Commit Graph

71311 Commits

Author SHA1 Message Date
Patrick Delaunay
3f0038dee4 configs: stm32mp1_trusted_defconfig rely on SCMI support
Enable SCMI clock and reset domain support for stm32mp1 platform
and ARM SMC mailbox driver used as communication channel for
SCMI messages between non-secure world and secure SCMI server.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:03:19 +01:00
Patrick Delaunay
0689dc5323 scmi: cosmetic: reorder include files
Reorder include files in expected order.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:03:19 +01:00
Patrick Delaunay
9f5e4aa66e scmi: define LOG_CATEGORY
Define LOG_CATEGORY to allow filtering with log command.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:03:19 +01:00
Patrick Delaunay
1b9ad5198a scmi: Include device_compat.h
Include the file needed for log function prototype, this patch solves the
compilation issue for undefined reference to `dev_err'.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:03:19 +01:00
Etienne Carriere
08db5d5c71 clk: stm32mp1: gets root clocks from fdt
This change makes stm32mp1 clock driver to get the root clocks
reference from the device node in the FDT rather than fetching
straight these clocks by their name. Driver now stores the
clock reference and use it to know if a root clock is present,
get its rate or gets its related udevice reference.

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:03:19 +01:00
Etienne Carriere
3d15245502 ARM: dts: stm32mp1: explicit clock reference needed by RCC clock driver
Define in the RCC clock provider node which root clocks the driver
depends on. These are root oscillators, which may be present or
not, upon FDT content.

This update binding is introduced in Linux kernel device tree by patch
"ARM: dts: stm32: move clocks/resets to SCMI resources for stm32mp15"

This patch is a preliminary step for SCMI support of stm32mp15
boards with trusted boot chain, based on TF-A or OP-TEE.

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:03:19 +01:00
Patrice Chotard
de6f70a632 mtd: spinand: Add WATCHDOG_RESET() in spinand_mtd_read/write()
In case of big area read/write on spi nand, watchdog timeout may occurs.
To fix that, add WATCHDOG_RESET() in spinand_mtd_read() and
spinand_mtd_write() to ensure that watchdog is reset.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-03-11 17:00:41 +01:00
Patrice Chotard
3f6cfdaa23 mtd: nand: Add WATCHDOG_RESET() in nanddev_mtd_erase()
In case of big area erased on nand, watchdog timeout may occurs.
To fix that, add WATCHDOG_RESET() in nanddev_mtd_erase() to ensure that
watchdog is reset.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-03-11 16:59:16 +01:00
Patrice Chotard
e48ec51b43 spi: stm32_qspi: Add WATCHDOG_RESET in _stm32_qspi_read_fifo()
In case of reading large area and memory-map mode is misconfigured
(memory-map size declared lower than the real size of the memory chip)
watchdog can be triggered.

Add WATCHDOG_RESET() in _stm32_qspi_read_fifo to fix it.

Issue reproduced with stm32mp157c-ev1 board and memory map size set to
1, with following command:
sf read 0xC0000000 0 0x4000000

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-03-11 16:59:16 +01:00
Patrice Chotard
5988575a90 mtd: spi-nor: Add WATCHDOG_RESET() in spi_nor_core callbacks
In case of big area write/erase on spi nor, watchdog timeout may occurs.
Issue reproduced on stm32mp157c-ev1 with following commands:

sf write 0xC0000000 0 0x3000000
or
sf erase 0 0x1000000

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-03-11 16:36:32 +01:00
Tom Rini
c5219c4a18 Prepare v2021.04-rc3
Signed-off-by: Tom Rini <trini@konsulko.com>
2021-03-01 22:46:41 -05:00
Heinrich Schuchardt
e86ad666d0 log: convert pr_*() to logging
In drivers we use a family of printing functions including pr_err() and
pr_cont(). CONFIG_LOGLEVEL is used to control which of these lead to output
via printf().

Our logging functions allow finer grained control of output. So replace
printf() by the matching logging functions. The usage of CONFIG_LOGLEVEL
remains unchanged.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-03-01 09:54:11 -05:00
Marek Behún
1afb9f2222 fs: btrfs: do not fail when offset of a ROOT_ITEM is not -1
When the btrfs_read_fs_root() function is searching a ROOT_ITEM with
location key offset other than -1, it currently fails via BUG_ON.

The offset can have other value than -1, though. This can happen for
example if a subvolume is renamed:

  $ btrfs subvolume create X && sync
  Create subvolume './X'
  $ btrfs inspect-internal dump-tree /dev/root | grep -B 2 'name: X$
        location key (270 ROOT_ITEM 18446744073709551615) type DIR
        transid 283 data_len 0 name_len 1
        name: X
  $ mv X Y && sync
  $ btrfs inspect-internal dump-tree /dev/root | grep -B 2 'name: Y$
        location key (270 ROOT_ITEM 0) type DIR
        transid 285 data_len 0 name_len 1
        name: Y

As can be seen the offset changed from -1ULL to 0.

Do not fail in this case.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Cc: David Sterba <dsterba@suse.com>
Cc: Qu Wenruo <wqu@suse.com>
Cc: Tom Rini <trini@konsulko.com>
2021-03-01 09:53:46 -05:00
Tom Rini
85ae52b959 uboot-test-hooks: Switch to our GitLab instance
As Stephen is no longer actively maintaining the uboot-test-hooks
repository, switch to using the instance on our GitLab.

Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Tom Rini <trini@konsulko.com>
2021-02-28 13:57:30 -05:00
Heinrich Schuchardt
a3bbd0b912 Correct U-Boot upstream repository
The U-Boot source moves to https://source.denx.de/u-boot/u-boot.git
effective 2021-02-28.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-28 13:57:30 -05:00
Tom Rini
9935050b44 Pull request for efi-2021-04-rc3-2
Bug fixes:
 * debug build for mkeficapsule
 * limit output length for VenHw, VenMedia
 * ACPI tables must be in EfiACPIReclaimMemory
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Merge tag 'efi-2021-04-rc3-2' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi

Pull request for efi-2021-04-rc3-2

Bug fixes:
* debug build for mkeficapsule
* limit output length for VenHw, VenMedia
* ACPI tables must be in EfiACPIReclaimMemory
2021-02-27 08:06:10 -05:00
Tom Rini
08cca188c1 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-usb
- fastboot updates / fixes
2021-02-26 15:11:08 -05:00
Tom Rini
b839fc9d47 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-spi
- new GigaDevice flash ids
- fixes for imx, nxp_spi drivers
2021-02-26 12:41:19 -05:00
Tom Rini
a3c6d287ba - Add USB host boot support in stm32mp1 config
- Enable uefi related commands for STMicroelectronics STM32MP15 boards
 - Remove duplicate uart nodes in stm32mp15 device tree
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Merge tag 'u-boot-stm32-20210226' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- Add USB host boot support in stm32mp1 config
- Enable uefi related commands for STMicroelectronics STM32MP15 boards
- Remove duplicate uart nodes in stm32mp15 device tree
2021-02-26 12:41:06 -05:00
Heinrich Schuchardt
a2c3f1bca4 cmd/efidebug: add firmware management protocol GUID
Add missing GUID short text used in the efidebug tables and efidebug dh
sub-commands.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-26 16:17:43 +01:00
Heinrich Schuchardt
c6f077a207 efi_loader: fix documentation in efi_loader.h
Correct missing descriptions and typos in efi_loader.h.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-26 16:17:43 +01:00
Heinrich Schuchardt
9c081a7eab efi_loader: limit output length for VenHw, VenMedia
VenHw and VenMedia device path nodes may carry vendor defined data of
arbitrary length. When converting a device path node to text ensure that we
do not overrun our internal buffer.

In our implementation of
EFI_DEVICE_PATH_TO_TEXT_PROTOCOL.ConvertDevicePathToText() we could first
determine the output length and then allocate buffers but that would nearly
double the code size. Therefore keep the preallocated buffers and truncate
excessive device paths instead.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-26 16:17:43 +01:00
Klaus Heinrich Kiwi
95cacc86f2 tools/mkeficapsule.c: fix DEBUG build
Fix a missing comma sign (,) from a printf(), that is only
reachable if DEBUG is defined, in which case the build fails with:

    tools/mkeficapsule.c:266:36: error: expected ‘)’ before ‘bin’
      266 |  printf("\tbin: %s\n\ttype: %pUl\n" bin, guid);
          |                                    ^~~~
          |                                    )

Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-26 16:17:43 +01:00
Heinrich Schuchardt
77cae565bd MAINTAINERS: assign tools/mkeficapsule.c to EFI PAYLOAD
tools/mkeficapsule.c is used to prepare test files for testing the UEFI
sub-system.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-26 16:17:43 +01:00
Heinrich Schuchardt
992b1731e6 efi_loader: ACPI tables must be in EfiACPIReclaimMemory
The UEFI spec does not allow ACPI tables to be in runtime services memory.
It recommends EfiACPIReclaimMemory.

Remove a superfluous check that the allocated pages are 16 byte aligned.
EFI pages are 4 KiB aligned.

Fixes: 86df34d42b ("efi_loader: Install ACPI configuration tables")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-02-26 16:17:43 +01:00
Ilias Apalodimas
1b3db349c0 configs: stm32mp1: enable uefi related commands
The board can boot with UEFI. With the latest changes in U-Boot's
EFI subsystem we also have support for EFI runtime variables, without
SetVariable support.  We can also store the EFI variables in a file on the
ESP partition and preserve them across reboots.
The env and efidebug commands are missing in order to configure
EFI variables and the efibootmgr though.  Since U-Boot's default config
enables other EFI related commands (e.g bootefi), let's add the env related
and efidebug commands and allow users to do that

Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-02-26 15:45:22 +01:00
Patrick Delaunay
1a1a47cdba arm: dts: stm32mp15: remove duplicate uart nodes
Remove duplicated uart nodes introduced with commit 62f95af92a
("ARM: dts: stm32mp1: DT alignment with Linux kernel v5.9-rc4"),
because the uart nodes wasn't correctly ordered in alphabetic order.

Only cosmetic: the generated device tree don't change.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-02-26 15:44:58 +01:00
Marek Vasut
0bbfae717f ARM: stm32: Add USB host boot support
Add support for booting from USB pen drive, since USB host port is
available on the STM32MP1.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-02-26 15:39:12 +01:00
Patrice Chotard
0a7e5e5f10 usb: gadget: dwc2_udc_otg: Fix dwc2_gadget_start() and usb_gadget_register_driver()
Since commit 8745b9ebcc ("usb: gadget: add super speed support")
ums was no more functional on platform which use dwc2_udc_otg driver.

This was due to a too restrictive test which checked that the gadget
driver speed was either FS or HS.

So all gadget driver with max speed set to speed higher than
HS (SS in case of composite gadget driver in our case) are not
allowed, which is wrong.

Update the speed test in usb_gadget_register_driver() and in
dwc2_gadget_start() to allow all gadget driver speed equal or higher
than FS.

Tested on stm32mp157c-ev1 board.

Fixes: c791c8431c ("usb: dwc2: convert driver to DM_USB_GADGET")

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-02-26 15:30:55 +01:00
Stefan Brüns
ba0b984bb0 usb: kbd: Also accept keyboards with Interrupt OUT endpoint
The OUT endpoint can just be ignored as it is not used, just as the
corresponding Set_Report request for IN-only interfaces. E.g. the
Linux gadget hid keyboard also provides an interrupt endpoint.

Also cleanup confusing debug messages like "found set protocol", which
is printed when a keyboard device is found, while the Set_Protocol request
is issued quite some time later.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
2021-02-26 15:30:55 +01:00
Heiko Schocher
bc820d5bcc fastboot: add UUU command UCmd and ACmd support
add support for the UUU commands ACmd and UCmd.

Enable them through the Kconfig option
CONFIG_FASTBOOT_UUU_SUPPORT

base was commit in NXP kernel
9b149c2a2882: ("MLK-18591-3 android: Add FSL android fastboot support")

and ported it to current mainline. Tested this patch
on imx6ul based board.

Signed-off-by: Heiko Schocher <hs@denx.de>
Acked-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
2021-02-26 15:30:55 +01:00
Sean Anderson
403c2e46b4 doc: Document partition specifications
This documents the way U-Boot understands partitions specifications.
This also updates the fastboot documentation for the changes in the
previous commit.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
1500c79dc3 doc: Rename k210 partitions anchor
This anchor is only for the k210 partition layout, so rename it
appropriately. This keeps it from conflicting with the (to be added)
anchor for U-Boot partitions in general.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
de1728ce4c fastboot: Allow u-boot-style partitions
This adds support for partitions of the form "dev.hwpart:part" and
"dev#partname". This allows one to flash to eMMC boot partitions without
having to use CONFIG_FASTBOOT_MMC_BOOT1_SUPPORT. It also allows one to
flash to an entire device without needing CONFIG_FASTBOOT_MMC_USER_NAME.
Lastly, one can also flash MMC devices other than
CONFIG_FASTBOOT_FLASH_MMC_DEV.

Because devices can be specified explicitly, CONFIG_FASTBOOT_FLASH_MMC_DEV
is used only when necessary for existing functionality. For those cases,
fastboot_mmc_get_dev has been added as a helper function. This allows

There should be no conflicts with the existing system, but just in case, I
have ordered detection of these names after all existing names.

The fastboot_mmc_part test has been updated for these new names.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
ae5e6b4e8f fastboot: Move part_get_info_by_name_or_alias after raw_part_get_info_by_name
This makes the next commit more readable by doing the move now.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
f3cf964f2d fastboot: Remove mmcpart argument from raw_part_get_info_by_name
The only thing mmcpart was used for was to pass to blk_dselect_hwpart.
This calls blk_dselect_hwpart directly from raw_part_get_info_by_name. The
error handling is dropped, but it is reintroduced in the next commit
(albeit less specificly).

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
81c1aa89e1 part: Support string block devices in part_get_info_by_dev_and_name
This adds support for things like "#partname" and "0.1#partname". The block
device parsing is done like in blk_get_device_part_str.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
9f7bb2825b part: Support getting whole disk from part_get_info_by_dev_and_name_or_num
This adds an option to part_get_info_by_dev_and_name_or_num to allow
callers to specify whether whole-disk partitions are fine.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
59715754e1 part: Give several functions more useful return values
Several functions in disk/part.c just return -1 on error. This makes them
return different errnos for different failures. This helps callers
differentiate between failures, even if they cannot read stdout.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
d4f22cb39e test: dm: Add test for fastboot mmc partition naming
This test verifies the mapping between fastboot partitions and partitions
as understood by U-Boot. It also tests the creation of GPT partitions,
though that is not the primary goal.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Sean Anderson
3f6fb77175 mmc: sandbox: Add support for writing
This adds support writing to the sandbox mmc backed by an in-memory
buffer. The unit test has been updated to test reading, writing, and
erasing. I'm not sure what MMCs erase to; I picked 0, but if it's 0xFF
then that can be easily changed.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-26 15:30:55 +01:00
Tom Rini
99bebbd5b2 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-marvell
- turris_mox: Enhancements, mostlly defconfig changes (Pali)
- pci-aardvark: Set Max Payload Size and Max Read Request Size
                to 512 bytes (Pali)
- pci_mvebu: Minor cleanup and refactoring (Marek)
- Upgrade A38x DDR3 training to version 14.0.0 (Marek)
2021-02-26 07:55:16 -05:00
Tom Rini
d9bc92f554 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-samsung 2021-02-26 07:54:27 -05:00
Tom Rini
94218ca9a8 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-riscv 2021-02-26 07:53:04 -05:00
Reto Schneider
783a15b351 mtd: nand: spi: Support GigaDevice GD5F1GQ5UExxG
The relevant changes to the already existing GD5F1GQ4UExxG support has
been determined by consulting the GigaDevice product change notice
AN-0392-10, version 1.0 from November 30, 2020.

As the overlaps are huge, variable names have been generalized
accordingly.

Apart form the lowered ECC strength (4 instead of 8 bits per 512 bytes),
the new device ID, and the extra quad IO dummy byte, no changes had to
be taken into account.

New hardware features are not supported, namely:
 - Power on reset
 - Unique ID
 - Double transfer rate (DTR)
 - Parameter page
 - Random data quad IO

The inverted semantic of the "driver strength" register bits, defaulting
to 100% instead of 50% for the Q5 devices, got ignored as the driver has
never touched them anyway.

The no longer supported "read from cache during block erase"
functionality is not reflected as the current SPI NAND core does not
support it anyway.

Implementation has been tested on MediaTek MT7688 based GARDENA smart
Gateways using both, GigaDevice GD5F1GQ5UEYIG and GD5F1GQ4UBYIG.

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Acked-by: Jagan Teki <jagan@amarulasolutions.com>
2021-02-26 16:01:37 +05:30
Hauke Mehrtens
12926f46fd mtd: nand: spi: Only one dummy byte in QUADIO
The datasheet only lists one dummy byte in the 0xEB operation for the
following chips:
* GD5F1GQ4xExxG
* GD5F1GQ4xFxxG
* GD5F1GQ4UAYIG
* GD5F4GQ4UAYIG

Reto Schneider:
- Linux patch ported to U-Boot
- Checked for compatibility with GD5F1GQ4xBxxG
- Fixed operation code in original commit message (0xEH -> 0xEB)

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Acked-by: Jagan Teki <jagan@amarulasolutions.com>
2021-02-26 16:01:29 +05:30
Sean Anderson
a95d878ade mtd: spi-nor-core: Fix typo in documentation
This line should come before the docs for the next function.

Fixes: 7aeedac015 ("mtd: spi: Port SPI NOR framework from Linux")

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
2021-02-26 15:48:42 +05:30
Sean Anderson
9bc772812d cmd: sf: Print error on test failure
The sf test command is used to test spi flashes (and spi masters). Printing
the exact error code is very helpful to those debugging the spi stack.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
2021-02-26 15:48:00 +05:30
Sean Anderson
1bb8ca3b4b cmd: sf: Display errno on erase failure
If there is an error while erasing SPI flash, no errno is displayed. This
makes it difficult to determine the cause of the error. This change mirrors
the logic for write errors above.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
2021-02-26 15:47:07 +05:30
Adam Ford
90d76f812b spi: nxp_fspi: Fix error reporting
On the i.MX8M Mini, ret = clk_set_rate() sets ret to the value of the
rate the clock was able to set.  When checking for errors, it only
checks that it is not NULL.  Since positive numbers are not errors,
only check for negative numbers when handling errors.

Fixes: 383fded70c ("spi: nxp_fspi: new driver for the FlexSPI controller")
Signed-off-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
2021-02-26 15:09:38 +05:30