Some devices using this SoC and PCI's like ZBT WE1326 and Netgear R6220 need
more time to get the PCI ports properly working after reset. Hence, increase
PERST_DELAY_MS definition used for this purpose from 100 ms to 500 ms to get
into confiable boots and working PCI for these devices.
Fixes: 475fe234bdfd ("staging: mt7621-pci: change value for 'PERST_DELAY_MS'")
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
---
drivers/pci/controller/pcie-mt7621.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/controller/pcie-mt7621.c b/drivers/pci/controller/pcie-mt7621.c
index 4bd1abf26008..438889045fa6 100644
--- a/drivers/pci/controller/pcie-mt7621.c
+++ b/drivers/pci/controller/pcie-mt7621.c
@@ -60,7 +60,7 @@
#define PCIE_PORT_LINKUP BIT(0)
#define PCIE_PORT_CNT 3
-#define PERST_DELAY_MS 100
+#define PERST_DELAY_MS 500
/**
* struct mt7621_pcie_port - PCIe port information
--
2.25.1
