).
So correct it as "dbx" test case.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agotest/py: efi_secboot: remove all "re.search"
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:42 +0000 (14:09 +0900)]
test/py: efi_secboot: remove all "re.search"

Currently, we don't use any regular expression in matching outputs from
U-Boot. Since its use is just redundant, we can remove all.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: image_loader: replace debug to EFI_PRINT
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:35 +0000 (14:09 +0900)]
efi_loader: image_loader: replace debug to EFI_PRINT

Just for style consistency, replace all the uses of debug() to
EFI_PRINT() in efi_image_loader.c.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: variable: replace debug to EFI_PRINT
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:34 +0000 (14:09 +0900)]
efi_loader: variable: replace debug to EFI_PRINT

Just for style consistency, replace all the uses of debug() to
EFI_PRINT in efi_variable.c.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: signature: replace debug to EFI_PRINT
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:33 +0000 (14:09 +0900)]
efi_loader: signature: replace debug to EFI_PRINT

Just for style consistency, replace all the uses of debug to
EFI_PRINT in efi_signature.c

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoRevert "test: stabilize test_efi_secboot"
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:32 +0000 (14:09 +0900)]
Revert "test: stabilize test_efi_secboot"

This reverts commit 5827c2545849441dd60467565aac11964259972f.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
4 years agoefi_loader: change efi objects initialization order
AKASHI Takahiro [Tue, 9 Jun 2020 05:09:31 +0000 (14:09 +0900)]
efi_loader: change efi objects initialization order

The simplest solution to revert the commit b32ac16f9a32 ("test/py: fix
test_efi_secboot/conftest.py") is to move efi_console_register()
forward before efi_disk_register().

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed by: Heinrich Schuchardt <xypron.glpk@gmx.de>

4 years agoriscv: use log functions in fdt_fixup
Heinrich Schuchardt [Tue, 30 Jun 2020 09:30:59 +0000 (11:30 +0200)]
riscv: use log functions in fdt_fixup

Replace printf() and debug() by log_err() and log_debug().

"No reserved memory region found in source FDT\n" is not an error but a
debug information.

%s/can not/cannot/ - use the more common spelling.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
4 years agoriscv: sifive: fu540: enable all cache ways from U-Boot proper
Pragnesh Patel [Fri, 29 May 2020 06:44:51 +0000 (12:14 +0530)]
riscv: sifive: fu540: enable all cache ways from U-Boot proper

Add L2 cache node to enable all cache ways from U-Boot proper.

Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
4 years agoriscv: Use optimized version of fdtdec_get_addr_size_no_parent
Atish Patra [Wed, 24 Jun 2020 21:56:15 +0000 (14:56 -0700)]
riscv: Use optimized version of fdtdec_get_addr_size_no_parent

fdtdec_get_addr_size_no_parent is not an optimized version if parent
node is already available with the caller.

Use fdtdec_get_addr_size_auto_parent to read the "reg" property

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Bin Meng <bin.meng@windriver.com>
4 years agoriscv: Do not return error if reserved node already exists
Atish Patra [Wed, 24 Jun 2020 21:56:14 +0000 (14:56 -0700)]
riscv: Do not return error if reserved node already exists

Not all errors are fatal. If a reserved memory node already exists in the
destination device tree, we can continue to boot without failing.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Bin Meng <bin.meng@windriver.com>
4 years agodoc: qemu-riscv: Update QEMU run command
Bin Meng [Tue, 23 Jun 2020 12:23:15 +0000 (05:23 -0700)]
doc: qemu-riscv: Update QEMU run command

Explicitly pass the "-bios" option to QEMU to run U-Boot, instead
of the "-kernel" option, as we know that "-bios" behavior will be
changed since QEMU 5.1.0.

This also updates validated QEMU version to 5.0.0.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
4 years agoriscv: sifive: fu540: Add gpio-restart support
Bin Meng [Tue, 23 Jun 2020 05:29:46 +0000 (22:29 -0700)]
riscv: sifive: fu540: Add gpio-restart support

The HiFive Unleashed board wires GPIO pin#10 to the input of the
system reset signal. This adds gpio reboot support.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Sagar Kadam <sagar.kadam@sifive.com>
Tested-by: Sagar Kadam <sagar.kadam@sifive.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>
4 years agoriscv: Do not build reset.c if SYSRESET is on
Bin Meng [Tue, 23 Jun 2020 05:29:44 +0000 (22:29 -0700)]
riscv: Do not build reset.c if SYSRESET is on

SYSRESET uclass driver already provides all the reset APIs, hence
exclude our own ad-hoc reset.c implementation.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Sagar Kadam <sagar.kadam@sifive.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>
4 years agoMerge branch 'next' of https://gitlab.denx.de/u-boot/custodians/u-boot-riscv into...
Tom Rini [Thu, 2 Jul 2020 13:53:34 +0000 (09:53 -0400)]
Merge branch 'next' of https://gitlab.denx.de/u-boot/custodians/u-boot-riscv into next

- Add Sipeed Maix support
- Update clock handler and proper cpu features

4 years agoriscv: Enable CONFIG_OF_BOARD_FIXUP by default for OF_SEPARATE
Bin Meng [Fri, 26 Jun 2020 01:16:08 +0000 (18:16 -0700)]
riscv: Enable CONFIG_OF_BOARD_FIXUP by default for OF_SEPARATE

Starting from OpenSBI v0.7, the SBI firmware inserts/fixes up the
reserved memory node for PMP protected memory regions. All RISC-V
boards need to copy the reserved memory node from the device tree
provided by the firmware to the device tree used by U-Boot.

Turn on CONFIG_OF_BOARD_FIXUP by default for OF_SEPARATE.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Rick Chen <rick@andestech.com>
4 years agoriscv: Expand the DT size before copy reserved memory node
Bin Meng [Fri, 26 Jun 2020 01:16:07 +0000 (18:16 -0700)]
riscv: Expand the DT size before copy reserved memory node

The FDT blob might not have sufficient space to hold a copy of
reserved memory node. Expand it before the copy.

Reported-by: Rick Chen <rick@andestech.com>
Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Rick Chen <rick@andestech.com>
4 years agoriscv: Avoid the reserved memory fixup if src and dst point to the same place
Bin Meng [Fri, 26 Jun 2020 01:16:06 +0000 (18:16 -0700)]
riscv: Avoid the reserved memory fixup if src and dst point to the same place

The copy of reserved memory node from source dtb to destination dtb
can be avoided if they point to the same place. This is useful when
OF_PRIOR_STAGE is used.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Rick Chen <rick@andestech.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
4 years agoriscv: fu540: dts: Correct reg size of otp and dmc nodes
Bin Meng [Tue, 9 Jun 2020 03:28:26 +0000 (20:28 -0700)]
riscv: fu540: dts: Correct reg size of otp and dmc nodes

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>
4 years agoriscv: fu540: dts: Remove the unnecessary space in the cpu2_intc node
Bin Meng [Tue, 9 Jun 2020 03:28:25 +0000 (20:28 -0700)]
riscv: fu540: dts: Remove the unnecessary space in the cpu2_intc node

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>
4 years agoriscv: sbi: Add newline to error message
Sean Anderson [Sat, 6 Jun 2020 19:26:03 +0000 (15:26 -0400)]
riscv: sbi: Add newline to error message

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Bin Meng <bin.meng@windriver.com>
4 years agocheckpatch.pl: Fully re-sync with v5.7
Tom Rini [Tue, 16 Jun 2020 14:29:46 +0000 (10:29 -0400)]
checkpatch.pl: Fully re-sync with v5.7

While commit 048a648298b1 ("checkpatch.pl: Update to v5.7") largely
re-syncs us with checkpatch.pl from v5.7 there are a number of things
missing still.  Re-copy the script and again take care to keep our
allowed debug prints and now localized checks intact.

Fixes: 048a648298b1 ("checkpatch.pl: Update to v5.7")
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agokconfig: show compiler version text in the top comment
Tom Rini [Mon, 18 May 2020 18:48:00 +0000 (14:48 -0400)]
kconfig: show compiler version text in the top comment

This is a side-port of commit 21c54b774744 ("kconfig: show compiler
version text in the top comment") from Linux:

"The kernel configuration phase is now tightly coupled with the compiler
in use.  It will be nice to show the compiler information in Kconfig."

We have already had the required makefile logic for this and had not
included printing the value in various user and file visible places.

Cc: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agosocfpga: Enable optimized inlining on stratix10
Tom Rini [Thu, 14 May 2020 12:30:09 +0000 (08:30 -0400)]
socfpga: Enable optimized inlining on stratix10

Enable the new CONFIG_OPTIMIZE_INLINING and CONFIG_SPL_OPTIMIZE_INLINING
options for this platform.  With gcc-9.2 from kernel.org this saves us
1784 bytes in U-Boot and 80 bytes in SPL.

Cc: Marek Vasut <marex@denx.de>
Cc: Chin-Liang See <chin.liang.see@intel.com>
Cc: Dinh Nguyen <dinh.nguyen@intel.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Acked-by: Marek Vasut <marex@denx.de>
4 years agocompilers: Introduce options for forcing inlining on SPL/TPL
Tom Rini [Thu, 14 May 2020 12:30:08 +0000 (08:30 -0400)]
compilers: Introduce options for forcing inlining on SPL/TPL

There are cases where when we allow the compiler to decide about making
inline decisions rather than forcing them it can save us space.

For now, we keep the default values for inlining that we have had
historically.

Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agocompiler_types.h: Re-introduce CONFIG_OPTIMIZE_INLINING for U-Boot
Tom Rini [Thu, 14 May 2020 12:30:07 +0000 (08:30 -0400)]
compiler_types.h: Re-introduce CONFIG_OPTIMIZE_INLINING for U-Boot

In the Linux kernel, support for forcing inline functions to be made
inline, rather than allowing the compiler to make its own choice has
been removed.  With respect to performance, modern GCC (and Clang) do a
good job at deciding when to, or not to, inline code and there are no
run-time requirements in Linux anymore.

There is one downside to this, which is final binary size.  On average
in U-Boot removing this support grows SPL by almost 1 kilobyte.  But
there are cases where it shrinks the binary by making better inline
choices than we had forced.

Start by re-introducing CONFIG_OPTIMIZE_INLINING as a global which
essentially reverts 889b3c1245de ("compiler: remove CONFIG_OPTIMIZE_INLINING entirely")
from Linux.

Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agocompiler*.h: sync include/linux/compiler*.h with Linux 5.7-rc5
Tom Rini [Thu, 14 May 2020 12:30:06 +0000 (08:30 -0400)]
compiler*.h: sync include/linux/compiler*.h with Linux 5.7-rc5

Copy these from Linux v5.7-rc5 tag.

This brings in some handy new attributes and is otherwise important to
keep in sync.

We drop the reference to smp_read_barrier_depends() as it is not
relevant on the architectures we support at this time, based on where
it's implemented in Linux today.  We drop the call to kasan_check_read()
as that is not relevant to U-Boot as well.

Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
4 years agopci: rockchip: Mark inline functions as static inline
Tom Rini [Wed, 1 Jul 2020 15:46:45 +0000 (11:46 -0400)]
pci: rockchip: Mark inline functions as static inline

Unless we mark the function as 'static inline' it may end up being
non-inlined by the compiled and result in duplicate functions.

Cc: Jagan Teki <jagan@amarulasolutions.com>
Cc: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Tom Rini <trini@konsulko.com>