Re: [PATCH 00/10] Add Actions Semi S900 pinctrl and gpio support

From: Manivannan Sadhasivam
Date: Wed Feb 28 2018 - 13:23:49 EST


On Wed, Feb 28, 2018 at 11:18:56PM +0530, Manivannan Sadhasivam wrote:
> This patchset adds pinctrl and gpio support for Actions Semi S900 SoC.
> Pinctrl and gpio subsystems share the common set of register range but
> implemented as individual drivers for making it less complex.
>
> Pinmux functions are only accessible for pin groups while pinconf
> parameters are available for both pin groups and individual pins.
>
> gpio-line-names has been added for the Bubblegum-96 board matching the
> 96Boards CE specification v1.0.
>
> Both pinctrl and gpio drivers are verified using the Bubblegum-96 board.
>
> This patchset depends on the clock driver which is still under review:
> https://lkml.org/lkml/2018/2/9/831
>
> There is also S500 pinctrl and gpio driver developed by Andreas Farber
> independently to this patchset.
> https://github.com/afaerber/linux/commits/bg96-next
>
> If this patchseries seems to be good enough to add base OWL pinctrl and
> gpio support. Then, we may decide on adding S500 support on top of this later
> by reusing the pinctrl definitions from Andreas.
>
> Thanks,
> Mani
>

Please ignore this patchset. This one came out without version tag. Sent a new
patch series with correct version.

Sorry for the inconvenience!

Regards,
Mani
> Changes in v3:
>
> * Simplified owl_gpio_set_reg() with _relaxed functions
> * Added interrupt controller properties to gpio node bindings as suggested
> by Rob
> * Minor code cleanups
>
> Changes in v2:
>
> * Implemented each GPIO bank as its own gpio-controller
> * Added gpio-ranges property
> * Modified pin group to follow pad names instead of register names
> * Incorporated review comments from Andy
> * Incorporated review comments from Andreas
> * Fixed the MODULE_LICENSE with respect to SPDX tag
> * Added Reviewed by tag from Rob for pinctrl binding
>
> Manivannan Sadhasivam (10):
> dt-bindings: pinctrl: Add bindings for Actions S900 SoC
> arm64: dts: actions: Add pinctrl node for S900
> arm64: actions: Enable PINCTRL in platforms Kconfig
> pinctrl: actions: Add Actions S900 pinctrl driver
> dt-bindings: gpio: Add gpio nodes for Actions S900 SoC
> arm64: dts: actions: Add S900 gpio nodes
> arm64: dts: actions: Add gpio line names to Bubblegum-96 board
> gpio: Add gpio driver for Actions OWL S900 SoC
> MAINTAINERS: Add reviewer for ACTIONS platforms
> MAINTAINERS: Add Actions Semi S900 pinctrl and gpio entries
>
> .../devicetree/bindings/gpio/actions,owl-gpio.txt | 95 +
> .../bindings/pinctrl/actions,s900-pinctrl.txt | 178 ++
> MAINTAINERS | 5 +
> arch/arm64/Kconfig.platforms | 1 +
> arch/arm64/boot/dts/actions/s900-bubblegum-96.dts | 201 ++
> arch/arm64/boot/dts/actions/s900.dtsi | 54 +
> drivers/gpio/Kconfig | 8 +
> drivers/gpio/Makefile | 1 +
> drivers/gpio/gpio-owl.c | 218 ++
> drivers/pinctrl/Kconfig | 1 +
> drivers/pinctrl/Makefile | 1 +
> drivers/pinctrl/actions/Kconfig | 12 +
> drivers/pinctrl/actions/Makefile | 2 +
> drivers/pinctrl/actions/pinctrl-owl.c | 571 +++++
> drivers/pinctrl/actions/pinctrl-owl.h | 142 ++
> drivers/pinctrl/actions/pinctrl-s900.c | 2505 ++++++++++++++++++++
> 16 files changed, 3995 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/gpio/actions,owl-gpio.txt
> create mode 100644 Documentation/devicetree/bindings/pinctrl/actions,s900-pinctrl.txt
> create mode 100644 drivers/gpio/gpio-owl.c
> create mode 100644 drivers/pinctrl/actions/Kconfig
> create mode 100644 drivers/pinctrl/actions/Makefile
> create mode 100644 drivers/pinctrl/actions/pinctrl-owl.c
> create mode 100644 drivers/pinctrl/actions/pinctrl-owl.h
> create mode 100644 drivers/pinctrl/actions/pinctrl-s900.c
>
> --
> 2.14.1
>