From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:55782 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751798AbdKFJLh (ORCPT ); Mon, 6 Nov 2017 04:11:37 -0500 Subject: Patch "clocksource/drivers/arm_arch_timer: Add dt binding for hisilicon-161010101 erratum" has been added to the 4.9-stable tree To: dingtianhong@huawei.com, alexander.levin@verizon.com, daniel.lezcano@linaro.org, gregkh@linuxfoundation.org, mark.rutland@arm.com, robh@kernel.org Cc: , From: Date: Mon, 06 Nov 2017 10:11:32 +0100 Message-ID: <15099594925941@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled clocksource/drivers/arm_arch_timer: Add dt binding for hisilicon-161010101 erratum to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: clocksource-drivers-arm_arch_timer-add-dt-binding-for-hisilicon-161010101-erratum.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Mon Nov 6 10:07:35 CET 2017 From: Ding Tianhong Date: Sat, 7 Oct 2017 22:36:51 +0000 Subject: clocksource/drivers/arm_arch_timer: Add dt binding for hisilicon-161010101 erratum From: Ding Tianhong [ Upstream commit 729e55225b1f6225ee7a2a358d5141a3264627c4 ] This erratum describes a bug in logic outside the core, so MIDR can't be used to identify its presence, and reading an SoC-specific revision register from common arch timer code would be awkward. So, describe it in the device tree. Signed-off-by: Ding Tianhong Acked-by: Rob Herring Signed-off-by: Mark Rutland Signed-off-by: Daniel Lezcano Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- Documentation/devicetree/bindings/arm/arch_timer.txt | 6 ++++++ 1 file changed, 6 insertions(+) --- a/Documentation/devicetree/bindings/arm/arch_timer.txt +++ b/Documentation/devicetree/bindings/arm/arch_timer.txt @@ -31,6 +31,12 @@ to deliver its interrupts via SPIs. This also affects writes to the tval register, due to the implicit counter read. +- hisilicon,erratum-161010101 : A boolean property. Indicates the + presence of Hisilicon erratum 161010101, which says that reading the + counters is unreliable in some cases, and reads may return a value 32 + beyond the correct value. This also affects writes to the tval + registers, due to the implicit counter read. + ** Optional properties: - arm,cpu-registers-not-fw-configured : Firmware does not initialize Patches currently in stable-queue which might be from dingtianhong@huawei.com are queue-4.9/clocksource-drivers-arm_arch_timer-add-dt-binding-for-hisilicon-161010101-erratum.patch