From: Erwan Le Ray <erwan.leray@st.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@st.com>,
Rob Herring <robh+dt@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>
Cc: <linux-serial@vger.kernel.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
Erwan Le Ray <erwan.leray@st.com>,
"Fabrice Gasnier" <fabrice.gasnier@st.com>,
Bich Hemon <bich.hemon@st.com>
Subject: [PATCH 01/10] dt-bindings: serial: stm32: add wakeup option
Date: Tue, 4 Jun 2019 10:55:10 +0200 [thread overview]
Message-ID: <1559638519-6128-2-git-send-email-erwan.leray@st.com> (raw)
In-Reply-To: <1559638519-6128-1-git-send-email-erwan.leray@st.com>
Add a note for enabling wakeup capabilities of usart
Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>
diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
index 9d3efed..5ec80c1 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
+++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
@@ -19,6 +19,11 @@ Optional properties:
linux,rs485-enabled-at-boot-time: see rs485.txt.
- dmas: phandle(s) to DMA controller node(s). Refer to stm32-dma.txt
- dma-names: "rx" and/or "tx"
+- wakeup-source: bool flag to indicate this device has wakeup capabilities
+- interrupt-names, if optional wake-up interrupt is used, should be:
+ - "event": the name for the interrupt line of the USART instance
+ - "wakeup" the name for the optional wake-up interrupt
+
Examples:
usart4: serial@40004c00 {
--
1.9.1
next prev parent reply other threads:[~2019-06-04 8:56 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-04 8:55 [PATCH 00/10] STM32 usart power improvements Erwan Le Ray
2019-06-04 8:55 ` Erwan Le Ray [this message]
2019-06-04 8:55 ` [PATCH 02/10] dt-bindings: serial: add optional pinctrl states Erwan Le Ray
2019-06-04 8:55 ` [PATCH 03/10] serial: stm32: select pinctrl state in each suspend/resume function Erwan Le Ray
2019-06-04 8:55 ` [PATCH 04/10] serial: stm32: add pm_runtime support Erwan Le Ray
2019-06-10 16:48 ` Greg Kroah-Hartman
2019-06-04 8:55 ` [PATCH 05/10] serial: stm32: Use __maybe_unused instead of #if CONFIG_PM_SLEEP Erwan Le Ray
2019-06-04 8:55 ` [PATCH 06/10] serial: stm32: add support for no_console_suspend Erwan Le Ray
2019-06-04 8:55 ` [PATCH 07/10] ARM: dts: stm32: update uart4 pin configurations for low power Erwan Le Ray
2019-06-04 8:55 ` [PATCH 08/10] ARM: dts: stm32: Update pin states for uart4 on stm32mp157c-ed1 Erwan Le Ray
2019-06-04 8:55 ` [PATCH 09/10] ARM: dts: stm32: Update UART4 pin states on stm32mp157a-dk1 Erwan Le Ray
2019-06-04 8:55 ` [PATCH 10/10] ARM: dts: stm32: add wakeup capability on each usart/uart on stm32mp157c Erwan Le Ray
2019-06-10 16:00 ` [PATCH 00/10] STM32 usart power improvements Alexandre Torgue
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