From: Srinivas Neeli <srinivas.neeli@xxxxxxxxxx>
As per the design specification
"The 16-bit Seconds Calibration Value represents the number of
Oscillator Ticks that are required to measure the largest time
period that is less than or equal to 1 second.
For an oscillator that is 32.768 KHz, this value will be 0x7FFF."
Signed-off-by: Srinivas Neeli <srinivas.neeli@xxxxxxxxxx>
Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx>
---
arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 80332e3b4d6a..da54a2d35552 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -663,7 +663,7 @@ rtc: rtc@ffa60000 {
interrupt-parent = <&gic>;
interrupts = <0 26 4>, <0 27 4>;
interrupt-names = "alarm", "sec";
- calibration = <0x8000>;
+ calibration = <0x7FFF>;
};
sata: ahci@fd0c0000 {
--
2.31.1
