diff options
Diffstat (limited to 'drivers/pinctrl/samsung/pinctrl-samsung.h')
-rw-r--r-- | drivers/pinctrl/samsung/pinctrl-samsung.h | 82 |
1 files changed, 56 insertions, 26 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.h b/drivers/pinctrl/samsung/pinctrl-samsung.h index 5cedc9d..1b8c013 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.h +++ b/drivers/pinctrl/samsung/pinctrl-samsung.h @@ -113,39 +113,66 @@ struct samsung_pin_bank_type { }; /** + * struct samsung_pin_bank_data: represent a controller pin-bank (init data). + * @type: type of the bank (register offsets and bitfield widths) + * @pctl_offset: starting offset of the pin-bank registers. + * @nr_pins: number of pins included in this bank. + * @eint_func: function to set in CON register to configure pin as EINT. + * @eint_type: type of the external interrupt supported by the bank. + * @eint_mask: bit mask of pins which support EINT function. + * @eint_offset: SoC-specific EINT register or interrupt offset of bank. + * @name: name to be prefixed for each pin in this pin bank. + */ +struct samsung_pin_bank_data { + const struct samsung_pin_bank_type *type; + u32 pctl_offset; + u8 nr_pins; + u8 eint_func; + enum eint_type eint_type; + u32 eint_mask; + u32 eint_offset; + const char *name; +}; + +/** * struct samsung_pin_bank: represent a controller pin-bank. * @type: type of the bank (register offsets and bitfield widths) * @pctl_offset: starting offset of the pin-bank registers. - * @pin_base: starting pin number of the bank. * @nr_pins: number of pins included in this bank. * @eint_func: function to set in CON register to configure pin as EINT. * @eint_type: type of the external interrupt supported by the bank. * @eint_mask: bit mask of pins which support EINT function. + * @eint_offset: SoC-specific EINT register or interrupt offset of bank. * @name: name to be prefixed for each pin in this pin bank. + * @pin_base: starting pin number of the bank. + * @soc_priv: per-bank private data for SoC-specific code. * @of_node: OF node of the bank. * @drvdata: link to controller driver data * @irq_domain: IRQ domain of the bank. * @gpio_chip: GPIO chip of the bank. * @grange: linux gpio pin range supported by this bank. + * @irq_chip: link to irq chip for external gpio and wakeup interrupts. * @slock: spinlock protecting bank registers * @pm_save: saved register values during suspend */ struct samsung_pin_bank { - struct samsung_pin_bank_type *type; + const struct samsung_pin_bank_type *type; u32 pctl_offset; - u32 pin_base; u8 nr_pins; u8 eint_func; enum eint_type eint_type; u32 eint_mask; u32 eint_offset; - char *name; + const char *name; + + u32 pin_base; void *soc_priv; struct device_node *of_node; struct samsung_pinctrl_drv_data *drvdata; struct irq_domain *irq_domain; struct gpio_chip gpio_chip; struct pinctrl_gpio_range grange; + struct exynos_irq_chip *irq_chip; spinlock_t slock; u32 pm_save[PINCFG_TYPE_NUM + 1]; /* +1 to handle double CON registers*/ @@ -155,27 +182,19 @@ struct samsung_pin_bank { * struct samsung_pin_ctrl: represent a pin controller. * @pin_banks: list of pin banks included in this controller. * @nr_banks: number of pin banks. - * @base: starting system wide pin number. - * @nr_pins: number of pins supported by the controller. * @eint_gpio_init: platform specific callback to setup the external gpio * interrupts for the controller. * @eint_wkup_init: platform specific callback to setup the external wakeup * interrupts for the controller. - * @label: for debug information. */ struct samsung_pin_ctrl { - struct samsung_pin_bank *pin_banks; + const struct samsung_pin_bank_data *pin_banks; u32 nr_banks; - u32 base; - u32 nr_pins; - int (*eint_gpio_init)(struct samsung_pinctrl_drv_data *); int (*eint_wkup_init)(struct samsung_pinctrl_drv_data *); void (*suspend)(struct samsung_pinctrl_drv_data *); void (*resume)(struct samsung_pinctrl_drv_data *); - - char *label; }; /** @@ -191,6 +210,8 @@ struct samsung_pin_ctrl { * @nr_groups: number of such pin groups. * @pmx_functions: list of pin functions available to the driver. * @nr_function: number of such pin functions. + * @pin_base: starting system wide pin number. + * @nr_pins: number of pins supported by the controller. */ struct samsung_pinctrl_drv_data { struct list_head node; @@ -198,7 +219,6 @@ struct samsung_pinctrl_drv_data { struct device *dev; int irq; - struct samsung_pin_ctrl *ctrl; struct pinctrl_desc pctl; struct pinctrl_dev *pctl_dev; @@ -206,6 +226,14 @@ struct samsung_pinctrl_drv_data { unsigned int nr_groups; const struct samsung_pmx_func *pmx_functions; unsigned int nr_functions; + + struct samsung_pin_bank *pin_banks; + u32 nr_banks; + unsigned int pin_base; + unsigned int nr_pins; + + void (*suspend)(struct samsung_pinctrl_drv_data *); + void (*resume)(struct samsung_pinctrl_drv_data *); }; /** @@ -236,17 +264,19 @@ struct samsung_pmx_func { }; /* list of all exported SoC specific data */ -extern struct samsung_pin_ctrl exynos3250_pin_ctrl[]; -extern struct samsung_pin_ctrl exynos4210_pin_ctrl[]; -extern struct samsung_pin_ctrl exynos4x12_pin_ctrl[]; -extern struct samsung_pin_ctrl exynos5250_pin_ctrl[]; -extern struct samsung_pin_ctrl exynos5260_pin_ctrl[]; -extern struct samsung_pin_ctrl exynos5420_pin_ctrl[]; -extern struct samsung_pin_ctrl s3c64xx_pin_ctrl[]; -extern struct samsung_pin_ctrl s3c2412_pin_ctrl[]; -extern struct samsung_pin_ctrl s3c2416_pin_ctrl[]; -extern struct samsung_pin_ctrl s3c2440_pin_ctrl[]; -extern struct samsung_pin_ctrl s3c2450_pin_ctrl[]; -extern struct samsung_pin_ctrl s5pv210_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos3250_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos4210_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos4x12_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos4415_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos5250_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos5260_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos5420_pin_ctrl[]; +extern const struct samsung_pin_ctrl exynos7_pin_ctrl[]; +extern const struct samsung_pin_ctrl s3c64xx_pin_ctrl[]; +extern const struct samsung_pin_ctrl s3c2412_pin_ctrl[]; +extern const struct samsung_pin_ctrl s3c2416_pin_ctrl[]; +extern const struct samsung_pin_ctrl s3c2440_pin_ctrl[]; +extern const struct samsung_pin_ctrl s3c2450_pin_ctrl[]; +extern const struct samsung_pin_ctrl s5pv210_pin_ctrl[]; #endif /* __PINCTRL_SAMSUNG_H */ |