From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
To: lpieralisi@kernel.org, robh+dt@kernel.org, kw@linux.com,
bhelgaas@google.com, jingoohan1@gmail.com,
gustavo.pimentel@synopsys.com
Cc: Sergey.Semin@baikalelectronics.ru, marek.vasut+renesas@gmail.com,
linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
linux-renesas-soc@vger.kernel.org,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Rob Herring <robh@kernel.org>
Subject: [PATCH v10 04/12] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Endpoint
Date: Wed, 8 Mar 2023 17:23:44 +0900 [thread overview]
Message-ID: <20230308082352.491561-5-yoshihiro.shimoda.uh@renesas.com> (raw)
In-Reply-To: <20230308082352.491561-1-yoshihiro.shimoda.uh@renesas.com>
Document bindings for Renesas R-Car Gen4 and R-Car S4-8 (R8A779F0)
PCIe endpoint module.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
.../bindings/pci/rcar-gen4-pci-ep.yaml | 95 +++++++++++++++++++
1 file changed, 95 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml
diff --git a/Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml b/Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml
new file mode 100644
index 000000000000..bce44c5e52b4
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml
@@ -0,0 +1,95 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2022 Renesas Electronics Corp.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pci/rcar-gen4-pci-ep.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas R-Car Gen4 PCIe Endpoint
+
+maintainers:
+ - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
+
+allOf:
+ - $ref: snps,dw-pcie-ep.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: renesas,r8a779f0-pcie-ep # R-Car S4-8
+ - const: renesas,rcar-gen4-pcie-ep # R-Car Gen4
+
+ reg:
+ maxItems: 4
+
+ reg-names:
+ items:
+ - const: dbi
+ - const: atu
+ - const: app
+ - const: addr_space
+
+ interrupts:
+ maxItems: 3
+
+ interrupt-names:
+ items:
+ - const: dma
+ - const: sft_ce
+ - const: app
+
+ power-domains:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ max-functions:
+ maximum: 2
+
+ max-link-speed:
+ maximum: 4
+
+ num-lanes:
+ maximum: 4
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - interrupts
+ - resets
+ - power-domains
+ - clocks
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/r8a779f0-cpg-mssr.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/power/r8a779f0-sysc.h>
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ pcie0_ep: pcie-ep@e65d0000 {
+ compatible = "renesas,r8a779f0-pcie-ep", "renesas,rcar-gen4-pcie-ep";
+ reg = <0 0xe65d0000 0 0x1000>, <0 0xe65d1000 0 0x1000>,
+ <0 0xe65d3000 0 0x2000>, <0 0xfe000000 0 0x400000>;
+ reg-names = "dbi", "atu", "appl", "addr_space";
+ interrupts = <GIC_SPI 417 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "dma", "sft_ce", "app";
+ clocks = <&cpg CPG_MOD 624>;
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 624>;
+ num-lanes = <2>;
+ max-link-speed = <2>;
+ };
+ };
--
2.25.1
next prev parent reply other threads:[~2023-03-08 8:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-08 8:23 [PATCH v10 00/12] PCI: rcar-gen4: Add R-Car Gen4 PCIe support Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 01/12] PCI: dwc: Fix writing wrong value if snps,enable-cdm-check Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 02/12] PCI: endpoint: functions/pci-epf-test: Fix dma_chan direction Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 03/12] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Host Yoshihiro Shimoda
2023-03-08 8:23 ` Yoshihiro Shimoda [this message]
2023-03-08 14:06 ` [PATCH v10 04/12] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Endpoint Rob Herring
2023-03-08 8:23 ` [PATCH v10 05/12] PCI: dwc: Refactor PCIE_PORT_LINK_CONTROL handling Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 06/12] PCI: Add PCI_EXP_LNKCAP_MLW macros Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 07/12] PCI: designware-ep: Expose dw_pcie_ep_exit() to module Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 08/12] PCI: dwc: Add dw_pcie_num_lanes_setup() Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 09/12] PCI: dwc: Add support for triggering legacy IRQs Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 10/12] PCI: rcar-gen4: Add R-Car Gen4 PCIe Host support Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 11/12] PCI: rcar-gen4-ep: Add R-Car Gen4 PCIe Endpoint support Yoshihiro Shimoda
2023-03-08 8:23 ` [PATCH v10 12/12] MAINTAINERS: Update PCI DRIVER FOR RENESAS R-CAR for R-Car Gen4 Yoshihiro Shimoda
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