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-rw-r--r--target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h1
-rw-r--r--target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c4
2 files changed, 3 insertions, 2 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
index 31d2fd8e4d..d21df49d66 100644
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
@@ -353,6 +353,7 @@ void ar71xx_ddr_flush(u32 reg);
#define AR724X_PCI_REG_INT_MASK 0x50
#define AR724X_PCI_APP_LTSSM_ENABLE BIT(0)
+#define AR724X_PCI_RESET_LINK_UP BIT(0)
#define AR724X_PCI_INT_DEV0 BIT(14)
diff --git a/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c b/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c
index fd52216074..3bbad1f3a4 100644
--- a/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c
+++ b/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c
@@ -242,8 +242,8 @@ static int __init ar724x_pci_setup(void)
(void) __raw_readl(base + AR724X_PCI_REG_APP);
udelay(1000);
- t = __raw_readl(base + AR724X_PCI_REG_APP);
- if ((t & AR724X_PCI_APP_LTSSM_ENABLE) == 0x0) {
+ t = __raw_readl(base + AR724X_PCI_REG_RESET);
+ if ((t & AR724X_PCI_RESET_LINK_UP) == 0x0) {
printk(KERN_WARNING "PCI: no PCIe module found\n");
return -ENODEV;
}