18c2ecf20Sopenharmony_ciNXP LPC1788 real-time clock 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciThe LPC1788 RTC provides calendar and clock functionality 48c2ecf20Sopenharmony_citogether with periodic tick and alarm interrupt support. 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ciRequired properties: 78c2ecf20Sopenharmony_ci- compatible : must contain "nxp,lpc1788-rtc" 88c2ecf20Sopenharmony_ci- reg : Specifies base physical address and size of the registers. 98c2ecf20Sopenharmony_ci- interrupts : A single interrupt specifier. 108c2ecf20Sopenharmony_ci- clocks : Must contain clock specifiers for rtc and register clock 118c2ecf20Sopenharmony_ci- clock-names : Must contain "rtc" and "reg" 128c2ecf20Sopenharmony_ci See ../clocks/clock-bindings.txt for details. 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ciExample: 158c2ecf20Sopenharmony_cirtc: rtc@40046000 { 168c2ecf20Sopenharmony_ci compatible = "nxp,lpc1788-rtc"; 178c2ecf20Sopenharmony_ci reg = <0x40046000 0x1000>; 188c2ecf20Sopenharmony_ci interrupts = <47>; 198c2ecf20Sopenharmony_ci clocks = <&creg_clk 0>, <&ccu1 CLK_CPU_BUS>; 208c2ecf20Sopenharmony_ci clock-names = "rtc", "reg"; 218c2ecf20Sopenharmony_ci}; 22