From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Gaignard Subject: [PATCH v3 5/7] IIO: add bindings for stm32 timer trigger driver Date: Fri, 2 Dec 2016 11:17:20 +0100 Message-ID: <1480673842-20804-6-git-send-email-benjamin.gaignard@st.com> References: <1480673842-20804-1-git-send-email-benjamin.gaignard@st.com> Return-path: In-Reply-To: <1480673842-20804-1-git-send-email-benjamin.gaignard@st.com> Sender: linux-pwm-owner@vger.kernel.org To: lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, alexandre.torgue@st.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, thierry.reding@gmail.com, linux-pwm@vger.kernel.org, jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: fabrice.gasnier@st.com, gerald.baeza@st.com, arnaud.pouliquen@st.com, linus.walleij@linaro.org, linaro-kernel@lists.linaro.org, benjamin.gaignard@linaro.org, Benjamin Gaignard List-Id: devicetree@vger.kernel.org Define bindings for stm32 timer trigger version 3: - change file name - add cross reference with mfd bindings version 2: - only keep one compatible - add DT parameters to set lists of the triggers: one list describe the triggers created by the device another one give the triggers accepted by the device Signed-off-by: Benjamin Gaignard --- .../bindings/iio/timer/stm32-timer-trigger.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt diff --git a/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt b/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt new file mode 100644 index 0000000..858816d --- /dev/null +++ b/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt @@ -0,0 +1,39 @@ +timer trigger bindings for STM32 + +Must be a sub-node of STM32 general purpose timer driver +Parent node properties are describe in ../mfd/stm32-general-purpose-timer.txt + +Required parameters: +- compatible: must be "st,stm32-iio-timer" +- interrupts: Interrupt for this device + See ../interrupt-controller/st,stm32-exti.txt + +Optional parameters: +- st,input-triggers-names: List of the possible input triggers for + the device +- st,output-triggers-names: List of the possible output triggers for + the device + +Possible triggers are defined in include/dt-bindings/iio/timer/st,stm32-timer-trigger.h + +Example: + gptimer1: gptimer1@40010000 { + compatible = "st,stm32-gptimer"; + reg = <0x40010000 0x400>; + clocks = <&rcc 0 160>; + clock-names = "clk_int"; + + timer1@0 { + compatible = "st,stm32-timer-trigger"; + interrupts = <27>; + st,input-triggers-names = TIM5_TRGO, + TIM2_TRGO, + TIM4_TRGO, + TIM3_TRGO; + st,output-triggers-names = TIM1_TRGO, + TIM1_CH1, + TIM1_CH2, + TIM1_CH3, + TIM1_CH4; + }; + }; -- 1.9.1