From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751898AbcFXC02 (ORCPT ); Thu, 23 Jun 2016 22:26:28 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:36071 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751781AbcFXC00 (ORCPT ); Thu, 23 Jun 2016 22:26:26 -0400 From: Chris Lapa X-Google-Original-From: Chris Lapa To: k.kozlowski@samsung.com, dwmw2@infradead.org, dbaryshkov@gmail.com, sre@kernel.org, mark.rutland@arm.com, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Chris Lapa Subject: [PATCH v5 1/7] max8903: adds documentation for device tree bindings. Date: Fri, 24 Jun 2016 12:26:06 +1000 Message-Id: <1466735172-13372-2-git-send-email-chris@cpdesign.com.au> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1466735172-13372-1-git-send-email-chris@cpdesign.com.au> References: <1464849897-21527-3-git-send-email-chris@lapa.com.au> <1466735172-13372-1-git-send-email-chris@cpdesign.com.au> In-Reply-To: <1464849897-21527-3-git-send-email-chris@lapa.com.au> References: <1464849897-21527-3-git-send-email-chris@lapa.com.au> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chris Lapa Signed-off-by: Chris Lapa --- .../devicetree/bindings/power/max8903-charger.txt | 25 +++++++++++++++ arch/arm/boot/dts/dairytest-servo.dtsi | 36 ++++++++++++++++++++++ 2 files changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/max8903-charger.txt create mode 100644 arch/arm/boot/dts/dairytest-servo.dtsi diff --git a/Documentation/devicetree/bindings/power/max8903-charger.txt b/Documentation/devicetree/bindings/power/max8903-charger.txt new file mode 100644 index 0000000..f0f4e12 --- /dev/null +++ b/Documentation/devicetree/bindings/power/max8903-charger.txt @@ -0,0 +1,25 @@ +Maxim Semiconductor MAX8903 Battery Charger bindings + +Required properties: +- compatible: "maxim,max8903" for MAX8903 Battery Charger +- dok-gpios: Valid DC power has been detected (active low, input), optional if uok-gpios is provided +- uok-gpios: Valid USB power has been detected (active low, input), optional if dok-gpios is provided + +Optional properties: +- cen-gpios: Charge enable pin (active low, output) +- chg-gpios: Charger status pin (active low, input) +- flt-gpios: Fault pin (active low, output) +- dcm-gpios: Current limit mode setting (DC=1 or USB=0, output) +- usus-gpios: USB suspend pin (active high, output) + + +Example: + + max8903-charger { + compatible = "maxim,max8903"; + dok-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>; + flt-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>; + chg-gpios = <&gpio3 15 GPIO_ACTIVE_LOW>; + cen-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; + status = "okay"; + }; diff --git a/arch/arm/boot/dts/dairytest-servo.dtsi b/arch/arm/boot/dts/dairytest-servo.dtsi new file mode 100644 index 0000000..3fbe81d --- /dev/null +++ b/arch/arm/boot/dts/dairytest-servo.dtsi @@ -0,0 +1,36 @@ +#include +#include +#include + +&am33xx_pinmux { + servo_power_pin: pinmux_servo_power_pin{ + pinctrl-single,pins = < + BONE_P9_27 (PIN_OUTPUT| MUX_MODE7) /* ZCZ(C13) - gpio3_19, OUTPUT | MODE7 */ + >; + }; + + ehrpwm2_pin: pinmux_ehrpwm2_pin{ + pinctrl-single,pins = < + BONE_P8_19 (PIN_OUTPUT | MUX_MODE4) /* ZCZ(R1) - ehrpwm2a, OUTPUT | MODE3 */ + >; + }; +}; + +/ { + servo_power { + status = "okay"; + compatible = "pinctrl-single"; + pinctrl-names = "default"; + pinctrl-0 = <&servo_power_pin>; + }; +}; + +&epwmss2 { + status = "okay"; +}; + +&ehrpwm2 { + pinctrl-names = "default"; + pinctrl-0 = <&ehrpwm2_pin>; + status = "okay"; +}; -- 1.9.1