Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751462AbaG1GWR (ORCPT ); Mon, 28 Jul 2014 02:22:17 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:49756 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750956AbaG1GWM (ORCPT ); Mon, 28 Jul 2014 02:22:12 -0400 From: Keerthy To: CC: , , , , , , , Subject: [PATCH 1/2] ARM: dts: dra72-evm: Enable I2C1 node Date: Mon, 28 Jul 2014 11:48:53 +0530 Message-ID: <1406528334-4415-2-git-send-email-j-keerthy@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1406528334-4415-1-git-send-email-j-keerthy@ti.com> References: <1406528334-4415-1-git-send-email-j-keerthy@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Keerthy J I2C1 bus is used for the following peripherals P8 connector (MLB) TLV320AIC3106 Audio codec J15 LCD header 24WC256 eeprom TMP102AIDRLT temperature sensor PCF8575 GPIO expander PCA9306 i2c voltage translator -> Goes to P9 for comm interface P2 expansion connector TPS65917 PMIC The slowest speed of all the peripherals seems to be 400KHz. Tested-by: Lokesh Vutla Signed-off-by: Nishanth Menon Signed-off-by: Keerthy --- arch/arm/boot/dts/dra72-evm.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts index 5147023..1e12862 100644 --- a/arch/arm/boot/dts/dra72-evm.dts +++ b/arch/arm/boot/dts/dra72-evm.dts @@ -19,6 +19,22 @@ }; }; +&dra7_pmx_core { + i2c1_pins: pinmux_i2c1_pins { + pinctrl-single,pins = < + 0x400 (PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */ + 0x404 (PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */ + >; + }; +}; + +&i2c1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <400000>; +}; + &uart1 { status = "okay"; }; -- 1.7.9.5 -- 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/