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Commit 2fb30d11 authored by Linus Walleij's avatar Linus Walleij
Browse files

spi/pl022: enable runtime PM 



If we're gonna use runtime PM it's a pretty good idea to actually
enable it in probe() and disable it in remove() too, so it
gets used for real. Up until now we only fooled around with the
reference count.

Cc: Vinit Shenoy <vinit.shenoy@st.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 42f978c3

drivers/spi/spi-pl022.c

+4 −0
Original line number Diff line number Diff line
@@ -2053,6 +2053,9 @@ pl022_probe(struct amba_device *adev, const struct amba_id *id) 
	printk(KERN_INFO "pl022: mapped registers from 0x%08x to %p\n",

	       adev->res.start, pl022->virtbase);



	pm_runtime_enable(dev);

	pm_runtime_resume(dev);



	pl022->clk = clk_get(&adev->dev, NULL);

	if (IS_ERR(pl022->clk)) {

		status = PTR_ERR(pl022->clk);
@@ -2163,6 +2166,7 @@ pl022_remove(struct amba_device *adev) 
	clk_disable(pl022->clk);

	clk_unprepare(pl022->clk);

	clk_put(pl022->clk);

	pm_runtime_disable(&adev->dev);

	iounmap(pl022->virtbase);

	amba_release_regions(adev);

	tasklet_disable(&pl022->pump_transfers);