Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753881Ab3JZABw (ORCPT ); Fri, 25 Oct 2013 20:01:52 -0400 Received: from mms3.broadcom.com ([216.31.210.19]:4171 "EHLO mms3.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752099Ab3JZABq (ORCPT ); Fri, 25 Oct 2013 20:01:46 -0400 X-Server-Uuid: B86B6450-0931-4310-942E-F00ED04CA7AF From: "Wendy Ng" To: "Rob Herring" , "Pawel Moll" , "Mark Rutland" , "Stephen Warren" , "Ian Campbell" , "Eduardo Valentin" cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, "Christian Daudt" , "Markus Mayer" , "Tim Kryger" , "Matt Porter" , "Wendy Ng" Subject: [PATCH 3/3] ARM: dts: Add TMON driver support to bcm281xx Date: Fri, 25 Oct 2013 17:00:29 -0700 Message-ID: <1382745629-1123-4-git-send-email-wendy.ng@broadcom.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1382745629-1123-1-git-send-email-wendy.ng@broadcom.com> References: <1382745629-1123-1-git-send-email-wendy.ng@broadcom.com> MIME-Version: 1.0 X-WSS-ID: 7E75D9C61SC1674948-01-01 Content-Type: text/plain Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3023 Lines: 114 This adds the support of Temperature Monitor (TMON) driver for Broadcom bcm281xx SoCs to the DT node. This also adds the thermal framework device-tree binding such that TMON driver can be used within the thermal framework. Signed-off-by: Wendy Ng Reviewed-by: Markus Mayer Reviewed-by: Christian Daudt Reviewed-by: Matt Porter Reviewed-by: Tim Kryger --- arch/arm/boot/dts/bcm11351-brt.dts | 4 ++++ arch/arm/boot/dts/bcm11351.dtsi | 29 +++++++++++++++++++++++++++++ arch/arm/boot/dts/bcm28155-ap.dts | 4 ++++ 3 files changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/bcm11351-brt.dts b/arch/arm/boot/dts/bcm11351-brt.dts index 5a269c7..c24fd12 100644 --- a/arch/arm/boot/dts/bcm11351-brt.dts +++ b/arch/arm/boot/dts/bcm11351-brt.dts @@ -43,6 +43,10 @@ status = "okay"; }; + tmon: tmon@34008000 { + status = "okay"; + }; + usbotg@3f120000 { status = "okay"; }; diff --git a/arch/arm/boot/dts/bcm11351.dtsi b/arch/arm/boot/dts/bcm11351.dtsi index 29987e2..0f17beb 100644 --- a/arch/arm/boot/dts/bcm11351.dtsi +++ b/arch/arm/boot/dts/bcm11351.dtsi @@ -13,6 +13,7 @@ #include #include +#include #include "skeleton.dtsi" @@ -25,6 +26,24 @@ bootargs = "console=ttyS0,115200n8"; }; + thermal-zones { + cpu_thermal: cpu_thermal { + polling-delay-passive = <250>; /* msec */ + polling-delay = <1000>; /* msec */ + + /* sensor */ + thermal-sensors = <&tmon>; + + trips { + cpu_crit: cpu_crit { + temperature = <105000>; /* mCelsius */ + hysteresis = <2000>; /* mCelsius */ + type = THERMAL_TRIP_CRITICAL; + }; + }; + }; + }; + gic: interrupt-controller@3ff00100 { compatible = "arm,cortex-a9-gic"; #interrupt-cells = <3>; @@ -285,6 +304,15 @@ }; }; + tmon: tmon@34008000 { + compatible = "brcm,bcm11351-tmon", "brcm,kona-tmon"; + reg = <0x34008000 0x0024>; + clocks = <&tmon_1m_clk>; + interrupts = ; + #thermal-sensor-cells = <0>; + status = "disabled"; + }; + usbotg: usbotg@3f120000 { compatible = "snps,dwc2"; reg = <0x3f120000 0x10000>; @@ -305,4 +333,5 @@ compatible = "brcm,kona-usb2"; status = "disabled"; }; + }; diff --git a/arch/arm/boot/dts/bcm28155-ap.dts b/arch/arm/boot/dts/bcm28155-ap.dts index 02ebaaf..7151c25 100644 --- a/arch/arm/boot/dts/bcm28155-ap.dts +++ b/arch/arm/boot/dts/bcm28155-ap.dts @@ -63,6 +63,10 @@ status = "okay"; }; + tmon: tmon@34008000 { + status = "okay"; + }; + usbotg@3f120000 { 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/