From 5325d844fdae416993c41271a6460fd1c81c6172 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Mon, 10 Nov 2014 17:34:42 -0300 Subject: [PATCH] [media] si4713: add DT binding documentation This patch adds the DT bindings documentation for Silicon Labs Si4713 FM radio transmitter. Signed-off-by: Sebastian Reichel Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/media/si4713.txt | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/si4713.txt diff --git a/Documentation/devicetree/bindings/media/si4713.txt b/Documentation/devicetree/bindings/media/si4713.txt new file mode 100644 index 000000000000..5ee5552d3465 --- /dev/null +++ b/Documentation/devicetree/bindings/media/si4713.txt @@ -0,0 +1,30 @@ +* Silicon Labs FM Radio transmitter + +The Silicon Labs Si4713 is an FM radio transmitter with receive power scan +supporting 76-108 MHz. It includes an RDS encoder and has both, a stereo-analog +and a digital interface, which supports I2S, left-justified and a custom +DSP-mode format. It is programmable through an I2C interface. + +Required Properties: +- compatible: Should contain "silabs,si4713" +- reg: the I2C address of the device + +Optional Properties: +- interrupts-extended: Interrupt specifier for the chips interrupt +- reset-gpios: GPIO specifier for the chips reset line +- vdd-supply: phandle for Vdd regulator +- vio-supply: phandle for Vio regulator + +Example: + +&i2c2 { + fmtx: si4713@63 { + compatible = "silabs,si4713"; + reg = <0x63>; + + interrupts-extended = <&gpio2 21 IRQ_TYPE_EDGE_FALLING>; /* 53 */ + reset-gpios = <&gpio6 3 GPIO_ACTIVE_HIGH>; /* 163 */ + vio-supply = <&vio>; + vdd-supply = <&vaux1>; + }; +}; -- 2.34.1