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PCI: rockchip: dw: Enable async system PM for multiports SoC

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Individual port can be suspended or resumed separately.
This can save some time for resuming from deep sleep if
multiports are used.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Change-Id: I44ed4a4a5cbda46425bce13a15809f68856d2174
This commit is contained in:
Shawn Lin
2021-12-31 13:58:47 +08:00
committed by Tao Huang
parent 4fecb7a4a5
commit 239dd93442
1 changed files with 3 additions and 0 deletions
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3
drivers/pci/controller/dwc/pcie-dw-rockchip.c
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@@ -1830,6 +1830,9 @@ static int rk_pcie_really_probe(void *p)
device_init_wakeup(dev, true);
/* Enable async system PM for multiports SoC */
device_enable_async_suspend(dev);
return 0;
remove_irq_domain: