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Mon, 30 Sep 2019 17:39:44 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 3EFF44B; Mon, 30 Sep 2019 15:39:41 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas23.st.com [10.75.90.46]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 999282A45FB; Mon, 30 Sep 2019 17:39:40 +0200 (CEST) Received: from SAFEX1HUBCAS22.st.com (10.75.90.92) by SAFEX1HUBCAS23.st.com (10.75.90.46) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 30 Sep 2019 17:39:40 +0200 Received: from localhost (10.48.0.192) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 30 Sep 2019 17:39:39 +0200 From: Fabrice Gasnier To: , Subject: [PATCH 1/2] dt-bindings: pwm-stm32: document pinctrl sleep state Date: Mon, 30 Sep 2019 17:39:10 +0200 Message-ID: <1569857951-20007-2-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1569857951-20007-1-git-send-email-fabrice.gasnier@st.com> References: <1569857951-20007-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.0.192] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,1.0.8 definitions=2019-09-30_09:2019-09-30,2019-09-30 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190930_083953_553300_9A082884 X-CRM114-Status: GOOD ( 14.14 ) X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.2 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 [91.207.212.93 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 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, linux-pwm@vger.kernel.org, linux-kernel@vger.kernel.org, mcoquelin.stm32@gmail.com, fabrice.gasnier@st.com, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, benjamin.gaignard@st.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add documentation for pinctrl sleep state that can be used by STM32 timers PWM. Signed-off-by: Fabrice Gasnier --- Documentation/devicetree/bindings/pwm/pwm-stm32.txt | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pwm/pwm-stm32.txt b/Documentation/devicetree/bindings/pwm/pwm-stm32.txt index a8690bf..f1620c1 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-stm32.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-stm32.txt @@ -5,8 +5,9 @@ See ../mfd/stm32-timers.txt for details about the parent node. Required parameters: - compatible: Must be "st,stm32-pwm". -- pinctrl-names: Set to "default". -- pinctrl-0: List of phandles pointing to pin configuration nodes for PWM module. +- pinctrl-names: Set to "default". An additional "sleep" state can be + defined to set pins in sleep state when in low power. +- pinctrl-n: List of phandles pointing to pin configuration nodes for PWM module. For Pinctrl properties see ../pinctrl/pinctrl-bindings.txt - #pwm-cells: Should be set to 3. This PWM chip uses the default 3 cells bindings defined in pwm.txt. @@ -32,7 +33,8 @@ Example: compatible = "st,stm32-pwm"; #pwm-cells = <3>; pinctrl-0 = <&pwm1_pins>; - pinctrl-names = "default"; + pinctrl-1 = <&pwm1_sleep_pins>; + pinctrl-names = "default", "sleep"; st,breakinput = <0 1 5>; }; };