]> Git Repo - linux.git/blobdiff - drivers/clocksource/timer-clint.c
enetc: Migrate to PHYLINK and PCS_LYNX
[linux.git] / drivers / clocksource / timer-clint.c
index 8eeafa82c03d3df9f9603115b8aed31ece17577b..6cfe2ab73eb0ccbd1bc4a8133c418de39373f7d2 100644 (file)
 #include <linux/interrupt.h>
 #include <linux/of_irq.h>
 #include <linux/smp.h>
+#include <linux/timex.h>
+
+#ifndef CONFIG_RISCV_M_MODE
+#include <asm/clint.h>
+#endif
 
 #define CLINT_IPI_OFF          0
 #define CLINT_TIMER_CMP_OFF    0x4000
@@ -31,6 +36,11 @@ static u64 __iomem *clint_timer_val;
 static unsigned long clint_timer_freq;
 static unsigned int clint_timer_irq;
 
+#ifdef CONFIG_RISCV_M_MODE
+u64 __iomem *clint_time_val;
+EXPORT_SYMBOL(clint_time_val);
+#endif
+
 static void clint_send_ipi(const struct cpumask *target)
 {
        unsigned int cpu;
@@ -184,6 +194,14 @@ static int __init clint_timer_init_dt(struct device_node *np)
        clint_timer_val = base + CLINT_TIMER_VAL_OFF;
        clint_timer_freq = riscv_timebase;
 
+#ifdef CONFIG_RISCV_M_MODE
+       /*
+        * Yes, that's an odd naming scheme.  time_val is public, but hopefully
+        * will die in favor of something cleaner.
+        */
+       clint_time_val = clint_timer_val;
+#endif
+
        pr_info("%pOFP: timer running at %ld Hz\n", np, clint_timer_freq);
 
        rc = clocksource_register_hz(&clint_clocksource, clint_timer_freq);
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