tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1Spreadtrum SC27xx Real Time Clock
2
3Required properties:
4- compatible: should be "sprd,sc2731-rtc".
5- reg: address offset of rtc register.
6- interrupt-parent: phandle for the interrupt controller.
7- interrupts: rtc alarm interrupt.
8
9Example:
10
11 sc2731_pmic: pmic@0 {
12 compatible = "sprd,sc2731";
13 reg = <0>;
14 spi-max-frequency = <26000000>;
15 interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
16 interrupt-controller;
17 #interrupt-cells = <2>;
18 #address-cells = <1>;
19 #size-cells = <0>;
20
21 rtc@280 {
22 compatible = "sprd,sc2731-rtc";
23 reg = <0x280>;
24 interrupt-parent = <&sc2731_pmic>;
25 interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
26 };
27 };