drivers/pinctrl/cix/pinctrl-sky1.h

Source file repositories/reference/linux-study-clean/drivers/pinctrl/cix/pinctrl-sky1.h

File Facts

System
Linux kernel
Corpus path
drivers/pinctrl/cix/pinctrl-sky1.h
Extension
.h
Size
1088 bytes
Lines
49
Domain
Driver Families
Bucket
drivers/pinctrl
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct sky1_pinctrl_group {
	const char *name;
	unsigned long config;
	unsigned int pin;
};

struct sky1_pin_desc {
	const struct pinctrl_pin_desc pin;
	const char * const *func_group;
	unsigned int nfunc;
};

struct sky1_pinctrl_soc_info {
	const struct sky1_pin_desc *pins;
	unsigned int npins;
};

#define SKY_PINFUNCTION(_pin, _func)				\
((struct sky1_pin_desc) {					\
		.pin = _pin,					\
		.func_group = _func##_group,			\
		.nfunc = ARRAY_SIZE(_func##_group),		\
	})
/**
 * @dev: a pointer back to containing device
 * @base: the offset to the controller in virtual memory
 */
struct sky1_pinctrl {
	struct device *dev;
	struct pinctrl_dev *pctl;
	void __iomem *base;
	const struct sky1_pinctrl_soc_info *info;
	struct sky1_pinctrl_group *groups;
	const char **grp_names;
};

int sky1_base_pinctrl_probe(struct platform_device *pdev,
			const struct sky1_pinctrl_soc_info *info);

#endif /* __DRIVERS_PINCTRL_SKY1_H */

Annotation

Implementation Notes