File Improve-Allwinner-A64-timer-workaround.patch of Package u-boot

--- u-boot-c784be467aa7d111f149c2a54557e8828bc5775a/arch/arm/cpu/armv8/generic_timer.c.orig	2021-03-10 18:44:07.000000000 +0100
+++ u-boot-c784be467aa7d111f149c2a54557e8828bc5775a/arch/arm/cpu/armv8/generic_timer.c	2021-05-22 21:36:48.565156255 +0200
@@ -69,7 +69,7 @@ unsigned long timer_read_counter(void)
 	isb();
 	do {
 		asm volatile("mrs %0, cntpct_el0" : "=r" (cntpct));
-	} while (((cntpct + 1) & GENMASK(10, 0)) <= 1);
+	} while (((cntpct + 1) & GENMASK(8, 0)) <= 1);
 
 	return cntpct;
 }