From: Sudeep KarkadaNagesha <sudeep.karkadanage...@arm.com>
Now that the cpu device registration initialises the of_node(if available)
appropriately for all the cpus, parsing here is redundant.
This patch removes all DT parsing and uses cpu->of_node instead.
Cc: Deepak Sikri <deepak.si...@st.com>
Acked-by: Viresh Kumar <viresh.ku...@linaro.org>
Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanage...@arm.com>
---
drivers/cpufreq/spear-cpufreq.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c
index c3efa7f..eb73c47 100644
--- a/drivers/cpufreq/spear-cpufreq.c
+++ b/drivers/cpufreq/spear-cpufreq.c
@@ -14,6 +14,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/clk.h>
+#include <linux/cpu.h>
#include <linux/cpufreq.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -218,12 +219,19 @@ static struct cpufreq_driver spear_cpufreq_driver = {
static int spear_cpufreq_driver_init(void)
{
struct device_node *np;
+ struct device *cpu_dev;
const struct property *prop;
struct cpufreq_frequency_table *freq_tbl;
const __be32 *val;
int cnt, i, ret;
- np = of_find_node_by_path("/cpus/cpu@0");
+ cpu_dev = get_cpu_device(0);
+ if (!cpu_dev) {
+ pr_err("failed to get cpu device\n");
+ return -ENODEV;
+ }
+
+ np = of_node_get(cpu_dev->of_node);
if (!np) {
pr_err("No cpu node found");
return -ENODEV;
--
1.8.1.2
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