mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-15 23:25:07 +00:00
94693b7b83
Add device tree binding documentation and header file for Renesas R7S9210 (RZ/A2) SoCs. Signed-off-by: Chris Brandt <chris.brandt@renesas.com> Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Defines macros and constants for Renesas RZ/A2 pin controller pin
|
|
* muxing functions.
|
|
*/
|
|
#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 */
|