Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162064AbbBDSkb (ORCPT ); Wed, 4 Feb 2015 13:40:31 -0500 Received: from foss-mx-na.foss.arm.com ([217.140.108.86]:41597 "EHLO foss-mx-na.foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161631AbbBDSbQ (ORCPT ); Wed, 4 Feb 2015 13:31:16 -0500 From: Morten Rasmussen To: peterz@infradead.org, mingo@redhat.com Cc: vincent.guittot@linaro.org, dietmar.eggemann@arm.com, yuyang.du@intel.com, preeti@linux.vnet.ibm.com, mturquette@linaro.org, nico@linaro.org, rjw@rjwysocki.net, juri.lelli@arm.com, linux-kernel@vger.kernel.org, Jon Medhurst , Russell King Subject: [RFCv3 PATCH 15/48] arm: vexpress: Add CPU clock-frequencies to TC2 device-tree Date: Wed, 4 Feb 2015 18:30:52 +0000 Message-Id: <1423074685-6336-16-git-send-email-morten.rasmussen@arm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1423074685-6336-1-git-send-email-morten.rasmussen@arm.com> References: <1423074685-6336-1-git-send-email-morten.rasmussen@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2080 Lines: 71 From: Dietmar Eggemann To enable the parsing of clock frequency and cpu efficiency values inside parse_dt_topology [arch/arm/kernel/topology.c] to scale the relative capacity of the cpus, this property has to be provided within the cpu nodes of the dts file. The patch is a copy of commit 8f15973ef8c3 ("ARM: vexpress: Add CPU clock-frequencies to TC2 device-tree") taken from Linaro Stable Kernel (LSK) massaged into mainline. Cc: Jon Medhurst Cc: Russell King Signed-off-by: Dietmar Eggemann --- arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts index 33920df..43841b5 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -39,6 +39,7 @@ reg = <0>; cci-control-port = <&cci_control1>; cpu-idle-states = <&CLUSTER_SLEEP_BIG>; + clock-frequency = <1000000000>; }; cpu1: cpu@1 { @@ -47,6 +48,7 @@ reg = <1>; cci-control-port = <&cci_control1>; cpu-idle-states = <&CLUSTER_SLEEP_BIG>; + clock-frequency = <1000000000>; }; cpu2: cpu@2 { @@ -55,6 +57,7 @@ reg = <0x100>; cci-control-port = <&cci_control2>; cpu-idle-states = <&CLUSTER_SLEEP_LITTLE>; + clock-frequency = <800000000>; }; cpu3: cpu@3 { @@ -63,6 +66,7 @@ reg = <0x101>; cci-control-port = <&cci_control2>; cpu-idle-states = <&CLUSTER_SLEEP_LITTLE>; + clock-frequency = <800000000>; }; cpu4: cpu@4 { @@ -71,6 +75,7 @@ reg = <0x102>; cci-control-port = <&cci_control2>; cpu-idle-states = <&CLUSTER_SLEEP_LITTLE>; + clock-frequency = <800000000>; }; idle-states { -- 1.9.1 -- 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/