[PATCH v4 3/3] ARM: dts: mstar: Add rtc device node

Romain Perier romain.perier at gmail.com
Mon Aug 23 10:16:13 PDT 2021


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 at gmail.com>
---
 arch/arm/boot/dts/mstar-v7.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/mstar-v7.dtsi b/arch/arm/boot/dts/mstar-v7.dtsi
index 982dba9d28eb..89ebfe4f29da 100644
--- a/arch/arm/boot/dts/mstar-v7.dtsi
+++ b/arch/arm/boot/dts/mstar-v7.dtsi
@@ -110,12 +110,20 @@ reboot {
 				mask = <0x79>;
 			};
 
+			rtc at 2400 {
+				compatible = "mstar,msc313-rtc";
+				reg = <0x2400 0x40>;
+				clocks = <&xtal_div2>;
+				interrupts-extended = <&intc_irq GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+			};
+
 			watchdog at 6000 {
 				compatible = "mstar,msc313e-wdt";
 				reg = <0x6000 0x1f>;
 				clocks = <&xtal_div2>;
 			};
 
+
 			intc_fiq: interrupt-controller at 201310 {
 				compatible = "mstar,mst-intc";
 				reg = <0x201310 0x40>;
-- 
2.30.2




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