[PATCH v3 0/7] Fix AST2600 quad mode SPI pinmux settings

[Joel Stanley]

On Tue, 29 Mar 2022 at 17:40, Jae Hyun Yoo <quic_jaehyoo at quicinc.com> wrote:
>
> I’m sending this patch series to fix current issues in AST2600 pinmux
> settings while enabling quad mode SPI support.
>
> FWSPI18 pins are basically 1.8v logic pins that are different from the
> dedicated FWSPI pins that provide 3.3v logic level, so FWSPI18 pins can’t
> be grouped with FWSPIDQ2 and FWSPIDQ3, so this series fix the issue.
>
> Also, fixes QSPI1 and QSPI2 function settings in AST2600 pinctrl dtsi to
> make it able to enable quad mode on SPI1 and SPI2 interfaces.
>
> With this series, quad mode pinmux can be set like below.
>
> FW SPI:
> &fmc {
>         pinctrl-names = "default";
>         pinctrl-0 = <&pinctrl_fwqspi_default>;
> }
>
> SPI1:
> &spi1 {
>         pinctrl-names = "default";
>         pinctrl-0 = <&pinctrl_qspi1_default>;
> }
>
> SPI2:
> &spi2 {
>         pinctrl-names = "default";
>         pinctrl-0 = <&pinctrl_qspi2_default>;
> }

Thanks. I hope to see a board from you that uses this soon :)

I'll send the patches as fixes once -rc1 is out.

>
> Please review.
>
> Thanks,
> Jae
>
> Changes in v3:
>  * Added bindings patches. (Andrew)
>
> Changes in v2:
>  * Rebased it on the latest.
>
> Jae Hyun Yoo (5):
>   ARM: dts: aspeed-g6: remove FWQSPID group in pinctrl dtsi
>   pinctrl: pinctrl-aspeed-g6: remove FWQSPID group in pinctrl
>   dt-bindings: pinctrl: aspeed-g6: remove FWQSPID group
>   dt-bindings: pinctrl: aspeed-g6: add FWQSPI function/group
>   ARM: dts: aspeed-g6: fix SPI1/SPI2 quad pin group
>
> Johnny Huang (2):
>   pinctrl: pinctrl-aspeed-g6: add FWQSPI function-group
>   ARM: dts: aspeed-g6: add FWQSPI group in pinctrl dtsi
>
>  .../pinctrl/aspeed,ast2600-pinctrl.yaml         |  4 ++--
>  arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi        | 10 +++++-----
>  drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c      | 17 ++++++++---------
>  3 files changed, 15 insertions(+), 16 deletions(-)
>
> --
> 2.25.1
>