1 files changed, 7 insertions, 10 deletions

diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 151acf0c9383..f63b8bfefb0c 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -13,7 +13,6 @@
 #include <linux/console.h>
 #include <linux/module.h>
 #include <linux/cpu.h>
-#include <linux/clk-provider.h>
 #include <linux/of_fdt.h>
 #include <linux/of_platform.h>
 #include <linux/cache.h>
@@ -24,7 +23,6 @@
 #include <asm/page.h>
 #include <asm/irq.h>
 #include <asm/unwind.h>
-#include <asm/clk.h>
 #include <asm/mach_desc.h>
 #include <asm/smp.h>
 
@@ -220,10 +218,6 @@ static char *arc_cpu_mumbojumbo(int cpu_id, char *buf, int len)
         if (tbl->info.id == 0)
                 n += scnprintf(buf + n, len - n, "UNKNOWN ARC Processor\n");
 
-        n += scnprintf(buf + n, len - n, "CPU speed\t: %u.%02u Mhz\n",
-                       (unsigned int)(arc_get_core_freq() / 1000000),
-                       (unsigned int)(arc_get_core_freq() / 10000) % 100);
-
         n += scnprintf(buf + n, len - n, "Timers\t\t: %s%s%s%s\nISA Extn\t: ",
                        IS_AVAIL1(cpu->extn.timer0, "Timer0 "),
                        IS_AVAIL1(cpu->extn.timer1, "Timer1 "),
@@ -314,9 +308,6 @@ static void arc_chk_core_config(void)
         if (!cpu->extn.timer1)
                 panic("Timer1 is not present!\n");
 
-        if (IS_ENABLED(CONFIG_ARC_HAS_RTC) && !cpu->extn.rtc)
-                panic("RTC is not present\n");
-
 #ifdef CONFIG_ARC_HAS_DCCM
         /*
          * DCCM can be arbit placed in hardware.
@@ -444,7 +435,6 @@ void __init setup_arch(char **cmdline_p)
 
 static int __init customize_machine(void)
 {
-        of_clk_init(NULL);
         /*
          * Traverses flattened DeviceTree - registering platform devices
          * (if any) complete with their resources
@@ -477,6 +467,8 @@ 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;
 
         if (!cpu_online(cpu_id)) {
                 seq_printf(m, "processor [%d]\t: Offline\n", cpu_id);
@@ -489,6 +481,11 @@ 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);
+        if (freq)
+                seq_printf(m, "CPU speed\t: %u.%02u Mhz\n",
+                           freq / 1000000, (freq / 10000) % 100);
+
         seq_printf(m, "Bogo MIPS\t: %lu.%02lu\n",
                    loops_per_jiffy / (500000 / HZ),
                    (loops_per_jiffy / (5000 / HZ)) % 100);