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[90.182.211.1]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4a178c5df75sm119201005e9.15.2026.10.07.01.54.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Oct 2026 01:54:37 -0700 (PDT) From: Jerome Brunet To: Valerio Setti , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Kevin Hilman , Martin Blumenstingl , Jaroslav Kysela , Takashi Iwai Cc: linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, Valerio Setti Subject: Re: [PATCH v4 7/7] arm64: dts: amlogic: gx: add AUDIN node In-Reply-To: <20261001-audin-v4-7-2476646118b5@baylibre.com> References: <20261001-audin-v4-0-2476646118b5@baylibre.com> <20261001-audin-v4-7-2476646118b5@baylibre.com> Date: Wed, 07 Oct 2026 10:54:35 +0200 Message-ID: <1jwlrtyjp0.fsf@starbuckisacylon.baylibre.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Thu 01 Oct 2026 at 18:06, Valerio Setti wrote: > AUDIN provides audio input support to Amlogic GXBB/GXL SoCs. > > What's missing after this to get capture support working is to connect a > capture capable codec to the SoC. For example to test these changes an > NXP SGTL5000 chip has been connected to an OdroidC2 (GXBB) board using a > custom hat board. > > The following additions/overlay are required on top of > 'amlogic/meson-gxbb-odroidc2.dts' to make that hat board to work: > > &sound { > audio-routing = "AUDIN I2S Formatter", "AIU I2S Encoder Capture"; > > dai-link-1 { > codec-1 { > sound-dai = <&sgtl5000>; > }; > }; > > dai-link-3 { > sound-dai = <&audin 0>; > }; > }; > > &audin { > status = "okay"; > }; > > Then, from userspace: > > $ amixer sset 'AUDIN FIFO0 SRC SEL' 'I2S' > $ arecord -l # find the "FIFO Capture" device > $ arecord -D hw:0, -f S16_LE -r 48000 -c 2 /tmp/in.wav > > Signed-off-by: Valerio Setti Reviewed-by: Jerome Brunet