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

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SVN-Revision: 29456
This commit is contained in:
Gabor Juhos 2011-12-05 18:21:15 +00:00
parent c6bcf8d1d8
commit ada92aee62
1 changed files with 7 additions and 2 deletions
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9
target/linux/ar71xx/files/arch/mips/ar71xx/pci.c
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@ -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) int __init ar71xx_pci_init(unsigned nr_irqs, struct ar71xx_pci_irq *map)
{ {
u32 t;
int ret = 0; int ret = 0;
switch (ar71xx_soc) { 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_AR9342:
case AR71XX_SOC_AR9344: case AR71XX_SOC_AR9344:
ret = ar724x_pcibios_init(AR934X_IP2_IRQ_PCIE); t = ar71xx_reset_rr(AR934X_RESET_REG_BOOTSTRAP);
break; if (t & AR934X_BOOTSTRAP_PCIE_RC) {
ret = ar724x_pcibios_init(AR934X_IP2_IRQ_PCIE);
break;
}
/* fall through */
default: default:
return 0; return 0;
} }