From 55ae162fd521cbe2ba500570692785159777a0ff Mon Sep 17 00:00:00 2001
From: Luc Michel <luc.michel@amd.com>
Date: Fri, 28 Mar 2025 10:24:28 +0100
Subject: [PATCH] fix(zynqmp): fix syscnt frequency for QEMU

QEMU uses a 62.5MHz clock frequency for the ARM generic timers.

Signed-off-by: Luc Michel <luc.michel@amd.com>
Change-Id: Ib846e17feb3cd44878a62add320fa4795fd5c69e
---
 plat/xilinx/zynqmp/aarch64/zynqmp_common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plat/xilinx/zynqmp/aarch64/zynqmp_common.c b/plat/xilinx/zynqmp/aarch64/zynqmp_common.c
index 412238dde..822919b22 100644
--- a/plat/xilinx/zynqmp/aarch64/zynqmp_common.c
+++ b/plat/xilinx/zynqmp/aarch64/zynqmp_common.c
@@ -406,7 +406,7 @@ uint32_t plat_get_syscnt_freq2(void)
 	uint32_t ret = 0U;
 
 	if (ver == ZYNQMP_CSU_VERSION_QEMU) {
-		ret = 65000000U;
+		ret = 62500000U;
 	} else {
 		ret = mmio_read_32((uint64_t)IOU_SCNTRS_BASEFREQ);
 	}