drivers/pinctrl/bcm/pinctrl-bcm63xx.h

Source file repositories/reference/linux-study-clean/drivers/pinctrl/bcm/pinctrl-bcm63xx.h

File Facts

System
Linux kernel
Corpus path
drivers/pinctrl/bcm/pinctrl-bcm63xx.h
Extension
.h
Size
985 bytes
Lines
46
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 bcm63xx_pinctrl_soc {
	const struct pinctrl_ops *pctl_ops;
	const struct pinmux_ops *pmx_ops;

	const struct pinctrl_pin_desc *pins;
	unsigned npins;

	unsigned int ngpios;
};

#define BCM_PIN_GROUP(n)	PINCTRL_PINGROUP(#n, n##_pins, ARRAY_SIZE(n##_pins))

struct bcm63xx_pinctrl {
	struct device *dev;
	struct regmap *regs;

	struct pinctrl_desc pctl_desc;
	struct pinctrl_dev *pctl_dev;

	void *driver_data;
};

static inline unsigned int bcm63xx_bank_pin(unsigned int pin)
{
	return pin % BCM63XX_BANK_GPIOS;
}

int bcm63xx_pinctrl_probe(struct platform_device *pdev,
			  const struct bcm63xx_pinctrl_soc *soc,
			  void *driver_data);

#endif /* __PINCTRL_BCM63XX_H__ */

Annotation

Implementation Notes