From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout1.samsung.com ([203.254.224.24]:53265 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754047AbcLZFUm (ORCPT ); Mon, 26 Dec 2016 00:20:42 -0500 From: Jaehoon Chung To: linux-pci@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, bhelgaas@google.com, robh+dt@kernel.org, mark.rutland@arm.com, kgene@kernel.org, krzk@kernel.org, javier@osg.samsung.com, kishon@ti.com, will.deacon@arm.com, catalin.marinas@arm.com, cpgs@samsung.com, Jaehoon Chung Subject: [RFC PATCH 5/6] Documentation: pci: add the exynos5433-pcie binding Date: Mon, 26 Dec 2016 14:20:28 +0900 Message-id: <20161226052029.10552-6-jh80.chung@samsung.com> In-reply-to: <20161226052029.10552-1-jh80.chung@samsung.com> References: <20161226052029.10552-1-jh80.chung@samsung.com> Sender: linux-pci-owner@vger.kernel.org List-ID: Signed-off-by: Jaehoon Chung --- .../devicetree/bindings/pci/exynos5433-pcie.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/exynos5433-pcie.txt diff --git a/Documentation/devicetree/bindings/pci/exynos5433-pcie.txt b/Documentation/devicetree/bindings/pci/exynos5433-pcie.txt new file mode 100644 index 0000000..932a847 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/exynos5433-pcie.txt @@ -0,0 +1,36 @@ +* Samsung Exynos5433 PCIe interface + +This PCIe host controller is based on the Synopsis Designware PCIe IP +and thus inherits all the common properties defined in designware-pcie.txt. + +Required properties: +- compatible: "samsung,exynos5433-pcie" +- reg: base addresses and lengths of the pcie controller, + the phy controller, additional register for the phy controller. +- reg-names: Must be "elbi", "phy" and "dbi" for each regs +- interrupt-names: Must be "intr" for legacy interrupt pin. + +Other common properites refer to + Documentation/devicetree/binding/pci/designware-pcie.txt + +Example: + + pcie: pcie@15700000 { + compatible ="samsung,exynos5433-pcie", "snps,dw-pcie"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + interrupts = ; + interrupt-names = "intr"; + clocks = <&cmu_fsys CLK_PCIE>, <&cmu_fsys CLK_PCLK_PCIE_PHY>; + clock-names = "pcie", "pcie_bus"; + num-lanes = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie_bus>; + reg = <0x156b0000 0x1000>, <0x15680000 0x1000>, + <0x15700000 0x1000>, <0x0c000000 0x1000>; + reg-names = "elbi", "phy", "dbi", "config"; + ranges = <0x81000000 0 0 0x0c001000 0 0x00010000 + 0x82000000 0 0x0c011000 0x0c011000 0 0x3feefff>; + status = "disabled"; + }; -- 2.10.2