linux-kernel - Re: [PATCH v1 3/3] arm64: dts: qcom: sdm845-db845c: add i2s playback support via LS1 connector

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Message-ID: <511d5ff7-75d3-4c40-bc87-3087f308571b@oss.qualcomm.com>
Date: Fri, 13 Dec 2024 14:07:16 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Alexey Klimov <alexey.klimov@...aro.org>, broonie@...nel.org,
        konradybcio@...nel.org, andersson@...nel.org,
        srinivas.kandagatla@...aro.org
Cc: tiwai@...e.com, lgirdwood@...il.com, perex@...ex.cz, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, dmitry.baryshkov@...aro.org,
        linux-sound@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 3/3] arm64: dts: qcom: sdm845-db845c: add i2s playback
 support via LS1 connector

On 5.12.2024 3:33 AM, Alexey Klimov wrote:
> DB845c board (RB3 board) has i2s signals exported via the first low-speed
> connector and this is also required by 96boards specification. Enable
> playback support via this connector. Since this is specific only to DB845c
> board the pins configuration is also in this board-specific file only.
> 
> This playback output is fixed to 16bit, i2s format and 48 kHz and works
> with simple DACs.
> 
> It was verified with the following commands:
> amixer -c0 cset iface=MIXER,name='SEC_MI2S_RX Audio Mixer MultiMedia3' 1
> SDL_AUDIODRIVER="alsa" AUDIODEV="hw:0,2" ffplay -autoexit test.mp3
> 
> Signed-off-by: Alexey Klimov <alexey.klimov@...aro.org>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad