From mboxrd@z Thu Jan 1 00:00:00 1970 From: Grygorii Strashko Subject: [PATCH 1/4] arm: dts: keystone: add GPIO device entry Date: Mon, 16 Dec 2013 18:39:37 +0200 Message-ID: <1387211981-26045-2-git-send-email-grygorii.strashko@ti.com> References: <1387211981-26045-1-git-send-email-grygorii.strashko@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1387211981-26045-1-git-send-email-grygorii.strashko@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Santosh Shilimkar Cc: Rob Herring , Pawel Moll , Mark Rutland , Stephen Warren , Ian Campbell , Russell King , Olof Johansson , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Grygorii Strashko List-Id: devicetree@vger.kernel.org This patch adds Keystone GPIO IP device definitions in DT which supports up to 32 GPIO lines and each GPIO line can be configured as separate interrupt source (so called "unbanked" IRQ). For more information see: http://www.ti.com/lit/ug/sprugv1/sprugv1.pdf Signed-off-by: Grygorii Strashko --- arch/arm/boot/dts/keystone.dtsi | 45 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi index f6d6d9e..6e93bf5 100644 --- a/arch/arm/boot/dts/keystone.dtsi +++ b/arch/arm/boot/dts/keystone.dtsi @@ -7,6 +7,7 @@ */ #include +#include #include "skeleton.dtsi" @@ -181,5 +182,49 @@ interrupts = ; clocks = <&clkspi>; }; + + gpio0: gpio@260bf00 { + compatible = "ti,keystone-gpio"; + reg = <0x0260bf00 0x100>; + gpio-controller; + #gpio-cells = <2>; + /* HW Interrupts mapped to GPIO pins */ + interrupts = ; + clocks = <&clkgpio>; + clock-names = "gpio"; + ti,ngpio = <32>; + ti,davinci-gpio-unbanked = <32>; + }; }; }; -- 1.7.9.5