From patchwork Tue Jun 16 20:55:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jim Quinlan X-Patchwork-Id: 11608621 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 C6D4A913 for ; Tue, 16 Jun 2020 20:56:08 +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 A128C207DD for ; Tue, 16 Jun 2020 20:56:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="L2BogUha"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="hgOKprDT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A128C207DD Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=zqol/VthtbjXmLzxPSIcmNBBQEGh6Nzf057wYGkSb+U=; b=L2BogUharqhf91YXkcrT9dvQuC deMUhLkdGjXyJecN7oNy7lk2RDHpuTmbqKvf+RumPdKdRHfjjw+Zv027qbqT99eb+qGrUt8rsoiLo jBWqiu9AdPAuoUx1+pBCVaF4qXx2YOrobHOQB80rszYf8HQ1kcKbCAVzzvNN8WnSy+BRvE62aBmL9 /nXYx+bcjkyZ849BZemtFN+vDv/NOlK48nHQ91+SD5OWX+TVI1hAWWWimohVfHsLYZhvrh6kMoF2M Nbc2biOsVopFrhUq0MxeJTF30UKhaSm89nbk2WWN0g1vLd/t52ce2vn+i9DPWhXc7Roewt4yxZtsl 0kdXhQJw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jlIce-0002Gw-V7; Tue, 16 Jun 2020 20:55:56 +0000 Received: from rnd-relay.smtp.broadcom.com ([192.19.229.170]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jlIca-0002F6-ED; Tue, 16 Jun 2020 20:55:54 +0000 Received: from mail-irv-17.broadcom.com (mail-irv-17.lvn.broadcom.net [10.75.242.48]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 6495E30D300; Tue, 16 Jun 2020 13:55:51 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com 6495E30D300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1592340951; bh=gdzd4vdx7GUsNTrT6Y/VQe95MNFFHJin6zBEHLZd76c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hgOKprDTxUdp7sSzXwSWkxMCLWrNOR1jWMWTkzMvGUzRBSCULjItXXnJbHqvGIxLE CVIFzw4wyY1iNlFlNmpuNpbv6PbCCwHKIjPegPwRjvuClLibMfMtVbG8BbCSLNrOyO kwH1v6P7xKDD1W7+mBzOTvFei3KsFRXUO2rw6jVk= Received: from stbsrv-and-01.and.broadcom.net (stbsrv-and-01.and.broadcom.net [10.28.16.211]) by mail-irv-17.broadcom.com (Postfix) with ESMTP id CB13C14008B; Tue, 16 Jun 2020 13:55:49 -0700 (PDT) From: Jim Quinlan To: linux-pci@vger.kernel.org, Christoph Hellwig , Nicolas Saenz Julienne , bcm-kernel-feedback-list@broadcom.com, james.quinlan@broadcom.com Subject: [PATCH v5 03/12] dt-bindings: PCI: Add bindings for more Brcmstb chips Date: Tue, 16 Jun 2020 16:55:10 -0400 Message-Id: <20200616205533.3513-4-james.quinlan@broadcom.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200616205533.3513-1-james.quinlan@broadcom.com> References: <20200616205533.3513-1-james.quinlan@broadcom.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200616_135552_506802_0B3F6006 X-CRM114-Status: UNSURE ( 9.62 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [192.19.229.170 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Florian Fainelli , open list , Rob Herring , "moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE" , Jim Quinlan , Bjorn Helgaas , "moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE" MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Jim Quinlan - Add compatible strings for three more Broadcom STB chips: 7278, 7216, 7211 (STB version of RPi4). - add new property 'brcm,scb-sizes' - add new property 'resets' - add new property 'reset-names' for 7216 only - allow 'ranges' and 'dma-ranges' to have more than one item and update the example to show this. Signed-off-by: Jim Quinlan Reviewed-by: Rob Herring --- .../bindings/pci/brcm,stb-pcie.yaml | 56 ++++++++++++++++--- 1 file changed, 49 insertions(+), 7 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml index 8680a0f86c5a..807694b4f41f 100644 --- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml @@ -9,12 +9,15 @@ title: Brcmstb PCIe Host Controller Device Tree Bindings maintainers: - Nicolas Saenz Julienne -allOf: - - $ref: /schemas/pci/pci-bus.yaml# - properties: compatible: - const: brcm,bcm2711-pcie # The Raspberry Pi 4 + items: + - enum: + - brcm,bcm2711-pcie # The Raspberry Pi 4 + - brcm,bcm7211-pcie # Broadcom STB version of RPi4 + - brcm,bcm7278-pcie # Broadcom 7278 Arm + - brcm,bcm7216-pcie # Broadcom 7216 Arm + - brcm,bcm7445-pcie # Broadcom 7445 Arm reg: maxItems: 1 @@ -34,10 +37,12 @@ properties: - const: msi ranges: - maxItems: 1 + minItems: 1 + maxItems: 4 dma-ranges: - maxItems: 1 + minItems: 1 + maxItems: 6 clocks: maxItems: 1 @@ -58,8 +63,31 @@ properties: aspm-no-l0s: true + resets: + description: for "brcm,bcm7216-pcie", must be a valid reset + phandle pointing to the RESCAL reset controller provider node. + $ref: "/schemas/types.yaml#/definitions/phandle" + + reset-names: + items: + - const: rescal + + brcm,scb-sizes: + description: u64 giving the 64bit PCIe memory + viewport size of a memory controller. There may be up to + three controllers, and each size must be a power of two + with a size greater or equal to the amount of memory the + controller supports. Note that each memory controller + may have two component regions -- base and extended -- so + this information cannot be deduced from the dma-ranges. + $ref: /schemas/types.yaml#/definitions/uint64-array + items: + minItems: 1 + maxItems: 3 + required: - reg + - ranges - dma-ranges - "#interrupt-cells" - interrupts @@ -68,6 +96,18 @@ required: - interrupt-map - msi-controller +allOf: + - $ref: /schemas/pci/pci-bus.yaml# + - if: + properties: + compatible: + contains: + const: brcm,bcm7216-pcie + then: + required: + - resets + - reset-names + unevaluatedProperties: false examples: @@ -93,7 +133,9 @@ examples: msi-parent = <&pcie0>; msi-controller; ranges = <0x02000000 0x0 0xf8000000 0x6 0x00000000 0x0 0x04000000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>; + dma-ranges = <0x42000000 0x1 0x00000000 0x0 0x40000000 0x0 0x80000000>, + <0x42000000 0x1 0x80000000 0x3 0x00000000 0x0 0x80000000>; brcm,enable-ssc; + brcm,scb-sizes = <0x0000000080000000 0x0000000080000000>; }; };