cpufreq: starfive: Remove unuse clocks

The jh7110 pll0 is fixed for cpufreq,
so we should change the cpu_core clock directly.
Remove the pll0 & osc clock.

Signed-off-by: mason.huo <mason.huo@starfivetech.com>

diff --git a/drivers/cpufreq/starfive-cpufreq.c b/drivers/cpufreq/starfive-cpufreq.c
index b7bf203..9338b52 100644 (file)
--- a/drivers/cpufreq/starfive-cpufreq.c
+++ b/drivers/cpufreq/starfive-cpufreq.c
@@ -19,8 +19,6 @@
 struct starfive_cpu_dvfs_info {
        struct regulator *vddcpu;
        struct clk *cpu_clk;
-       struct clk *pll0_clk;
-       struct clk *osc_clk;
        unsigned long regulator_latency;
        struct device *cpu_dev;
        struct cpumask cpus;
@@ -62,16 +60,11 @@ static int starfive_cpufreq_set_target_index(struct cpufreq_policy *policy,
                }
        }
 
-       if (clk_set_parent(policy->clk, info->osc_clk))
-               pr_err("cpu set parent osc failed\n");
-
-       ret = clk_set_rate(info->pll0_clk, new_freq);
+       ret = clk_set_rate(info->cpu_clk, new_freq);
        if (ret < 0) {
                pr_err("Failed to set rate %ldkHz: %d\n",
                       new_freq, ret);
        }
-       if (clk_set_parent(policy->clk, info->pll0_clk))
-               pr_err("cpu set parent pll0 failed\n");
 
        if (info->vddcpu && new_freq < old_freq) {
                ret = regulator_set_voltage(info->vddcpu,
@@ -125,7 +118,7 @@ static int starfive_cpu_dvfs_info_init(struct platform_device *pdev,
                if (PTR_ERR(info->vddcpu) == -EPROBE_DEFER)
                        dev_warn(&pdev->dev, "The cpu regulator is not ready, retry.\n");
                else
-                       dev_err(&pdev->dev, "Failed to get regulator for cpu\n");
+                       dev_err(&pdev->dev, "Failed to get regulator for cpu!\n");
                if (retry-- > 0)
                        return -EPROBE_DEFER;
                else
@@ -138,19 +131,6 @@ static int starfive_cpu_dvfs_info_init(struct platform_device *pdev,
                           PTR_ERR(info->cpu_clk));
                return PTR_ERR(info->cpu_clk);
        }
-       info->pll0_clk = devm_clk_get(dev, "pll0");
-       if (IS_ERR(info->pll0_clk)) {
-               dev_err(&pdev->dev, "Unable to obtain cpu_clk: %ld\n",
-                          PTR_ERR(info->pll0_clk));
-               return PTR_ERR(info->pll0_clk);
-       }
-
-       info->osc_clk = devm_clk_get(dev, "osc");
-       if (IS_ERR(info->osc_clk)) {
-               dev_err(&pdev->dev, "Unable to obtain osc_clk: %ld\n",
-                          PTR_ERR(info->osc_clk));
-               return PTR_ERR(info->osc_clk);
-       }
 
        info->cpu_dev = get_cpu_device(1);
        if (!info->cpu_dev) {
@@ -224,7 +204,7 @@ static int __init starfive_cpufreq_init(void)
 {
        return platform_driver_register(&starfive_cpufreq_plat_driver);
 }
-postcore_initcall(starfive_cpufreq_init);
+device_initcall(starfive_cpufreq_init);
 
 MODULE_DESCRIPTION("STARFIVE CPUFREQ Driver");
 MODULE_AUTHOR("Mason Huuo <mason.huo@starfivetech.com>");