From patchwork Sat Jan 26 16:55:25 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Lunn X-Patchwork-Id: 2049931 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id 854EFDF23A for ; Sat, 26 Jan 2013 16:59:07 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1Tz92w-0000yN-SN; Sat, 26 Jan 2013 16:56:02 +0000 Received: from londo.lunn.ch ([2001:1620:f9f:1000::1]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1Tz92r-0000xr-4p for linux-arm-kernel@lists.infradead.org; Sat, 26 Jan 2013 16:55:57 +0000 Received: from lunn by londo.lunn.ch with local (Exim 3.36 #1 (Debian)) id 1Tz92W-0001YQ-00; Sat, 26 Jan 2013 17:55:36 +0100 From: Andrew Lunn To: Jason Cooper Subject: [PATCH 2/2] ARM: Kirkwood: topkick: Enable i2c bus. Date: Sat, 26 Jan 2013 17:55:25 +0100 Message-Id: <1359219326-5927-2-git-send-email-andrew@lunn.ch> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1359219326-5927-1-git-send-email-andrew@lunn.ch> References: <1359219326-5927-1-git-send-email-andrew@lunn.ch> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130126_115557_403565_82FBFF79 X-CRM114-Status: UNSURE ( 9.98 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Andrew Lunn , linux ARM X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add a DT node for I2C and pinctrl hog for the pins. There appears to be an i2c bus on topkick with a device on it: i2cdetect 0 WARNING! This program can confuse your I2C bus, cause data loss and worse! I will probe file /dev/i2c-0. I will probe address range 0x03-0x77. Continue? [Y/n] y 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 60: -- -- -- -- 64 -- -- -- -- -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- -- Signed-off-by: Andrew Lunn --- arch/arm/boot/dts/kirkwood-topkick.dts | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/kirkwood-topkick.dts b/arch/arm/boot/dts/kirkwood-topkick.dts index c8e8a64..75fc1dd 100644 --- a/arch/arm/boot/dts/kirkwood-topkick.dts +++ b/arch/arm/boot/dts/kirkwood-topkick.dts @@ -52,7 +52,8 @@ &pmx_sw_left2 &pmx_led_wifi_yellow &pmx_uart0 - &pmx_nand >; + &pmx_nand + &pmx_twsi0 >; pinctrl-names = "default"; pmx_led_disk_yellow: pmx-led-disk-yellow { @@ -159,6 +160,9 @@ egiga0 { status = "ok"; }; + i2c@11000 { + status = "ok"; + }; }; gpio-leds {