18c2ecf20Sopenharmony_ci* VIA VT8500 and WonderMedia WM8xxx UART Controller 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciRequired properties: 48c2ecf20Sopenharmony_ci- compatible: should be "via,vt8500-uart" (for VIA/WonderMedia chips up to and 58c2ecf20Sopenharmony_ci including WM8850/WM8950), or "wm,wm8880-uart" (for WM8880 and later) 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci- reg: base physical address of the controller and length of memory mapped 88c2ecf20Sopenharmony_ci region. 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci- interrupts: hardware interrupt number 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci- clocks: shall be the input parent clock phandle for the clock. This should 138c2ecf20Sopenharmony_ci be the 24Mhz reference clock. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ciAliases may be defined to ensure the correct ordering of the uarts. 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ciExample: 188c2ecf20Sopenharmony_ci aliases { 198c2ecf20Sopenharmony_ci serial0 = &uart0; 208c2ecf20Sopenharmony_ci }; 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci uart0: serial@d8200000 { 238c2ecf20Sopenharmony_ci compatible = "via,vt8500-uart"; 248c2ecf20Sopenharmony_ci reg = <0xd8200000 0x1040>; 258c2ecf20Sopenharmony_ci interrupts = <32>; 268c2ecf20Sopenharmony_ci clocks = <&clkuart0>; 278c2ecf20Sopenharmony_ci }; 28