Commit a889331d authored by Pi-Cheng Chen's avatar Pi-Cheng Chen Committed by Rafael J. Wysocki

cpufreq: mt8173: migrate to use operating-points-v2 bindings

Modify mt8173-cpufreq driver to get OPP-sharing information and set up
OPP table provided by operating-points-v2 bindings.
Signed-off-by: default avatarPi-Cheng Chen <pi-cheng.chen@linaro.org>
Acked-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent c6f48119
...@@ -390,7 +390,15 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu) ...@@ -390,7 +390,15 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu)
/* Both presence and absence of sram regulator are valid cases. */ /* Both presence and absence of sram regulator are valid cases. */
sram_reg = regulator_get_exclusive(cpu_dev, "sram"); sram_reg = regulator_get_exclusive(cpu_dev, "sram");
ret = dev_pm_opp_of_add_table(cpu_dev); /* Get OPP-sharing information from "operating-points-v2" bindings */
ret = dev_pm_opp_of_get_sharing_cpus(cpu_dev, &info->cpus);
if (ret) {
pr_err("failed to get OPP-sharing information for cpu%d\n",
cpu);
goto out_free_resources;
}
ret = dev_pm_opp_of_cpumask_add_table(&info->cpus);
if (ret) { if (ret) {
pr_warn("no OPP table for cpu%d\n", cpu); pr_warn("no OPP table for cpu%d\n", cpu);
goto out_free_resources; goto out_free_resources;
...@@ -421,13 +429,10 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu) ...@@ -421,13 +429,10 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu)
*/ */
info->need_voltage_tracking = !IS_ERR(sram_reg); info->need_voltage_tracking = !IS_ERR(sram_reg);
/* CPUs in the same cluster share a clock and power domain. */
cpumask_copy(&info->cpus, &cpu_topology[cpu].core_sibling);
return 0; return 0;
out_free_opp_table: out_free_opp_table:
dev_pm_opp_of_remove_table(cpu_dev); dev_pm_opp_of_cpumask_remove_table(&info->cpus);
out_free_resources: out_free_resources:
if (!IS_ERR(proc_reg)) if (!IS_ERR(proc_reg))
...@@ -453,7 +458,7 @@ static void mtk_cpu_dvfs_info_release(struct mtk_cpu_dvfs_info *info) ...@@ -453,7 +458,7 @@ static void mtk_cpu_dvfs_info_release(struct mtk_cpu_dvfs_info *info)
if (!IS_ERR(info->inter_clk)) if (!IS_ERR(info->inter_clk))
clk_put(info->inter_clk); clk_put(info->inter_clk);
dev_pm_opp_of_remove_table(info->cpu_dev); dev_pm_opp_of_cpumask_remove_table(&info->cpus);
} }
static int mtk_cpufreq_init(struct cpufreq_policy *policy) static int mtk_cpufreq_init(struct cpufreq_policy *policy)
......
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