From patchwork Sun Jun 16 13:29:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brian Masney X-Patchwork-Id: 10997407 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8606A14DB for ; Sun, 16 Jun 2019 13:30:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 738D62870D for ; Sun, 16 Jun 2019 13:30:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 64BF2287C9; Sun, 16 Jun 2019 13:30:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 010192870D for ; Sun, 16 Jun 2019 13:30:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727229AbfFPN3r (ORCPT ); Sun, 16 Jun 2019 09:29:47 -0400 Received: from onstation.org ([52.200.56.107]:53638 "EHLO onstation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727044AbfFPN3r (ORCPT ); Sun, 16 Jun 2019 09:29:47 -0400 Received: from localhost.localdomain (c-98-239-145-235.hsd1.wv.comcast.net [98.239.145.235]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: masneyb) by onstation.org (Postfix) with ESMTPSA id 004503E9CF; Sun, 16 Jun 2019 13:29:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=onstation.org; s=default; t=1560691786; bh=irgUB032exacl9EYA4xT+dfR2io7zD/c3uZsKSwgy5I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OYoKc4HqpLshtGnVB7kd7XWU+6L07I0PT7ssQvmpyTma5MSXOAKSCL5arcC1EkP2b kW8jRyta7vpWqvCWgs+Mz2uBN+4/uRtnYDwtp5kmGhz98EawK7u4C7x0c1JopNbB8t +VUAh/E/+yeAG/TQP09owKC+zqjKpLrb0Eyd6BYc= From: Brian Masney To: agross@kernel.org, david.brown@linaro.org, robdclark@gmail.com, sean@poorly.run, robh+dt@kernel.org Cc: bjorn.andersson@linaro.org, airlied@linux.ie, daniel@ffwll.ch, mark.rutland@arm.com, jonathan@marek.ca, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH 1/6] dt-bindings: soc: qcom: add On Chip MEMory (OCMEM) bindings Date: Sun, 16 Jun 2019 09:29:25 -0400 Message-Id: <20190616132930.6942-2-masneyb@onstation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190616132930.6942-1-masneyb@onstation.org> References: <20190616132930.6942-1-masneyb@onstation.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add device tree bindings for the On Chip Memory (OCMEM) that is present on some Qualcomm Snapdragon SoCs. Signed-off-by: Brian Masney --- .../bindings/soc/qcom/qcom,ocmem.yaml | 66 +++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,ocmem.yaml diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,ocmem.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,ocmem.yaml new file mode 100644 index 000000000000..5e3ae6311a16 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,ocmem.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/qcom/qcom,ocmem.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: On Chip Memory (OCMEM) that is present on some Qualcomm Snapdragon SoCs. + +maintainers: + - Brian Masney + +description: | + The On Chip Memory (OCMEM) allocator allows various clients to allocate memory + from OCMEM based on performance, latency and power requirements. This is + typically used by the GPU, camera/video, and audio components on some + Snapdragon SoCs. + +properties: + compatible: + const: qcom,ocmem-msm8974 + + reg: + items: + - description: Control registers + - description: OCMEM address range + + reg-names: + items: + - const: ocmem_ctrl_physical + - const: ocmem_physical + + clocks: + items: + - description: Core clock + - description: Interface clock + + clock-names: + items: + - const: core + - const: iface + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + +examples: + - | + #include + #include + + ocmem: ocmem@fdd00000 { + compatible = "qcom,ocmem-msm8974"; + + reg = <0xfdd00000 0x2000>, + <0xfec00000 0x180000>; + reg-names = "ocmem_ctrl_physical", + "ocmem_physical"; + + clocks = <&rpmcc RPM_SMD_OCMEMGX_CLK>, + <&mmcc OCMEMCX_OCMEMNOC_CLK>; + clock-names = "core", + "iface"; + };