Hi Prabhakar,
On Mon, Jul 12, 2021 at 9:44 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx> wrote:
> Add device tree binding documentation and header file for Renesas
> RZ/G2L pinctrl.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
Thanks for your patch!
> --- /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))
I know this was copied from RZ/A2, but some consistency in the naming
(b or bank vs. port, p vs. pin) would be nice to have.
> +
> +#endif /* __DT_BINDINGS_RZG2L_PINCTRL_H */
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
