18c2ecf20Sopenharmony_ciPalmas RTC controller bindings 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciRequired properties: 48c2ecf20Sopenharmony_ci- compatible: 58c2ecf20Sopenharmony_ci - "ti,palmas-rtc" for palma series of the RTC controller 68c2ecf20Sopenharmony_ci- interrupts: Interrupt number of RTC submodule on device. 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ciOptional properties: 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci- ti,backup-battery-chargeable: The Palmas series device like TPS65913 or 118c2ecf20Sopenharmony_ci TPS80036 supports the backup battery for powering the RTC when main 128c2ecf20Sopenharmony_ci battery is removed or in very low power state. The backup battery 138c2ecf20Sopenharmony_ci can be chargeable or non-chargeable. This flag will tells whether 148c2ecf20Sopenharmony_ci battery is chargeable or not. If charging battery then driver can 158c2ecf20Sopenharmony_ci enable the charging. 168c2ecf20Sopenharmony_ci- ti,backup-battery-charge-high-current: Enable high current charging in 178c2ecf20Sopenharmony_ci backup battery. Device supports the < 100uA and > 100uA charging. 188c2ecf20Sopenharmony_ci The high current will be > 100uA. Absence of this property will 198c2ecf20Sopenharmony_ci charge battery to lower current i.e. < 100uA. 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ciExample: 228c2ecf20Sopenharmony_ci palmas: tps65913@58 { 238c2ecf20Sopenharmony_ci ... 248c2ecf20Sopenharmony_ci palmas_rtc: rtc { 258c2ecf20Sopenharmony_ci compatible = "ti,palmas-rtc"; 268c2ecf20Sopenharmony_ci interrupt-parent = <&palmas>; 278c2ecf20Sopenharmony_ci interrupts = <8 0>; 288c2ecf20Sopenharmony_ci ti,backup-battery-chargeable; 298c2ecf20Sopenharmony_ci ti,backup-battery-charge-high-current; 308c2ecf20Sopenharmony_ci }; 318c2ecf20Sopenharmony_ci ... 328c2ecf20Sopenharmony_ci }; 33