Message ID | 20200331083146.10462-5-benjamin.gaignard@st.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Tue, 31 Mar 2020 10:32:06 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id A91C6100034; Tue, 31 Mar 2020 10:32:05 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag3node3.st.com [10.75.127.9]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 9ADCF21E676; Tue, 31 Mar 2020 10:32:05 +0200 (CEST) Received: from localhost (10.75.127.47) by SFHDAG3NODE3.st.com (10.75.127.9) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 31 Mar 2020 10:32:05 +0200 From: Benjamin Gaignard <benjamin.gaignard@st.com> To: <fabrice.gasnier@st.com>, <lee.jones@linaro.org>, <robh+dt@kernel.org>, <mark.rutland@arm.com>, <mcoquelin.stm32@gmail.com>, <alexandre.torgue@st.com>, <daniel.lezcano@linaro.org>, <tglx@linutronix.de> Subject: [PATCH v5 4/6] mfd: stm32: enable regmap fast_io for stm32-lptimer Date: Tue, 31 Mar 2020 10:31:44 +0200 Message-ID: <20200331083146.10462-5-benjamin.gaignard@st.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20200331083146.10462-1-benjamin.gaignard@st.com> References: <20200331083146.10462-1-benjamin.gaignard@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG7NODE1.st.com (10.75.127.19) To SFHDAG3NODE3.st.com (10.75.127.9) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.676 definitions=2020-03-31_03:2020-03-30, 2020-03-31 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200331_013218_923250_76FC8BCB X-CRM114-Status: GOOD ( 13.26 ) X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [62.209.51.94 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: Benjamin Gaignard <benjamin.gaignard@st.com>, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org |
Series |
clockevent: add low power STM32 timer
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expand
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diff --git a/drivers/mfd/stm32-lptimer.c b/drivers/mfd/stm32-lptimer.c index a00f99f36559..746e51a17cc8 100644 --- a/drivers/mfd/stm32-lptimer.c +++ b/drivers/mfd/stm32-lptimer.c @@ -17,6 +17,7 @@ static const struct regmap_config stm32_lptimer_regmap_cfg = { .val_bits = 32, .reg_stride = sizeof(u32), .max_register = STM32_LPTIM_MAX_REGISTER, + .fast_io = true, }; static int stm32_lptimer_detect_encoder(struct stm32_lptimer *ddata)
Because stm32-lptimer need to write in registers in interrupt context enable regmap fast_io to use a spin_lock to protect registers access rather than a mutex. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com> --- drivers/mfd/stm32-lptimer.c | 1 + 1 file changed, 1 insertion(+)