18c2ecf20Sopenharmony_ciMaxim MAX9759 Speaker Amplifier 28c2ecf20Sopenharmony_ci=============================== 38c2ecf20Sopenharmony_ci 48c2ecf20Sopenharmony_ciRequired properties: 58c2ecf20Sopenharmony_ci- compatible : "maxim,max9759" 68c2ecf20Sopenharmony_ci- shutdown-gpios : the gpio connected to the shutdown pin 78c2ecf20Sopenharmony_ci- mute-gpios : the gpio connected to the mute pin 88c2ecf20Sopenharmony_ci- gain-gpios : the 2 gpios connected to the g1 and g2 pins 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciExample: 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_cimax9759: analog-amplifier { 138c2ecf20Sopenharmony_ci compatible = "maxim,max9759"; 148c2ecf20Sopenharmony_ci shutdown-gpios = <&gpio3 20 GPIO_ACTIVE_LOW>; 158c2ecf20Sopenharmony_ci mute-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>; 168c2ecf20Sopenharmony_ci gain-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>, 178c2ecf20Sopenharmony_ci <&gpio3 25 GPIO_ACTIVE_LOW>; 188c2ecf20Sopenharmony_ci}; 19