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| author |   Alexey Brodkin <abrodkin@synopsys.com> | 2016-02-01 17:30:17 +0300 |
|---|---|---|
| committer |   Vineet Gupta <vgupta@synopsys.com> | 2016-05-09 09:32:30 +0530 |
| commit | 20c7dbbdbe12db75f9e9ac3fd0d713ab95549623 (patch) | |
| tree | c23b637b6c47e3cf499d0eb175624c998cb5527d /arch/arc/kernel/setup.c | |
| parent | ARC: use fixed frequencies in arc_set_early_base_baud() (diff) | |
| download | linux-dev-20c7dbbdbe12db75f9e9ac3fd0d713ab95549623.tar.xz linux-dev-20c7dbbdbe12db75f9e9ac3fd0d713ab95549623.zip | |
ARC: Don't try to use value of top level clock-frequency in DT
We no longer use it and instead a real clk device such as fixed-clk
instance is fed to timers etc.
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
[vgupta: broken out of a bigger patch, rewrote changelog]
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/kernel/setup.c')
| -rw-r--r-- | arch/arc/kernel/setup.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index 91f79fa447bc..f63b8bfefb0c 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -23,7 +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> @@ -219,10 +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 "), @@ -472,6 +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); @@ -484,6 +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); |