Use function callbacks for SCU related functions in pinctrl-imx.c in order to support the scenario of PINCTRL_IMX is built in while PINCTRL_IMX_SCU is built as module, all drivers using SCU pinctrl driver need to initialize the SCU related function callback.
Signed-off-by: Anson Huang <anson.hu...@nxp.com> --- Changes since V1: - split V1 [1/2] patch to 2 patches, this patch does the change of using function callbacks for SCU related functions. --- drivers/pinctrl/freescale/pinctrl-imx.c | 8 +++---- drivers/pinctrl/freescale/pinctrl-imx.h | 37 +++++++++++++++++------------ drivers/pinctrl/freescale/pinctrl-imx8dxl.c | 3 +++ drivers/pinctrl/freescale/pinctrl-imx8qm.c | 3 +++ drivers/pinctrl/freescale/pinctrl-imx8qxp.c | 3 +++ 5 files changed, 35 insertions(+), 19 deletions(-) diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c index 507e4af..b80c450 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx.c +++ b/drivers/pinctrl/freescale/pinctrl-imx.c @@ -373,7 +373,7 @@ static int imx_pinconf_get(struct pinctrl_dev *pctldev, const struct imx_pinctrl_soc_info *info = ipctl->info; if (info->flags & IMX_USE_SCU) - return imx_pinconf_get_scu(pctldev, pin_id, config); + return info->imx_pinconf_get(pctldev, pin_id, config); else return imx_pinconf_get_mmio(pctldev, pin_id, config); } @@ -423,7 +423,7 @@ static int imx_pinconf_set(struct pinctrl_dev *pctldev, const struct imx_pinctrl_soc_info *info = ipctl->info; if (info->flags & IMX_USE_SCU) - return imx_pinconf_set_scu(pctldev, pin_id, + return info->imx_pinconf_set(pctldev, pin_id, configs, num_configs); else return imx_pinconf_set_mmio(pctldev, pin_id, @@ -440,7 +440,7 @@ static void imx_pinconf_dbg_show(struct pinctrl_dev *pctldev, int ret; if (info->flags & IMX_USE_SCU) { - ret = imx_pinconf_get_scu(pctldev, pin_id, &config); + ret = info->imx_pinconf_get(pctldev, pin_id, &config); if (ret) { dev_err(ipctl->dev, "failed to get %s pinconf\n", pin_get_name(pctldev, pin_id)); @@ -629,7 +629,7 @@ static int imx_pinctrl_parse_groups(struct device_node *np, for (i = 0; i < grp->num_pins; i++) { pin = &((struct imx_pin *)(grp->data))[i]; if (info->flags & IMX_USE_SCU) - imx_pinctrl_parse_pin_scu(ipctl, &grp->pins[i], + info->imx_pinctrl_parse_pin(ipctl, &grp->pins[i], pin, &list); else imx_pinctrl_parse_pin_mmio(ipctl, &grp->pins[i], diff --git a/drivers/pinctrl/freescale/pinctrl-imx.h b/drivers/pinctrl/freescale/pinctrl-imx.h index 333d32b..40927ca 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx.h +++ b/drivers/pinctrl/freescale/pinctrl-imx.h @@ -75,6 +75,21 @@ struct imx_cfg_params_decode { bool invert; }; +/** + * @dev: a pointer back to containing device + * @base: the offset to the controller in virtual memory + */ +struct imx_pinctrl { + struct device *dev; + struct pinctrl_dev *pctl; + void __iomem *base; + void __iomem *input_sel_base; + const struct imx_pinctrl_soc_info *info; + struct imx_pin_reg *pin_regs; + unsigned int group_index; + struct mutex mutex; +}; + struct imx_pinctrl_soc_info { const struct pinctrl_pin_desc *pins; unsigned int npins; @@ -98,21 +113,13 @@ struct imx_pinctrl_soc_info { struct pinctrl_gpio_range *range, unsigned offset, bool input); -}; - -/** - * @dev: a pointer back to containing device - * @base: the offset to the controller in virtual memory - */ -struct imx_pinctrl { - struct device *dev; - struct pinctrl_dev *pctl; - void __iomem *base; - void __iomem *input_sel_base; - const struct imx_pinctrl_soc_info *info; - struct imx_pin_reg *pin_regs; - unsigned int group_index; - struct mutex mutex; + int (*imx_pinconf_get)(struct pinctrl_dev *pctldev, unsigned int pin_id, + unsigned long *config); + int (*imx_pinconf_set)(struct pinctrl_dev *pctldev, unsigned int pin_id, + unsigned long *configs, unsigned int num_configs); + void (*imx_pinctrl_parse_pin)(struct imx_pinctrl *ipctl, + unsigned int *pin_id, struct imx_pin *pin, + const __be32 **list_p); }; #define IMX_CFG_PARAMS_DECODE(p, m, o) \ diff --git a/drivers/pinctrl/freescale/pinctrl-imx8dxl.c b/drivers/pinctrl/freescale/pinctrl-imx8dxl.c index 12b97da..d3020c0 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx8dxl.c +++ b/drivers/pinctrl/freescale/pinctrl-imx8dxl.c @@ -159,6 +159,9 @@ static struct imx_pinctrl_soc_info imx8dxl_pinctrl_info = { .pins = imx8dxl_pinctrl_pads, .npins = ARRAY_SIZE(imx8dxl_pinctrl_pads), .flags = IMX_USE_SCU, + .imx_pinconf_get = imx_pinconf_get_scu, + .imx_pinconf_set = imx_pinconf_set_scu, + .imx_pinctrl_parse_pin = imx_pinctrl_parse_pin_scu, }; static const struct of_device_id imx8dxl_pinctrl_of_match[] = { diff --git a/drivers/pinctrl/freescale/pinctrl-imx8qm.c b/drivers/pinctrl/freescale/pinctrl-imx8qm.c index 095acf4..8f46b940 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx8qm.c +++ b/drivers/pinctrl/freescale/pinctrl-imx8qm.c @@ -292,6 +292,9 @@ static const struct imx_pinctrl_soc_info imx8qm_pinctrl_info = { .pins = imx8qm_pinctrl_pads, .npins = ARRAY_SIZE(imx8qm_pinctrl_pads), .flags = IMX_USE_SCU, + .imx_pinconf_get = imx_pinconf_get_scu, + .imx_pinconf_set = imx_pinconf_set_scu, + .imx_pinctrl_parse_pin = imx_pinctrl_parse_pin_scu, }; static const struct of_device_id imx8qm_pinctrl_of_match[] = { diff --git a/drivers/pinctrl/freescale/pinctrl-imx8qxp.c b/drivers/pinctrl/freescale/pinctrl-imx8qxp.c index 81ebd4c..6776ad6 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx8qxp.c +++ b/drivers/pinctrl/freescale/pinctrl-imx8qxp.c @@ -198,6 +198,9 @@ static struct imx_pinctrl_soc_info imx8qxp_pinctrl_info = { .pins = imx8qxp_pinctrl_pads, .npins = ARRAY_SIZE(imx8qxp_pinctrl_pads), .flags = IMX_USE_SCU, + .imx_pinconf_get = imx_pinconf_get_scu, + .imx_pinconf_set = imx_pinconf_set_scu, + .imx_pinctrl_parse_pin = imx_pinctrl_parse_pin_scu, }; static const struct of_device_id imx8qxp_pinctrl_of_match[] = { -- 2.7.4