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Received: from AS8PR04MB8247.eurprd04.prod.outlook.com (2603:10a6:20b:3f2::13) by VE1PR04MB7247.eurprd04.prod.outlook.com (2603:10a6:800:1a2::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8534.33; Thu, 20 Mar 2025 12:08:47 +0000 Received: from AS8PR04MB8247.eurprd04.prod.outlook.com ([fe80::84f7:e2c3:ceed:c0a6]) by AS8PR04MB8247.eurprd04.prod.outlook.com ([fe80::84f7:e2c3:ceed:c0a6%5]) with mapi id 15.20.8534.034; Thu, 20 Mar 2025 12:08:46 +0000 From: Daniel Baluta To: shawnguo@kernel.org, robh@kernel.org Cc: s.hauer@pengutronix.de, kernel@pengutronix.de, krzk+dt@kernel.org, conor+dt@kernel.org, festevam@gmail.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, frank.li@nxp.com, aisheng.dong@nxp.com, daniel.baluta@gmail.com, laurentiu.mihalcea@nxp.com, shengjiu.wang@nxp.com, iuliana.prodan@nxp.com, a.fatoum@pengutronix.de, mathieu.poirier@linaro.org, linux-remoteproc@vger.kernel.org, Daniel Baluta , Peng Fan Subject: [PATCH v7 3/5] arm64: dts: imx8mp: Configure dsp node for rproc usage Date: Thu, 20 Mar 2025 14:09:53 +0200 Message-ID: <20250320121004.2542314-4-daniel.baluta@nxp.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250320121004.2542314-1-daniel.baluta@nxp.com> References: <20250320121004.2542314-1-daniel.baluta@nxp.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: AM0PR06CA0139.eurprd06.prod.outlook.com (2603:10a6:208:ab::44) To AS8PR04MB8247.eurprd04.prod.outlook.com (2603:10a6:20b:3f2::13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8PR04MB8247:EE_|VE1PR04MB7247:EE_ X-MS-Office365-Filtering-Correlation-Id: 6331c44a-ec0e-4245-8ee5-08dd67a7f755 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|52116014|376014|7416014|366016|38350700014; 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charset="utf-8" DSP can be used with various frameworks (e.g audio firmware, rproc). Currently 'dsp' configuration is intended for audio firmware but it doesn't work well with board level DTs (e.g imx8mp-evk) because board level DT enables audio related IPs (e.g SAI) while audio firmware needs this IPs disabled (because firmware will configure them). So, configure 'dsp' node to be used with rproc. This way users will be able to use board DT to use the DSP as long as they don't clash with Audio IP configurations. More comples usage of 'dsp' node (e.g by audio firmware) will need to create a separate dts file (or an overlay). This change follows the approach taken for other i.MX8 boards in commit 391a319c81f6d7 ("arm64: dts: imx8-ss-audio: configure dsp node for rproc usage") Reviewed-by: Iuliana Prodan Reviewed-by: Peng Fan Signed-off-by: Daniel Baluta --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dt= s/freescale/imx8mp.dtsi index fc0d244cfd1e..708d3f61b4e1 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -281,7 +281,7 @@ reserved-memory { ranges; =20 dsp_reserved: dsp@92400000 { - reg =3D <0 0x92400000 0 0x2000000>; + reg =3D <0 0x92400000 0 0x1000000>; no-map; status =3D "disabled"; }; @@ -2417,13 +2417,12 @@ usb_dwc3_1: usb@38200000 { }; =20 dsp: dsp@3b6e8000 { - compatible =3D "fsl,imx8mp-dsp"; + compatible =3D "fsl,imx8mp-hifi4"; reg =3D <0x3b6e8000 0x88000>; - mbox-names =3D "txdb0", "txdb1", - "rxdb0", "rxdb1"; - mboxes =3D <&mu2 2 0>, <&mu2 2 1>, - <&mu2 3 0>, <&mu2 3 1>; - memory-region =3D <&dsp_reserved>; + power-domains =3D <&pgc_audio>; + mbox-names =3D "tx", "rx", "rxdb"; + mboxes =3D <&mu2 0 0>, <&mu2 1 0>, <&mu2 3 0>; + firmware-name =3D "imx/dsp/hifi4.bin"; resets =3D <&audio_blk_ctrl IMX8MP_AUDIOMIX_DSP_RUNSTALL>; reset-names =3D "runstall"; status =3D "disabled"; --=20 2.43.0