18c2ecf20Sopenharmony_ciRT274 audio CODEC 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciThis device supports I2C only. 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ciRequired properties: 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci- compatible : "realtek,rt274". 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci- reg : The I2C address of the device. 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciOptional properties: 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci- interrupts : The CODEC's interrupt output. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ciPins on the device (for linking into audio routes) for RT274: 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ci * DMIC1 Pin 198c2ecf20Sopenharmony_ci * DMIC2 Pin 208c2ecf20Sopenharmony_ci * MIC 218c2ecf20Sopenharmony_ci * LINE1 228c2ecf20Sopenharmony_ci * LINE2 238c2ecf20Sopenharmony_ci * HPO Pin 248c2ecf20Sopenharmony_ci * SPDIF 258c2ecf20Sopenharmony_ci * LINE3 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ciExample: 288c2ecf20Sopenharmony_ci 298c2ecf20Sopenharmony_cirt274: codec@1c { 308c2ecf20Sopenharmony_ci compatible = "realtek,rt274"; 318c2ecf20Sopenharmony_ci reg = <0x1c>; 328c2ecf20Sopenharmony_ci interrupts = <7 IRQ_TYPE_EDGE_FALLING>; 338c2ecf20Sopenharmony_ci}; 34