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Tue, 20 Jan 2026 07:04:43 -0800 (PST) From: Laurentiu Mihalcea To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Fabio Estevam , Shengjiu Wang , Chancel Liu Cc: linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Pengutronix Kernel Team Subject: [PATCH 1/2] ASoC: dt-bindings: fsl,mqs: make gpr optional for SM-based SoCs Date: Tue, 20 Jan 2026 07:03:28 -0800 Message-ID: <20260120150329.1486-2-laurentiumihalcea111@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260120150329.1486-1-laurentiumihalcea111@gmail.com> References: <20260120150329.1486-1-laurentiumihalcea111@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Laurentiu Mihalcea For SM-based SoCs (i.e. MX95, MX943), GPR configuration is performed by the SM coprocessor. Thus, the programming model needs no handle to the GPR node. Make it optional. Signed-off-by: Laurentiu Mihalcea Reviewed-by: Frank Li Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/sound/fsl,mqs.yaml | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/fsl,mqs.yaml b/Documen= tation/devicetree/bindings/sound/fsl,mqs.yaml index 1415247c92c8..bcc265a742c7 100644 --- a/Documentation/devicetree/bindings/sound/fsl,mqs.yaml +++ b/Documentation/devicetree/bindings/sound/fsl,mqs.yaml @@ -63,6 +63,16 @@ required: =20 allOf: - $ref: dai-common.yaml# + - if: + properties: + compatible: + contains: + enum: + - fsl,imx6sx-mqs + - fsl,imx93-mqs + then: + required: + - gpr - if: properties: compatible: @@ -91,8 +101,6 @@ allOf: clock-names: items: - const: mclk - required: - - gpr =20 unevaluatedProperties: false =20 --=20 2.43.0 From nobody Sun Feb 8 04:33:55 2026 Received: from mail-ed1-f42.google.com (mail-ed1-f42.google.com [209.85.208.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5DE0744D023 for ; 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charset="utf-8" From: Laurentiu Mihalcea Add support for AONMIX MQS (i.e. MQS1). Signed-off-by: Laurentiu Mihalcea --- .../boot/dts/freescale/imx95-15x15-frdm.dts | 73 +++++++++++++++++++ arch/arm64/boot/dts/freescale/imx95.dtsi | 5 ++ 2 files changed, 78 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx95-15x15-frdm.dts b/arch/arm6= 4/boot/dts/freescale/imx95-15x15-frdm.dts index ca1c4966c867..53aae25db7e4 100644 --- a/arch/arm64/boot/dts/freescale/imx95-15x15-frdm.dts +++ b/arch/arm64/boot/dts/freescale/imx95-15x15-frdm.dts @@ -243,6 +243,12 @@ codec { }; }; =20 + sound-mqs { + compatible =3D "audio-graph-card2"; + links =3D <&sai1_port1>; + label =3D "mqs-audio"; + }; + usdhc3_pwrseq: usdhc3-pwrseq { compatible =3D "mmc-pwrseq-simple"; reset-gpios =3D <&pcal6524 8 GPIO_ACTIVE_LOW>; @@ -473,6 +479,21 @@ &mu7 { status =3D "okay"; }; =20 +&mqs1 { + clocks =3D <&scmi_clk IMX95_CLK_SAI1>; + clock-names =3D "mclk"; + pinctrl-0 =3D <&pinctrl_mqs1>; + pinctrl-names =3D "default"; + status =3D "okay"; + + mqs1_port: port { + mqs1_ep: endpoint { + dai-format =3D "left_j"; + remote-endpoint =3D <&sai1_port1_ep>; + }; + }; +}; + &netc_blk_ctrl { status =3D "okay"; }; @@ -534,6 +555,51 @@ &pcie0 { status =3D "okay"; }; =20 +&sai1 { + clocks =3D <&scmi_clk IMX95_CLK_BUSAON>, <&dummy>, + <&scmi_clk IMX95_CLK_SAI1>, <&dummy>, + <&dummy>, <&scmi_clk IMX95_CLK_AUDIOPLL1>, + <&scmi_clk IMX95_CLK_AUDIOPLL2>; + clock-names =3D "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll1= 1k"; + assigned-clocks =3D <&scmi_clk IMX95_CLK_AUDIOPLL1_VCO>, + <&scmi_clk IMX95_CLK_AUDIOPLL2_VCO>, + <&scmi_clk IMX95_CLK_AUDIOPLL1>, + <&scmi_clk IMX95_CLK_AUDIOPLL2>, + <&scmi_clk IMX95_CLK_SAI1>; + assigned-clock-parents =3D <0>, <0>, <0>, <0>, <&scmi_clk IMX95_CLK_AUDIO= PLL1>; + assigned-clock-rates =3D <3932160000>, <3612672000>, + <393216000>, <361267200>, + <24576000>; + fsl,sai-mclk-direction-output; + status =3D "okay"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + /* leave unconnected - no RX in the context of MQS */ + port@0 { + reg =3D <0>; + + endpoint { + }; + }; + + sai1_port1: port@1 { + reg =3D <1>; + mclk-fs =3D <512>; + + sai1_port1_ep: endpoint { + dai-format =3D "left_j"; + system-clock-direction-out; + bitclock-master; + frame-master; + remote-endpoint =3D <&mqs1_ep>; + }; + }; + }; +}; + &scmi_iomuxc { pinctrl_emdio: emdiogrp { fsl,pins =3D < @@ -618,6 +684,13 @@ IMX95_PAD_GPIO_IO31__LPI2C4_SCL 0x40000b9e >; }; =20 + pinctrl_mqs1: mqs1grp { + fsl,pins =3D < + IMX95_PAD_SAI1_TXFS__AONMIX_TOP_MQS1_LEFT 0x31e + IMX95_PAD_SAI1_RXD0__AONMIX_TOP_MQS1_RIGHT 0x31e + >; + }; + pinctrl_pcal6524: pcal6524grp { fsl,pins =3D < IMX95_PAD_GPIO_IO34__GPIO5_IO_BIT14 0x31e diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts= /freescale/imx95.dtsi index 55e2da094c88..0c55861d673c 100644 --- a/arch/arm64/boot/dts/freescale/imx95.dtsi +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi @@ -391,6 +391,11 @@ scmi_misc: protocol@84 { }; }; =20 + mqs1: mqs-1 { + compatible =3D "fsl,imx95-aonmix-mqs"; + status =3D "disabled"; + }; + pmu { compatible =3D "arm,cortex-a55-pmu"; interrupts =3D ; --=20 2.43.0