From patchwork Sat Jan 18 23:48:54 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 312357 X-Patchwork-Delegate: davem@davemloft.net 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 D9E322C00A3 for ; Sun, 19 Jan 2014 10:50:02 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751935AbaARXt5 (ORCPT ); Sat, 18 Jan 2014 18:49:57 -0500 Received: from mx1.redhat.com ([209.132.183.28]:54887 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751917AbaARXtz (ORCPT ); Sat, 18 Jan 2014 18:49:55 -0500 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s0INnS32032069 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sat, 18 Jan 2014 18:49:29 -0500 Received: from shalem.localdomain.com (vpn1-4-230.ams2.redhat.com [10.36.4.230]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id s0INmukn020501; Sat, 18 Jan 2014 18:49:26 -0500 From: Hans de Goede To: Tejun Heo Cc: Oliver Schinagl , Maxime Ripard , Richard Zhu , linux-ide@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree , linux-sunxi@googlegroups.com, Hans de Goede Subject: [RFC v3 12/13] ARM: sun4i: dts: Add ahci / sata support Date: Sun, 19 Jan 2014 00:48:54 +0100 Message-Id: <1390088935-7193-13-git-send-email-hdegoede@redhat.com> In-Reply-To: <1390088935-7193-1-git-send-email-hdegoede@redhat.com> References: <1390088935-7193-1-git-send-email-hdegoede@redhat.com> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.11 Sender: linux-ide-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org From: Oliver Schinagl This patch adds sunxi sata support to A10 boards that have such a connector. Some boards also feature a regulator via a GPIO and support for this is also added. Signed-off-by: Olliver Schinagl Signed-off-by: Hans de Goede --- arch/arm/boot/dts/sun4i-a10-a1000.dts | 4 ++++ arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 6 +++++ arch/arm/boot/dts/sun4i-a10.dtsi | 8 +++++++ arch/arm/boot/dts/sunxi-ahci-reg.dtsi | 38 ++++++++++++++++++++++++++++++ 4 files changed, 56 insertions(+) create mode 100644 arch/arm/boot/dts/sunxi-ahci-reg.dtsi diff --git a/arch/arm/boot/dts/sun4i-a10-a1000.dts b/arch/arm/boot/dts/sun4i-a10-a1000.dts index aef8207..fd6d512 100644 --- a/arch/arm/boot/dts/sun4i-a10-a1000.dts +++ b/arch/arm/boot/dts/sun4i-a10-a1000.dts @@ -48,6 +48,10 @@ status = "okay"; }; + sata: ahci@01c18000 { + status = "okay"; + }; + pinctrl@01c20800 { mmc0_cd_pin_a1000: mmc0_cd_pin@0 { allwinner,pins = "PH1"; diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts index f50fb2b..d23aaa8 100644 --- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts @@ -12,6 +12,7 @@ /dts-v1/; /include/ "sun4i-a10.dtsi" +/include/ "sunxi-ahci-reg.dtsi" / { model = "Cubietech Cubieboard"; @@ -51,6 +52,11 @@ status = "okay"; }; + sata: ahci@01c18000 { + target-supply = <®_ahci_5v>; + status = "okay"; + }; + pinctrl@01c20800 { mmc0_cd_pin_cubieboard: mmc0_cd_pin@0 { allwinner,pins = "PH1"; diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index 4736dd2..09517c3 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -331,6 +331,14 @@ status = "disabled"; }; + sata: ahci@01c18000 { + compatible = "allwinner,sun4i-a10-ahci"; + reg = <0x01c18000 0x1000>; + interrupts = <56>; + clocks = <&pll6 0>, <&ahb_gates 25>; + status = "disabled"; + }; + intc: interrupt-controller@01c20400 { compatible = "allwinner,sun4i-ic"; reg = <0x01c20400 0x400>; diff --git a/arch/arm/boot/dts/sunxi-ahci-reg.dtsi b/arch/arm/boot/dts/sunxi-ahci-reg.dtsi new file mode 100644 index 0000000..955b197 --- /dev/null +++ b/arch/arm/boot/dts/sunxi-ahci-reg.dtsi @@ -0,0 +1,38 @@ +/* + * sunxi boards sata target power supply common code + * + * Copyright 2014 - Hans de Goede + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/ { + soc@01c00000 { + ahci_pwr_pin_a: ahci_pwr_pin@0 { + allwinner,pins = "PB8"; + allwinner,function = "gpio_out"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + }; + + regulators { + compatible = "simple-bus"; + pinctrl-names = "default"; + + reg_ahci_5v: ahci-5v { + compatible = "regulator-fixed"; + regulator-name = "ahci-5v"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + pinctrl-0 = <&ahci_pwr_pin_a>; + gpio = <&pio 1 8 0>; + enable-active-high; + }; + }; +};