Re: [PATCH v2 27/30] usb: musb: am35x: usb dev_pm_ops structure

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Hello.

On 06-12-2010 15:13, Felipe Balbi wrote:

instead of using musb_platform_suspend_resume,

   musb_platform_suspend/resume?

we can use dev_pm_ops and let platform_device
core handle when to call musb_core's suspend and
glue layer's suspend.

Signed-off-by: Felipe Balbi<balbi@xxxxxx>
[...]

diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c
index 14413a8..4569f7a 100644
--- a/drivers/usb/musb/am35x.c
+++ b/drivers/usb/musb/am35x.c
[...]
@@ -653,10 +637,56 @@ static int __exit am35x_remove(struct platform_device *pdev)
  	return 0;
  }

+#ifdef CONFIG_PM
+static int am35x_suspend(struct device *dev)
+{
+	struct am35x_glue	*glue = dev_get_drvdata(dev);
+	struct musb		*musb = glue_to_musb(musb);
+
+	phy_off();
+	clk_disable(glue->phy_clk);

This does not seem equivalent change -- the old code didn't disable PHY clock...

+	clk_disable(glue->clk);
+
+	return 0;
+}

WBR, Sergei
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