From mboxrd@z Thu Jan 1 00:00:00 1970 From: Beomho Seo Subject: [PATCH v2 2/3] ARM: dts: add cm36651 light/proximity sensor node Date: Fri, 02 May 2014 15:37:55 +0900 Message-ID: <53633D43.5050506@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from mailout2.samsung.com ([203.254.224.25]:59618 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752120AbaEBGh4 (ORCPT ); Fri, 2 May 2014 02:37:56 -0400 Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, Tomasz Figa , Kukjin Kim Cc: Myungjoo Ham , Chanwoo Choi , Jaehoon Chung Exynos4412-trats2 board have light/proximity sensor. This patch add cm36651 light/ proximity sensor node for exynos4412. cm36651 is required properties as below. - Use i2c-gpio for cm36651 sensor. - Use fixed regulator for the IR LED. It is a part of the cm36651 for proximity detection. - cm36651 is i2c device driver so need to use i2c-gpio driver. Signed-off-by: Beomho Seo Signed-off-by: MyungJoo Ham --- Changes in v2: - Compatible is changed according to device tree binding document and driver. --- arch/arm/boot/dts/exynos4412-trats2.dts | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts index 1279a8a..d599215 100644 --- a/arch/arm/boot/dts/exynos4412-trats2.dts +++ b/arch/arm/boot/dts/exynos4412-trats2.dts @@ -21,6 +21,7 @@ aliases { i2c8 = &i2c_ak8975; + i2c9 = &i2c_cm36651; }; memory { @@ -71,6 +72,14 @@ enable-active-high; }; + ps_als_reg: voltage-regulator-2 { + compatible = "regulator-fixed"; + regulator-name = "LED_A_3.0V"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + gpio = <&gpj0 5 0>; + enable-active-high; + }; /* More to come */ }; @@ -500,6 +509,23 @@ }; }; + i2c_cm36651: i2c-gpio-2 { + compatible = "i2c-gpio"; + gpios = <&gpf0 0 0>, <&gpf0 1 0>; + i2c-gpio,delay-us = <2>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + cm36651@18 { + compatible = "capella,cm36651"; + reg = <0x18>; + interrupt-parent = <&gpx0>; + interrupts = <2 0>; + vled-supply = <&ps_als_reg>; + }; + }; + spi_1: spi@13930000 { pinctrl-names = "default"; pinctrl-0 = <&spi1_bus>; -- 1.7.9.5