Re: [PATCH 00/11] Add support for software nodes to gpiolib

[Andy Shevchenko <andriy.shevchenko@linux.intel.com>]

On Wed, Sep 11, 2019 at 12:52:04AM -0700, Dmitry Torokhov wrote:
> This series attempts to add support for software nodes to gpiolib, using
> software node references that were introduced recently. This allows us
> to convert more drivers to the generic device properties and drop
> support for custom platform data:
> 
> static const struct software_node gpio_bank_b_node = {
> |-------.name = "B",
> };
> 
> static const struct property_entry simone_key_enter_props[] = {
> |-------PROPERTY_ENTRY_U32("linux,code", KEY_ENTER),
> |-------PROPERTY_ENTRY_STRING("label", "enter"),
> |-------PROPERTY_ENTRY_REF("gpios", &gpio_bank_b_node, 123, GPIO_ACTIVE_LOW),
> |-------{ }
> };
> 
> If we agree in principle, I would like to have the very first 3 patches
> in an immutable branch off maybe -rc8 so that it can be pulled into
> individual subsystems so that patches switching various drivers to
> fwnode_gpiod_get_index() could be applied.

FWIW,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

for patches 1-8 after addressing minor issues.
I'll review the rest later on.

> 
> Thanks,
> Dmitry
> 
> Dmitry Torokhov (11):
>   gpiolib: of: add a fallback for wlf,reset GPIO name
>   gpiolib: introduce devm_fwnode_gpiod_get_index()
>   gpiolib: introduce fwnode_gpiod_get_index()
>   net: phylink: switch to using fwnode_gpiod_get_index()
>   net: mdio: switch to using fwnode_gpiod_get_index()
>   drm/bridge: ti-tfp410: switch to using fwnode_gpiod_get_index()
>   gpliolib: make fwnode_get_named_gpiod() static
>   gpiolib: of: tease apart of_find_gpio()
>   gpiolib: of: tease apart acpi_find_gpio()
>   gpiolib: consolidate fwnode GPIO lookups
>   gpiolib: add support for software nodes
> 
>  drivers/gpio/Makefile              |   1 +
>  drivers/gpio/gpiolib-acpi.c        | 153 ++++++++++++++----------
>  drivers/gpio/gpiolib-acpi.h        |  21 ++--
>  drivers/gpio/gpiolib-devres.c      |  33 ++----
>  drivers/gpio/gpiolib-of.c          | 159 ++++++++++++++-----------
>  drivers/gpio/gpiolib-of.h          |  26 ++--
>  drivers/gpio/gpiolib-swnode.c      |  92 +++++++++++++++
>  drivers/gpio/gpiolib-swnode.h      |  13 ++
>  drivers/gpio/gpiolib.c             | 184 ++++++++++++++++-------------
>  drivers/gpu/drm/bridge/ti-tfp410.c |   4 +-
>  drivers/net/phy/mdio_bus.c         |   4 +-
>  drivers/net/phy/phylink.c          |   4 +-
>  include/linux/gpio/consumer.h      |  53 ++++++---
>  13 files changed, 471 insertions(+), 276 deletions(-)
>  create mode 100644 drivers/gpio/gpiolib-swnode.c
>  create mode 100644 drivers/gpio/gpiolib-swnode.h
> 
> -- 
> 2.23.0.162.g0b9fbb3734-goog
> 

-- 
With Best Regards,
Andy Shevchenko