From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
To: lpieralisi@kernel.org, robh+dt@kernel.org, kw@linux.com,
bhelgaas@google.com, krzk+dt@kernel.org, geert+renesas@glider.be,
magnus.damm@gmail.com
Cc: 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>
Subject: [PATCH v2 07/13] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Host
Date: Mon, 27 Jun 2022 21:24:11 +0900 [thread overview]
Message-ID: <20220627122417.809615-8-yoshihiro.shimoda.uh@renesas.com> (raw)
In-Reply-To: <20220627122417.809615-1-yoshihiro.shimoda.uh@renesas.com>
Document bindings for Renesas R-Car Gen4 and R-Car S4-8 (R8A779F0)
PCIe host module.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
.../bindings/pci/rcar-gen4-pci-host.yaml | 97 +++++++++++++++++++
1 file changed, 97 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pci/rcar-gen4-pci-host.yaml
diff --git a/Documentation/devicetree/bindings/pci/rcar-gen4-pci-host.yaml b/Documentation/devicetree/bindings/pci/rcar-gen4-pci-host.yaml
new file mode 100644
index 000000000000..8ac4c2041a81
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/rcar-gen4-pci-host.yaml
@@ -0,0 +1,97 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2022 Renesas Electronics Corp.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pci/rcar-gen4-pci-host.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas R-Car Gen4 PCIe Host
+
+maintainers:
+ - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
+
+allOf:
+ - $ref: snps,dw-pcie.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: renesas,r8a779f0-pcie # R-Car S4-8
+ - const: renesas,rcar-gen4-pcie # R-Car Gen4
+
+ interrupts:
+ maxItems: 7
+
+ interrupt-names:
+ items:
+ - const: others
+ - const: dma
+ - const: correctable
+ - const: fatal
+ - const: nonfatal
+ - const: lp
+ - const: vndmsg
+
+ clocks:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - power-domains
+
+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>;
+
+ pcie: pcie@e65d0000 {
+ compatible = "renesas,r8a779f0-pcie", "renesas,rcar-gen4-pcie";
+ reg = <0 0xe65d0000 0 0x3000>, <0 0xe65d3000 0 0x2000>,
+ <0 0xe65d6200 0 0x0e00>, <0 0xfe000000 0 0x400000>;
+ reg-names = "dbi", "atu", "app", "config";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ bus-range = <0x00 0xff>;
+ device_type = "pci";
+ ranges = <0x81000000 0 0x00000000 0 0xfe000000 0 0x00010000
+ 0x82000000 0 0x30000000 0 0x30000000 0 0x10000000>;
+ dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>;
+ interrupts = <GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 417 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "others", "dma", "correctable", "fatal",
+ "nonfatal", "lp", "vndmsg";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 2 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 3 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 4 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 624>;
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 624>;
+ num-lanes = <2>;
+ snps,enable-cdm-check;
+ max-link-speed = <2>;
+ };
+ };
--
2.25.1
next prev parent reply other threads:[~2022-06-27 12:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-27 12:24 [PATCH v2 00/13] treewide: PCI: renesas: Add R-Car Gen4 PCIe support Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 01/13] PCI: Add PCI_EXP_LNKCAP_MLW macros Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 02/13] PCI: controller: dwc: Expose dw_pcie_ep_exit() to module Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 03/13] PCI: dwc: Add ep_pre_init() callback to dw_pcie_ep_ops Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 04/13] PCI: dwc: Add reset_all_bars flag Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 05/13] PCI: dwc: endpoint: Read num-lanes property before ep_pre_init() Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 06/13] PCI: dwc: host: Read num-lanes property before host_init() Yoshihiro Shimoda
2022-06-27 12:24 ` Yoshihiro Shimoda [this message]
2022-06-27 12:24 ` [PATCH v2 08/13] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Endpoint Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 09/13] PCI: renesas: Add R-Car Gen4 PCIe Host support Yoshihiro Shimoda
2022-06-28 7:45 ` Geert Uytterhoeven
2022-06-28 12:24 ` Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 10/13] PCI: renesas: Add R-Car Gen4 PCIe Endpoint support Yoshihiro Shimoda
2022-06-28 7:50 ` Geert Uytterhoeven
2022-06-28 12:33 ` Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 11/13] MAINTAINERS: Update PCI DRIVER FOR RENESAS R-CAR for R-Car Gen4 Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 12/13] arm64: dts: renesas: r8a779f0: Add PCIe Host and Endpoint nodes Yoshihiro Shimoda
2022-06-27 12:24 ` [PATCH v2 13/13] arm64: dts: renesas: r8a779f0: spider: Enable PCIe Host ch0 Yoshihiro Shimoda
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