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X-CSE-ConnectionGUID: CwnbI0K+RpSL3PTir3jFFQ== X-CSE-MsgGUID: e3NjdcT0R7yw1SDXUXlCFQ== X-IronPort-AV: E=Sophos;i="6.13,301,1732575600"; d="scan'208";a="41977185" Received: from vmailcow01.tq-net.de ([10.150.86.48]) by mx1.tq-group.com with ESMTP; 20 Feb 2025 11:37:00 +0100 X-CheckPoint: {67B705CB-2B-B8541F8F-E50F9B0E} X-MAIL-CPID: 1B5560109A7002A5CA5F1D2F139B739C_2 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id EC4D6165713; Thu, 20 Feb 2025 11:36:53 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ew.tq-group.com; s=dkim; t=1740047815; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=wh9A1BD/RTEscUaPrQN3XaSi0R1/Qa7MqH53NBxklI0=; b=e4D0OjDSA2ZA2GlPxzsqw7tkGSZo29ZHbECBq+JdmCuxym+wVv2+TZDkqLfplc5tSpTR0e WtTAKKvnO1SwFM+LEGSmcHVIgFzX2i69wX9Xer2DfxIy8r6H8FLj+WZ7diyyAnEBhd0bTG e9jb0QInU+lPP7dXVF1lC1lhyF7uEN8pn4s9p0+eCPzU1S/cqit1zvMCiHMWGwgvZvXrSU 1QXU66t76OvYPgdFNUlps2CUj8/UhrhunsGGXfQSJ5P2ZPAMaxq29eaF1qINsLrsEi7i5x 95O1hVVCteRHOEbAhaRi9l/sghRsYJbDlGI1fNDe+sR4sWPgTQ1VN5Z/tBXn+g== From: Alexander Stein To: p.zabel@pengutronix.de, robh@kernel.org, shawnguo@kernel.org, linux-arm-kernel@lists.infradead.org Cc: krzk+dt@kernel.org, conor+dt@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, mathieu.poirier@linaro.org, shengjiu.wang@nxp.com, Frank.Li@nxp.com, peng.fan@nxp.com, laurentiu.mihalcea@nxp.com, iuliana.prodan@nxp.com, Daniel Baluta , Daniel Baluta Subject: Re: [PATCH v2 2/8] dt-bindings: dsp: fsl,dsp: Add resets property Date: Thu, 20 Feb 2025 11:36:53 +0100 Message-ID: <12614210.O9o76ZdvQC@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <20250219192102.423850-3-daniel.baluta@nxp.com> References: <20250219192102.423850-1-daniel.baluta@nxp.com> <20250219192102.423850-3-daniel.baluta@nxp.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250220_023717_771625_A4052B4F X-CRM114-Status: GOOD ( 17.25 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Am Mittwoch, 19. Februar 2025, 20:20:56 CET schrieb Daniel Baluta: > On i.MX8MP we introduced support for using a reset controller > to control DSP operation. >=20 > This patch adds reset property which is required for i.MX8MP. >=20 > Signed-off-by: Daniel Baluta > --- > .../devicetree/bindings/dsp/fsl,dsp.yaml | 19 ++++++++++++++++++- > 1 file changed, 18 insertions(+), 1 deletion(-) >=20 > diff --git a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml b/Documen= tation/devicetree/bindings/dsp/fsl,dsp.yaml > index ab93ffd3d2e5..923e7f079f1b 100644 > --- a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml > +++ b/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml > @@ -82,6 +82,13 @@ properties: > description: > Phandle to syscon block which provide access for processor enablem= ent > =20 > + resets: > + description: > + A pair consisting of phandle to audio-blk-control and an index ref= erencing > + the DSP Run/Stall bit in audiomix registers. > + See include/dt-bindings/reset/imx8mp-reset-audiomix.h for each ind= ex meaning. > + maxItems: 1 > + > required: > - compatible > - reg > @@ -164,6 +171,16 @@ allOf: > - const: txdb1 > - const: rxdb0 > - const: rxdb1 > + - if: > + properties: > + compatible: > + contains: > + enum: > + - fsl,imx8mp-dsp > + - fsl,imx8mp-hifi4 > + then: > + required: > + - "resets" > =20 > additionalProperties: false > =20 > @@ -220,5 +237,5 @@ examples: > <&mu2 3 0>; > memory-region =3D <&dsp_vdev0buffer>, <&dsp_vdev0vring0>, > <&dsp_vdev0vring1>, <&dsp_reserved>; > - fsl,dsp-ctrl =3D <&audio_blk_ctrl>; > + resets =3D <&audio_blk_ctrl IMX8MP_AUDIOMIX_DSP>; Am I missing something here? fsl,dsp-ctrl is used to get the regmap from sy= scon. Best regards, Alexander > }; >=20 =2D-=20 TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/