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From: Kishon Vijay Abraham I <kishon@ti.com>
To: Bjorn Helgaas <bhelgaas@google.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Rob Herring <robh+dt@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Andrew Murray <andrew.murray@arm.com>
Cc: <linux-pci@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <linux-omap@vger.kernel.org>,
	Kishon Vijay Abraham I <kishon@ti.com>
Subject: [PATCH 10/13] dt-bindings: PCI: Add EP mode dt-bindings for TI's J721E SoC
Date: Mon, 9 Dec 2019 14:51:44 +0530	[thread overview]
Message-ID: <20191209092147.22901-11-kishon@ti.com> (raw)
In-Reply-To: <20191209092147.22901-1-kishon@ti.com>

Add PCIe EP mode dt-bindings for TI's J721E SoC.

Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
 .../bindings/pci/ti,j721e-pci-ep.yaml         | 113 ++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml

diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
new file mode 100644
index 000000000000..4e2af4733998
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
@@ -0,0 +1,113 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/pci/ti,j721e-pci-ep.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: TI J721E PCI EP (PCIe Wrapper)
+
+maintainers:
+  - Kishon Vijay Abraham I <kishon@ti.com>
+
+properties:
+  compatible:
+      enum:
+          - ti,j721e-pcie-ep
+
+  reg:
+    maxItems: 4
+
+  reg-names:
+    items:
+      - const: intd_cfg
+      - const: user_cfg
+      - const: reg
+      - const: mem
+
+  ti,syscon-pcie-ctrl:
+    description: Phandle to the SYSCON entry required for configuring PCIe mode
+                 and link speed.
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/phandle
+
+  max-link-speed:
+    minimum: 1
+    maximum: 3
+
+  num-lanes:
+    minimum: 1
+    maximum: 2
+
+  power-domains:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+    description: clock-specifier to represent input to the PCIe
+
+  clock-names:
+    items:
+      - const: fck
+
+  cdns,max-outbound-regions:
+    description: As defined in
+                 Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/int32
+      - enum: [16]
+
+  max-functions:
+    minimum: 1
+    maximum: 6
+
+  dma-coherent:
+    description: Indicates that the PCIe IP block can ensure the coherency
+
+  phys:
+    description: As defined in
+                 Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
+
+  phy-names:
+    description: As defined in
+                 Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - ti,syscon-pcie-ctrl
+  - max-link-speed
+  - num-lanes
+  - power-domains
+  - clocks
+  - clock-names
+  - cdns,max-outbound-regions
+  - dma-coherent
+  - max-functions
+  - phys
+  - phy-names
+
+examples:
+  - |
+    #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+     pcie0_ep: pcie-ep@d000000 {
+            compatible = "ti,j721e-pcie-ep";
+            reg = <0x00 0x02900000 0x00 0x1000>,
+                  <0x00 0x02907000 0x00 0x400>,
+                  <0x00 0x0d000000 0x00 0x00800000>,
+                  <0x00 0x10000000 0x00 0x08000000>;
+            reg-names = "intd_cfg", "user_cfg", "reg", "mem";
+            ti,syscon-pcie-ctrl = <&pcie0_ctrl>;
+            max-link-speed = <3>;
+            num-lanes = <2>;
+            power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
+            clocks = <&k3_clks 239 1>;
+            clock-names = "fck";
+            cdns,max-outbound-regions = <16>;
+            max-functions = /bits/ 8 <6>;
+            dma-coherent;
+            phys = <&serdes0_pcie_link>;
+            phy-names = "pcie_phy";
+    };
-- 
2.17.1


  parent reply	other threads:[~2019-12-09  9:21 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-09  9:21 [PATCH 00/13] Add PCIe support to TI's J721E SoC Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 01/13] PCI: cadence: Remove stray "pm_runtime_put_sync()" in error path Kishon Vijay Abraham I
2019-12-16 13:45   ` Andrew Murray
2019-12-19  8:31     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 02/13] linux/kernel.h: Add PTR_ALIGN_DOWN macro Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 03/13] PCI: cadence: Add support to use custom read and write accessors Kishon Vijay Abraham I
2019-12-16 14:07   ` Andrew Murray
2019-12-19 11:41     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 04/13] PCI: cadence: Add support to start link and verify link status Kishon Vijay Abraham I
2019-12-17 11:58   ` Andrew Murray
2019-12-19 12:01     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 05/13] PCI: cadence: Add read and write accessors to perform only 32-bit accesses Kishon Vijay Abraham I
2019-12-09 21:15   ` Bjorn Helgaas
2019-12-16 14:49   ` Andrew Murray
2019-12-19 11:56     ` Kishon Vijay Abraham I
2019-12-19 12:03       ` Arnd Bergmann
2019-12-19 13:19         ` Kishon Vijay Abraham I
2019-12-19 20:16           ` Arnd Bergmann
2019-12-17 23:36   ` Bjorn Helgaas
2019-12-19 12:49     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 06/13] PCI: cadence: Allow pci_host_bridge to have custom pci_ops Kishon Vijay Abraham I
2019-12-17 12:32   ` Andrew Murray
2019-12-19 12:02     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 07/13] PCI: cadence: Add new *ops* for CPU addr fixup Kishon Vijay Abraham I
2019-12-17 12:40   ` Andrew Murray
2019-12-19 12:03     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 08/13] PCI: cadence: Use local management register to configure Vendor ID Kishon Vijay Abraham I
2019-12-17 12:42   ` Andrew Murray
2019-12-19 12:12     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 09/13] dt-bindings: PCI: Add host mode dt-bindings for TI's J721E SoC Kishon Vijay Abraham I
2019-12-19  0:08   ` Rob Herring
2019-12-19 13:13     ` Kishon Vijay Abraham I
2019-12-24  8:06     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` Kishon Vijay Abraham I [this message]
2019-12-19  0:14   ` [PATCH 10/13] dt-bindings: PCI: Add EP " Rob Herring
2019-12-19 13:14     ` Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 11/13] PCI: j721e: Add TI J721E PCIe driver Kishon Vijay Abraham I
2019-12-17 14:23   ` Andrew Murray
2019-12-19 22:47   ` Bjorn Helgaas
2019-12-09  9:21 ` [PATCH 12/13] misc: pci_endpoint_test: Add J721E in pci_device_id table Kishon Vijay Abraham I
2019-12-09  9:21 ` [PATCH 13/13] MAINTAINERS: Add Kishon Vijay Abraham I for TI J721E SoC PCIe Kishon Vijay Abraham I

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