1 files changed, 12 insertions, 4 deletions

diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 3093fa898a23..fa62404ba58f 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -10,6 +10,7 @@
 #include <linux/fs.h>
 #include <linux/delay.h>
 #include <linux/root_dev.h>
+#include <linux/clk.h>
 #include <linux/clk-provider.h>
 #include <linux/clocksource.h>
 #include <linux/console.h>
@@ -488,8 +489,9 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 {
         char *str;
         int cpu_id = ptr_to_cpu(v);
-        struct device_node *core_clk = of_find_node_by_name(NULL, "core_clk");
-        u32 freq = 0;
+        struct device *cpu_dev = get_cpu_device(cpu_id);
+        struct clk *cpu_clk;
+        unsigned long freq = 0;
 
         if (!cpu_online(cpu_id)) {
                 seq_printf(m, "processor [%d]\t: Offline\n", cpu_id);
@@ -502,9 +504,15 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 
         seq_printf(m, arc_cpu_mumbojumbo(cpu_id, str, PAGE_SIZE));
 
-        of_property_read_u32(core_clk, "clock-frequency", &freq);
+        cpu_clk = clk_get(cpu_dev, NULL);
+        if (IS_ERR(cpu_clk)) {
+                seq_printf(m, "CPU speed \t: Cannot get clock for processor [%d]\n",
+                           cpu_id);
+        } else {
+                freq = clk_get_rate(cpu_clk);
+        }
         if (freq)
-                seq_printf(m, "CPU speed\t: %u.%02u Mhz\n",
+                seq_printf(m, "CPU speed\t: %lu.%02lu Mhz\n",
                            freq / 1000000, (freq / 10000) % 100);
 
         seq_printf(m, "Bogo MIPS\t: %lu.%02lu\n",