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authorSudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>2013-06-17 15:07:28 +0100
committerSudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>2013-08-21 10:29:54 +0100
commit5de6e94a298576c2774ba43c0c3b0a0410cd100e (patch)
treeb0d4faa3a5b7a6abf8720b2a11d8c927dd46afff /drivers/cpufreq/highbank-cpufreq.c
parentf837a9b5ab05c52a07108c6f09ca66f2e0aee757 (diff)
downloadleg-kernel-5de6e94a298576c2774ba43c0c3b0a0410cd100e.tar.gz
cpufreq: highbank-cpufreq: remove device tree parsing for cpu nodes
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: Mark Langsdorf <mark.langsdorf@calxeda.com> Acked-by: Rob Herring <rob.herring@calxeda.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
Diffstat (limited to 'drivers/cpufreq/highbank-cpufreq.c')
-rw-r--r--drivers/cpufreq/highbank-cpufreq.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c
index b61b5a3fad64..794123fcf3e3 100644
--- a/drivers/cpufreq/highbank-cpufreq.c
+++ b/drivers/cpufreq/highbank-cpufreq.c
@@ -69,23 +69,17 @@ static int hb_cpufreq_driver_init(void)
if (!of_machine_is_compatible("calxeda,highbank"))
return -ENODEV;
- for_each_child_of_node(of_find_node_by_path("/cpus"), np)
- if (of_get_property(np, "operating-points", NULL))
- break;
-
- if (!np) {
- pr_err("failed to find highbank cpufreq node\n");
- return -ENOENT;
- }
-
cpu_dev = get_cpu_device(0);
if (!cpu_dev) {
pr_err("failed to get highbank cpufreq device\n");
- ret = -ENODEV;
- goto out_put_node;
+ return -ENODEV;
}
- cpu_dev->of_node = np;
+ np = of_node_get(cpu_dev->of_node);
+ if (!np) {
+ pr_err("failed to find highbank cpufreq node\n");
+ return -ENOENT;
+ }
cpu_clk = clk_get(cpu_dev, NULL);
if (IS_ERR(cpu_clk)) {