rtc-meson.txt (1112B)
1* Amlogic Meson6, Meson8, Meson8b and Meson8m2 RTC 2 3Required properties: 4- compatible: should be one of the following describing the hardware: 5 * "amlogic,meson6-rtc" 6 * "amlogic,meson8-rtc" 7 * "amlogic,meson8b-rtc" 8 * "amlogic,meson8m2-rtc" 9 10- reg: physical register space for the controller's memory mapped registers. 11- interrupts: the interrupt line of the RTC block. 12- clocks: reference to the external 32.768kHz crystal oscillator. 13- vdd-supply: reference to the power supply of the RTC block. 14- resets: reset controller reference to allow reset of the controller 15 16Optional properties for the battery-backed non-volatile memory: 17- #address-cells: should be 1 to address the battery-backed non-volatile memory 18- #size-cells: should be 1 to reference the battery-backed non-volatile memory 19 20Optional child nodes: 21- see ../nvmem/nvmem.txt 22 23Example: 24 25 rtc: rtc@740 { 26 compatible = "amlogic,meson6-rtc"; 27 reg = <0x740 0x14>; 28 interrupts = <GIC_SPI 72 IRQ_TYPE_EDGE_RISING>; 29 clocks = <&rtc32k_xtal>; 30 vdd-supply = <&rtc_vdd>; 31 resets = <&reset RESET_RTC>; 32 33 #address-cells = <1>; 34 #size-cells = <1>; 35 };