From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753255AbaJ1AxM (ORCPT ); Mon, 27 Oct 2014 20:53:12 -0400 Received: from mail-wi0-f182.google.com ([209.85.212.182]:62318 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753152AbaJ1AxJ (ORCPT ); Mon, 27 Oct 2014 20:53:09 -0400 From: Matthias Klein To: linux-rpi-kernel@lists.infradead.org, swarren@wwwdotorg.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] ARM: bcm2835: add device tree for Raspberry Pi model B+ Date: Tue, 28 Oct 2014 01:52:46 +0100 Message-Id: <1414457566-31802-1-git-send-email-matthias.klein@linux.com> X-Mailer: git-send-email 2.1.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The model B and B+ differ in the GPIO lines for ACT and PWR led. The PWR led on the B+ model is active low. Signed-off-by: Matthias Klein --- arch/arm/boot/dts/bcm2835-rpi-b-plus.dts | 64 ++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 arch/arm/boot/dts/bcm2835-rpi-b-plus.dts diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts new file mode 100644 index 0000000..c01d7cb --- /dev/null +++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts @@ -0,0 +1,64 @@ +/dts-v1/; +/include/ "bcm2835.dtsi" + +/ { + compatible = "raspberrypi,model-b-plus", "brcm,bcm2835"; + model = "Raspberry Pi Model B+"; + + memory { + reg = <0 0x10000000>; + }; + + leds { + compatible = "gpio-leds"; + + act { + label = "ACT"; + gpios = <&gpio 47 1>; + default-state = "keep"; + linux,default-trigger = "heartbeat"; + }; + + pwr { + label = "PWR"; + gpios = <&gpio 35 0>; + default-state = "keep"; + linux,default-trigger = "default-on"; + }; + }; +}; + +&gpio { + pinctrl-names = "default"; + pinctrl-0 = <&gpioout &alt0 &alt3>; + + gpioout: gpioout { + brcm,pins = <6>; + brcm,function = <1>; /* GPIO out */ + }; + + alt0: alt0 { + brcm,pins = <0 1 2 3 4 5 7 8 9 10 11 14 15 40 45>; + brcm,function = <4>; /* alt0 */ + }; + + alt3: alt3 { + brcm,pins = <48 49 50 51 52 53>; + brcm,function = <7>; /* alt3 */ + }; +}; + +&i2c0 { + status = "okay"; + clock-frequency = <100000>; +}; + +&i2c1 { + status = "okay"; + clock-frequency = <100000>; +}; + +&mmc { + status = "okay"; + bus-width = <4>; +}; -- 2.1.2