Re: [PATCH v2 4/7] dt-bindings: clock: Add binding constants for BLZP1600

From: Krzysztof Kozlowski
Date: Wed Apr 24 2024 - 10:13:38 EST


On 24/04/2024 15:32, Niko Pasaloukos wrote:
> Add SCMI clock numbers according to the Blaize BLZP1600
> SoC hardware specifications.
>
> Reviewed-by: James Cowgill <james.cowgill@xxxxxxxxxx>
> Reviewed-by: Matt Redfearn <matt.redfearn@xxxxxxxxxx>
> Reviewed-by: Neil Jones <neil.jones@xxxxxxxxxx>
> Signed-off-by: Nikolaos Pasaloukos <nikolaos.pasaloukos@xxxxxxxxxx>

This goes to the patch introducing binding doc.

> ---
> .../dt-bindings/clock/blaize,blzp1600-clk.h | 77 +++++++++++++++++++
> 1 file changed, 77 insertions(+)
> create mode 100644 include/dt-bindings/clock/blaize,blzp1600-clk.h
>
> diff --git a/include/dt-bindings/clock/blaize,blzp1600-clk.h b/include/dt-bindings/clock/blaize,blzp1600-clk.h
> new file mode 100644
> index 000000000000..f1d59849a6e5
> --- /dev/null
> +++ b/include/dt-bindings/clock/blaize,blzp1600-clk.h
> @@ -0,0 +1,77 @@
> +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */
> +/*
> + * Copyright (C) 2023, Blaize, Inc.
> + */
> +
> +#ifndef DT_BINDING_CLK_BLZP1600_H
> +#define DT_BINDING_CLK_BLZP1600_H
> +
> +/* ARM SCMI clocks */
> +
> +/* BLZP1600 clock-gate numbers as defined in the hardware architecture */
> +
> +#define BLZP1600_CPU_CLK 0
> +/* clock-gates 1-6 invalid */

No, they cannot be invalid. IDs start from 0 and are incremented by one.
If you have holes, it is not a binding.

Drop the header or use it properly, so as virtual IDs.

Best regards,
Krzysztof