[PATCH] ARM: at91: common: guard ATMEL_PIT code by ifdef

Eugen Hristev eugen.hristev at microchip.com
Thu Aug 20 15:11:52 CEST 2020


Atmel PIT timer is not available for next products that
have another timer hardware block.
To be able to use the common at91 code, guard the code that uses PIT
by ifdefs.

Signed-off-by: Eugen Hristev <eugen.hristev at microchip.com>
---
 arch/arm/mach-at91/armv7/cpu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/mach-at91/armv7/cpu.c b/arch/arm/mach-at91/armv7/cpu.c
index a8f4356ce9..8b7355042b 100644
--- a/arch/arm/mach-at91/armv7/cpu.c
+++ b/arch/arm/mach-at91/armv7/cpu.c
@@ -29,6 +29,7 @@ int arch_cpu_init(void)
 
 void arch_preboot_os(void)
 {
+#if (IS_ENABLED(CONFIG_ATMEL_PIT_TIMER))
 	ulong cpiv;
 	at91_pit_t *pit = (at91_pit_t *)ATMEL_BASE_PIT;
 
@@ -40,6 +41,7 @@ void arch_preboot_os(void)
 	 * without waiting for wrapping back to 0
 	 */
 	writel(cpiv + 0x1000, &pit->mr);
+#endif
 }
 
 #if defined(CONFIG_DISPLAY_CPUINFO)
-- 
2.25.1



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