From patchwork Thu Jul 9 09:12:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 11653911 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 29CE0913 for ; Thu, 9 Jul 2020 09:13:17 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 EA5C3206E2 for ; Thu, 9 Jul 2020 09:13:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="XYNdgMWV"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="VNy6BSxH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EA5C3206E2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qYhA/0lA7ysmJ1e73FqOto9u/MPIzzQjTjUQkJMqZoc=; b=XYNdgMWVo/53aQkQ9k4Y+codH GMjVQ2SHjhDWBjjIAzn5kAGTgZTl/75T/5o2ctQ5u1EnY8baI2h2mHdSLZ7MEuwwjw84AFTg7hmjj 6zgZurMqa67eggxUZWom2SMW2m02GOoY5y0MHXQgZDzjMHyXT3r9NKiJSIIWAvUFp7fmOnxBaOEqV KBndQm0MQ2R7As2f3hG0q4HwF2uTPo7siecc09qU1Ze1FVdKu3fiwTowaKBfq9jz24AzUOUqtPeVt rkhHBhAmcVnRxq78bDMlWo2QBDkJLQj3f+anldxrirF488NhbUh8V7tYnbwMnIaQu2jtJhZ9UQwNc hXVAb6R+g==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtSc1-0002jW-Ie; Thu, 09 Jul 2020 09:13:01 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtSbV-0002RE-UA; Thu, 09 Jul 2020 09:12:31 +0000 X-UUID: 10449be2ca704ce3a1322a6c67a20163-20200709 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=qd/l2ng/0l+Gi9Tf+m12gtyHV45xTKoWAIi8K6LgRjc=; b=VNy6BSxHnYazrySmA/dMhTYlhRv40eKlsB/J65eTLTbp8/aPKqfn537gPxKo0pHspLDEUzefx0PJSsjTODuke2a3PkGq+zziBbyLwMKrYjcTa+rSirFHTBeR4SBmRgo7ko8BsgClFLvARH8zxIB0aVlCxfVz5eqw1+bbMn96qKc=; X-UUID: 10449be2ca704ce3a1322a6c67a20163-20200709 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1969847999; Thu, 09 Jul 2020 01:12:13 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 9 Jul 2020 02:12:20 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 9 Jul 2020 17:12:15 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 9 Jul 2020 17:12:18 +0800 From: Neal Liu To: Rob Herring , Matthias Brugger Subject: [PATCH v2 1/2] dt-bindings: devapc: add bindings for mtk-devapc Date: Thu, 9 Jul 2020 17:12:06 +0800 Message-ID: <1594285927-1840-2-git-send-email-neal.liu@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594285927-1840-1-git-send-email-neal.liu@mediatek.com> References: <1594285927-1840-1-git-send-email-neal.liu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 0E15991C4C7F97952111FB4DE219BB39A44992477E5D35D7CD0F363BB37AF36B2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200709_051230_117589_65243029 X-CRM114-Status: GOOD ( 13.26 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, lkml , linux-mediatek@lists.infradead.org, Neal Liu , linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Add bindings for mtk-devapc. Signed-off-by: Neal Liu --- .../devicetree/bindings/soc/mediatek/devapc.yaml | 82 ++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/mediatek/devapc.yaml diff --git a/Documentation/devicetree/bindings/soc/mediatek/devapc.yaml b/Documentation/devicetree/bindings/soc/mediatek/devapc.yaml new file mode 100644 index 0000000..f08243e --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/devapc.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# # Copyright 2020 MediaTek Inc. +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/soc/mediatek/devapc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MediaTek Device Access Permission Control driver + +description: | + MediaTek bus fabric provides TrustZone security support and data + protection to prevent slaves from being accessed by unexpected masters. + The security violation is logged and sent to the processor for further + analysis and countermeasures. + +maintainers: + - Neal Liu + +properties: + compatible: + enum: + - mediatek,mt6779-devapc + + reg: + description: The base address of devapc register bank + maxItems: 1 + + interrupts: + description: A single interrupt specifier + maxItems: 1 + + clocks: + description: Contains module clock source and clock names + maxItems: 1 + + clock-names: + description: Names of the clocks list in clocks property + maxItems: 1 + + mediatek-slv_type_num: + description: Numbers of slave type in mediatek platform + maxItems: 1 + + mediatek-vio_dbgs: + description: The mask bit and start bit of devapc violation debug registers + maxItems: 5 + + mediatek-pds_offset: + description: The offset of devapc pds registers + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - mediatek-slv_type_num + - mediatek-vio_dbgs + - mediatek-pds_offset + +examples: + - | + #include + #include + + devapc: devapc@10207000 { + compatible = "mediatek,mt6779-devapc"; + reg = <0x10207000 0x1000>; + interrupts = ; + clocks = <&infracfg_ao CLK_INFRA_DEVICE_APC>; + clock-names = "devapc-infra-clock"; + + mediatek-slv_type_num = /bits/ 8 <1>; + mediatek-vio_dbgs = <0x0000FFFF 0x0>, + <0x003F0000 0x10>, + <0x00400000 0x16>, + <0x00800000 0x17>, + <0x0F000000 0x18>; + mediatek-pds_offset = <0x0 0x400 0x900 0x904 + 0xF00 0xF10 0xF14 0xF20>; + };