ar71xx: don't register PCI controller on AR934x if PCIE_RC bit is not set

SVN-Revision: 29456
This commit is contained in:
Gabor Juhos 2011-12-05 18:21:15 +00:00
parent c6bcf8d1d8
commit ada92aee62

View file

@ -68,6 +68,7 @@ int __init pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin)
int __init ar71xx_pci_init(unsigned nr_irqs, struct ar71xx_pci_irq *map)
{
u32 t;
int ret = 0;
switch (ar71xx_soc) {
@ -86,9 +87,13 @@ int __init ar71xx_pci_init(unsigned nr_irqs, struct ar71xx_pci_irq *map)
case AR71XX_SOC_AR9342:
case AR71XX_SOC_AR9344:
ret = ar724x_pcibios_init(AR934X_IP2_IRQ_PCIE);
break;
t = ar71xx_reset_rr(AR934X_RESET_REG_BOOTSTRAP);
if (t & AR934X_BOOTSTRAP_PCIE_RC) {
ret = ar724x_pcibios_init(AR934X_IP2_IRQ_PCIE);
break;
}
/* fall through */
default:
return 0;
}