Hi Linus, Sudeep, Cristian, > Subject: [PATCH 0/3] pinctrl: scmi: support i.MX95 OEM extensions with > fsl,pins property Sorry if this is an early ping to you. Just wanna this not blocking i.MX95 upstream support. Are you ok with this patchset? Thanks, Peng. > > All: > There was a v6 that use generic properties, but at a late stage, NXP internals > decides to switch to fsl,pins property to align with other i.MXs. Since new > properties, drivers rewrite, I start this patchset from v1 with a new patch title. > A RFC patch for binding was posted, since Rob said he is fine, so post this > patchset out. > > Whether v6 or this patchset, patch 2 is a must and was not changed from v6. > > The pinctrl stuff has been pending for quite sometime, I would be > apprecaited if any quick comments. > > v6: > https://lore.kernel.org/all/20240513-pinctrl-scmi-oem-v3-v6-0- > 904975c99cc4@xxxxxxx/ > RFC: > https://lore.kernel.org/all/20240520194942.GA1374705-robh@xxxxxxxxxx/ > > Thanks, > Peng. > > ARM SCMI v3.2 Table 24 Pin Configuration Type and Enumerations: > '192 -255 OEM specific units'. > > i.MX95 System Manager FW supports SCMI PINCTRL protocol, but it has zero > functions, groups. So pinctrl-scmi.c could not be reused for i.MX95. > Because nxp,pin-func, nxp,pin-conf properties are rejected by dt maintainers, > so use 'fsl,pins' which requires a new driver pinctrl-imx-scmi.c > > The node will be as below: > pinctrl_usdhc1: usdhc1grp { > fsl,pins = < > IMX95_PAD_SD1_CLK__USDHC1_CLK > 0x158e > IMX95_PAD_SD1_CMD__USDHC1_CMD > 0x138e > IMX95_PAD_SD1_DATA0__USDHC1_DATA0 > 0x138e > IMX95_PAD_SD1_DATA1__USDHC1_DATA1 > 0x138e > IMX95_PAD_SD1_DATA2__USDHC1_DATA2 > 0x138e > IMX95_PAD_SD1_DATA3__USDHC1_DATA3 > 0x138e > IMX95_PAD_SD1_DATA4__USDHC1_DATA4 > 0x138e > IMX95_PAD_SD1_DATA5__USDHC1_DATA5 > 0x138e > IMX95_PAD_SD1_DATA6__USDHC1_DATA6 > 0x138e > IMX95_PAD_SD1_DATA7__USDHC1_DATA7 > 0x138e > IMX95_PAD_SD1_STROBE__USDHC1_STROBE > 0x158e > >; > }; > > Signed-off-by: Peng Fan <peng.fan@xxxxxxx> > --- > Peng Fan (3): > dt-bindings: firmware: arm,scmi: Add properties for i.MX95 Pinctrl OEM > extensions > pinctrl: scmi: add blocklist > pinctrl: imx: support SCMI pinctrl protocol for i.MX95 > > .../devicetree/bindings/firmware/arm,scmi.yaml | 4 +- > .../bindings/firmware/nxp,imx95-scmi-pinctrl.yaml | 53 +++ > drivers/pinctrl/freescale/Kconfig | 9 + > drivers/pinctrl/freescale/Makefile | 1 + > drivers/pinctrl/freescale/pinctrl-imx-scmi.c | 357 > +++++++++++++++++++++ > drivers/pinctrl/pinctrl-scmi.c | 9 + > 6 files changed, 432 insertions(+), 1 deletion(-) > --- > base-commit: 632483ea8004edfadd035de36e1ab2c7c4f53158 > change-id: 20240521-pinctrl-scmi-imx95-867bea9595cf > > Best regards, > -- > Peng Fan <peng.fan@xxxxxxx>
