[PATCH 2/3] clocksource: versatile: adapt for Versatile AB and PB boards

The same 24MHz counter is also present on Versatile AB and PB boards, so
add the compatible string for them.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Sudeep Holla <redacted>
Cc: Lorenzo Pieralisi <redacted>
Cc: Daniel Lezcano <redacted>
Cc: Thomas Gleixner <redacted>
---
 drivers/clocksource/versatile.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/clocksource/versatile.c b/drivers/clocksource/versatile.c
index 2798e74..0a26d3d 100644
--- a/drivers/clocksource/versatile.c
+++ b/drivers/clocksource/versatile.c

@@ -36,5 +36,7 @@ static void __init versatile_sched_clock_init(struct device_node *node)
 
 	sched_clock_register(versatile_sys_24mhz_read, 32, 24000000);
 }
-CLOCKSOURCE_OF_DECLARE(versatile, "arm,vexpress-sysreg",
+CLOCKSOURCE_OF_DECLARE(vexpress, "arm,vexpress-sysreg",
+		       versatile_sched_clock_init);
+CLOCKSOURCE_OF_DECLARE(versatile, "arm,versatile-sysreg",
 		       versatile_sched_clock_init);