ARM: dts: mstar: Add rtc device node

This adds the definition of the rtc device node. The RTC being able to
work with the oscillator at 12Mhz for now, it shares the same xtal than
the watchdog.

Signed-off-by: Romain Perier <romain.perier@gmail.com>
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Link: https://lore.kernel.org/all/20210823171613.18941-4-romain.perier@gmail.com

diff --git a/arch/arm/boot/dts/mstar-v7.dtsi b/arch/arm/boot/dts/mstar-v7.dtsi
index 2273295e140f1dd74f870ed4a110b72a4e8c6b20..de8bee346dc0b558d8cef196edd0c054ceee8c9b 100644 (file)
--- a/arch/arm/boot/dts/mstar-v7.dtsi
+++ b/arch/arm/boot/dts/mstar-v7.dtsi
@@ -109,12 +109,20 @@
                                mask = <0x79>;
                        };
 
+                       rtc@2400 {
+                               compatible = "mstar,msc313-rtc";
+                               reg = <0x2400 0x40>;
+                               clocks = <&xtal_div2>;
+                               interrupts-extended = <&intc_irq GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+                       };
+
                        watchdog@6000 {
                                compatible = "mstar,msc313e-wdt";
                                reg = <0x6000 0x1f>;
                                clocks = <&xtal_div2>;
                        };
 
+
                        intc_fiq: interrupt-controller@201310 {
                                compatible = "mstar,mst-intc";
                                reg = <0x201310 0x40>;