Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753142AbbHRNKI (ORCPT ); Tue, 18 Aug 2015 09:10:08 -0400 Received: from mail-wi0-f170.google.com ([209.85.212.170]:33012 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753114AbbHRNKG (ORCPT ); Tue, 18 Aug 2015 09:10:06 -0400 From: Srinivas Kandagatla To: agross@codeaurora.org, linux-arm-msm@vger.kernel.org Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Russell King , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org Subject: [PATCH v2 2/6] ARM: dts: qs600: add pwrseq support to WLAN Date: Tue, 18 Aug 2015 14:10:01 +0100 Message-Id: <1439903401-20189-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1439903069-19752-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1439903069-19752-1-git-send-email-srinivas.kandagatla@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1916 Lines: 76 Add pwrseq support to sdcc4 which would enable a proper reset of WLAN without ugly hacks in the board support file. Signed-off-by: Srinivas Kandagatla --- arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts | 32 +++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts index 34ccb26..ebde2b7 100644 --- a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts +++ b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts @@ -1,9 +1,25 @@ #include "qcom-apq8064-v2.0.dtsi" +#include +#include / { model = "CompuLab CM-QS600"; compatible = "qcom,apq8064-cm-qs600", "qcom,apq8064"; + pwrseq { + #address-cells = <1>; + #size-cells = <1>; + ranges; + compatible = "simple-bus"; + + sdcc4_pwrseq: sdcc4_pwrseq { + pinctrl-names = "default"; + pinctrl-0 = <&wlan_default_gpios>; + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&pm8921_gpio 43 GPIO_ACTIVE_LOW>; + }; + }; + soc { pinctrl@800000 { i2c1_pins: i2c1 { @@ -155,6 +171,21 @@ regulator-always-on; }; + qcom,ssbi@500000 { + pmic@0 { + gpio@150 { + wlan_default_gpios: wlan-gpios { + pios { + pins = "gpio43"; + function = "normal"; + bias-disable; + power-source = ; + }; + }; + }; + }; + }; + amba { /* eMMC */ sdcc1: sdcc@12400000 { @@ -173,6 +204,7 @@ status = "okay"; vmmc-supply = <&v3p3_fixed>; vqmmc-supply = <&v3p3_fixed>; + mmc-pwrseq = <&sdcc4_pwrseq>; }; }; }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/