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authorTomeu Vizoso <tomeu.vizoso@collabora.com>2015-03-17 12:36:15 +0300
committerMyungJoo Ham <myungjoo.ham@samsung.com>2015-03-31 07:17:14 +0300
commit5d498b463a3cdef51e6d4cc7066ac89c360e7a98 (patch)
tree8f98ae6c07ee8fea706beb53cf040459e2ab48e4 /drivers/devfreq/tegra-devfreq.c
parentc70eea739f5e765b5d6aadf9621cbdeb024dfbd6 (diff)
downloadlinux-5d498b463a3cdef51e6d4cc7066ac89c360e7a98.tar.xz
PM / devfreq: tegra: remove operating-points
As the DT bindings don't have an operating-points property any more, build the OPP table from the frequencies supported by the EMC clock. Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Diffstat (limited to 'drivers/devfreq/tegra-devfreq.c')
-rw-r--r--drivers/devfreq/tegra-devfreq.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/devfreq/tegra-devfreq.c b/drivers/devfreq/tegra-devfreq.c
index ea6158bb76fa..5ba35cc2ea04 100644
--- a/drivers/devfreq/tegra-devfreq.c
+++ b/drivers/devfreq/tegra-devfreq.c
@@ -618,6 +618,7 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
struct tegra_devfreq_device *dev;
struct resource *res;
unsigned int i;
+ unsigned long rate;
int irq;
int err;
@@ -649,12 +650,6 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
return PTR_ERR(tegra->emc_clock);
}
- err = of_init_opp_table(&pdev->dev);
- if (err) {
- dev_err(&pdev->dev, "Failed to init operating point table\n");
- return err;
- }
-
clk_set_rate(tegra->emc_clock, ULONG_MAX);
tegra->rate_change_nb.notifier_call = tegra_actmon_rate_notify_cb;
@@ -691,6 +686,11 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
tegra_actmon_configure_device(tegra, dev);
}
+ for (rate = 0; rate <= tegra->max_freq * KHZ; rate++) {
+ rate = clk_round_rate(tegra->emc_clock, rate);
+ dev_pm_opp_add(&pdev->dev, rate, 0);
+ }
+
irq = platform_get_irq(pdev, 0);
if (irq <= 0) {
dev_err(&pdev->dev, "Failed to get IRQ\n");