From 94693b7b83c0a326965d4e59cf7767b253803712 Mon Sep 17 00:00:00 2001 From: Chris Brandt Date: Thu, 15 Nov 2018 11:15:28 -0500 Subject: dt-bindings: pinctrl: Add RZ/A2 pinctrl and GPIO Add device tree binding documentation and header file for Renesas R7S9210 (RZ/A2) SoCs. Signed-off-by: Chris Brandt Reviewed-by: Rob Herring Reviewed-by: Jacopo Mondi Signed-off-by: Geert Uytterhoeven --- include/dt-bindings/pinctrl/r7s9210-pinctrl.h | 47 +++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 include/dt-bindings/pinctrl/r7s9210-pinctrl.h (limited to 'include/dt-bindings') diff --git a/include/dt-bindings/pinctrl/r7s9210-pinctrl.h b/include/dt-bindings/pinctrl/r7s9210-pinctrl.h new file mode 100644 index 000000000000..2d0c23e5d3a7 --- /dev/null +++ b/include/dt-bindings/pinctrl/r7s9210-pinctrl.h @@ -0,0 +1,47 @@ +/* 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 */ -- cgit v1.2.3-59-g8ed1b