diff options
author | Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> | 2013-06-17 16:04:19 +0200 |
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committer | Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> | 2013-08-21 11:29:53 +0200 |
commit | f837a9b5ab05c52a07108c6f09ca66f2e0aee757 (patch) | |
tree | dc602918332d62753e91b943642bdcc32f6a3d52 /drivers/cpufreq | |
parent | cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes (diff) | |
download | linux-f837a9b5ab05c52a07108c6f09ca66f2e0aee757.tar.xz linux-f837a9b5ab05c52a07108c6f09ca66f2e0aee757.zip |
cpufreq: cpufreq-cpu0: 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.
Acked-by: Shawn Guo <shawn.guo@linaro.org>
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')
-rw-r--r-- | drivers/cpufreq/cpufreq-cpu0.c | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c index ad1fde277661..5b05c26efb96 100644 --- a/drivers/cpufreq/cpufreq-cpu0.c +++ b/drivers/cpufreq/cpufreq-cpu0.c @@ -174,29 +174,17 @@ static struct cpufreq_driver cpu0_cpufreq_driver = { static int cpu0_cpufreq_probe(struct platform_device *pdev) { - struct device_node *np, *parent; + struct device_node *np; int ret; - parent = of_find_node_by_path("/cpus"); - if (!parent) { - pr_err("failed to find OF /cpus\n"); - return -ENOENT; - } - - for_each_child_of_node(parent, np) { - if (of_get_property(np, "operating-points", NULL)) - break; - } + cpu_dev = &pdev->dev; + np = of_node_get(cpu_dev->of_node); if (!np) { pr_err("failed to find cpu0 node\n"); - ret = -ENOENT; - goto out_put_parent; + return -ENOENT; } - cpu_dev = &pdev->dev; - cpu_dev->of_node = np; - cpu_reg = devm_regulator_get(cpu_dev, "cpu0"); if (IS_ERR(cpu_reg)) { /* @@ -269,15 +257,12 @@ static int cpu0_cpufreq_probe(struct platform_device *pdev) } of_node_put(np); - of_node_put(parent); return 0; out_free_table: opp_free_cpufreq_table(cpu_dev, &freq_table); out_put_node: of_node_put(np); -out_put_parent: - of_node_put(parent); return ret; } |