From patchwork Thu Jul 25 17:53:21 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 261848 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id A08252C0153 for ; Fri, 26 Jul 2013 03:57:56 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757402Ab3GYRy0 (ORCPT ); Thu, 25 Jul 2013 13:54:26 -0400 Received: from mail-bk0-f53.google.com ([209.85.214.53]:41342 "EHLO mail-bk0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757317Ab3GYRyX (ORCPT ); Thu, 25 Jul 2013 13:54:23 -0400 Received: by mail-bk0-f53.google.com with SMTP id e11so797891bkh.40 for ; Thu, 25 Jul 2013 10:54:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=23LDt2VpL4BTndwtCz9WNz8EnLmPSmBgnH1juqVMbZ8=; b=a4jpasomUtC3tYOTO3uXVAH0QnxJ4nwON6La1LC7nDmhdHEmZ2/Z2m96YXLhqh6mBI XnSm54PjgkU7taQl1QfeibqLD6ODaVRLhFDV+T63mqIGQdcqTK2EDX3HLafZRw52ITW1 5IMWTrb3b4QHLJGGq64nZmnBZKb7kKc7bi78Kd8kE1cwlX3vCjatBJAyNAjEWMz4HJZP fcSfk/2ToXnOQJGyKEKu3uLp0hVLNdCeLPKPXAueOkmIdLAYKiaS04OxYoxT27oNFZDn p5CDDZ8vp5SSQDSeDXJrDlDv74alfbxi/Ezm8bHXXSDhHKr1lRrih/GEcN8tJ21GMjAP +uAw== X-Received: by 10.204.189.4 with SMTP id dc4mr6117177bkb.2.1374774861691; Thu, 25 Jul 2013 10:54:21 -0700 (PDT) Received: from localhost (dotsec.net. [62.75.224.215]) by mx.google.com with ESMTPSA id m6sm11377110bki.7.2013.07.25.10.54.17 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Thu, 25 Jul 2013 10:54:20 -0700 (PDT) From: Thierry Reding To: Bjorn Helgaas , Stephen Warren Cc: Russell King , Jason Cooper , Thomas Petazzoni , Jay Agarwal , linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v5 07/16] ARM: tegra: trimslice: Initialize PCIe from DT Date: Thu, 25 Jul 2013 10:53:21 -0700 Message-Id: <1374774810-18459-8-git-send-email-thierry.reding@gmail.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1374774810-18459-1-git-send-email-thierry.reding@gmail.com> References: <1374774810-18459-1-git-send-email-thierry.reding@gmail.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Thierry Reding With the device tree support in place, probe the PCIe controller from the device tree and remove the corresponding workaround in the board file. Signed-off-by: Thierry Reding Signed-off-by: Thierry Reding --- Changes in v2: - add missing dummy regulator nodes by Stephen Warren - rename port 0 DT node and disable unused port 1 arch/arm/boot/dts/tegra20-trimslice.dts | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index ed4b901..9f1b237 100644 --- a/arch/arm/boot/dts/tegra20-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts @@ -310,6 +310,16 @@ nvidia,sys-clock-req-active-high; }; + pcie-controller { + status = "okay"; + pex-clk-supply = <&pci_clk_reg>; + vdd-supply = <&pci_vdd_reg>; + + pci@1,0 { + status = "okay"; + }; + }; + usb@c5000000 { status = "okay"; nvidia,vbus-gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>; @@ -413,6 +423,24 @@ enable-active-high; gpio = <&gpio 170 0>; /* PV2 */ }; + + pci_clk_reg: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "pci_clk"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + pci_vdd_reg: regulator@4 { + compatible = "regulator-fixed"; + reg = <4>; + regulator-name = "pci_vdd"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + regulator-always-on; + }; }; sound {