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Thu, 16 Apr 2020 00:03:49 -0700 (PDT) Date: Thu, 16 Apr 2020 08:04:41 +0100 From: Lee Jones To: Benjamin Gaignard Subject: Re: [PATCH v6 0/6] clockevent: add low power STM32 timer Message-ID: <20200416070441.GP2167633@dell> References: <20200401083909.18886-1-benjamin.gaignard@st.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200401083909.18886-1-benjamin.gaignard@st.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200416_000352_368980_567027BA X-CRM114-Status: GOOD ( 17.03 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, alexandre.torgue@st.com, daniel.lezcano@linaro.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, mcoquelin.stm32@gmail.com, tglx@linutronix.de, fabrice.gasnier@st.com, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; 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Thu, 16 Apr 2020 00:03:50 -0700 (PDT) Received: from dell ([95.149.164.124]) by smtp.gmail.com with ESMTPSA id w18sm25908396wrn.55.2020.04.16.00.03.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Apr 2020 00:03:49 -0700 (PDT) Date: Thu, 16 Apr 2020 08:04:41 +0100 From: Lee Jones To: Benjamin Gaignard Cc: fabrice.gasnier@st.com, robh+dt@kernel.org, mark.rutland@arm.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, daniel.lezcano@linaro.org, tglx@linutronix.de, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 0/6] clockevent: add low power STM32 timer Message-ID: <20200416070441.GP2167633@dell> References: <20200401083909.18886-1-benjamin.gaignard@st.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20200401083909.18886-1-benjamin.gaignard@st.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Wed, 01 Apr 2020, Benjamin Gaignard wrote: > This series add low power timer as boadcast clockevent device. > Low power timer could runs even when CPUs are in idle mode and > could wakeup them. > > version 6: > - simplify binding, DT and code to use only one interrupt > > version 5: > - document interrupts and interrupt-names bindings > - use a different wake up interrupt > - add device-tree patch > - make STM32MP157 select low power timer configuration flag > - enable fast_io in regmap configuration > > version 4: > - move defines in mfd/stm32-lptimer.h > - change compatible and subnode names > - document wakeup-source property > - reword commit message > - make driver Kconfig depends of MFD_STM32_LPTIMER > - remove useless include > - remove rate and clk fields from the private structure > - to add comments about the registers sequence in stm32_clkevent_lp_set_timer > - rework probe function and use devm_request_irq() > - do not allow module to be removed > > version 3: > - fix timer set sequence > - don't forget to free irq on remove function > - use devm_kzalloc to simplify errors handling in probe function > > version 2: > - stm32 clkevent driver is now a child of the stm32 lp timer node > - add a probe function and adpat the driver to use regmap provide > by it parent > - stop using timer_of helpers > > > Benjamin Gaignard (6): > dt-bindings: mfd: Document STM32 low power timer bindings > ARM: dts: stm32: Add timer subnodes on stm32mp15 SoCs > mfd: stm32: Add defines to be used for clkevent purpose > mfd: stm32: enable regmap fast_io for stm32-lptimer > clocksource: Add Low Power STM32 timers driver > ARM: mach-stm32: select low power timer for STM32MP157 > > .../devicetree/bindings/mfd/st,stm32-lptimer.yaml | 21 ++ > arch/arm/boot/dts/stm32mp151.dtsi | 35 ++++ > arch/arm/mach-stm32/Kconfig | 1 + > drivers/clocksource/Kconfig | 4 + > drivers/clocksource/Makefile | 1 + > drivers/clocksource/timer-stm32-lp.c | 221 +++++++++++++++++++++ > drivers/mfd/stm32-lptimer.c | 1 + > include/linux/mfd/stm32-lptimer.h | 5 + I'd be happy to take this set, but you need Acks from the other subsystem Maintainers before I can do so. > 8 files changed, 289 insertions(+) > create mode 100644 drivers/clocksource/timer-stm32-lp.c > -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog