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authorMarek Vasut <marex@denx.de>2013-10-22 22:12:18 -0700
committerBjorn Helgaas <bhelgaas@google.com>2013-10-29 16:17:02 -0600
commit017f10e1c78e14d48be7a28f2c33a32dae15fee5 (patch)
tree2693eb5a63db8ba8f4cab794e6aed1a8b3fc8aa7
parent4ec3ed7f5e91e9325c810dcb995ef5a55e4a79a6 (diff)
downloadop-kernel-dev-017f10e1c78e14d48be7a28f2c33a32dae15fee5.zip
op-kernel-dev-017f10e1c78e14d48be7a28f2c33a32dae15fee5.tar.gz
PCI: imx6: Increase link startup timeout
A longer link startup timeout is required when certain PCI switches are attached to the root complex. This was tested with a Pericom switch and a PLX switch. Signed-off-by: Marek Vasut <marex@denx.de> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Tim Harvey <tharvey@gateworks.com> Acked-by: Shawn Guo <shawn.guo@linaro.org>
-rw-r--r--drivers/pci/host/pci-imx6.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c
index 7426ad9..baafb39 100644
--- a/drivers/pci/host/pci-imx6.c
+++ b/drivers/pci/host/pci-imx6.c
@@ -318,7 +318,7 @@ static void imx6_pcie_host_init(struct pcie_port *pp)
while (!dw_pcie_link_up(pp)) {
usleep_range(100, 1000);
count++;
- if (count >= 10) {
+ if (count >= 200) {
dev_err(pp->dev, "phy link never came up\n");
dev_dbg(pp->dev,
"DEBUG_R0: 0x%08x, DEBUG_R1: 0x%08x\n",
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