From patchwork Thu Nov 8 17:01:53 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 1716601 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id A98223FCDE for ; Thu, 8 Nov 2012 17:04:16 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TWVV5-0004ia-Tp; Thu, 08 Nov 2012 17:02:44 +0000 Received: from mail.free-electrons.com ([88.190.12.23]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TWVUi-0004dR-W3 for linux-arm-kernel@lists.infradead.org; Thu, 08 Nov 2012 17:02:22 +0000 Received: by mail.free-electrons.com (Postfix, from userid 106) id 61BA412E; Thu, 8 Nov 2012 18:01:50 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 shortcircuit=no autolearn=ham version=3.3.1 Received: from localhost (37-8-166-218.coucou-networks.fr [37.8.166.218]) by mail.free-electrons.com (Postfix) with ESMTPSA id DC6EE175; Thu, 8 Nov 2012 18:01:38 +0100 (CET) From: Maxime Ripard To: Shawn Guo , linus.walleij@linaro.org Subject: [PATCH 3/3] ARM: dts: cfa10049: Add PCA9555 GPIO expander to the device tree Date: Thu, 8 Nov 2012 18:01:53 +0100 Message-Id: <1352394113-19513-4-git-send-email-maxime.ripard@free-electrons.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1352394113-19513-1-git-send-email-maxime.ripard@free-electrons.com> References: <1352394113-19513-1-git-send-email-maxime.ripard@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20121108_120221_322747_07F4960E X-CRM114-Status: GOOD ( 13.36 ) 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_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: brian@crystalfontz.com, linux-arm-kernel@lists.infradead.org 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 the GPIO expander found on the i2c1 bus, behind the muxer to the device tree. This gpio expander will be used to get tachymeters values and data ready interruptions from the nuvoton NAU7802 ADCs. Signed-off-by: Maxime Ripard Acked-by: Linus Walleij --- arch/arm/boot/dts/imx28-cfa10049.dts | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx28-cfa10049.dts b/arch/arm/boot/dts/imx28-cfa10049.dts index bdc80a4..714953b 100644 --- a/arch/arm/boot/dts/imx28-cfa10049.dts +++ b/arch/arm/boot/dts/imx28-cfa10049.dts @@ -22,8 +22,9 @@ apb@80000000 { apbh@80000000 { pinctrl@80018000 { - pinctrl-names = "default", "default"; + pinctrl-names = "default", "default", "default"; pinctrl-1 = <&hog_pins_cfa10049>; + pinctrl-2 = <&hog_pins_cfa10049_pullup>; hog_pins_cfa10049: hog-10049@0 { reg = <0>; @@ -38,6 +39,16 @@ fsl,pull-up = <0>; }; + hog_pins_cfa10049_pullup: hog-10049-pullup@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2133 /* MX28_PAD_SSP2_D3__GPIO_2_19 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <1>; + }; + spi3_pins_cfa10049: spi3-cfa10049@0 { reg = <0>; fsl,pinmux-ids = < @@ -113,6 +124,19 @@ i2c@3 { reg = <3>; + #address-cells = <1>; + #size-cells = <0>; + + pca9555: pca9555@20 { + compatible = "nxp,pca9555"; + interrupt-parent = <&gpio2>; + interrupts = <19 0x2>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + reg = <0x20>; + }; }; };