diff mbox series

[v5,13/17] arm: socfpga: stratix10: Initialize timer in SPL

Message ID 1584019434-45856-14-git-send-email-chee.hong.ang@intel.com
State Superseded
Delegated to: Simon Goldschmidt
Headers show
Series Enable ARM Trusted Firmware for U-Boot | expand

Commit Message

Ang, Chee Hong March 12, 2020, 1:23 p.m. UTC 
From: Chee Hong Ang <chee.hong.ang@intel.com>

Initialize timer in SPL running in secure mode (EL3)
and skip timer initialization in U-Boot proper running in
non-secure mode (EL2).

Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com>
---
 arch/arm/mach-socfpga/timer_s10.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm/mach-socfpga/timer_s10.c b/arch/arm/mach-socfpga/timer_s10.c
index 5723789..0fa56c3 100644
--- a/arch/arm/mach-socfpga/timer_s10.c
+++ b/arch/arm/mach-socfpga/timer_s10.c
@@ -13,6 +13,7 @@ 
  */
 int timer_init(void)
 {
+#ifdef CONFIG_SPL_BUILD
 	int enable = 0x3;	/* timer enable + output signal masked */
 	int loadval = ~0;
 
@@ -21,6 +22,6 @@  int timer_init(void)
 	/* enable processor pysical counter */
 	asm volatile("msr cntp_ctl_el0, %0" : : "r" (enable));
 	asm volatile("msr cntp_tval_el0, %0" : : "r" (loadval));
-
+#endif
 	return 0;
 }