Merge branch 'v3.10/topic/big.LITTLE' into linux-linaro-lsk-v3.10

[firefly-linux-kernel-4.4.55.git] / include / clocksource / arm_arch_timer.h

diff --git a/include/clocksource/arm_arch_timer.h b/include/clocksource/arm_arch_timer.h
index c463ce990c48b9a6f5742a45ac741b91371aae4f..6d26b40cbf5d29c7d80c83a9fe22b4f9e85a0b70 100644 (file)
--- a/include/clocksource/arm_arch_timer.h
+++ b/include/clocksource/arm_arch_timer.h
@@ -23,16 +23,30 @@
 #define ARCH_TIMER_CTRL_IT_MASK                (1 << 1)
 #define ARCH_TIMER_CTRL_IT_STAT                (1 << 2)
 
-#define ARCH_TIMER_REG_CTRL            0
-#define ARCH_TIMER_REG_TVAL            1
+enum arch_timer_reg {
+       ARCH_TIMER_REG_CTRL,
+       ARCH_TIMER_REG_TVAL,
+};
 
 #define ARCH_TIMER_PHYS_ACCESS         0
 #define ARCH_TIMER_VIRT_ACCESS         1
+#define ARCH_TIMER_MEM_PHYS_ACCESS     2
+#define ARCH_TIMER_MEM_VIRT_ACCESS     3
+
+#define ARCH_TIMER_USR_PCT_ACCESS_EN   (1 << 0) /* physical counter */
+#define ARCH_TIMER_USR_VCT_ACCESS_EN   (1 << 1) /* virtual counter */
+#define ARCH_TIMER_VIRT_EVT_EN         (1 << 2)
+#define ARCH_TIMER_EVT_TRIGGER_SHIFT   (4)
+#define ARCH_TIMER_EVT_TRIGGER_MASK    (0xF << ARCH_TIMER_EVT_TRIGGER_SHIFT)
+#define ARCH_TIMER_USR_VT_ACCESS_EN    (1 << 8) /* virtual timer registers */
+#define ARCH_TIMER_USR_PT_ACCESS_EN    (1 << 9) /* physical timer registers */
+
+#define ARCH_TIMER_EVT_STREAM_FREQ     10000   /* 100us */
 
 #ifdef CONFIG_ARM_ARCH_TIMER
 
 extern u32 arch_timer_get_rate(void);
-extern u64 arch_timer_read_counter(void);
+extern u64 (*arch_timer_read_counter)(void);
 extern struct timecounter *arch_timer_get_timecounter(void);
 
 #else