18c2ecf20Sopenharmony_ci* Amlogic audio memory arbiter controller 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciThe Amlogic Audio ARB is a simple device which enables or 48c2ecf20Sopenharmony_cidisables the access of Audio FIFOs to DDR on AXG based SoC. 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ciRequired properties: 78c2ecf20Sopenharmony_ci- compatible: 'amlogic,meson-axg-audio-arb' or 88c2ecf20Sopenharmony_ci 'amlogic,meson-sm1-audio-arb' 98c2ecf20Sopenharmony_ci- reg: physical base address of the controller and length of memory 108c2ecf20Sopenharmony_ci mapped region. 118c2ecf20Sopenharmony_ci- clocks: phandle to the fifo peripheral clock provided by the audio 128c2ecf20Sopenharmony_ci clock controller. 138c2ecf20Sopenharmony_ci- #reset-cells: must be 1. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ciExample on the A113 SoC: 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ciarb: reset-controller@280 { 188c2ecf20Sopenharmony_ci compatible = "amlogic,meson-axg-audio-arb"; 198c2ecf20Sopenharmony_ci reg = <0x0 0x280 0x0 0x4>; 208c2ecf20Sopenharmony_ci #reset-cells = <1>; 218c2ecf20Sopenharmony_ci clocks = <&clkc_audio AUD_CLKID_DDR_ARB>; 228c2ecf20Sopenharmony_ci}; 23