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Fri, 25 Oct 2024 12:45:28 +0000 (UTC) Authentication-Results: smtp-out2.suse.de; none Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 392F513B16; Fri, 25 Oct 2024 12:45:27 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id 0NqAC+eSG2fzOAAAD6G6ig (envelope-from ); Fri, 25 Oct 2024 12:45:27 +0000 From: Stanimir Varbanov To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rpi-kernel@lists.infradead.org, linux-pci@vger.kernel.org, Broadcom internal kernel review list Cc: Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Jim Quinlan , Nicolas Saenz Julienne , Bjorn Helgaas , Lorenzo Pieralisi , kw@linux.com, Philipp Zabel , Andrea della Porta , Phil Elwell , Jonathan Bell , Stanimir Varbanov Subject: [PATCH v4 01/10] dt-bindings: interrupt-controller: Add bcm2712 MSI-X DT bindings Date: Fri, 25 Oct 2024 15:45:06 +0300 Message-ID: <20241025124515.14066-2-svarbanov@suse.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241025124515.14066-1-svarbanov@suse.de> References: <20241025124515.14066-1-svarbanov@suse.de> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 50.00]; REPLY(-4.00)[]; TAGGED_RCPT(0.00)[dt]; ASN(0.00)[asn:25478, ipnet:::/0, country:RU] X-Spam-Flag: NO X-Spam-Score: -4.00 X-Rspamd-Queue-Id: 49D771FE0C X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Action: no action X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Level: Adds DT bindings for bcm2712 MSI-X interrupt peripheral controller. Signed-off-by: Stanimir Varbanov Reviewed-by: Rob Herring (Arm) --- v3 -> v4: - Added Reviewed-by. .../brcm,bcm2712-msix.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2712-msix.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2712-msix.yaml b/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2712-msix.yaml new file mode 100644 index 000000000000..c84614663b5d --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2712-msix.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/brcm,bcm2712-msix.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom bcm2712 MSI-X Interrupt Peripheral support + +maintainers: + - Stanimir Varbanov + +description: + This interrupt controller is used to provide interrupt vectors to the + generic interrupt controller (GIC) on bcm2712. It will be used as + external MSI-X controller for PCIe root complex. + +allOf: + - $ref: /schemas/interrupt-controller/msi-controller.yaml# + +properties: + compatible: + const: brcm,bcm2712-mip + + reg: + items: + - description: Base register address + - description: PCIe message address + + "#msi-cells": + const: 0 + + brcm,msi-offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Shift the allocated MSI's. + +unevaluatedProperties: false + +required: + - compatible + - reg + - msi-controller + - msi-ranges + +examples: + - | + #include + + axi { + #address-cells = <2>; + #size-cells = <2>; + + msi-controller@1000130000 { + compatible = "brcm,bcm2712-mip"; + reg = <0x10 0x00130000 0x00 0xc0>, + <0xff 0xfffff000 0x00 0x1000>; + msi-controller; + #msi-cells = <0>; + msi-ranges = <&gicv2 GIC_SPI 128 IRQ_TYPE_EDGE_RISING 64>; + }; + };