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[89.208.243.31]) by smtp.gmail.com with ESMTPSA id l3-20020a170902e2c300b001d9773a1993sm4449951plc.213.2024.02.04.15.51.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Feb 2024 15:51:47 -0800 (PST) Date: Mon, 5 Feb 2024 07:51:34 +0800 From: Shawn Guo To: Shengjiu Wang Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] arm64: dts: imx8mm-evk: Add PDM micphone sound card support Message-ID: <20240204235134.GA804317@dragon> References: <1703136188-7222-1-git-send-email-shengjiu.wang@nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1703136188-7222-1-git-send-email-shengjiu.wang@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240204_155150_085343_6BD68024 X-CRM114-Status: GOOD ( 16.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Dec 21, 2023 at 01:23:07PM +0800, Shengjiu Wang wrote: > Add PDM micphone sound card support, configure the pinmux. > > This sound card supports recording sound from PDM micphone > and convert the PDM format data to PCM data. > > Signed-off-by: Shengjiu Wang > --- > arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 34 +++++++++++++++++++ > 1 file changed, 34 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi > index b53104ed8919..9679786dac51 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi > @@ -151,6 +151,18 @@ simple-audio-card,codec { > clocks = <&clk IMX8MM_CLK_SAI3_ROOT>; > }; > }; > + > + sound-micfil { > + compatible = "fsl,imx-audio-card"; > + model = "micfil-audio"; Have a newline between properties and child node. > + pri-dai-link { > + link-name = "micfil hifi"; > + format = "i2s"; Ditto Shawn > + cpu { > + sound-dai = <&micfil>; > + }; > + }; > + }; > }; > > &A53_0 { > @@ -434,6 +446,16 @@ &lcdif { > status = "okay"; > }; > > +&micfil { > + #sound-dai-cells = <0>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pdm>; > + assigned-clocks = <&clk IMX8MM_CLK_PDM>; > + assigned-clock-parents = <&clk IMX8MM_AUDIO_PLL1_OUT>; > + assigned-clock-rates = <196608000>; > + status = "okay"; > +}; > + > &mipi_csi { > status = "okay"; > > @@ -636,6 +658,18 @@ MX8MM_IOMUXC_GPIO1_IO05_GPIO1_IO5 0x41 > >; > }; > > + pinctrl_pdm: pdmgrp { > + fsl,pins = < > + MX8MM_IOMUXC_SAI5_MCLK_SAI5_MCLK 0xd6 > + MX8MM_IOMUXC_SAI5_RXC_PDM_CLK 0xd6 > + MX8MM_IOMUXC_SAI5_RXFS_SAI5_RX_SYNC 0xd6 > + MX8MM_IOMUXC_SAI5_RXD0_PDM_DATA0 0xd6 > + MX8MM_IOMUXC_SAI5_RXD1_PDM_DATA1 0xd6 > + MX8MM_IOMUXC_SAI5_RXD2_PDM_DATA2 0xd6 > + MX8MM_IOMUXC_SAI5_RXD3_PDM_DATA3 0xd6 > + >; > + }; > + > pinctrl_pmic: pmicirqgrp { > fsl,pins = < > MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x141 > -- > 2.34.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel