From patchwork Tue Oct 8 11:20:07 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 3002971 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id A8BC19F243 for ; Tue, 8 Oct 2013 11:20:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5C535201F2 for ; Tue, 8 Oct 2013 11:20:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 13036201EF for ; Tue, 8 Oct 2013 11:20:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752519Ab3JHLUr (ORCPT ); Tue, 8 Oct 2013 07:20:47 -0400 Received: from cassiel.sirena.org.uk ([80.68.93.111]:52051 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752326Ab3JHLUq (ORCPT ); Tue, 8 Oct 2013 07:20:46 -0400 Received: from cpc11-sgyl31-2-0-cust68.sgyl.cable.virginmedia.com ([94.175.92.69] helo=debutante.sirena.org.uk) by cassiel.sirena.org.uk with esmtpsa (TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1VTVL7-0004Zr-Cs; Tue, 08 Oct 2013 12:20:41 +0100 Received: from broonie by debutante.sirena.org.uk with local (Exim 4.80) (envelope-from ) id 1VTVL0-0002QL-79; Tue, 08 Oct 2013 12:20:26 +0100 From: Mark Brown To: Rob Herring , Pawel Moll , Mark Rutland , Stephen Warren , Ian Campbell , Kukjin Kim Cc: linux-samsung-soc@vger.kernel.org, Mark Brown Date: Tue, 8 Oct 2013 12:20:07 +0100 Message-Id: <1381231209-9273-3-git-send-email-broonie@kernel.org> X-Mailer: git-send-email 1.8.4.rc3 In-Reply-To: <1381231209-9273-1-git-send-email-broonie@kernel.org> References: <1381231209-9273-1-git-send-email-broonie@kernel.org> X-SA-Exim-Connect-IP: 94.175.92.69 X-SA-Exim-Mail-From: broonie@sirena.org.uk X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-7.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Subject: [PATCH 3/5] ARM: dts: Disable I2C controllers by default on Exynos5250 X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:57:07 +0000) X-SA-Exim-Scanned: Yes (on cassiel.sirena.org.uk) Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Mark Brown Ensure that unused I2C controllers are not activated, causing problems due to inappropriate pinmuxing or similar, by marking the controllers as disabled by default and requiring boards to explicitly enable those that are in use. Signed-off-by: Mark Brown Acked-by: Tomasz Figa --- arch/arm/boot/dts/cros5250-common.dtsi | 12 ++++++++---- arch/arm/boot/dts/exynos5250-arndale.dts | 32 ++++--------------------------- arch/arm/boot/dts/exynos5250-smdk5250.dts | 25 +++++------------------- arch/arm/boot/dts/exynos5250.dtsi | 10 ++++++++++ 4 files changed, 27 insertions(+), 52 deletions(-) diff --git a/arch/arm/boot/dts/cros5250-common.dtsi b/arch/arm/boot/dts/cros5250-common.dtsi index 0fcca29..7dbba08 100644 --- a/arch/arm/boot/dts/cros5250-common.dtsi +++ b/arch/arm/boot/dts/cros5250-common.dtsi @@ -30,6 +30,7 @@ }; i2c@12C60000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <378000>; @@ -173,6 +174,7 @@ }; i2c@12C70000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <378000>; @@ -186,6 +188,7 @@ }; i2c@12C80000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; @@ -196,30 +199,31 @@ }; i2c@12C90000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; }; i2c@12CA0000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; }; i2c@12CB0000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; }; - i2c@12CC0000 { - status = "disabled"; - }; - i2c@12CD0000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; }; i2c@12CE0000 { + status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <378000>; diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index 1141939..d58923f 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -34,6 +34,7 @@ samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <20000>; samsung,i2c-slave-addr = <0x66>; + status = "okay"; s5m8767_pmic@66 { compatible = "samsung,s5m8767-pmic"; @@ -319,16 +320,11 @@ }; }; - i2c@12C70000 { - status = "disabled"; - }; - - i2c@12C80000 { - status = "disabled"; - }; - i2c@12C90000 { + status = "okay"; + wm1811a@1a { + compatible = "wlf,wm1811"; reg = <0x1a>; @@ -346,26 +342,6 @@ }; }; - i2c@12CA0000 { - status = "disabled"; - }; - - i2c@12CB0000 { - status = "disabled"; - }; - - i2c@12CC0000 { - status = "disabled"; - }; - - i2c@12CD0000 { - status = "disabled"; - }; - - i2c@121D0000 { - status = "disabled"; - }; - dwmmc_0: dwmmc0@12200000 { num-slots = <1>; supports-highspeed; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 67d3c43..f594dd7 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -30,6 +30,7 @@ i2c@12C60000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <20000>; + status = "okay"; eeprom@50 { compatible = "samsung,s524ad0xd1"; @@ -64,6 +65,7 @@ i2c@12C70000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <20000>; + status = "okay"; eeprom@51 { compatible = "samsung,s524ad0xd1"; @@ -89,6 +91,7 @@ samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <40000>; samsung,i2c-slave-addr = <0x38>; + status = "okay"; sata-phy { compatible = "samsung,sata-phy"; @@ -103,6 +106,7 @@ i2c@12C80000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; + status = "okay"; hdmiddc@50 { compatible = "samsung,exynos4210-hdmiddc"; @@ -110,29 +114,10 @@ }; }; - i2c@12C90000 { - status = "disabled"; - }; - - i2c@12CA0000 { - status = "disabled"; - }; - - i2c@12CB0000 { - status = "disabled"; - }; - - i2c@12CC0000 { - status = "disabled"; - }; - - i2c@12CD0000 { - status = "disabled"; - }; - i2c@12CE0000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; + status = "okay"; hdmiphy@38 { compatible = "samsung,exynos4212-hdmiphy"; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index a886ee4..cbbc1bc 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -237,6 +237,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c0_bus>; + status = "disabled"; }; i2c_1: i2c@12C70000 { @@ -249,6 +250,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c1_bus>; + status = "disabled"; }; i2c_2: i2c@12C80000 { @@ -261,6 +263,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c2_bus>; + status = "disabled"; }; i2c_3: i2c@12C90000 { @@ -273,6 +276,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c3_bus>; + status = "disabled"; }; i2c_4: i2c@12CA0000 { @@ -285,6 +289,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c4_bus>; + status = "disabled"; }; i2c_5: i2c@12CB0000 { @@ -297,6 +302,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c5_bus>; + status = "disabled"; }; i2c_6: i2c@12CC0000 { @@ -309,6 +315,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c6_bus>; + status = "disabled"; }; i2c_7: i2c@12CD0000 { @@ -321,6 +328,7 @@ clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c7_bus>; + status = "disabled"; }; i2c_8: i2c@12CE0000 { @@ -331,6 +339,7 @@ #size-cells = <0>; clocks = <&clock 302>; clock-names = "i2c"; + status = "disabled"; }; i2c@121D0000 { @@ -340,6 +349,7 @@ #size-cells = <0>; clocks = <&clock 288>; clock-names = "i2c"; + status = "disabled"; }; spi_0: spi@12d20000 {