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* pinctrl: bcm: cleanup Broadcom license headersScott Branden2017-06-091-4/+5
| | | | | | | | | | | | Use consistent license headers for Broadcom files by placing additional comments outside of standard legal header. Also, update legal header to 2017 format as "Broadcom Corporation" has changed to "Broadcom". Signed-off-by: Scott Branden <scott.branden@broadcom.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* pinctrl: bcm: clean up modular vs. non-modular distinctionsPaul Gortmaker2017-05-291-6/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fixups here tend to be more of a conglomerate of some of the other repeated/systematic ones we've seen in the earlier pinctrl cleanups. We remove module.h from code that isn't doing anything modular at all; if they have __init sections, then replace it with init.h One driver has a .remove that would be dispatched on module_exit, and as that code is essentially orphaned, so we remove it. In case anyone was previously doing the (pointless) unbind to get to that function, we disable unbind for this one driver as well. A couple bool drivers (hence non-modular) are converted over to to builtin_platform_driver(). 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 was (or is now) contained at the top of the file in the comments. Cc: Eric Anholt <eric@anholt.net> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Jon Mason <jonmason@broadcom.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Ray Jui <rjui@broadcom.com> Cc: Scott Branden <sbranden@broadcom.com> Cc: Sherman Yin <syin@broadcom.com> Cc: bcm-kernel-feedback-list@broadcom.com Cc: linux-gpio@vger.kernel.org Cc: linux-rpi-kernel@lists.infradead.org Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Tested-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* pinctrl: cygnus-mux: Use devm_pinctrl_register() for pinctrl registrationLaxman Dewangan2016-04-211-1/+1
| | | | | | | | | | | Use devm_pinctrl_register() for pin control registration. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Cc: Ray Jui <rjui@broadcom.com> Cc: Scott Branden <sbranden@broadcom.com> Cc: Jon Mason <jonmason@broadcom.com> Acked-by: Ray Jui <ray.jui@broadcom.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* pinctrl: Rename pinctrl_utils_dt_free_map to pinctrl_utils_free_mapIrina Tirdea2016-04-011-1/+1
| | | | | | | | | | | Rename pinctrl_utils_dt_free_map to pinctrl_utils_free_map, since it does not depend on device tree despite the current name. This will enforce a consistent naming in pinctr-utils.c and will make it clear it can be called from outside device tree (e.g. from ACPI handling code). Signed-off-by: Irina Tirdea <irina.tirdea@intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* pinctrl: make pinctrl_register() return proper error codeMasahiro Yamada2015-06-101-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently, pinctrl_register() just returns NULL on error, so the callers can not know the exact reason of the failure. Some of the pinctrl drivers return -EINVAL, some -ENODEV, and some -ENOMEM on error of pinctrl_register(), although the error code might be different from the real cause of the error. This commit reworks pinctrl_register() to return the appropriate error code and modifies all of the pinctrl drivers to use IS_ERR() for the error checking and PTR_ERR() for getting the error code. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Patrice Chotard <patrice.chotard@st.com> Acked-by: Thierry Reding <treding@nvidia.com> Acked-by: Heiko Stuebner <heiko@sntech.de> Tested-by: Mika Westerberg <mika.westerberg@linux.intel.com> Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com> Acked-by: Lee Jones <lee@kernel.org> Acked-by: Sören Brinkmann <soren.brinkmann@xilinx.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Ray Jui <rjui@broadcom.com> Acked-by: Antoine Tenart <antoine.tenart@free-electrons.com> Acked-by: Hongzhou Yang <hongzhou.yang@mediatek.com> Acked-by: Wei Chen <Wei.Chen@csr.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* pinctrl: cygnus: add initial IOMUX driver supportRay Jui2015-03-181-0/+1022
This adds the initial driver support for the Broadcom Cygnus IOMUX controller. The Cygnus IOMUX controller supports group based mux configuration but allows certain pins to be muxed to GPIO individually Signed-off-by: Ray Jui <rjui@broadcom.com> Reviewed-by: Scott Branden <sbranden@broadcom.com> Tested-by: Dmitry Torokhov <dtor@chromium.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>