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To keep backwards comatibility, still keep the register offset for i.MX95. Signed-off-by: Peng Fan --- drivers/pinctrl/freescale/pinctrl-imx-scmi.c | 26 +++++++++++++++---------= -- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/drivers/pinctrl/freescale/pinctrl-imx-scmi.c b/drivers/pinctrl= /freescale/pinctrl-imx-scmi.c index 8f15c4c4dc4412dddb40505699fc3f459fdc0adc..7c15244371c20e0d99b1802e480= c39aaeeec495b 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx-scmi.c +++ b/drivers/pinctrl/freescale/pinctrl-imx-scmi.c @@ -35,6 +35,7 @@ struct scmi_pinctrl_imx { struct pinctrl_dev *pctldev; struct pinctrl_desc pctl_desc; const struct scmi_pinctrl_proto_ops *ops; + uint32_t daisy_off; }; =20 /* SCMI pin control types, aligned with SCMI firmware */ @@ -57,6 +58,7 @@ static int pinctrl_scmi_imx_dt_node_to_map(struct pinctrl= _dev *pctldev, struct pinctrl_map **map, unsigned int *num_maps) { + struct scmi_pinctrl_imx *pmx =3D pinctrl_dev_get_drvdata(pctldev); struct pinctrl_map *new_map; const __be32 *list; unsigned long *configs =3D NULL; @@ -65,16 +67,6 @@ static int pinctrl_scmi_imx_dt_node_to_map(struct pinctr= l_dev *pctldev, int mux_reg, conf_reg, input_reg, mux_val, conf_val, input_val; int i, j; uint32_t ncfg; - static uint32_t daisy_off; - - if (!daisy_off) { - if (of_machine_is_compatible("fsl,imx95")) { - daisy_off =3D IMX95_DAISY_OFF; - } else { - dev_err(pctldev->dev, "platform not support scmi pinctrl\n"); - return -EINVAL; - } - } =20 list =3D of_get_property(np, "fsl,pins", &size); if (!list) { @@ -126,7 +118,7 @@ static int pinctrl_scmi_imx_dt_node_to_map(struct pinct= rl_dev *pctldev, ncfg -=3D 2; } else { cfg[j++] =3D pinconf_to_config_packed(IMX_SCMI_PIN_DAISY_ID, - (input_reg - daisy_off) / 4); + (input_reg - pmx->daisy_off) / 4); cfg[j++] =3D pinconf_to_config_packed(IMX_SCMI_PIN_DAISY_CFG, input_val= ); } =20 @@ -315,6 +307,18 @@ static int scmi_pinctrl_imx_probe(struct scmi_device *= sdev) if (!pmx) return -ENOMEM; =20 + ret =3D device_property_read_u32(dev, "nxp,iomuxc-daisy-off", &pmx->daisy= _off); + if (ret) { + /* + * To keep backwards compatible, new chips should specify + * nxp,iomuxc-daisy_off + */ + if (of_machine_is_compatible("fsl,imx95")) + pmx->daisy_off =3D IMX95_DAISY_OFF; + else + return dev_err_probe(dev, ret, "Failed to get daisy off value\n"); + } + pmx->ph =3D ph; pmx->ops =3D pinctrl_ops; =20 --=20 2.37.1