Commit Graph

371 Commits

Author SHA1 Message Date
Paul Cercueil
b1bfdb6605 MIPS: ingenic: DTS: Update GCW0 support
Add support for the face buttons, the ACT8600 PMUC, the LCD panel
with backlight, the rumble, internal/external SD readers, and other
things.

Note that the otg-phy node was dropped in the process as it was neither
useful nor used, and was inside a non-compliant board "bus".

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-29 22:59:23 +02:00
Paul Cercueil
061e35b2c7 MIPS: ingenic: DTS: Update JZ4770 support
Add support for the RTC, AIC, CODEC, MMC 0/1/2, ADC, GPU, LCD,
USB OTG, USB PHY controllers.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-29 22:59:07 +02:00
Paul Cercueil
bf40bf5ecf MIPS: ingenic: DTS: Add nodes for the watchdog/PWM/OST
Add the TCU nodes to the JZ4780, JZ4770 and JZ4740 devicetree files.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-29 22:58:43 +02:00
Paul Cercueil
cf2e6b8e6f MIPS: ingenic: DTS: Respect cell count of common properties
If N fields of X cells should be provided, then that's what the
devicetree should represent, instead of having one single field of
(N*X) cells.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-29 22:58:04 +02:00
Paul Cercueil
59bd128a41 MIPS: ingenic: DTS: Fix invalid value in #dma-cells
The driver requires two cells and not just one.

Since these nodes are both disabled as no hardware currently use them,
this fix does not really requires a Fixes: tag.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-29 22:52:03 +02:00
Jiaxun Yang
a89aa749ec MIPS: DTS: Loongson64: Add ACPI Controller Node
Add ACPI Controller Node for RS780E PCH to fit newly added driver.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-20 19:36:54 +02:00
H. Nikolaus Schaller
19c9682229 MIPS: DTS: CI20: make DM9000 Ethernet controller use NVMEM to find the default MAC address
There is a unique MAC address programmed into the eFuses
of the JZ4780 chip in the CI20 factory. By using this
for initializing the DM9000 Ethernet controller, every
CI20 board has an individual - but stable - MAC address
and DHCP can assign stable IP addresses.

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-19 17:12:48 +02:00
PrasannaKumar Muralidharan
190607f2d5 MIPS: DTS: JZ4780: define node for JZ4780 efuse
This patch brings support for the JZ4780 efuse. Currently it only exposes
a read only access to the entire 8K bits efuse memory and the
ethernet mac address for the davicom dm9000 chip on the CI20 board.

It also changes the nemc ranges definition to give the driver
access to the efuse registers, which are in the middle of the
nemc reg range.

Tested-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Signed-off-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-04-19 17:12:32 +02:00
Linus Torvalds
ff2ae607c6 SPDX patches for 5.7-rc1.
Here are 3 SPDX patches for 5.7-rc1.
 
 One fixes up the SPDX tag for a single driver, while the other two go
 through the tree and add SPDX tags for all of the .gitignore files as
 needed.
 
 Nothing too complex, but you will get a merge conflict with your current
 tree, that should be trivial to handle (one file modified by two things,
 one file deleted.)
 
 All 3 of these have been in linux-next for a while, with no reported
 issues other than the merge conflict.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'spdx-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx

Pull SPDX updates from Greg KH:
 "Here are three SPDX patches for 5.7-rc1.

  One fixes up the SPDX tag for a single driver, while the other two go
  through the tree and add SPDX tags for all of the .gitignore files as
  needed.

  Nothing too complex, but you will get a merge conflict with your
  current tree, that should be trivial to handle (one file modified by
  two things, one file deleted.)

  All three of these have been in linux-next for a while, with no
  reported issues other than the merge conflict"

* tag 'spdx-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx:
  ASoC: MT6660: make spdxcheck.py happy
  .gitignore: add SPDX License Identifier
  .gitignore: remove too obvious comments
2020-04-03 13:12:26 -07:00
Linus Torvalds
e109f50607 MTD core changes:
* Fix issue where write_cached_data() fails but write() still returns success
 * maps: sa1100-flash: Replace zero-length array with flexible-array member
 * phram: Fix a double free issue in error path
 * Convert fallthrough comments into statements
 * MAINTAINERS: Add the IRC channel to the MTD related subsystems
 
 Raw NAND core changes:
 * Add support for manufacturer specific suspend/resume operation
 * Add support for manufacturer specific lock/unlock operation
 * Replace zero-length array with flexible-array member
 * Fix a typo ("manufecturer")
 * Ensure nand_soft_waitrdy wait period is enough
 
 Raw NAND controller driver changes:
 * Brcmnand:
   - Add support for flash-edu for dma transfers (+ bindings)
 * Cadence:
   - Reinit completion before executing a new command
   - Change bad block marker size
   - Fix the calculation of the avaialble OOB size
   - Get meta data size from registers
 * Qualcom:
   - Use dma_request_chan() instead dma_request_slave_channel()
   - Release resources on failure within qcom_nandc_alloc()
 * Allwinner:
   - Use dma_request_chan() instead dma_request_slave_channel()
 * Marvell:
   - Use dma_request_chan() instead dma_request_slave_channel()
   - Release DMA channel on error
 * Freescale:
   - Use dma_request_chan() instead dma_request_slave_channel()
 * Macronix:
   - Add support for Macronix NAND randomizer (+ bindings)
 * Ams-delta:
   - Rename structures and functions to gpio_nand*
   - Make the driver custom I/O ready
   - Drop useless local variable
   - Support custom driver initialisation
   - Add module device tables
   - Handle more GPIO pins as optional
   - Make read pulses optional
   - Don't hardcode read/write pulse widths
   - Push inversion handling to gpiolib
   - Enable OF partition info support
   - Drop board specific partition info
   - Use struct gpio_nand_platdata
   - Write protect device during probe
 * Ingenic:
   - Use devm_platform_ioremap_resource()
   - Add dependency on MIPS || COMPILE_TEST
 * Denali:
   - Deassert write protect pin
 * ST:
   - Use dma_request_chan() instead dma_request_slave_channel()
 
 Raw NAND chip driver changes:
 * Toshiba:
   - Support reading the number of bitflips for BENAND (Built-in ECC NAND)
 * Macronix:
   - Add support for deep power down mode
   - Add support for block protection
 
 SPI-NAND core changes:
 * Do not erase the block before writing a bad block marker
 * Explicitly use MTD_OPS_RAW to write the bad block marker to OOB
 * Stop using spinand->oobbuf for buffering bad block markers
 * Rework detect procedure for different READ_ID operation
 
 SPI-NAND driver changes:
 * Toshiba:
   - Support for new Kioxia Serial NAND
   - Rename function name to change suffix and prefix (8Gbit)
   - Add comment about Kioxia ID
 * Micron:
   - Add new Micron SPI NAND devices with multiple dies
   - Add M70A series Micron SPI NAND devices
   - identify SPI NAND device with Continuous Read mode
   - Add new Micron SPI NAND devices
   - Describe the SPI NAND device MT29F2G01ABAGD
   - Generalize the OOB layout structure and function names
 
 SPI NOR core changes:
 * Move all the manufacturer specific quirks/code out of the core,
   to make the core logic more readable and thus ease maintenance.
 * Move the SFDP logic out of the core, it provides a better
   separation between the SFDP parsing and core logic.
 * Trim what is exposed in spi-nor.h. The SPI NOR controllers drivers
   must not be able to use structures that are meant just for the
   SPI NOR core.
 * Use the spi-mem direct mapping API to let advanced controllers
   optimize the read/write operations when they support direct mapping.
 * Add generic formula for the Status Register block protection
   handling. It fixes some long standing locking limitations and eases
   the addition of the 4bit block protection support.
 * Add block protection support for flashes with 4 block protection
   bits in the Status Register.
 
 SPI NOR controller drivers changes:
 * The mtk-quadspi driver is replaced by the new spi-mem spi-mtk-nor
   driver.
 * Merge tag 'mtk-mtd-spi-move' into spi-nor/next to avoid conflicts.
 
 HyperBus changes:
 * Print error msg when compatible is wrong or missing
 * Move mapping of direct access window from core to individual drivers
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Merge tag 'mtd/for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull MTD updates from Miquel Raynal:
 "MTD core changes:
   - Fix issue where write_cached_data() fails but write() still returns
     success

   - maps: sa1100-flash: Replace zero-length array with flexible-array
     member

   - phram: Fix a double free issue in error path

   - Convert fallthrough comments into statements

   - MAINTAINERS: Add the IRC channel to the MTD related subsystems

  Raw NAND core changes:
   - Add support for manufacturer specific suspend/resume operation

   - Add support for manufacturer specific lock/unlock operation

   - Replace zero-length array with flexible-array member

   - Fix a typo ("manufecturer")

   - Ensure nand_soft_waitrdy wait period is enough

  Raw NAND controller driver changes:
   - Brcmnand:
       * Add support for flash-edu for dma transfers (+ bindings)

   - Cadence:
       * Reinit completion before executing a new command
       * Change bad block marker size
       * Fix the calculation of the avaialble OOB size
       * Get meta data size from registers

   - Qualcom:
       * Use dma_request_chan() instead dma_request_slave_channel()
       * Release resources on failure within qcom_nandc_alloc()

   - Allwinner:
       * Use dma_request_chan() instead dma_request_slave_channel()

   - Marvell:
       * Use dma_request_chan() instead dma_request_slave_channel()
       * Release DMA channel on error

   - Freescale:
       * Use dma_request_chan() instead dma_request_slave_channel()

   - Macronix:
       * Add support for Macronix NAND randomizer (+ bindings)

   - Ams-delta:
       * Rename structures and functions to gpio_nand*
       * Make the driver custom I/O ready
       * Drop useless local variable
       * Support custom driver initialisation
       * Add module device tables
       * Handle more GPIO pins as optional
       * Make read pulses optional
       * Don't hardcode read/write pulse widths
       * Push inversion handling to gpiolib
       * Enable OF partition info support
       * Drop board specific partition info
       * Use struct gpio_nand_platdata
       * Write protect device during probe

   - Ingenic:
       * Use devm_platform_ioremap_resource()
       * Add dependency on MIPS || COMPILE_TEST

   - Denali:
       * Deassert write protect pin

   - ST:
       * Use dma_request_chan() instead dma_request_slave_channel()

  Raw NAND chip driver changes:
   - Toshiba:
       * Support reading the number of bitflips for BENAND (Built-in ECC NAND)

   - Macronix:
       * Add support for deep power down mode
       * Add support for block protection

  SPI-NAND core changes:
   - Do not erase the block before writing a bad block marker

   - Explicitly use MTD_OPS_RAW to write the bad block marker to OOB

   - Stop using spinand->oobbuf for buffering bad block markers

   - Rework detect procedure for different READ_ID operation

  SPI-NAND driver changes:
   - Toshiba:
       * Support for new Kioxia Serial NAND
       * Rename function name to change suffix and prefix (8Gbit)
       * Add comment about Kioxia ID

   - Micron:
       * Add new Micron SPI NAND devices with multiple dies
       * Add M70A series Micron SPI NAND devices
       * identify SPI NAND device with Continuous Read mode
       * Add new Micron SPI NAND devices
       * Describe the SPI NAND device MT29F2G01ABAGD
       * Generalize the OOB layout structure and function names

  SPI NOR core changes:
   - Move all the manufacturer specific quirks/code out of the core, to
     make the core logic more readable and thus ease maintenance.

   - Move the SFDP logic out of the core, it provides a better
     separation between the SFDP parsing and core logic.

   - Trim what is exposed in spi-nor.h. The SPI NOR controllers drivers
     must not be able to use structures that are meant just for the SPI
     NOR core.

   - Use the spi-mem direct mapping API to let advanced controllers
     optimize the read/write operations when they support direct
     mapping.

   - Add generic formula for the Status Register block protection
     handling. It fixes some long standing locking limitations and eases
     the addition of the 4bit block protection support.

   - Add block protection support for flashes with 4 block protection
     bits in the Status Register.

  SPI NOR controller drivers changes:
   - The mtk-quadspi driver is replaced by the new spi-mem spi-mtk-nor
     driver.

   - Merge tag 'mtk-mtd-spi-move' into spi-nor/next to avoid conflicts.

  HyperBus changes:
   - Print error msg when compatible is wrong or missing

   - Move mapping of direct access window from core to individual
     drivers"

* tag 'mtd/for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (103 commits)
  mtd: Convert fallthrough comments into statements
  mtd: rawnand: toshiba: Support reading the number of bitflips for BENAND (Built-in ECC NAND)
  MAINTAINERS: Add the IRC channel to the MTD related subsystems
  mtd: Fix issue where write_cached_data() fails but write() still returns success
  mtd: maps: sa1100-flash: Replace zero-length array with flexible-array member
  mtd: phram: fix a double free issue in error path
  mtd: spinand: toshiba: Support for new Kioxia Serial NAND
  mtd: spinand: toshiba: Rename function name to change suffix and prefix (8Gbit)
  mtd: rawnand: macronix: Add support for deep power down mode
  mtd: rawnand: Add support for manufacturer specific suspend/resume operation
  mtd: spi-nor: Enable locking for n25q512ax3/n25q512a
  mtd: spi-nor: Add SR 4bit block protection support
  mtd: spi-nor: Add generic formula for SR block protection handling
  mtd: spi-nor: Set all BP bits to one when lock_len == mtd->size
  mtd: spi-nor: controllers: aspeed-smc: Replace zero-length array with flexible-array member
  mtd: spi-nor: Clear WEL bit when erase or program errors occur
  MAINTAINERS: update entry after SPI NOR controller move
  mtd: spi-nor: Trim what is exposed in spi-nor.h
  mtd: spi-nor: Drop the MFR definitions
  mtd: spi-nor: Get rid of the now empty spi_nor_ids[] table
  ...
2020-04-02 16:45:46 -07:00
Jiaxun Yang
87fcfa7b7f MIPS: Loongson64: Add generic dts
Add generic device dts for Loongson-3 devices.
They are currently almost identical but will be different later.
Some PCH devices like PCI Host Bridge is still enabled by platform
code for now.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Co-developed-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-03-25 16:07:12 +01:00
Masahiro Yamada
d198b34f38 .gitignore: add SPDX License Identifier
Add SPDX License Identifier to all .gitignore files.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-03-25 11:50:48 +01:00
H. Nikolaus Schaller
fa894a8fee MIPS: DTS: CI20: multiple DTS improvements
a) add DT node for SW1 as Enter button

The SW1 button can be used as a simple one-button keyboard
and is connected to PD17.

Note: SW1 has a second meaning to change the boot sequence
when pressed while powering on.

b) give eth0_power a defined voltage.

This is a 3.3V power switch (DVNET3.3V).

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-03-23 13:43:45 +01:00
Alex Smith
f5e8fcf85a MIPS: DTS: CI20: add DT node for IR sensor
The infrared sensor on the CI20 board is connected to a GPIO and can
be operated by using the gpio-ir-recv driver. Add a DT node for the
sensor to allow that driver to be used.

Signed-off-by: Alex Smith <alex.smith@imgtec.com>
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-03-23 13:43:32 +01:00
Kamal Dasu
634088e262 arch: mips: brcm: Add 7425 flash-edu support
Nand controller v5.0 and v6.0 have nand edu blocks that enable
dma nand flash transfers. This allows for faster read and write
access.

Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
Acked-by: Paul Burton <paulburton@kernel.org>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200122213313.35820-3-kdasu.kdev@gmail.com
2020-03-11 16:21:35 +01:00
H. Nikolaus Schaller
130ab8819d MIPS: DTS: CI20: fix interrupt for pcf8563 RTC
Interrupts should not be specified by interrupt line but by
gpio parent and reference.

Fixes: 73f2b94047 ("MIPS: CI20: DTS: Add I2C nodes")
Cc: stable@vger.kernel.org
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-03-07 09:54:24 +01:00
H. Nikolaus Schaller
e8d87a0b82 MIPS: DTS: CI20: fix PMU definitions for ACT8600
There is a ACT8600 on the CI20 board and the bindings of the
ACT8865 driver have changed without updating the CI20 device
tree. Therefore the PMU can not be probed successfully and
is running in power-on reset state.

Fix DT to match the latest act8865-regulator bindings.

Fixes: 73f2b94047 ("MIPS: CI20: DTS: Add I2C nodes")
Cc: stable@vger.kernel.org
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-03-07 09:53:21 +01:00
Paul Cercueil
11479e8e3c
MIPS: ingenic: DTS: Fix watchdog nodes
The devicetree ABI was broken on purpose by commit 6d532143c9
("watchdog: jz4740: Use regmap provided by TCU driver"), and
commit 1d9c307454 ("watchdog: jz4740: Use WDT clock provided
by TCU driver"). The commit message of the latter explains why the ABI
was broken.

However, the current devicetree files were not updated to the new ABI
described in Documentation/devicetree/bindings/timer/ingenic,tcu.txt,
so the watchdog driver would not probe.

Fix this problem by updating the watchdog nodes to comply with the new
ABI.

Fixes: 6d532143c9 ("watchdog: jz4740: Use regmap provided by TCU driver")
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Zhou Yanjie <zhouyanjie@wanyeetech.com>
Cc: od@zcrc.me
Cc: linux-mips@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: <stable@vger.kernel.org> # v5.5+
2020-02-19 10:52:35 -08:00
周琰杰 (Zhou Yanjie)
eb41113870
MIPS: X1000: Fix clock of watchdog node.
The devicetree ABI was broken on purpose by commit 6d532143c9
("watchdog: jz4740: Use regmap provided by TCU driver"), and
commit 1d9c307454 ("watchdog: jz4740: Use WDT clock provided
by TCU driver"). The commit message of the latter explains why the ABI
was broken.

However, the current devicetree files were not updated to the new ABI
described in Documentation/devicetree/bindings/timer/ingenic,tcu.txt,
so the watchdog driver would not probe.

Fix this problem by updating the clock of watchdog node from
"&cgu X1000_CLK_RTCLK" to "&tcu TCU_CLK_WDT" to comply with the new
ABI.

Fixes: 7a16ccd300 ("[v8,1/4] MIPS: Ingenic: Add Ingenic X1000 support.").
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: paul@crapouillou.net
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: sernia.zhou@foxmail.com
Cc: zhenwenjin@gmail.com
Cc: dongsheng.qiu@ingenic.com
2020-02-19 10:49:44 -08:00
Masahiro Yamada
5f2fb52fac kbuild: rename hostprogs-y/always to hostprogs/always-y
In old days, the "host-progs" syntax was used for specifying host
programs. It was renamed to the current "hostprogs-y" in 2004.

It is typically useful in scripts/Makefile because it allows Kbuild to
selectively compile host programs based on the kernel configuration.

This commit renames like follows:

  always       ->  always-y
  hostprogs-y  ->  hostprogs

So, scripts/Makefile will look like this:

  always-$(CONFIG_BUILD_BIN2C) += ...
  always-$(CONFIG_KALLSYMS)    += ...
      ...
  hostprogs := $(always-y) $(always-m)

I think this makes more sense because a host program is always a host
program, irrespective of the kernel configuration. We want to specify
which ones to compile by CONFIG options, so always-y will be handier.

The "always", "hostprogs-y", "hostprogs-m" will be kept for backward
compatibility for a while.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2020-02-04 01:53:07 +09:00
Linus Torvalds
c5951e7c8e The main MIPS changes for 5.6:
- Support mremap() for the VDSO, primarily to allow CRIU to restore the
   VDSO to its checkpointed location.
 
 - Restore the MIPS32 cBPF JIT, after having reverted the enablement of
   the eBPF JIT for MIPS32 systems in the 5.5 cycle.
 
 - Improve cop0 counter synchronization behaviour whilst onlining CPUs by
   running with interrupts disabled.
 
 - Better match FPU behaviour when emulating multiply-accumulate
   instructions on pre-r6 systems that implement IEEE754-2008 style MACs.
 
 - Loongson64 kernels now build using the MIPS64r2 ISA, allowing them to
   take advantage of instructions introduced by r2.
 
 - Support for the Ingenic X1000 SoC & the really nice little CU Neo
   development board that's using it.
 
 - Support for WMAC on GARDENA Smart Gateway devices.
 
 - Lots of cleanup & refactoring of SGI IP27 (Origin 2*) support in
   preparation for introducing IP35 (Origin 3*) support.
 
 - Various Kconfig & Makefile cleanups.
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Merge tag 'mips_5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS changes from Paul Burton:
 "Nothing too big or scary in here:

   - Support mremap() for the VDSO, primarily to allow CRIU to restore
     the VDSO to its checkpointed location.

   - Restore the MIPS32 cBPF JIT, after having reverted the enablement
     of the eBPF JIT for MIPS32 systems in the 5.5 cycle.

   - Improve cop0 counter synchronization behaviour whilst onlining CPUs
     by running with interrupts disabled.

   - Better match FPU behaviour when emulating multiply-accumulate
     instructions on pre-r6 systems that implement IEEE754-2008 style
     MACs.

   - Loongson64 kernels now build using the MIPS64r2 ISA, allowing them
     to take advantage of instructions introduced by r2.

   - Support for the Ingenic X1000 SoC & the really nice little CU Neo
     development board that's using it.

   - Support for WMAC on GARDENA Smart Gateway devices.

   - Lots of cleanup & refactoring of SGI IP27 (Origin 2*) support in
     preparation for introducing IP35 (Origin 3*) support.

   - Various Kconfig & Makefile cleanups"

* tag 'mips_5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (60 commits)
  MIPS: PCI: Add detection of IOC3 on IO7, IO8, IO9 and Fuel
  MIPS: Loongson64: Disable exec hazard
  MIPS: Loongson64: Bump ISA level to MIPSR2
  MIPS: Make DIEI support as a config option
  MIPS: OCTEON: octeon-irq: fix spelling mistake "to" -> "too"
  MIPS: asm: local: add barriers for Loongson
  MIPS: Loongson64: Select mac2008 only feature
  MIPS: Add MAC2008 Support
  Revert "MIPS: Add custom serial.h with BASE_BAUD override for generic kernel"
  MIPS: sort MIPS and MIPS_GENERIC Kconfig selects alphabetically (again)
  MIPS: make CPU_HAS_LOAD_STORE_LR opt-out
  MIPS: generic: don't unconditionally select PINCTRL
  MIPS: don't explicitly select LIBFDT in Kconfig
  MIPS: sync-r4k: do slave counter synchronization with disabled HW interrupts
  MIPS: SGI-IP30: Check for valid pointer before using it
  MIPS: syscalls: fix indentation of the 'SYSNR' message
  MIPS: boot: fix typo in 'vmlinux.lzma.its' target
  MIPS: fix indentation of the 'RELOCS' message
  dt-bindings: Document loongson vendor-prefix
  MIPS: CU1000-Neo: Refresh defconfig to support HWMON and WiFi.
  ...
2020-01-31 11:28:31 -08:00
Alexander Lobakin
16202c0957
MIPS: boot: fix typo in 'vmlinux.lzma.its' target
Commit 92b34a9763 ("MIPS: boot: add missing targets for vmlinux.*.its")
fixed constant rebuild of *.its files on every make invocation, but due
to typo ("lzmo") it made no sense for vmlinux.lzma.its.

Fixes: 92b34a9763 ("MIPS: boot: add missing targets for vmlinux.*.its")
Cc: <stable@vger.kernel.org> # v4.19+
Signed-off-by: Alexander Lobakin <alobakin@dlink.ru>
[paulburton@kernel.org: s/invokation/invocation/]
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Rob Herring <robh@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
2020-01-20 15:39:06 -08:00
周琰杰 (Zhou Yanjie)
0ba96b344a
MIPS: Ingenic: Add missing nodes for X1000 and CU1000-Neo.
Add I2C0/I2C1/I2C2 nodes for X1000 and add I2C0, ADS7830,
MSC1, AP6212A, wlan_pwrseq nodes for CU1000-Neo.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: robh+dt@kernel.org
Cc: paul.burton@mips.com
Cc: jhogan@kernel.org
Cc: mark.rutland@arm.com
Cc: syq@debian.org
Cc: ralf@linux-mips.org
Cc: rick.tyliu@ingenic.com
Cc: jason@lakedaemon.net
Cc: keescook@chromium.org
Cc: geert+renesas@glider.be
Cc: krzk@kernel.org
Cc: paul@crapouillou.net
Cc: prasannatsmkumar@gmail.com
Cc: sernia.zhou@foxmail.com
Cc: zhenwenjin@gmail.com
Cc: ebiederm@xmission.com
2020-01-15 10:45:45 -08:00
Reto Schneider
e8c192011c
MIPS: ralink: dts: gardena_smart_gateway_mt7688: Limit UART1
The radio module asserts CTS when its RX buffer has 10 bytes left.
Putting just 8 instead of 16 bytes into the UART1 TX buffer on the Linux
side ensures to not overflow the RX buffer on the radio module side.

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Paul Burton <paul.burton@mips.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
2020-01-14 16:02:34 -08:00
Reto Schneider
a5d193cb88
MIPS: ralink: dts: gardena_smart_gateway_mt7688: Enable WMAC
This patch enables the WMAC controller on the GARDENA smart Gateway and
configures the board specific factory EEPROM setting for this driver.

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Paul Burton <paul.burton@mips.com>
Cc: John Crispin <john@phrozen.org>
Cc: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
2020-01-14 16:02:32 -08:00
Reto Schneider
ff68d0da5a
MIPS: ralink: dts: mt7628a.dtsi: Add WMAC DT node
This patch adds the WMAC controller description to the MT7628A dtsi file.

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Paul Burton <paul.burton@mips.com>
Cc: John Crispin <john@phrozen.org>
Cc: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
2020-01-14 16:02:15 -08:00
David S. Miller
a2d6d7ae59 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
The ungrafting from PRIO bug fixes in net, when merged into net-next,
merge cleanly but create a build failure.  The resolution used here is
from Petr Machata.

Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-09 12:13:43 -08:00
周琰杰 (Zhou Yanjie)
0cd2c6e570
MIPS: Ingenic: Add YSH & ATIL CU Neo board support.
Add a device tree for the Ingenic X1000 based YSH & ATIL CU Neo board.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Acked-by: Paul Cercueil <paul@crapouillou.net>
[paulburton@kernel.org:
  Drop stale mention of previously unselectable Kconfig entry.]
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: robh+dt@kernel.org
Cc: paul.burton@mips.com
Cc: jhogan@kernel.org
Cc: mripard@kernel.org
Cc: shawnguo@kernel.org
Cc: mark.rutland@arm.com
Cc: alexandre.belloni@bootlin.com
Cc: ralf@linux-mips.org
Cc: heiko@sntech.de
Cc: icenowy@aosc.io
Cc: ak@linux.intel.com
Cc: laurent.pinchart@ideasonboard.com
Cc: krzk@kernel.org
Cc: geert+renesas@glider.be
Cc: prasannatsmkumar@gmail.com
Cc: keescook@chromium.org
Cc: ebiederm@xmission.com
Cc: sernia.zhou@foxmail.com
Cc: zhenwenjin@gmail.com
Cc: 772753199@qq.com
2020-01-09 09:44:10 -08:00
周琰杰 (Zhou Yanjie)
7a16ccd300
MIPS: Ingenic: Add Ingenic X1000 support.
Support the Ingenic X1000 SoC using the code under arch/mips/jz4740.
This is left unselectable in Kconfig until a X1000 based board is
added in a later commit.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: robh+dt@kernel.org
Cc: paul.burton@mips.com
Cc: jhogan@kernel.org
Cc: mripard@kernel.org
Cc: shawnguo@kernel.org
Cc: mark.rutland@arm.com
Cc: alexandre.belloni@bootlin.com
Cc: ralf@linux-mips.org
Cc: heiko@sntech.de
Cc: icenowy@aosc.io
Cc: ak@linux.intel.com
Cc: laurent.pinchart@ideasonboard.com
Cc: krzk@kernel.org
Cc: geert+renesas@glider.be
Cc: paul@crapouillou.net
Cc: prasannatsmkumar@gmail.com
Cc: keescook@chromium.org
Cc: ebiederm@xmission.com
Cc: sernia.zhou@foxmail.com
Cc: zhenwenjin@gmail.com
Cc: 772753199@qq.com
2020-01-09 09:43:58 -08:00
Oleksij Rempel
4eb7ae7a30 MIPS: ath79: ar9331: add ar9331-switch node
Add switch node supported by dsa ar9331 driver.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-12-20 17:05:47 -08:00
Jouni Hogander
a4a3893114
MIPS: Prevent link failure with kcov instrumentation
__sanitizer_cov_trace_pc() is not linked in and causing link
failure if KCOV_INSTRUMENT is enabled. Fix this by disabling
instrumentation for compressed image.

Signed-off-by: Jouni Hogander <jouni.hogander@unikie.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Cc: linux-mips@vger.kernel.org
2019-12-18 15:15:03 -08:00
Alexandre GRIVEAUX
24b0cb4f88
MIPS: CI20: DTS: Add Leds
Adding leds and related triggers.

Signed-off-by: Alexandre GRIVEAUX <agriveaux@deutnet.info>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
2019-10-07 09:46:22 -07:00
Alexandre GRIVEAUX
948f2708f9
MIPS: CI20: DTS: Add IW8103 Wifi + bluetooth
Add IW8103 Wifi + bluetooth module to device tree and related power domain.

Signed-off-by: Alexandre GRIVEAUX <agriveaux@deutnet.info>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
2019-10-07 09:46:20 -07:00
Alexandre GRIVEAUX
73f2b94047
MIPS: CI20: DTS: Add I2C nodes
Adding missing I2C nodes and some peripheral:
- PMU
- RTC

Signed-off-by: Alexandre GRIVEAUX <agriveaux@deutnet.info>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
2019-10-07 09:46:19 -07:00
Alexandre GRIVEAUX
f56a040c9f
MIPS: JZ4780: DTS: Add I2C nodes
Add the devicetree nodes for the I2C core of the JZ4780 SoC, disabled
by default.

Signed-off-by: Alexandre GRIVEAUX <agriveaux@deutnet.info>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
2019-10-07 09:46:17 -07:00
Stefan Roese
376357aca7
MIPS: ralink: Add GARDENA smart Gateway MT7688 board
This patch adds support for the GARDENA smart Gateway, which is based on
the MediaTek MT7688 SoC. It is equipped with 128 MiB of DDR and 8 MiB of
flash (SPI NOR) and additional 128MiB SPI NAND storage.

Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Harvey Hunt <harveyhuntnexus@gmail.com>
Cc: John Crispin <john@phrozen.org>
Cc: linux-mips@vger.kernel.org
2019-10-07 09:41:35 -07:00
Stefan Roese
cd5f9e4fd8
MIPS: ralink: mt7628a.dtsi: Add I2C controller DT node
This patch adds the I2C controller description to the MT7628A dtsi file.

Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Harvey Hunt <harveyhuntnexus@gmail.com>
Cc: John Crispin <john@phrozen.org>
Cc: linux-mips@vger.kernel.org
2019-10-07 09:41:10 -07:00
Oleksij Rempel
0889d07f3e
MIPS: dts: ar9331: fix interrupt-controller size
It is two registers each of 4 byte.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
2019-09-30 15:22:35 -07:00
Linus Torvalds
5c6bd5de3c Main MIPS changes for v5.4:
- boot_mem_map is removed, providing a nice cleanup made possible by the
   recent removal of bootmem.
 
 - Some fixes to atomics, in general providing compiler barriers for
   smp_mb__{before,after}_atomic plus fixes specific to Loongson CPUs or
   MIPS32 systems using cmpxchg64().
 
 - Conversion to the new generic VDSO infrastructure courtesy of Vincenzo
   Frascino.
 
 - Removal of undefined behavior in set_io_port_base(), fixing the
   behavior of some MIPS kernel configurations when built with recent
   clang versions.
 
 - Initial MIPS32 huge page support, functional on at least Ingenic SoCs.
 
 - pte_special() is now supported for some configurations, allowing among
   other things generic fast GUP to be used.
 
 - Miscellaneous fixes & cleanups.
 
 And platform specific changes:
 
 - Major improvements to Ingenic SoC support from Paul Cercueil, mostly
   enabled by the inclusion of the new TCU (timer-counter unit) drivers
   he's spent a very patient year or so working on. Plus some fixes for
   X1000 SoCs from Zhou Yanjie.
 
 - Netgear R6200 v1 systems are now supported by the bcm47xx platform.
 
 - DT updates for BMIPS, Lantiq & Microsemi Ocelot systems.
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Merge tag 'mips_5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS updates from Paul Burton:
 "Main MIPS changes:

   - boot_mem_map is removed, providing a nice cleanup made possible by
     the recent removal of bootmem.

   - Some fixes to atomics, in general providing compiler barriers for
     smp_mb__{before,after}_atomic plus fixes specific to Loongson CPUs
     or MIPS32 systems using cmpxchg64().

   - Conversion to the new generic VDSO infrastructure courtesy of
     Vincenzo Frascino.

   - Removal of undefined behavior in set_io_port_base(), fixing the
     behavior of some MIPS kernel configurations when built with recent
     clang versions.

   - Initial MIPS32 huge page support, functional on at least Ingenic
     SoCs.

   - pte_special() is now supported for some configurations, allowing
     among other things generic fast GUP to be used.

   - Miscellaneous fixes & cleanups.

  And platform specific changes:

   - Major improvements to Ingenic SoC support from Paul Cercueil,
     mostly enabled by the inclusion of the new TCU (timer-counter unit)
     drivers he's spent a very patient year or so working on. Plus some
     fixes for X1000 SoCs from Zhou Yanjie.

   - Netgear R6200 v1 systems are now supported by the bcm47xx platform.

   - DT updates for BMIPS, Lantiq & Microsemi Ocelot systems"

* tag 'mips_5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (89 commits)
  MIPS: Detect bad _PFN_SHIFT values
  MIPS: Disable pte_special() for MIPS32 with RiXi
  MIPS: ralink: deactivate PCI support for SOC_MT7621
  mips: compat: vdso: Use legacy syscalls as fallback
  MIPS: Drop Loongson _CACHE_* definitions
  MIPS: tlbex: Remove cpu_has_local_ebase
  MIPS: tlbex: Simplify r3k check
  MIPS: Select R3k-style TLB in Kconfig
  MIPS: PCI: refactor ioc3 special handling
  mips: remove ioremap_cachable
  mips/atomic: Fix smp_mb__{before,after}_atomic()
  mips/atomic: Fix loongson_llsc_mb() wreckage
  mips/atomic: Fix cmpxchg64 barriers
  MIPS: Octeon: remove duplicated include from dma-octeon.c
  firmware: bcm47xx_nvram: Allow COMPILE_TEST
  firmware: bcm47xx_nvram: Correct size_t printf format
  MIPS: Treat Loongson Extensions as ASEs
  MIPS: Remove dev_err() usage after platform_get_irq()
  MIPS: dts: mscc: describe the PTP ready interrupt
  MIPS: dts: mscc: describe the PTP register range
  ...
2019-09-22 09:30:30 -07:00
Masahiro Yamada
858805b336 kbuild: add $(BASH) to run scripts with bash-extension
CONFIG_SHELL falls back to sh when bash is not installed on the system,
but nobody is testing such a case since bash is usually installed.
So, shell scripts invoked by CONFIG_SHELL are only tested with bash.

It makes it difficult to test whether the hashbang #!/bin/sh is real.
For example, #!/bin/sh in arch/powerpc/kernel/prom_init_check.sh is
false. (I fixed it up)

Besides, some shell scripts invoked by CONFIG_SHELL use bash-extension
and #!/bin/bash is specified as the hashbang, while CONFIG_SHELL may
not always be set to bash.

Probably, the right thing to do is to introduce BASH, which is bash by
default, and always set CONFIG_SHELL to sh. Replace $(CONFIG_SHELL)
with $(BASH) for bash scripts.

If somebody tries to add bash-extension to a #!/bin/sh script, it will
be caught in testing because /bin/sh is a symlink to dash on some major
distributions.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2019-09-04 22:54:13 +09:00
Antoine Tenart
b4742e6682
MIPS: dts: mscc: describe the PTP ready interrupt
This patch adds a description of the PTP ready interrupt, which can be
triggered when a PTP timestamp is available on an hardware FIFO.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: davem@davemloft.net
Cc: richardcochran@gmail.com
Cc: alexandre.belloni@bootlin.com
Cc: UNGLinuxDriver@microchip.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: netdev@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: thomas.petazzoni@bootlin.com
Cc: allan.nielsen@microchip.com
2019-08-24 15:17:37 +01:00
Antoine Tenart
048dc3abe8
MIPS: dts: mscc: describe the PTP register range
This patch adds one register range within the mscc,vsc7514-switch node,
to describe the PTP registers.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: davem@davemloft.net
Cc: richardcochran@gmail.com
Cc: alexandre.belloni@bootlin.com
Cc: UNGLinuxDriver@microchip.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: netdev@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: thomas.petazzoni@bootlin.com
Cc: allan.nielsen@microchip.com
2019-08-24 15:17:33 +01:00
Paul Burton
75b7329a4f
Merge branch 'ingenic-tcu-v5.4' into mips-next
Merge the Ingenic TCU patchset from the ingenic-tcu-v5.4 branch which
was created to enable follow-on changes in other subsystems.

Signed-off-by: Paul Burton <paul.burton@mips.com>
2019-08-08 15:33:16 -07:00
Paul Cercueil
967a710040
MIPS: GCW0: Reduce system timer and clocksource to 750 kHz
The default clock (12 MHz) is too fast for the system timer.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-doc@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-clk@vger.kernel.org
Cc: od@zcrc.me
2019-08-08 15:31:13 -07:00
Paul Cercueil
157c887aff
MIPS: CI20: Reduce system timer and clocksource to 3 MHz
The default clock (48 MHz) is too fast for the system timer.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-doc@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-clk@vger.kernel.org
Cc: od@zcrc.me
2019-08-08 15:31:13 -07:00
Paul Cercueil
a68d3b052b
MIPS: qi_lb60: Reduce system timer and clocksource to 750 kHz
The default clock (12 MHz) is too fast for the system timer, which fails
to report time accurately.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-doc@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-clk@vger.kernel.org
Cc: od@zcrc.me
2019-08-08 15:31:12 -07:00
Paul Cercueil
36aafdbd52
MIPS: jz4740: Add DTS nodes for the TCU drivers
Add DTS nodes for the JZ4780, JZ4770 and JZ4740 devicetree files.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-doc@vger.kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-clk@vger.kernel.org
Cc: od@zcrc.me
2019-08-08 15:30:09 -07:00
Paul Cercueil
8ddebad15e
MIPS: qi_lb60: Migrate to devicetree
Move all the platform data to devicetree.

The only bit dropped is the PWM beeper, which requires the PWM driver
to be updated. I figured it's okay to remove it here since it's really
a non-critical device, and it'll be re-introduced soon enough.

The other change is the CS line of the SPI is now set as active low. The
SPI core would have forced "active low" anyway, unless the 'spi-cs-high'
property is set.

In the process of moving to devicetree, we also switched to new drivers:
- We use the simple-audio-card and simple-amplifier drivers instead of
  the custom ASoC code;
- We use the new Ingenic DRM driver coupled with the GiantPlus GPM940B0
  DRM panel driver instead of the old framebuffer driver;
- We use the new jz4780-dma driver instead of the old jz4740-dma one;
- We use the ingenic-nand and jz4740-ecc drivers instead of the old
  jz4740-nand driver;
- We use ingenic-battery instead of jz4740-battery;
- We use iio-hwmon instead of jz4740-hwmon;
- We use ingenic-iio instead of the old jz4740-adc MFD driver.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
[paul.burton@mips.com:
    Drop the unused & undocumented ili8960 spi@0 node.]
Signed-off-by: Paul Burton <paul.burton@mips.com>
2019-07-30 10:40:23 -07:00
Paul Cercueil
36ba3eae03
MIPS: DTS: jz4740: Add missing nodes
Add nodes for the MMC, AIC, ADC, CODEC, MUSB, LCD, memory,
and BCH controllers.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
Signed-off-by: Paul Burton <paul.burton@mips.com>
2019-07-30 10:29:15 -07:00
Paul Cercueil
f23478f6ea
MIPS: qi_lb60: Move MMC configuration to devicetree
Move the MMC configuration from the board C file to devicetree.

The 'power' GPIO was removed and instead the vmmc regulator is used,
to follow the changes introduced in the jz4740-mmc driver.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Paul Burton <paul.burton@mips.com>
2019-07-22 14:28:40 -07:00