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Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uATme-0000000FnZt-1MFd; Thu, 01 May 2025 13:17:00 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uATkk-0000000FnLc-03VX for linux-arm-kernel@lists.infradead.org; Thu, 01 May 2025 13:15:03 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 8F76A49C7A; Thu, 1 May 2025 13:14:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0EA3CC4CEE4; Thu, 1 May 2025 13:14:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746105300; bh=6ptm9e4+N5Xyo1RCMVV1pfCM3SsY2ZQgu3Uh/K4ek1U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=J58UFm9gNYOlLCrcSO6OxX6RPkPjwASSoVPejxOPQtMgK6DVbO37HkxQPsLZz+kRv PAinzrv821hFUBbMok1HnTGoVqSxpm069Q2Pi2ZzbL4rtMQedEhK25DslHGQZtgGin Y/mhgOiRlU82tjDVUpLtpGYrufX6e1BP+38x2QYbY8P8rolHG4wcoVaToZxhb8iLSN mTm1I0OLFr4lrPW3fIz/8zYoGlqO5vAnzcqWkzgM/jmRZKCSPzxYs3JpX0fa7mEsPI ztfSGRgj3gDV7zwepeaIbQh78A2YmIr+AAS65Xo4LQ/btBt5PkjYrhB5GQLLzAOifi XOJ+FUPGOvwmg== Date: Thu, 1 May 2025 14:14:54 +0100 From: Lee Jones To: Fabrice Gasnier Cc: daniel.lezcano@linaro.org, alexandre.torgue@foss.st.com, tglx@linutronix.de, ukleinek@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, jic23@kernel.org, robh@kernel.org, catalin.marinas@arm.com, will@kernel.org, devicetree@vger.kernel.org, wbg@kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-pwm@vger.kernel.org, olivier.moysan@foss.st.com Subject: Re: [PATCH v6 0/7] Add STM32MP25 LPTIM support: MFD, PWM, IIO, counter, clocksource Message-ID: <20250501131454.GO1567507@google.com> References: <20250429125133.1574167-1-fabrice.gasnier@foss.st.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250429125133.1574167-1-fabrice.gasnier@foss.st.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250501_061502_092436_13D0D2E3 X-CRM114-Status: GOOD ( 20.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 29 Apr 2025, Fabrice Gasnier wrote: > This series adds support for STM32MP25 to MFD PWM, IIO, counter and > clocksource low-power timer (LPTIM) drivers. > This new variant is managed by using a new DT compatible string, hardware > configuration and version registers. > It comes with a slightly updated register set, some new features and new > interconnect signals inside the SoC. > Same feature list as on STM32MP1x is supported currently. > The device tree files add all instances in stm32mp251 dtsi file. > > Changes in V6 > --- > - Fixed kernel test robot warning > https://lore.kernel.org/oe-kbuild-all/202504261456.aCATBoYN-lkp@intel.com/ > > Changes in V5 > --- > - Add a necessary delay in clocksource driver, when enabling the timer. > - Add collected Acks > - Dropped IIO trigger patch as applied by Jonathan [1] (no dependency) > [1] https://lore.kernel.org/all/20250331110435.26157ebe@jic23-huawei/ > > Changes in V4 > --- > - Simplify IIO trigger driver as per Jonathan's comments. > - Rework clocksource driver: encapsulate mp25 changes in separate function > after Daniel's suggestion. > - Add some definitions to MFD header. > > Changes in V3 > --- > - Yaml indentation issue fixed, reported by Rob's bot > > Changes in V2 > --- > - Review comments from Krzysztof > - Adopt compatible fallback in dt-bindings and driver > - drivers: drop "st,stm32mp25-..." compatibles when unused (e.g. no .data) > - counter driver: no update (patch dropped) > - defconfig: only enable the necessary config for upstream board > - add lptimer DT node in stm32mp257f-ev1 board > - Add missing management of IER access for stm32mp25 > > Fabrice Gasnier (7): > dt-bindings: mfd: stm32-lptimer: add support for stm32mp25 > mfd: stm32-lptimer: add support for stm32mp25 > clocksource: stm32-lptimer: add support for stm32mp25 > pwm: stm32-lp: add support for stm32mp25 > arm64: defconfig: enable STM32 LP timer clockevent driver > arm64: dts: st: add low-power timer nodes on stm32mp251 > arm64: dts: st: use lptimer3 as tick broadcast source on > stm32mp257f-ev1 > > .../bindings/mfd/st,stm32-lptimer.yaml | 40 +++- > arch/arm64/boot/dts/st/stm32mp251.dtsi | 177 ++++++++++++++ > arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 8 + > arch/arm64/configs/defconfig | 2 + > drivers/clocksource/timer-stm32-lp.c | 61 ++++- > drivers/mfd/stm32-lptimer.c | 33 ++- > drivers/pwm/pwm-stm32-lp.c | 219 +++++++++++++++--- > include/linux/mfd/stm32-lptimer.h | 37 ++- > 8 files changed, 537 insertions(+), 40 deletions(-) Is it just the Clocksource Ack that we're waiting on now? -- Lee Jones [李琼斯]