From patchwork Sun Sep 26 03:07:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 12517911 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D47B2C433EF for ; Sun, 26 Sep 2021 03:33:23 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 997E76103B for ; Sun, 26 Sep 2021 03:33:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 997E76103B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=v1FNqF9z6qQJvjebjDeJS3sxdCJZWrv9OedsZiqz/3E=; b=3YjCMdgX/oqLPJ o4s4P3Hv2kvGmT75DT3VoGKQJJT6mzxY7X1CapBV7VrvLGdwqAAUzDRXNgTD4AC7fFoYuvRo0FXTD 3GzOnKRYWwna+mYej2gfplmg+8QtogcI6WohsIu4a1rHPYUgJ0dni1HsHqbd2rgxM1QBHm5nBmHaG vGleqyAI8sRIPdQ5SYIlecrfQCmpggTOb3s4QwMMiNO0D0v4zgNUIEya37u8T/zUpjpj9+iWCzJLz W/CzcdrY4bmE0Ua1SrBRCmpOz+bjLFQD97Hy6IciqxIZUR7/SL24VRPSIO0nsOSlYUDURTBbTdDFp OxJAu2K6ozONCkcqoBGw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mUKtE-00HWbD-VM; Sun, 26 Sep 2021 03:31:45 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mUKsh-00HWWh-Vb for linux-arm-kernel@lists.infradead.org; Sun, 26 Sep 2021 03:31:13 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id B8DCC2035F1; Sun, 26 Sep 2021 05:31:10 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 55D3F200EB2; Sun, 26 Sep 2021 05:31:10 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 884C3183AD14; Sun, 26 Sep 2021 11:31:08 +0800 (+08) From: Shengjiu Wang To: ohad@wizery.com, bjorn.andersson@linaro.org, mathieu.poirier@linaro.org, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com Cc: linux-imx@nxp.com, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com Subject: [PATCH v5 4/4] dt-bindings: dsp: fsl: update binding document for remote proc driver Date: Sun, 26 Sep 2021 11:07:10 +0800 Message-Id: <1632625630-784-5-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1632625630-784-1-git-send-email-shengjiu.wang@nxp.com> References: <1632625630-784-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210925_203112_321041_3C988195 X-CRM114-Status: GOOD ( 12.44 ) 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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org As there are two drivers for DSP on i.MX, one is for sound open firmware, another is for remote processor framework. In order to distinguish two kinds of driver, defining different compatible strings. For remote proc driver, the properties firmware-name and fsl,dsp-ctrl are needed and the mailbox channel is different with SOF. Signed-off-by: Shengjiu Wang Acked-by: Daniel Baluta --- .../devicetree/bindings/dsp/fsl,dsp.yaml | 81 +++++++++++++++++-- 1 file changed, 75 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml b/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml index 7afc9f2be13a..51ea657f6d42 100644 --- a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml +++ b/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml @@ -8,6 +8,7 @@ title: NXP i.MX8 DSP core maintainers: - Daniel Baluta + - Shengjiu Wang description: | Some boards from i.MX8 family contain a DSP core used for @@ -19,6 +20,10 @@ properties: - fsl,imx8qxp-dsp - fsl,imx8qm-dsp - fsl,imx8mp-dsp + - fsl,imx8qxp-hifi4 + - fsl,imx8qm-hifi4 + - fsl,imx8mp-hifi4 + - fsl,imx8ulp-hifi4 reg: maxItems: 1 @@ -28,37 +33,63 @@ properties: - description: ipg clock - description: ocram clock - description: core clock + - description: debug interface clock + - description: message unit clock + minItems: 3 + maxItems: 5 clock-names: items: - const: ipg - const: ocram - const: core + - const: debug + - const: mu + minItems: 3 + maxItems: 5 power-domains: description: List of phandle and PM domain specifier as documented in Documentation/devicetree/bindings/power/power_domain.txt + minItems: 1 maxItems: 4 mboxes: description: List of <&phandle type channel> - 2 channels for TXDB, 2 channels for RXDB + or - 1 channel for TX, 1 channel for RX, 1 channel for RXDB (see mailbox/fsl,mu.txt) + minItems: 3 maxItems: 4 mbox-names: - items: - - const: txdb0 - - const: txdb1 - - const: rxdb0 - - const: rxdb1 + oneOf: + - items: + - const: txdb0 + - const: txdb1 + - const: rxdb0 + - const: rxdb1 + - items: + - const: tx + - const: rx + - const: rxdb memory-region: description: phandle to a node describing reserved memory (System RAM memory) used by DSP (see bindings/reserved-memory/reserved-memory.txt) - maxItems: 1 + minItems: 1 + maxItems: 4 + + firmware-name: + description: | + Default name of the firmware to load to the remote processor. + + fsl,dsp-ctrl: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to syscon block which provide access for processor enablement required: - compatible @@ -91,3 +122,41 @@ examples: mboxes = <&lsio_mu13 2 0>, <&lsio_mu13 2 1>, <&lsio_mu13 3 0>, <&lsio_mu13 3 1>; memory-region = <&dsp_reserved>; }; + - | + #include + dsp_reserved: dsp@92400000 { + reg = <0x92400000 0x1000000>; + no-map; + }; + dsp_vdev0vring0: vdev0vring0@942f0000 { + reg = <0x942f0000 0x8000>; + no-map; + }; + dsp_vdev0vring1: vdev0vring1@942f8000 { + reg = <0x942f8000 0x8000>; + no-map; + }; + dsp_vdev0buffer: vdev0buffer@94300000 { + compatible = "shared-dma-pool"; + reg = <0x94300000 0x100000>; + no-map; + }; + + dsp: dsp@3b6e8000 { + compatible = "fsl,imx8mp-hifi4"; + reg = <0x3B6E8000 0x88000>; + clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_DSP_ROOT>, + <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_OCRAMA_IPG>, + <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_DSP_ROOT>, + <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_DSPDBG_ROOT>; + clock-names = "ipg", "ocram", "core", "debug"; + firmware-name = "imx/dsp/hifi4.bin"; + power-domains = <&audiomix_pd>; + mbox-names = "tx", "rx", "rxdb"; + mboxes = <&mu2 0 0>, + <&mu2 1 0>, + <&mu2 3 0>; + memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>, + <&dsp_vdev0vring1>, <&dsp_reserved>; + fsl,dsp-ctrl = <&audio_blk_ctrl>; + };