18c2ecf20Sopenharmony_ciDevice-Tree bindings for MediaTek PMIC based RTC 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciMediaTek PMIC based RTC is an independent function of MediaTek PMIC that works 48c2ecf20Sopenharmony_cias a type of multi-function device (MFD). The RTC can be configured and set up 58c2ecf20Sopenharmony_ciwith PMIC wrapper bus which is a common resource shared with the other 68c2ecf20Sopenharmony_cifunctions found on the same PMIC. 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ciFor MediaTek PMIC MFD bindings, see: 98c2ecf20Sopenharmony_ci../mfd/mt6397.txt 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciFor MediaTek PMIC wrapper bus bindings, see: 128c2ecf20Sopenharmony_ci../soc/mediatek/pwrap.txt 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ciRequired properties: 158c2ecf20Sopenharmony_ci- compatible: Should be one of follows 168c2ecf20Sopenharmony_ci "mediatek,mt6323-rtc": for MT6323 PMIC 178c2ecf20Sopenharmony_ci "mediatek,mt6397-rtc": for MT6397 PMIC 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ciExample: 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ci pmic { 228c2ecf20Sopenharmony_ci compatible = "mediatek,mt6323"; 238c2ecf20Sopenharmony_ci 248c2ecf20Sopenharmony_ci ... 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci rtc { 278c2ecf20Sopenharmony_ci compatible = "mediatek,mt6323-rtc"; 288c2ecf20Sopenharmony_ci }; 298c2ecf20Sopenharmony_ci }; 30