From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Lezcano Subject: Re: [PATCH v7] clocksource:arm_global_timer: Add ARM global timer support. Date: Wed, 26 Jun 2013 15:24:23 +0200 Message-ID: <51CAEB87.2070209@linaro.org> References: <1372247318-28869-1-git-send-email-srinivas.kandagatla@st.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1372247318-28869-1-git-send-email-srinivas.kandagatla@st.com> Sender: linux-doc-owner@vger.kernel.org To: Srinivas KANDAGATLA Cc: John Stultz , Thomas Gleixner , Grant Likely , Rob Herring , Rob Landley , devicetree-discuss@lists.ozlabs.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Linus Walleij , Stuart Menefy , Arnd Bergmann , Rob Herring , Will Deacon List-Id: devicetree@vger.kernel.org On 06/26/2013 01:48 PM, Srinivas KANDAGATLA wrote: > From: Stuart Menefy >=20 > This is a simple driver for the global timer module found in the Cort= ex > A9-MP cores from revision r1p0 onwards. This should be able to perfor= m > the functions of the system timer and the local timer in an SMP syste= m. >=20 > The global timer has the following features: > The global timer is a 64-bit incrementing counter with an > auto-incrementing feature. It continues incrementing after sending > interrupts. The global timer is memory mapped in the private memory > region. > The global timer is accessible to all Cortex-A9 processors in the > cluster. Each Cortex-A9 processor has a private 64-bit comparator tha= t > is used to assert a private interrupt when the global timer has reach= ed > the comparator value. All the Cortex-A9 processors in a design use th= e > banked ID, ID27, for this interrupt. ID27 is sent to the Interrupt > Controller as a Private Peripheral Interrupt. The global timer is > clocked by PERIPHCLK. >=20 > Signed-off-by: Stuart Menefy > Signed-off-by: Srinivas Kandagatla > CC: Arnd Bergmann > CC: Rob Herring > CC: Linus Walleij > CC: Will Deacon > CC: Thomas Gleixner > --- > Thankyou for reveiwing the v6 patch. > This patch is split out of the orignal 10 patches submitted for Stixx= xx SOC > support to arm-kernel mailing list. This patch has undergone few cycl= es of > reviews in arm-kernel mailing list. >=20 > This patch is generated on top of timers/core branch. >=20 > Arnd already picked up SOC support patches [4-10] and merged them via= arm-soc > tree for 3.11. > And most of the patches are in next branches. >=20 > If its not too late can this patch be considered for 3.11 via clockso= urce tree? > This patch has no build dependencies. I took it in my tree but it is too late for a 3.11, sorry. Thanks -- Daniel --=20 Linaro.org =E2=94=82 Open source software for= ARM SoCs =46ollow Linaro: Facebook | Twitter | Blog