Commit Graph

2420 Commits

Author SHA1 Message Date
Andy Shevchenko e95d0dfb22 pinctrl: intel: merrifield: Add missed header
On x86 builds the absense of <linux/io.h> makes static analyzer and compiler
unhappy which fails to build the driver.

CHECK   drivers/pinctrl/intel/pinctrl-merrifield.c
drivers/pinctrl/intel/pinctrl-merrifield.c:518:17:
  error: undefined identifier 'readl'
drivers/pinctrl/intel/pinctrl-merrifield.c:570:17:
  error: undefined identifier 'readl'
drivers/pinctrl/intel/pinctrl-merrifield.c:575:9:
  error: undefined identifier 'writel'
drivers/pinctrl/intel/pinctrl-merrifield.c:645:17:
  error: undefined identifier 'readl'
  CC      drivers/pinctrl/intel/pinctrl-merrifield.o
drivers/pinctrl/intel/pinctrl-merrifield.c: In function ‘mrfld_pin_dbg_show’:
drivers/pinctrl/intel/pinctrl-merrifield.c:518:10:
  error: implicit declaration of function ‘readl’
  [-Werror=implicit-function-declaration]
  value = readl(bufcfg);
            ^
drivers/pinctrl/intel/pinctrl-merrifield.c: In function ‘mrfld_update_bufcfg’:
drivers/pinctrl/intel/pinctrl-merrifield.c:575:2:
  error: implicit declaration of function ‘writel’
  [-Werror=implicit-function-declaration]
  writel(value, bufcfg);
    ^
cc1: some warnings being treated as errors

Add header to the top of the module.

Fixes: 4e80c8f505 ("pinctrl: intel: Add Intel Merrifield pin controller support")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-08-10 15:46:28 +02:00
Agrawal, Nitesh-kumar 8cf4345575 pinctrl/amd: Remove the default de-bounce time
In the function amd_gpio_irq_enable() and
amd_gpio_direction_input(), remove the code which is setting
the default de-bounce time to 2.75ms.

The driver code shall use the same settings as specified in
BIOS. Any default assignment impacts TouchPad behaviour when
the LevelTrig is set to EDGE FALLING.

Cc: stable@vger.kernel.org
Reviewed-by:  Ken Xue <Ken.Xue@amd.com>
Signed-off-by: Nitesh Kumar Agrawal <Nitesh-kumar.Agrawal@amd.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-08-10 15:45:54 +02:00
Wei Yongjun b120a3c286 pinctrl: pistachio: Drop pinctrl_unregister for devm_ registered device
It's not necessary to unregister pin controller device registered
with devm_pinctrl_register() and using pinctrl_unregister() leads
to a double free.

This is detected by Coccinelle semantic patch.

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-08-10 15:45:54 +02:00
Wei Yongjun 5b236d0fde pinctrl: meson: Drop pinctrl_unregister for devm_ registered device
It's not necessary to unregister pin controller device registered
with devm_pinctrl_register() and using pinctrl_unregister() leads
to a double free.

This is detected by Coccinelle semantic patch.

Fixes: e649f7ec8c ("pinctrl: meson: Use devm_pinctrl_register() for pinctrl registration")
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-08-10 15:45:54 +02:00
Linus Torvalds d94ba9e7d8 This is the bulk of pin control changes for the v4.8 kernel cycle.
New drivers:
 
 - New driver for Oxnas pin control and GPIO. This ARM-based chipset
   is used in a few storage (NAS) type devices.
 
 - New driver for the MAX77620/MAX20024 pin controller portions.
 
 - New driver for the Intel Merrifield pin controller.
 
 New subdrivers:
 
 - New subdriver for the Qualcomm MDM9615
 
 - New subdriver for the STM32F746 MCU
 
 - New subdriver for the Broadcom NSP SoC.
 
 Cleanups:
 
 - Demodularization of bool compiled-in drivers.
 
 Apart from this there is just regular incremental improvements to
 a lot of drivers, especially Uniphier and PFC.
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Merge tag 'pinctrl-v4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control updates from Linus Walleij:
 "This is the bulk of pin control changes for the v4.8 kernel cycle.

  Nothing stands out as especially exiting: new drivers, new subdrivers,
  lots of cleanups and incremental features.

  Business as usual.

  New drivers:

   - New driver for Oxnas pin control and GPIO.  This ARM-based chipset
     is used in a few storage (NAS) type devices.

   - New driver for the MAX77620/MAX20024 pin controller portions.

   - New driver for the Intel Merrifield pin controller.

  New subdrivers:

   - New subdriver for the Qualcomm MDM9615

   - New subdriver for the STM32F746 MCU

   - New subdriver for the Broadcom NSP SoC.

  Cleanups:

   - Demodularization of bool compiled-in drivers.

  Apart from this there is just regular incremental improvements to a
  lot of drivers, especially Uniphier and PFC"

* tag 'pinctrl-v4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (131 commits)
  pinctrl: fix pincontrol definition for marvell
  pinctrl: xway: fix typo
  Revert "pinctrl: amd: make it explicitly non-modular"
  pinctrl: iproc: Add NSP and Stingray GPIO support
  pinctrl: Update iProc GPIO DT bindings
  pinctrl: bcm: add OF dependencies
  pinctrl: ns2: remove redundant dev_err call in ns2_pinmux_probe()
  pinctrl: Add STM32F746 MCU support
  pinctrl: intel: Protect set wake flow by spin lock
  pinctrl: nsp: remove redundant dev_err call in nsp_pinmux_probe()
  pinctrl: uniphier: add Ethernet pin-mux settings
  sh-pfc: Use PTR_ERR_OR_ZERO() to simplify the code
  pinctrl: ns2: fix return value check in ns2_pinmux_probe()
  pinctrl: qcom: update DT bindings with ebi2 groups
  pinctrl: qcom: establish proper EBI2 pin groups
  pinctrl: imx21: Remove the MODULE_DEVICE_TABLE() macro
  Documentation: dt: Add new compatible to STM32 pinctrl driver bindings
  includes: dt-bindings: Add STM32F746 pinctrl DT bindings
  pinctrl: sunxi: fix nand0 function name for sun8i
  pinctrl: uniphier: remove pointless pin-mux settings for PH1-LD11
  ...
2016-07-28 17:06:51 -07:00
Linus Torvalds 1cd04d293c This is the bulk of GPIO changes for the v4.8 kernel cycle.
Core changes:
 
 - The big item is of course the completion of the character
   device ABI. It has now replaced and surpassed the former
   unmaintainable sysfs ABI: we can now hammer (bitbang)
   individual lines or sets of lines and read individual lines
   or sets of lines from userspace, and we can also register
   to listen to GPIO events from userspace. As a tie-in we
   have two new tools in tools/gpio: gpio-hammer and
   gpio-event-mon that illustrate the proper use of the new
   ABI. As someone said: the wild west days of GPIO are now
   over.
 
 - Continued to remove the pointless
   ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB Kconfig symbols.
   I'm patching hexagon, openrisc, powerpc, sh, unicore,
   ia64 and microblaze. These are either ACKed by their
   maintainers or patched anyways after a grace period and
   no response from maintainers. Some archs (ARM) come in from
   their trees, and others (x86) are still not fixed, so I
   might send a second pull request to root it out later in
   this merge window, or just defer to v4.9.
 
 - The GPIO tools are moved to the tools build system.
 
 New drivers:
 
 - New driver for the MAX77620/MAX20024.
 
 - New driver for the Intel Merrifield.
 
 - Enabled PCA953x for the TI PCA9536.
 
 - Enabled PCA953x for the Intel Edison.
 
 - Enabled R8A7792 in the RCAR driver.
 
 Driver improvements:
 
 - The STMPE and F7188x now supports the .get_direction()
   callback.
 
 - The Xilinx driver supports setting multiple lines at
   once.
 
 - ACPI support for the Vulcan GPIO controller.
 
 - The MMIO GPIO driver supports device tree probing.
 
 - The Acer One 10 is supported through the _DEP ACPI
   attribute.
 
 Cleanups:
 
 - A major cleanup of the OF/DT support code. It is way
   easier to read and understand now, probably this improves
   performance too.
 
 - Drop a few redundant .owner assignments.
 
 - Remove CLPS711x boardfile support: we are 100% DT.
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Merge tag 'gpio-v4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO updates from Linus Walleij:
 "This is the bulk of GPIO changes for the v4.8 kernel cycle.  The big
  news is the completion of the chardev ABI which I'm very happy about
  and apart from that it's an ordinary, quite busy cycle.  The details
  are below.

  The patches are tested in linux-next for some time, patches to other
  subsystem mostly have ACKs.

  I got overly ambitious with configureing lines as input for IRQ lines
  but it turns out that some controllers have their interrupt-enable and
  input-enabling in orthogonal settings so the assumption that all IRQ
  lines are input lines does not hold.  Oh well, revert and back to the
  drawing board with that.

  Core changes:

   - The big item is of course the completion of the character device
     ABI.  It has now replaced and surpassed the former unmaintainable
     sysfs ABI: we can now hammer (bitbang) individual lines or sets of
     lines and read individual lines or sets of lines from userspace,
     and we can also register to listen to GPIO events from userspace.

     As a tie-in we have two new tools in tools/gpio: gpio-hammer and
     gpio-event-mon that illustrate the proper use of the new ABI.  As
     someone said: the wild west days of GPIO are now over.

   - Continued to remove the pointless ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB
     Kconfig symbols.  I'm patching hexagon, openrisc, powerpc, sh,
     unicore, ia64 and microblaze.  These are either ACKed by their
     maintainers or patched anyways after a grace period and no response
     from maintainers.

     Some archs (ARM) come in from their trees, and others (x86) are
     still not fixed, so I might send a second pull request to root it
     out later in this merge window, or just defer to v4.9.

   - The GPIO tools are moved to the tools build system.

  New drivers:

   - New driver for the MAX77620/MAX20024.

   - New driver for the Intel Merrifield.

   - Enabled PCA953x for the TI PCA9536.

   - Enabled PCA953x for the Intel Edison.

   - Enabled R8A7792 in the RCAR driver.

  Driver improvements:

   - The STMPE and F7188x now supports the .get_direction() callback.

   - The Xilinx driver supports setting multiple lines at once.

   - ACPI support for the Vulcan GPIO controller.

   - The MMIO GPIO driver supports device tree probing.

   - The Acer One 10 is supported through the _DEP ACPI attribute.

  Cleanups:

   - A major cleanup of the OF/DT support code.  It is way easier to
     read and understand now, probably this improves performance too.

   - Drop a few redundant .owner assignments.

   - Remove CLPS711x boardfile support: we are 100% DT"

* tag 'gpio-v4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (67 commits)
  MAINTAINERS: Add INTEL MERRIFIELD GPIO entry
  gpio: dwapb: add missing fwnode_handle_put() in dwapb_gpio_get_pdata()
  gpio: merrifield: Protect irq_ack() and gpio_set() by lock
  gpio: merrifield: Introduce GPIO driver to support Merrifield
  gpio: intel-mid: Make it depend to X86_INTEL_MID
  gpio: intel-mid: Sort header block alphabetically
  gpio: intel-mid: Remove potentially harmful code
  gpio: rcar: add R8A7792 support
  gpiolib: remove duplicated include from gpiolib.c
  Revert "gpio: convince line to become input in irq helper"
  gpiolib: of_find_gpio(): Don't discard errors
  gpio: of: Allow overriding the device node
  gpio: free handles in fringe cases
  gpio: tps65218: Add platform_device_id table
  gpio: max77620: get gpio value based on direction
  gpio: lynxpoint: avoid potential warning on error path
  tools/gpio: add install section
  tools/gpio: move to tools buildsystem
  gpio: intel-mid: switch to devm_gpiochip_add_data()
  gpio: 74x164: Use spi_write() helper instead of open coding
  ...
2016-07-26 19:16:01 -07:00
Andreas Klinger 9573e79230 pinctrl: fix pincontrol definition for marvell
On Marvell mv88f6180 with pin control driver one can not use multi
purpose pins 35 through 44.
I'm using this controller on an embedded board and i found that the
pin multiplexing is not the same as in the hardware spezification.
This patch alters the pin description so that mpp pins 0 to 19 as well
as 35 to 44 are usable.

Pin settings i used can be found here:
http://www.marvell.com/embedded-processors/kirkwood/assets/HW_88F6180_OpenSource.pdf

Signed-off-by: Andreas Klinger <ak@it-klinger.de>
Reviewed-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-24 16:23:50 +02:00
Linus Walleij 728cf7448c pinctrl: xway: fix typo
A typo in the previous commit to this file needs fixing.

Cc: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Fixes: 6b4316aece ("pinctrl: xway: Change structure initialisation to c99 style")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-22 17:44:32 +02:00
Paul Gortmaker b9416498d6 Revert "pinctrl: amd: make it explicitly non-modular"
This reverts commit b8c2b10a9b.

This patch was in my queue at the same time that a conversion of
the same driver from bool --> tristate was pending and merged.

That is commit 337ea0fb15 ("pinctrl: Turn AMD support to tristate")

Normally the conflict would show up in the build coverage I do,
however in this case an avoidable instance of linux/module.h in
linux/gpio/driver.h (!) causes the build failure to be masked and
instead the tristate gets built-in even for selected "=m".

In working on removing module.h from driver.h this issue was then
revealed (along with other implicit module.h assumptions in gpio,
and mfd -- which will be fixed separately.)

Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Acked-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-22 17:26:10 +02:00
Ray Jui f58de3d96a pinctrl: iproc: Add NSP and Stingray GPIO support
The iProc GPIO controller is shared among multiple iProc based SoCs.
In the NSP integration, the drive strength pinctrl function is
disabled. In the integration of Stingray, pinctrl is handled by another
block and this GPIO controller is solely used as a GPIO controller, and
therefore should not be registered to the pinconf framework

This patch introduces new SoC specific compatible strings
"brcm,iproc-nsp-gpio" for NSP with drive strength feature disabled and
"brcm,iproc-stingray-gpio" for Stingray with all PINCONF features
disabled

This patch is developed based on the initial work from Yendapally
Reddy Dhananjaya <yendapally.reddy@broadcom.com> who attempted to
disable drive strength configuration for the iProc based NSP chip. In
addition, Pramod Kumar <pramod.kumar@broadcom.com> also contributed to
make the support more generic across all currently supported PINCONF
functions in the iProc GPIO/PINCONF driver

Signed-off-by: Pramod Kumar <pramodku@broadcom.com>
Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-22 16:47:51 +02:00
Arnd Bergmann 53056f5939 pinctrl: bcm: add OF dependencies
Building without CONFIG_OF gives us these warnings for the broadcom
pinctrl drivers:

drivers/pinctrl/bcm/pinctrl-nsp-mux.c:356:20: error: 'pinconf_generic_dt_node_to_map_group' undeclared here (not in a function)
drivers/pinctrl/bcm/pinctrl-cygnus-mux.c:739:20: error: 'pinconf_generic_dt_node_to_map_group' undeclared here (not in a function)

The function is only available when CONFIG_OF is set, so we should add
a Kconfig dependency for both drivers.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: cc4fa83f66 ("pinctrl: nsp: add pinmux driver support for Broadcom NSP SoC")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-22 16:43:32 +02:00
Wei Yongjun 8bf0bd4173 pinctrl: ns2: remove redundant dev_err call in ns2_pinmux_probe()
There is a error message within devm_ioremap_resource
already, so remove the dev_err call to avoid redundant
error message.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-22 16:37:25 +02:00
Alexandre TORGUE 25af8bfa96 pinctrl: Add STM32F746 MCU support
This patch which adds STM32F746 pinctrl and GPIO support, relies on the
generic STM32 pinctrl driver.

Signed-off-by: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-11 14:35:44 +02:00
Andy Shevchenko 9a520fd99f pinctrl: intel: Protect set wake flow by spin lock
It seems intel_gpio_irq_wake() misses lock protection against I/O flow.
Use spin lock here as well.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-11 11:15:33 +02:00
Wei Yongjun a6e5e4a624 pinctrl: nsp: remove redundant dev_err call in nsp_pinmux_probe()
There is a error message within devm_ioremap_resource
already, so remove the dev_err call to avoid redundant
error message.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-11 09:54:49 +02:00
Masahiro Yamada 1e359ab128 pinctrl: uniphier: add Ethernet pin-mux settings
Add the following Ethernet interfaces:

  PH1-LD4: MII, RMII
  PH1-Pro4: MII, RMII, RGMII
  PH1-sLD8: MII, RMII (Built-in PHY is also supported)
  ProXstream2: MII, RMII, RGMII
  PH1-LD6b: RMII, RGMII
  PH1-LD11: RMII (Built-in PHY is also supported)
  PH1-LD20: RMII, RGMII

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-11 09:53:25 +02:00
Wei Yongjun f7973d8ba0 sh-pfc: Use PTR_ERR_OR_ZERO() to simplify the code
Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-11 09:51:34 +02:00
Wei Yongjun aeb8753b68 pinctrl: ns2: fix return value check in ns2_pinmux_probe()
In case of error, the function pinctrl_register() returns
NULL not ERR_PTR(). The IS_ERR() test in the return value
check should be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-11 09:50:06 +02:00
Linus Walleij 4d0565a192 pinctrl: qcom: establish proper EBI2 pin groups
After some digging around I found documentation (!) of the APQ8060
EBI2 pin groups. It turns out I first need to split the group in
two: ebi2cs and ebi2 proper. The chip select pins are kind of
orthogonal to the other EBI2 pins since CS1B and CS2B can be muxed
over address bits 7 and 6 (don't know why, but they can). This
is good to fix up before we add users.

Also found what the "holes" in the assignment all the way up to
gpio158 was actually for.

All mux documentation comes from "Snapdragon(TM) S3 APQ8060-based
DragonBoard(TM) GPIO User Guide Rev. E August 10, 2012", published
by Bsquare Corporation.

As the documentation seems a bit hard to come by I put some comments
in the group definitions so that it is clear to all readers what
is going on here and what the lines are used for.

Cc: Björn Andersson <bjorn.andersson@linaro.org>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-08 19:37:33 +02:00
Fabio Estevam 8229bcf887 pinctrl: imx21: Remove the MODULE_DEVICE_TABLE() macro
Commit e2756baa42 ("pinctrl: imx21: make it explicitly non-modular")
missed the removal of the MODULE_DEVICE_TABLE() macro causing the
following build error:

drivers/pinctrl/freescale/pinctrl-imx21.c:328:1: error: data definition has no type or storage class [-Werror]
 MODULE_DEVICE_TABLE(of, imx21_pinctrl_of_match);

,so remove the macro to fix this problem.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-06 15:41:31 +02:00
Icenowy Zheng bc0f566a98 pinctrl: sunxi: fix nand0 function name for sun8i
In sun4/5/6/7i, all the pin function related to NAND0 controller is
named "nand0". However, in sun8i, some of the functions are named as
"nand". This patch renamed them to "nand0", for the consistency.

Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-05 15:45:55 +02:00
Masahiro Yamada cf9a2f6320 pinctrl: uniphier: remove pointless pin-mux settings for PH1-LD11
This SoC has no SD card controller.  Nor does it have USB port3.
These pin-mux settings have no point.

Fixes: 70f2f9c4cf ("pinctrl: uniphier: add UniPhier PH1-LD11 pinctrl driver")
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-04 11:47:55 +02:00
Linus Walleij 276993dd8b pinctrl: qcom: add support for EBI2
Add support to mux in the second external bus interface as
follows:

- CS1 and CS2 on GPIO39 and GPIO40 as func 2
- ADDR_7 thru ADDR_0 on GPIO123 thru GPIO130 as func 1
- CS4, CS3 and CS0 on GPIO132, GPIO133, GPIO134 as func 1
- DATA_15 thru DATA_0 on GPIO135 thru GPIO150 as func 1
- OE on GPIO151 as func 1
- ADV on GPIO153 as func 1
- WE on GPIO157 as func 1

This external bus is used on the APQ8060 Dragonboard to connect
an external SMSC9211 ethernet adapter, but there are many other
usecases for the EBI2.

Cc: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Björn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-03 23:35:05 +02:00
Stephen Boyd a1c166aca3 pinctrl: qcom: msm8974: Add hsic_ctl pinmux
The msm8974 pinctrl variant has a couple USB HSIC "glue"
registers that let us mux between the pinctrl register settings
or the HSIC core settings for the HSIC pins (gpio 144 and gpio
145). Support this method of operation by adding hsic_data and
hsic_strobe pins that can select between hsic_ctl and gpio
functions. This allows us to toggle the hsic pin configuration
over to the HSIC core at runtime.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Stephen Boyd <stephen.boyd@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 10:14:46 +02:00
Stephen Boyd 47a01ee9a6 pinctrl: qcom: Clear all function selection bits
The function selection bitfield is not always 3 bits wide.
Sometimes it is 4 bits wide. Let's use the npins struct member to
determine how many bits wide the function selection bitfield is
so we clear the correct amount of bits in the register while
remuxing the pins.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Stephen Boyd <stephen.boyd@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 10:13:44 +02:00
Neil Armstrong 8b37e88c67 pinctrl: qcom: Add support for MDM9615 TLMM
In order to support the Qualcomm MDM9615 SoC, add support for the TLMM
using the Qualcomm pinctrl generic driver.

Note: the pinctrl is partial, need Documentation to complete all the groups.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 10:10:52 +02:00
Amitoj Kaur Chawla 151b8c5ba1 pinctrl: sirf: atlas7: Add missing of_node_put
of_find_node_by_name does an of_node_get on its return value,
so an of_node_put is needed on this value before the corresponding
variable goes out of scope.

The Coccinelle semantic patch used to make this change is as follows:
@@
struct device_node *n;
struct device_node *n1;
statement S;
identifier f;
expression E;
constant C;
@@

n = of_find_node_by_name(...)
...
if (!n) S
... when != of_node_put(n)
    when != n1 = f(n,...)
    when != E = n
    when any
    when strict
(
+ of_node_put(n);
  return -C;
|
  of_node_put(n);
|
  n1 = f(n,...)
|
  E = n
|
  return ...;
)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 10:07:59 +02:00
Yendapally Reddy Dhananjaya Reddy cc4fa83f66 pinctrl: nsp: add pinmux driver support for Broadcom NSP SoC
This adds the initial support of the Broadcom NSP pinmux driver.

Signed-off-by: Yendapally Reddy Dhananjaya Reddy <yendapally.reddy@broadcom.com>
Reviewed-by: Ray Jui <rjui@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 10:06:00 +02:00
Linus Walleij 53673a5179 pinctrl: sh-pfc: Updates for v4.8
- Voltage switching support for R-Car H3,
   - DRIF pin support for R-Car H3,
   - Cleanups and fixes.
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Merge tag 'sh-pfc-for-v4.8-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into devel

pinctrl: sh-pfc: Updates for v4.8

  - Voltage switching support for R-Car H3,
  - DRIF pin support for R-Car H3,
  - Cleanups and fixes.
2016-06-29 10:02:06 +02:00
Andy Shevchenko 4e80c8f505 pinctrl: intel: Add Intel Merrifield pin controller support
This driver adds pinctrl support for Intel Merrifield. The IP block which is
called Family-Level Interface Shim is a separate entity in SoC. The GPIO driver
(gpio-intel-mid.c) will be updated accordingly to support pinctrl interface.

Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:59:35 +02:00
Paul Gortmaker 11884b18ef pinctrl: remove orphaned exported ".remove" function
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_MXS
drivers/pinctrl/freescale/Kconfig:	bool

...meaning that it currently is not being built as a module by anyone.

It also doesn't have any modular functionality, so it doesn't need
module.h included at all.

What it does have is an exported function that was used as a shared
".remove" by other drivers, but those use cases (imx23 and imx28)
are now gone, and hence this can disappear as well.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:56:28 +02:00
Paul Gortmaker 37824c122c pinctrl: imx28: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX28
drivers/pinctrl/freescale/Kconfig:	bool

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

We explicitly disallow a driver unbind, since that doesn't have a
sensible use case anyway, and it allows us to drop the ".remove"
code for non-modular drivers.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

Also note that MODULE_DEVICE_TABLE is a no-op for non-modular code.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:55:30 +02:00
Paul Gortmaker 1ab599e71b pinctrl: imx23: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX23
drivers/pinctrl/freescale/Kconfig:	bool

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

We explicitly disallow a driver unbind, since that doesn't have a
sensible use case anyway, and it allows us to drop the ".remove"
code for non-modular drivers.

Since module_init wasn't actually used by this driver, the init
ordering remains unchanged with this commit.

Also note that MODULE_DEVICE_TABLE is a no-op for non-modular code.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:54:37 +02:00
Paul Gortmaker 8bab1a7b36 pinctrl: vf610: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_VF610
drivers/pinctrl/freescale/Kconfig:	bool "Freescale Vybrid VF610 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init wasn't in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:53:48 +02:00
Paul Gortmaker bc21f4885f pinctrl: imx7d: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX7D
drivers/pinctrl/freescale/Kconfig:	bool "IMX7D pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Anson Huang <Anson.Huang@freescale.com>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:52:59 +02:00
Paul Gortmaker f23556d3c4 pinctrl: imx6ul: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX6UL
drivers/pinctrl/freescale/Kconfig:	bool "IMX6UL pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Anson Huang <Anson.Huang@freescale.com>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:52:01 +02:00
Paul Gortmaker 7ce3cddae4 pinctrl: imx6sx: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX6SX
drivers/pinctrl/freescale/Kconfig:	bool "IMX6SX pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Anson Huang <Anson.Huang@freescale.com>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:51:08 +02:00
Paul Gortmaker c621e070bf pinctrl: imx6sl: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX6SL
drivers/pinctrl/freescale/Kconfig:	bool "IMX6SL pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

Also note that MODULE_DEVICE_TABLE is a no-op for non-modular code.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:50:10 +02:00
Paul Gortmaker 4abaa3c2d9 pinctrl: imx6q: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX6Q
drivers/pinctrl/freescale/Kconfig:	bool "IMX6Q/DL pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init translates to device_initcall in the non-modular
case, the init ordering remains unchanged with this commit.

We don't replace module.h with init.h since the file already has that.
But we do add export.h since this file uses the global THIS_MODULE.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Dong Aisheng <dong.aisheng@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:49:20 +02:00
Paul Gortmaker 4277a02dae pinctrl: imx6dl: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX6Q
drivers/pinctrl/freescale/Kconfig:	bool "IMX6Q/DL pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
was (or is now) contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:38:40 +02:00
Paul Gortmaker 85b80b463a pinctrl: imx53: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX53
drivers/pinctrl/freescale/Kconfig:	bool "IMX53 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Dong Aisheng <dong.aisheng@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:37:44 +02:00
Paul Gortmaker b588cb1e76 pinctrl: imx51: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX51
drivers/pinctrl/freescale/Kconfig:	bool "IMX51 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Dong Aisheng <dong.aisheng@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:36:53 +02:00
Paul Gortmaker 4415db177d pinctrl: imx50: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX50
drivers/pinctrl/freescale/Kconfig:	bool "IMX50 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:35:48 +02:00
Paul Gortmaker b2892dfdc1 pinctrl: imx35: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX35
drivers/pinctrl/freescale/Kconfig:	bool "IMX35 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Dong Aisheng <dong.aisheng@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:34:52 +02:00
Paul Gortmaker 7fc8f59305 pinctrl: imx27: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX27
drivers/pinctrl/freescale/Kconfig:	bool "IMX27 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Markus Pargmann <mpa@pengutronix.de>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:34:01 +02:00
Paul Gortmaker 734ffc8522 pinctrl: imx25: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX25
drivers/pinctrl/freescale/Kconfig:        bool "IMX25 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_init was not in use by this driver, the init ordering
remains unchanged with this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Denis Carikli <denis@eukrea.com>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:32:59 +02:00
Paul Gortmaker e2756baa42 pinctrl: imx21: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX21
drivers/pinctrl/freescale/Kconfig:	bool "i.MX21 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_platform_driver() uses the same init level priority as
builtin_platform_driver() the init ordering remains unchanged with
this commit.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexander Shiyan <shc_work@mail.ru>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:32:06 +02:00
Paul Gortmaker 4d1db6e783 pinctrl: imx1: make it explicitly non-modular
The Kconfig currently controlling compilation of this code is:

drivers/pinctrl/freescale/Kconfig:config PINCTRL_IMX1
drivers/pinctrl/freescale/Kconfig:	bool "IMX1 pinctrl driver"

...meaning that it currently is not being built as a module by anyone.

Lets remove the modular code that is essentially orphaned, so that
when reading the driver there is no doubt it is builtin-only.

Since module_platform_driver() uses the same init level priority as
builtin_platform_driver() the init ordering remains unchanged with
this commit.

Also note that MODULE_DEVICE_TABLE is a no-op for non-modular code.

We also delete the MODULE_LICENSE tag etc. since all that information
is already contained at the top of the file in the comments.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexander Shiyan <shc_work@mail.ru>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:31:03 +02:00
Paul Gortmaker 7f8750ada0 pinctrl: freescale: remove needless module.h include
None of these files have anything modular in them, so they
don't need to be bringing in module.h and all its dependencies.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-29 09:30:10 +02:00
Linus Walleij dd032e8dc5 Merge branch 'devel-dt-free-map' into devel 2016-06-23 11:19:14 +02:00