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charset="utf-8" Use generic data structure to describe pin control functions and groups in S32 SoC family and drop duplicated struct members. Signed-off-by: Chester Lin --- drivers/pinctrl/nxp/pinctrl-s32.h | 22 +++----- drivers/pinctrl/nxp/pinctrl-s32cc.c | 78 ++++++++++++++++------------- 2 files changed, 49 insertions(+), 51 deletions(-) diff --git a/drivers/pinctrl/nxp/pinctrl-s32.h b/drivers/pinctrl/nxp/pinctr= l-s32.h index 545bf16b988d..1a0aa1995908 100644 --- a/drivers/pinctrl/nxp/pinctrl-s32.h +++ b/drivers/pinctrl/nxp/pinctrl-s32.h @@ -15,29 +15,21 @@ struct platform_device; =20 /** * struct s32_pin_group - describes an S32 pin group - * @name: the name of this specific pin group - * @npins: the number of pins in this group array, i.e. the number of - * elements in pin_ids and pin_sss so we can iterate over that arr= ay - * @pin_ids: an array of pin IDs in this group - * @pin_sss: an array of source signal select configs paired with pin_ids + * @data: generic data describes group name, number of pins, and a pin arr= ay in + this group. + * @pin_sss: an array of source signal select configs paired with pin arra= y. */ struct s32_pin_group { - const char *name; - unsigned int npins; - unsigned int *pin_ids; + struct pingroup data; unsigned int *pin_sss; }; =20 /** - * struct s32_pmx_func - describes S32 pinmux functions - * @name: the name of this specific function - * @groups: corresponding pin groups - * @num_groups: the number of groups + * struct s32_pmx_func - describes an S32 pinmux function + * @data: generic data to describe function name and associated groups. */ struct s32_pmx_func { - const char *name; - const char **groups; - unsigned int num_groups; + struct pinfunction data; }; =20 /** diff --git a/drivers/pinctrl/nxp/pinctrl-s32cc.c b/drivers/pinctrl/nxp/pinc= trl-s32cc.c index 9508fc1e9a90..76442c1bc7be 100644 --- a/drivers/pinctrl/nxp/pinctrl-s32cc.c +++ b/drivers/pinctrl/nxp/pinctrl-s32cc.c @@ -191,7 +191,7 @@ static const char *s32_get_group_name(struct pinctrl_de= v *pctldev, struct s32_pinctrl *ipctl =3D pinctrl_dev_get_drvdata(pctldev); const struct s32_pinctrl_soc_info *info =3D ipctl->info; =20 - return info->groups[selector].name; + return info->groups[selector].data.name; } =20 static int s32_get_group_pins(struct pinctrl_dev *pctldev, @@ -201,8 +201,8 @@ static int s32_get_group_pins(struct pinctrl_dev *pctld= ev, struct s32_pinctrl *ipctl =3D pinctrl_dev_get_drvdata(pctldev); const struct s32_pinctrl_soc_info *info =3D ipctl->info; =20 - *pins =3D info->groups[selector].pin_ids; - *npins =3D info->groups[selector].npins; + *pins =3D info->groups[selector].data.pins; + *npins =3D info->groups[selector].data.npins; =20 return 0; } @@ -317,23 +317,23 @@ static int s32_pmx_set(struct pinctrl_dev *pctldev, u= nsigned int selector, grp =3D &info->groups[group]; =20 dev_dbg(ipctl->dev, "set mux for function %s group %s\n", - info->functions[selector].name, grp->name); + info->functions[selector].data.name, grp->data.name); =20 /* Check beforehand so we don't have a partial config. */ - for (i =3D 0; i < grp->npins; i++) { - if (s32_check_pin(pctldev, grp->pin_ids[i]) !=3D 0) { + for (i =3D 0; i < grp->data.npins; i++) { + if (s32_check_pin(pctldev, grp->data.pins[i]) !=3D 0) { dev_err(info->dev, "invalid pin: %u in group: %u\n", - grp->pin_ids[i], group); + grp->data.pins[i], group); return -EINVAL; } } =20 - for (i =3D 0, ret =3D 0; i < grp->npins && !ret; i++) { - ret =3D s32_regmap_update(pctldev, grp->pin_ids[i], + for (i =3D 0, ret =3D 0; i < grp->data.npins && !ret; i++) { + ret =3D s32_regmap_update(pctldev, grp->data.pins[i], S32_MSCR_SSS_MASK, grp->pin_sss[i]); if (ret) { dev_err(info->dev, "Failed to set pin %u\n", - grp->pin_ids[i]); + grp->data.pins[i]); return ret; } } @@ -355,7 +355,7 @@ static const char *s32_pmx_get_func_name(struct pinctrl= _dev *pctldev, struct s32_pinctrl *ipctl =3D pinctrl_dev_get_drvdata(pctldev); const struct s32_pinctrl_soc_info *info =3D ipctl->info; =20 - return info->functions[selector].name; + return info->functions[selector].data.name; } =20 static int s32_pmx_get_groups(struct pinctrl_dev *pctldev, @@ -366,8 +366,8 @@ static int s32_pmx_get_groups(struct pinctrl_dev *pctld= ev, struct s32_pinctrl *ipctl =3D pinctrl_dev_get_drvdata(pctldev); const struct s32_pinctrl_soc_info *info =3D ipctl->info; =20 - *groups =3D info->functions[selector].groups; - *num_groups =3D info->functions[selector].num_groups; + *groups =3D info->functions[selector].data.groups; + *num_groups =3D info->functions[selector].data.ngroups; =20 return 0; } @@ -611,8 +611,8 @@ static int s32_pconf_group_set(struct pinctrl_dev *pctl= dev, unsigned int selecto int i, ret; =20 grp =3D &info->groups[selector]; - for (i =3D 0; i < grp->npins; i++) { - ret =3D s32_pinconf_mscr_update(pctldev, grp->pin_ids[i], + for (i =3D 0; i < grp->data.npins; i++) { + ret =3D s32_pinconf_mscr_update(pctldev, grp->data.pins[i], configs, num_configs); if (ret) return ret; @@ -646,9 +646,9 @@ static void s32_pinconf_group_dbg_show(struct pinctrl_d= ev *pctldev, =20 seq_puts(s, "\n"); grp =3D &info->groups[selector]; - for (i =3D 0; i < grp->npins; i++) { - name =3D pin_get_name(pctldev, grp->pin_ids[i]); - ret =3D s32_regmap_read(pctldev, grp->pin_ids[i], &config); + for (i =3D 0; i < grp->data.npins; i++) { + name =3D pin_get_name(pctldev, grp->data.pins[i]); + ret =3D s32_regmap_read(pctldev, grp->data.pins[i], &config); if (ret) return; seq_printf(s, "%s: 0x%x\n", name, config); @@ -741,6 +741,7 @@ static int s32_pinctrl_parse_groups(struct device_node = *np, const __be32 *p; struct device *dev; struct property *prop; + unsigned int *pins, *sss; int i, npins; u32 pinmux; =20 @@ -749,38 +750,40 @@ static int s32_pinctrl_parse_groups(struct device_nod= e *np, dev_dbg(dev, "group: %pOFn\n", np); =20 /* Initialise group */ - grp->name =3D np->name; + grp->data.name =3D np->name; =20 npins =3D of_property_count_elems_of_size(np, "pinmux", sizeof(u32)); if (npins < 0) { dev_err(dev, "Failed to read 'pinmux' property in node %s.\n", - grp->name); + grp->data.name); return -EINVAL; } if (!npins) { - dev_err(dev, "The group %s has no pins.\n", grp->name); + dev_err(dev, "The group %s has no pins.\n", grp->data.name); return -EINVAL; } =20 - grp->npins =3D npins; + grp->data.npins =3D npins; =20 - grp->pin_ids =3D devm_kcalloc(info->dev, grp->npins, + pins =3D devm_kcalloc(info->dev, grp->data.npins, sizeof(unsigned int), GFP_KERNEL); - grp->pin_sss =3D devm_kcalloc(info->dev, grp->npins, + sss =3D devm_kcalloc(info->dev, grp->data.npins, sizeof(unsigned int), GFP_KERNEL); - if (!grp->pin_ids || !grp->pin_sss) + if (!pins || !sss) return -ENOMEM; =20 i =3D 0; of_property_for_each_u32(np, "pinmux", prop, p, pinmux) { - grp->pin_ids[i] =3D get_pin_no(pinmux); - grp->pin_sss[i] =3D get_pin_func(pinmux); + pins[i] =3D get_pin_no(pinmux); + sss[i] =3D get_pin_func(pinmux); =20 - dev_dbg(info->dev, "pin-id: 0x%x, sss: 0x%x", - grp->pin_ids[i], grp->pin_sss[i]); + dev_dbg(info->dev, "pin: 0x%x, sss: 0x%x", pins[i], sss[i]); i++; } =20 + grp->data.pins =3D pins; + grp->pin_sss =3D sss; + return 0; } =20 @@ -791,6 +794,7 @@ static int s32_pinctrl_parse_functions(struct device_no= de *np, struct device_node *child; struct s32_pmx_func *func; struct s32_pin_group *grp; + char **groups; u32 i =3D 0; int ret =3D 0; =20 @@ -799,19 +803,19 @@ static int s32_pinctrl_parse_functions(struct device_= node *np, func =3D &info->functions[index]; =20 /* Initialise function */ - func->name =3D np->name; - func->num_groups =3D of_get_child_count(np); - if (func->num_groups =3D=3D 0) { + func->data.name =3D np->name; + func->data.ngroups =3D of_get_child_count(np); + if (func->data.ngroups =3D=3D 0) { dev_err(info->dev, "no groups defined in %pOF\n", np); return -EINVAL; } - func->groups =3D devm_kcalloc(info->dev, func->num_groups, - sizeof(char *), GFP_KERNEL); - if (!func->groups) + groups =3D devm_kcalloc(info->dev, func->data.ngroups, + sizeof(char *), GFP_KERNEL); + if (!groups) return -ENOMEM; =20 for_each_child_of_node(np, child) { - func->groups[i] =3D child->name; + groups[i] =3D (char *)child->name; grp =3D &info->groups[info->grp_index++]; ret =3D s32_pinctrl_parse_groups(child, grp, info); if (ret) @@ -819,6 +823,8 @@ static int s32_pinctrl_parse_functions(struct device_no= de *np, i++; } =20 + func->data.groups =3D (const char **)groups; + return 0; } =20 --=20 2.37.3