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Message-ID: <br4vo2iygjc6p5zezss6wccuakodthej4cut3cpw76ltxyxkpb@pjalqvpszxvo>
Date: Wed, 27 Nov 2024 09:05:46 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Cc: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
Vinod Koul <vkoul@...nel.org>, Bard Liao <yung-chuan.liao@...ux.intel.com>,
Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
Pierre-Louis Bossart <pierre-louis.bossart@...ux.dev>, Sanyog Kale <sanyog.r.kale@...el.com>,
linux-arm-msm@...r.kernel.org, linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, quic_rohkumar@...cinc.com, kernel@...cinc.com
Subject: Re: [PATCH v3 1/5] ASoC: dt-bindings: Add bindings for wcd937x
static channel mapping
On Tue, Nov 26, 2024 at 10:12:56PM +0530, Mohammad Rafi Shaik wrote:
> Add wcd937x static channel mapping values to avoid
> having to use unclear number indices in device trees.
>
> Signed-off-by: Mohammad Rafi Shaik <quic_mohs@...cinc.com>
> ---
> include/dt-bindings/sound/qcom,wcd93xx.h | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
> create mode 100644 include/dt-bindings/sound/qcom,wcd93xx.h
>
> diff --git a/include/dt-bindings/sound/qcom,wcd93xx.h b/include/dt-bindings/sound/qcom,wcd93xx.h
> new file mode 100644
> index 000000000000..45bcc30d0393
> --- /dev/null
> +++ b/include/dt-bindings/sound/qcom,wcd93xx.h
Filename matching compatible, always.
> @@ -0,0 +1,13 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#ifndef __DT_SOUND_QCOM_WCD93xx_H
> +#define __DT_SOUND_QCOM_WCD93xx_H
> +
> +#define SWRM_CH1 1
> +#define SWRM_CH2 2
> +#define SWRM_CH3 4
> +#define SWRM_CH4 8
Bindings define interface between driver and DTS. The values are
abstract, so alwys start from 0 or 1 and are incremented by 1, not by
power of 2. Also missing some sort of prefix, w.g. WCD9390_xxx
Anyway, this does not look like binding.
Best regards,
Krzysztof
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