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[2620:137:e000::1:20]) by mx.google.com with ESMTP id g10-20020a1709062daa00b00930c6deca48si22042344eji.675.2023.03.25.06.58.30; Sat, 25 Mar 2023 06:58:53 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@dylanvanassche.be header.s=MBO0001 header.b=fdm4iIXt; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=dylanvanassche.be Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231932AbjCYNvp (ORCPT + 99 others); Sat, 25 Mar 2023 09:51:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41468 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231359AbjCYNvj (ORCPT ); Sat, 25 Mar 2023 09:51:39 -0400 Received: from mout-p-202.mailbox.org (mout-p-202.mailbox.org [80.241.56.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E48C4113C9; Sat, 25 Mar 2023 06:51:38 -0700 (PDT) Received: from smtp102.mailbox.org (smtp102.mailbox.org [IPv6:2001:67c:2050:b231:465::102]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-202.mailbox.org (Postfix) with ESMTPS id 4PkL8l41mLz9sZ1; Sat, 25 Mar 2023 14:51:35 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dylanvanassche.be; s=MBO0001; t=1679752295; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/+cKn6+YIl/VFTeFPbxQYnCYTH6+Xg1WFAyiARcVV7g=; b=fdm4iIXtmCk+9spVcjN1TRpdNJWV1pWQRnaaapo9/HBcfpNviWSMA3JRMqCpzIWOgpcZ9R zpG/psAxzEcjmVIh/SThqTo2ZMnIT6ahH4/8RDSQhOLHkcLobVkdSEiFwgELfnnEp8zmnd bzmQlr1H57T+S262K9Q6HELviZOSQlUZdZvUEOHw+VUN3vxZ0GUC1DtW7r/wmwXybphYSk sIaBjWiu6RDFX/gthG+jNVppV8mniYXkTw2+gIVUk7ksMfNZqTF/2hi+0ORBXQiz9Ol6zx mpYy/IC8KgBwfjLD5+uprJQSDVaje9UXeV4XjLgtjGFKKFJwTqGOdA9N1TRfEg== From: Dylan Van Assche To: Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski Cc: Konrad Dybcio , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Dylan Van Assche Subject: [PATCH 2/4] dts: arm64: qcom: sdm845: add SLPI FastRPC support Date: Sat, 25 Mar 2023 14:51:12 +0100 Message-Id: <20230325135114.21688-3-me@dylanvanassche.be> In-Reply-To: <20230325135114.21688-1-me@dylanvanassche.be> References: <20230325135114.21688-1-me@dylanvanassche.be> MIME-Version: 1.0 X-Rspamd-Queue-Id: 4PkL8l41mLz9sZ1 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1761348402880367695?= X-GMAIL-MSGID: =?utf-8?q?1761348402880367695?= Qualcomm SDM845 SoC features a SLPI DSP which uses FastRPC through an allocated memory region to load files from the host filesystem such as sensor configuration files. Add a FastRPC node at /dev/fastrpc-sdsp and a DMA region, similar to downstream, to allow userspace to communicate with the SLPI via the FastRPC interface for initializing the sensors on the SLPI. Signed-off-by: Dylan Van Assche --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 8dcfe6293762..5a6c7d00719b 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -878,6 +878,14 @@ mdata_mem: mpss-metadata { size = <0 0x4000>; no-map; }; + + fastrpc_mem: fastrpc { + compatible = "shared-dma-pool"; + reusable; + alloc-ranges = <0 0x00000000 0 0xffffffff>; + alignment = <0 0x400000>; + size = <0 0x1000000>; + }; }; adsp_pas: remoteproc-adsp { @@ -3344,6 +3352,22 @@ glink-edge { label = "dsps"; qcom,remote-pid = <3>; mboxes = <&apss_shared 24>; + + fastrpc { + compatible = "qcom,fastrpc"; + qcom,glink-channels = "fastrpcglink-apps-dsp"; + label = "sdsp"; + qcom,non-secure-domain; + qcom,vmids = <0x3 0xF 0x5 0x6>; + memory-region = <&fastrpc_mem>; + qcom,assign-all-mem; + #address-cells = <1>; + #size-cells = <0>; + + compute-cb { + compatible = "qcom,fastrpc-compute-cb"; + }; + } }; };