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ar71xx: don't init PCI irqs on the AR7240 if the PCIe subsystem are in reset

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SVN-Revision: 20007
This commit is contained in:
Gabor Juhos 2010-03-05 20:29:29 +00:00
parent 52f03512dc
commit 97c35a7dde
1 changed files with 7 additions and 0 deletions
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7
target/linux/ar71xx/files/arch/mips/ar71xx/irq.c
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@ -158,8 +158,15 @@ static struct irqaction ar724x_pci_irqaction = {
static void __init ar724x_pci_irq_init(void) static void __init ar724x_pci_irq_init(void)
{ {
u32 t;
int i; int i;
t = ar71xx_reset_rr(AR724X_RESET_REG_RESET_MODULE);
if (t & (AR724X_RESET_PCIE | AR724X_RESET_PCIE_PHY |
AR724X_RESET_PCIE_PHY_SERIAL)) {
return;
}
ar71xx_ip2_irq_handler = ar724x_pci_irq_dispatch; ar71xx_ip2_irq_handler = ar724x_pci_irq_dispatch;
ar724x_pci_wr(AR724X_PCI_REG_INT_MASK, 0); ar724x_pci_wr(AR724X_PCI_REG_INT_MASK, 0);