Import bindings for the Port Function Control (PFC) module in the Renesas RZ/G2L SoC family.
This patch is based on the dt-bindings in Linux v6.5 (commit 52e12027d50affbf60c6c9c64db8017391b0c22e).
Signed-off-by: Paul Barker paul.barker.ct@bp.renesas.com Reviewed-by: Biju Das biju.das.jz@bp.renesas.com Reviewed-by: Lad Prabhakar prabhakar.mahadev-lad.rj@bp.renesas.com Reviewed-by: Marek Vasut marek.vasut+renesas@mailbox.org --- v2->v3: No changes. v1->v2: * Added the exact Linux commit we imported from. * Add Marek's Reivewed-by.
include/dt-bindings/pinctrl/rzg2l-pinctrl.h | 23 +++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 include/dt-bindings/pinctrl/rzg2l-pinctrl.h
diff --git a/include/dt-bindings/pinctrl/rzg2l-pinctrl.h b/include/dt-bindings/pinctrl/rzg2l-pinctrl.h new file mode 100644 index 000000000000..c78ed5e5efb7 --- /dev/null +++ b/include/dt-bindings/pinctrl/rzg2l-pinctrl.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * This header provides constants for Renesas RZ/G2L family pinctrl bindings. + * + * Copyright (C) 2021 Renesas Electronics Corp. + * + */ + +#ifndef __DT_BINDINGS_RZG2L_PINCTRL_H +#define __DT_BINDINGS_RZG2L_PINCTRL_H + +#define RZG2L_PINS_PER_PORT 8 + +/* + * Create the pin index from its bank and position numbers and store in + * the upper 16 bits the alternate function identifier + */ +#define RZG2L_PORT_PINMUX(b, p, f) ((b) * RZG2L_PINS_PER_PORT + (p) | ((f) << 16)) + +/* Convert a port and pin label to its global pin index */ +#define RZG2L_GPIO(port, pin) ((port) * RZG2L_PINS_PER_PORT + (pin)) + +#endif /* __DT_BINDINGS_RZG2L_PINCTRL_H */