[SRU][J:linux-bluefield][Pull Request][v2] Support Nvidia BlueField-3 GPIO driver and pin controller

[Asmaa Mnebhi]

Hi Tim,

Could you please take a look at patch v2 since the SRU cycle deadline is tomorrow?

Thanks.
Asmaa

> -----Original Message-----
> From: Asmaa Mnebhi <asmaa at nvidia.com>
> Sent: Friday, March 31, 2023 10:14 AM
> To: kernel-team at lists.ubuntu.com
> Cc: Asmaa Mnebhi <asmaa at nvidia.com>
> Subject: [SRU][J:linux-bluefield][Pull Request][v2] Support Nvidia BlueField-3
> GPIO driver and pin controller
> 
> BugLink: https://bugs.launchpad.net/bugs/2012743
> 
> This pull request includes 5 commits in the effort to sync up Jammy with
> upstreaming:
> 1) cherry-pick 443a0a0f0cf4f432c7af6654b7f2f920d411d379
>    introduces macros needed for the pinctrl-mlxbf3.c driver
> 2) cherry-pick d11f932808dc689717e409bbc81b5093e7902fc9
>    supports the upstreamed pinctrl-mlxbf3.c driver
> 3) handle "ngpios" properly in bgpio_init()
> 4) Add gpio-mlxbf3.c driver support
> 5) Support pinctrl-mlxbf3 driver in debian build
> 
> The pull request page can be found at:
> https://code.launchpad.net/~asmaam/ubuntu/+source/linux-
> bluefield/+git/version-seeds-1/+merge/440062
> 
> Git repo can be found at:
> https://git.launchpad.net/~asmaam/ubuntu/+source/linux-
> bluefield/+git/version-seeds-1 master-next
> 
> for you to fetch starting from commit
> 58759cc4d49346a967bc960df600a4f99d71c3d1
> "UBUNTU: Ubuntu-bluefield-5.15.0-1014.16"
> 
> Signed-off-by: Asmaa Mnebhi <asmaa at nvidia.com>
> 
> Andy Shevchenko (1):
>   pinctrl: Introduce struct pinfunction and PINCTRL_PINFUNCTION() macro
> 
> Asmaa Mnebhi (4):
>   pinctrl: mlxbf3: Add pinctrl driver support
>   UBUNTU: SAUCE: gpio: mmio: handle "ngpios" properly in bgpio_init()
>   UBUNTU: SAUCE: gpio: mlxbf3: Add gpio driver support
>   UBUNTU: SAUCE: Support pinctrl-mlxbf3 driver in debian build
> 
>  debian.bluefield/abi/arm64/bluefield.modules |   1 +
>  debian.bluefield/config/config.common.ubuntu |   1 +
>  drivers/gpio/Kconfig                         |  10 +-
>  drivers/gpio/gpio-mlxbf3.c                   | 291 +++++++----------
>  drivers/gpio/gpio-mmio.c                     |   9 +-
>  drivers/gpio/gpiolib.c                       |  68 ++--
>  drivers/gpio/gpiolib.h                       |   1 +
>  drivers/pinctrl/Kconfig                      |  13 +
>  drivers/pinctrl/Makefile                     |   1 +
>  drivers/pinctrl/pinctrl-mlxbf3.c             | 320 +++++++++++++++++++
>  include/linux/pinctrl/pinctrl.h              |  20 ++
>  11 files changed, 520 insertions(+), 215 deletions(-)  create mode 100644
> drivers/pinctrl/pinctrl-mlxbf3.c
> 
> --
> 2.30.1