arm: vexpress64: Fix counter frequency

The arch timer on 64-bit Arm Ltd. platforms is driven by a 24 MHz
crystal oscillator, so the frequency is not 25165824 MHz, as the current
code suggests.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/include/configs/vexpress_aemv8a.h b/include/configs/vexpress_aemv8a.h
index 09cdd3d..e63c335 100644 (file)
--- a/include/configs/vexpress_aemv8a.h
+++ b/include/configs/vexpress_aemv8a.h
@@ -68,7 +68,7 @@
 #define V2M_SYS_CFGSTAT                        (V2M_SYSREGS + 0x0a8)
 
 /* Generic Timer Definitions */
-#define COUNTER_FREQUENCY              (0x1800000)     /* 24MHz */
+#define COUNTER_FREQUENCY              24000000        /* 24MHz */
 
 /* Generic Interrupt Controller Definitions */
 #ifdef CONFIG_GICV3