UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Tomeu Vizoso 2015-03-17 10:36:15 +01:00 committed by MyungJoo Ham
parent c70eea739f
commit 5d498b463a
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/devfreq/tegra-devfreq.c
View File

@ -618,6 +618,7 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
struct tegra_devfreq_device *dev; struct tegra_devfreq_device *dev;
struct resource *res; struct resource *res;
unsigned int i; unsigned int i;
unsigned long rate;
int irq; int irq;
int err; int err;
@ -649,12 +650,6 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
return PTR_ERR(tegra->emc_clock); 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); clk_set_rate(tegra->emc_clock, ULONG_MAX);
tegra->rate_change_nb.notifier_call = tegra_actmon_rate_notify_cb; 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); 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); irq = platform_get_irq(pdev, 0);
if (irq <= 0) { if (irq <= 0) {
dev_err(&pdev->dev, "Failed to get IRQ\n"); dev_err(&pdev->dev, "Failed to get IRQ\n");