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PCI: dra7xx: Add support to make GPIO drive PERST# line
The PERST# line in am57x-evm is connected to a GPIO line and PERST# should be driven high to indicate the clocks are stable (As per Figure 2-10: Power Up of the PCIe CEM spec 3.0). Add support to make GPIO drive PERST# line. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Kishon Vijay Abraham I
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Bjorn Helgaas
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Aug 11, 2015
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