18c2ecf20Sopenharmony_ciNVIDIA Tegra audio complex, with RT5640 CODEC 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciRequired properties: 48c2ecf20Sopenharmony_ci- compatible : "nvidia,tegra-audio-rt5640" 58c2ecf20Sopenharmony_ci- clocks : Must contain an entry for each entry in clock-names. 68c2ecf20Sopenharmony_ci See ../clocks/clock-bindings.txt for details. 78c2ecf20Sopenharmony_ci- clock-names : Must include the following entries: 88c2ecf20Sopenharmony_ci - pll_a 98c2ecf20Sopenharmony_ci - pll_a_out0 108c2ecf20Sopenharmony_ci - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) 118c2ecf20Sopenharmony_ci- nvidia,model : The user-visible name of this sound complex. 128c2ecf20Sopenharmony_ci- nvidia,audio-routing : A list of the connections between audio components. 138c2ecf20Sopenharmony_ci Each entry is a pair of strings, the first being the connection's sink, 148c2ecf20Sopenharmony_ci the second being the connection's source. Valid names for sources and 158c2ecf20Sopenharmony_ci sinks are the RT5640's pins (as documented in its binding), and the jacks 168c2ecf20Sopenharmony_ci on the board: 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ci * Headphones 198c2ecf20Sopenharmony_ci * Speakers 208c2ecf20Sopenharmony_ci * Mic Jack 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci- nvidia,i2s-controller : The phandle of the Tegra I2S controller that's 238c2ecf20Sopenharmony_ci connected to the CODEC. 248c2ecf20Sopenharmony_ci- nvidia,audio-codec : The phandle of the RT5640 audio codec. This binding 258c2ecf20Sopenharmony_ci assumes that AIF1 on the CODEC is connected to Tegra. 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ciOptional properties: 288c2ecf20Sopenharmony_ci- nvidia,hp-det-gpios : The GPIO that detects headphones are plugged in 298c2ecf20Sopenharmony_ci 308c2ecf20Sopenharmony_ciExample: 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_cisound { 338c2ecf20Sopenharmony_ci compatible = "nvidia,tegra-audio-rt5640-dalmore", 348c2ecf20Sopenharmony_ci "nvidia,tegra-audio-rt5640"; 358c2ecf20Sopenharmony_ci nvidia,model = "NVIDIA Tegra Dalmore"; 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_ci nvidia,audio-routing = 388c2ecf20Sopenharmony_ci "Headphones", "HPOR", 398c2ecf20Sopenharmony_ci "Headphones", "HPOL", 408c2ecf20Sopenharmony_ci "Speakers", "SPORP", 418c2ecf20Sopenharmony_ci "Speakers", "SPORN", 428c2ecf20Sopenharmony_ci "Speakers", "SPOLP", 438c2ecf20Sopenharmony_ci "Speakers", "SPOLN"; 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ci nvidia,i2s-controller = <&tegra_i2s1>; 468c2ecf20Sopenharmony_ci nvidia,audio-codec = <&rt5640>; 478c2ecf20Sopenharmony_ci 488c2ecf20Sopenharmony_ci nvidia,hp-det-gpios = <&gpio 143 0>; /* GPIO PR7 */ 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ci clocks = <&tegra_car 216>, <&tegra_car 217>, <&tegra_car 120>; 518c2ecf20Sopenharmony_ci clock-names = "pll_a", "pll_a_out0", "mclk"; 528c2ecf20Sopenharmony_ci}; 53