On Fri, Dec 29, 2023 at 8:45 AM <jim.t90615@xxxxxxxxx> wrote: > > From: Jim Liu <JJLIU0@xxxxxxxxxxx> > > 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