diff options
Diffstat (limited to 'target/linux/imx6/patches-3.10/0033-PCI-imx6-increase-link-startup.patch')
| -rw-r--r-- | target/linux/imx6/patches-3.10/0033-PCI-imx6-increase-link-startup.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/target/linux/imx6/patches-3.10/0033-PCI-imx6-increase-link-startup.patch b/target/linux/imx6/patches-3.10/0033-PCI-imx6-increase-link-startup.patch new file mode 100644 index 0000000000..a94a166908 --- /dev/null +++ b/target/linux/imx6/patches-3.10/0033-PCI-imx6-increase-link-startup.patch @@ -0,0 +1,24 @@ +From 11e8d0ed8cc3b415767961555efc2885791a9391 Mon Sep 17 00:00:00 2001 +From: Tim Harvey <tharvey@gateworks.com> +Date: Thu, 17 Oct 2013 15:57:28 -0700 +Subject: [PATCH 4/5] PCI: imx6: increase link startup + +An increase link startup delay is required when certain PCI switches are +attached to the root complex. + +Signed-off-by: Tim Harvey <tharvey@gateworks.com> +--- + drivers/pci/host/pci-imx6.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- 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 p + 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", |