include/dt-bindings/pinctrl/r7s9210-pinctrl.h

Source file repositories/reference/linux-study-clean/include/dt-bindings/pinctrl/r7s9210-pinctrl.h

File Facts

System
Linux kernel
Corpus path
include/dt-bindings/pinctrl/r7s9210-pinctrl.h
Extension
.h
Size
1123 bytes
Lines
48
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __DT_BINDINGS_PINCTRL_RENESAS_RZA2_H
#define __DT_BINDINGS_PINCTRL_RENESAS_RZA2_H

#define RZA2_PINS_PER_PORT	8

/* Port names as labeled in the Hardware Manual */
#define PORT0 0
#define PORT1 1
#define PORT2 2
#define PORT3 3
#define PORT4 4
#define PORT5 5
#define PORT6 6
#define PORT7 7
#define PORT8 8
#define PORT9 9
#define PORTA 10
#define PORTB 11
#define PORTC 12
#define PORTD 13
#define PORTE 14
#define PORTF 15
#define PORTG 16
#define PORTH 17
/* No I */
#define PORTJ 18
#define PORTK 19
#define PORTL 20
#define PORTM 21	/* Pins PM_0/1 are labeled JP_0/1 in HW manual */

/*
 * Create the pin index from its bank and position numbers and store in
 * the upper 16 bits the alternate function identifier
 */
#define RZA2_PINMUX(b, p, f)	((b) * RZA2_PINS_PER_PORT + (p) | (f << 16))

/*
 * Convert a port and pin label to its global pin index
 */
#define RZA2_PIN(port, pin)	((port) * RZA2_PINS_PER_PORT + (pin))

#endif /* __DT_BINDINGS_PINCTRL_RENESAS_RZA2_H */

Annotation

Implementation Notes