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SubjectRe: [PATCH v3 0/3] pinctrl: single: support #pinctrl-cells = 2
On Mon, Jun 22, 2020 at 07:29:48PM +0200, Drew Fustini wrote:
> Currently, pinctrl-single only allows #pinctrl-cells = 1.
>
> This series will allow pinctrl-single to also support #pinctrl-cells = 2
>
> If "pinctrl-single,pins" has 3 arguments (offset, conf, mux) then
> pcs_parse_one_pinctrl_entry() does an OR operation on to get the
> value to store in the register.
>
> To take advantage of #pinctrl-cells = 2, the AM33XX_PADCONF macro in
> omap.h is modified to keep pin conf and pin mux values separate.
>
> change log:
> - v3: change order of patches to make sure the pinctrl-single.c patch
> does not break anything without the dts patches
>
> - v2: remove outer parentheses from AM33XX_PADCONF macro as it causes a
> compile error in dtc. I had added it per suggestion from checkpatch
> about having parentheses around complex values.
>
> Drew Fustini (3):
> pinctrl: single: parse #pinctrl-cells = 2
> ARM: dts: change AM33XX_PADCONF macro separate conf and mux
> ARM: dts: am33xx-l4: change #pinctrl-cells from 1 to 2
>
> arch/arm/boot/dts/am33xx-l4.dtsi | 2 +-
> drivers/pinctrl/pinctrl-single.c | 11 +++++++++--
> include/dt-bindings/pinctrl/omap.h | 2 +-
> 3 files changed, 11 insertions(+), 4 deletions(-)
>
> --
> 2.25.1
>

Hi Tony - do you think this series is useful as-is?

Or do you want to see some usage of the seperate conf and mux values
first?

thanks,
drew

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