18c2ecf20Sopenharmony_ciTexas Instruments AFE4404 Heart rate and Pulse Oximeter 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciRequired properties: 48c2ecf20Sopenharmony_ci - compatible : Should be "ti,afe4404". 58c2ecf20Sopenharmony_ci - reg : I2C address of the device. 68c2ecf20Sopenharmony_ci - tx-supply : Regulator supply to transmitting LEDs. 78c2ecf20Sopenharmony_ci - interrupts : The interrupt line the device ADC_RDY pin is 88c2ecf20Sopenharmony_ci connected to. For details refer to, 98c2ecf20Sopenharmony_ci ../interrupt-controller/interrupts.txt. 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciOptional properties: 128c2ecf20Sopenharmony_ci - reset-gpios : GPIO used to reset the device. 138c2ecf20Sopenharmony_ci For details refer to, ../gpio/gpio.txt. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ciExample: 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ci&i2c2 { 188c2ecf20Sopenharmony_ci heart_mon@58 { 198c2ecf20Sopenharmony_ci compatible = "ti,afe4404"; 208c2ecf20Sopenharmony_ci reg = <0x58>; 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci tx-supply = <&vbat>; 238c2ecf20Sopenharmony_ci 248c2ecf20Sopenharmony_ci interrupt-parent = <&gpio1>; 258c2ecf20Sopenharmony_ci interrupts = <28 IRQ_TYPE_EDGE_RISING>; 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ci reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>; 288c2ecf20Sopenharmony_ci }; 298c2ecf20Sopenharmony_ci}; 30