ARM: ux500: add support for clocksource DBX500 PRCMU
This patch adds support for the DBX500 PRCMU clocksource
to ux500 platforms.
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Mattias Wallin <mattias.wallin@stericsson.co>
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 1da23bb..c0e4593 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -10,6 +10,7 @@
#include <linux/clk.h>
#include <linux/mfd/db8500-prcmu.h>
#include <linux/mfd/db5500-prcmu.h>
+#include <linux/clksrc-dbx500-prcmu.h>
#include <asm/cacheflush.h>
#include <asm/hardware/cache-l2x0.h>
@@ -140,7 +141,15 @@
else
ux500_unknown_soc();
+ if (cpu_is_u8500())
+ clksrc_dbx500_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE);
+ else if (cpu_is_u5500())
+ clksrc_dbx500_timer_base = __io_address(U5500_PRCMU_TIMER_3_BASE);
+ else
+ ux500_unknown_soc();
+
nmdk_timer_init();
+ clksrc_dbx500_prcmu_init();
}
struct sys_timer ux500_timer = {