[PATCH v10 0/3] Add Nuvoton NPCM SGPIO feature

Bartosz Golaszewski brgl at bgdev.pl
Wed Jan 3 21:26:07 AEDT 2024


On Fri, Dec 29, 2023 at 8:45 AM <jim.t90615 at gmail.com> wrote:
>
> From: Jim Liu <JJLIU0 at nuvoton.com>
>
> This SGPIO controller is for NUVOTON NPCM7xx and NPCM8xx SoC.
> Nuvoton NPCM SGPIO module is combine serial to parallel IC (HC595)
> and parallel to serial IC (HC165), and use APB3 clock to control it.
> This interface has 4 pins  (D_out , D_in, S_CLK, LDSH).
> NPCM7xx/NPCM8xx have two sgpio module each module can support up
> to 64 output pins,and up to 64 input pin, the pin is only for GPI or GPO.
>
> Jim Liu (3):
>   dt-bindings: gpio: add NPCM sgpio driver bindings
>   arm: dts: nuvoton: npcm: Add sgpio feature
>   gpio: nuvoton: Add Nuvoton NPCM sgpio driver
>
>  .../bindings/gpio/nuvoton,sgpio.yaml          |  87 +++
>  .../dts/nuvoton/nuvoton-common-npcm7xx.dtsi   |  24 +
>  drivers/gpio/Kconfig                          |   7 +
>  drivers/gpio/Makefile                         |   1 +
>  drivers/gpio/gpio-npcm-sgpio.c                | 612 ++++++++++++++++++
>  5 files changed, 731 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/gpio/nuvoton,sgpio.yaml
>  create mode 100644 drivers/gpio/gpio-npcm-sgpio.c
>
> --
> 2.25.1
>

Applied patches 1 and 3.

Bart


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