1*4882a593SmuzhiyunTexas Instruments AFE4403 Heart rate and Pulse Oximeter 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunRequired properties: 4*4882a593Smuzhiyun - compatible : Should be "ti,afe4403". 5*4882a593Smuzhiyun - reg : SPI chip select address of device. 6*4882a593Smuzhiyun - tx-supply : Regulator supply to transmitting LEDs. 7*4882a593Smuzhiyun - interrupts : The interrupt line the device ADC_RDY pin is 8*4882a593Smuzhiyun connected to. For details refer to, 9*4882a593Smuzhiyun ../../interrupt-controller/interrupts.txt. 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunOptional properties: 12*4882a593Smuzhiyun - reset-gpios : GPIO used to reset the device. 13*4882a593Smuzhiyun For details refer to, ../../gpio/gpio.txt. 14*4882a593Smuzhiyun 15*4882a593SmuzhiyunFor other required and optional properties of SPI slave nodes 16*4882a593Smuzhiyunplease refer to ../../spi/spi-bus.txt. 17*4882a593Smuzhiyun 18*4882a593SmuzhiyunExample: 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun&spi0 { 21*4882a593Smuzhiyun heart_mon@0 { 22*4882a593Smuzhiyun compatible = "ti,afe4403"; 23*4882a593Smuzhiyun reg = <0>; 24*4882a593Smuzhiyun spi-max-frequency = <10000000>; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun tx-supply = <&vbat>; 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun interrupt-parent = <&gpio1>; 29*4882a593Smuzhiyun interrupts = <28 IRQ_TYPE_EDGE_RISING>; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>; 32*4882a593Smuzhiyun }; 33*4882a593Smuzhiyun}; 34