From mboxrd@z Thu Jan 1 00:00:00 1970 From: grygorii.strashko@ti.com (Grygorii Strashko) Date: Mon, 10 Feb 2014 18:41:18 +0200 Subject: [PATCH v3 1/4] ARM: dts: keystone: add gpio device entry In-Reply-To: <1392050481-19086-1-git-send-email-grygorii.strashko@ti.com> References: <1392050481-19086-1-git-send-email-grygorii.strashko@ti.com> Message-ID: <1392050481-19086-2-git-send-email-grygorii.strashko@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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 3a83ffe..0f82bb9 100644 --- a/arch/arm/boot/dts/keystone.dtsi +++ b/arch/arm/boot/dts/keystone.dtsi @@ -7,6 +7,7 @@ */ #include +#include #include "skeleton.dtsi" @@ -214,5 +215,49 @@ reg = <0x022f0080 0x80>; clocks = <&clkwdtimer0>; }; + + gpio0: gpio at 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