diff options
| author |   Ulf Hansson <ulf.hansson@linaro.org> | 2012-12-10 16:25:40 +0100 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2013-01-07 16:03:20 +0100 |
| commit | 3e27996ca876a4cf38b4821140819e962104f82c (patch) | |
| tree | 948fa9bab2d0b1253df452ca28c3a9bbc8f91989 /drivers/cpufreq/dbx500-cpufreq.c | |
| parent | mfd: db8500: Update cpufreq device name (diff) | |
| download | linux-dev-3e27996ca876a4cf38b4821140819e962104f82c.tar.xz linux-dev-3e27996ca876a4cf38b4821140819e962104f82c.zip | |
cpufreq: dbx500: Move clk_get to probe
The armss clock shall only be fetched at probe thus move this here.
Same thing goes for the printing of the available frequencies.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/cpufreq/dbx500-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/dbx500-cpufreq.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/cpufreq/dbx500-cpufreq.c b/drivers/cpufreq/dbx500-cpufreq.c index 0a411b54972a..d974a8e32d85 100644 --- a/drivers/cpufreq/dbx500-cpufreq.c +++ b/drivers/cpufreq/dbx500-cpufreq.c @@ -90,28 +90,14 @@ static unsigned int dbx500_cpufreq_getspeed(unsigned int cpu) static int __cpuinit dbx500_cpufreq_init(struct cpufreq_policy *policy) { - int i = 0; int res; - armss_clk = clk_get(NULL, "armss"); - if (IS_ERR(armss_clk)) { - pr_err("dbx500-cpufreq : Failed to get armss clk\n"); - return PTR_ERR(armss_clk); - } - - pr_info("dbx500-cpufreq : Available frequencies:\n"); - while (freq_table[i].frequency != CPUFREQ_TABLE_END) { - pr_info(" %d Mhz\n", freq_table[i].frequency/1000); - i++; - } - /* get policy fields based on the table */ res = cpufreq_frequency_table_cpuinfo(policy, freq_table); if (!res) cpufreq_frequency_table_get_attr(freq_table, policy->cpu); else { pr_err("dbx500-cpufreq : Failed to read policy table\n"); - clk_put(armss_clk); return res; } @@ -147,13 +133,26 @@ static struct cpufreq_driver dbx500_cpufreq_driver = { static int dbx500_cpufreq_probe(struct platform_device *pdev) { - freq_table = dev_get_platdata(&pdev->dev); + int i = 0; + freq_table = dev_get_platdata(&pdev->dev); if (!freq_table) { pr_err("dbx500-cpufreq: Failed to fetch cpufreq table\n"); return -ENODEV; } + armss_clk = clk_get(&pdev->dev, "armss"); + if (IS_ERR(armss_clk)) { + pr_err("dbx500-cpufreq : Failed to get armss clk\n"); + return PTR_ERR(armss_clk); + } + + pr_info("dbx500-cpufreq : Available frequencies:\n"); + while (freq_table[i].frequency != CPUFREQ_TABLE_END) { + pr_info(" %d Mhz\n", freq_table[i].frequency/1000); + i++; + } + return cpufreq_register_driver(&dbx500_cpufreq_driver); } |