diff options
| -rw-r--r-- | drivers/pci/dwc/pci-dra7xx.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c index f2fc5f47064e..ee61f833b62c 100644 --- a/drivers/pci/dwc/pci-dra7xx.c +++ b/drivers/pci/dwc/pci-dra7xx.c @@ -335,10 +335,23 @@ static irqreturn_t dra7xx_pcie_irq_handler(int irq, void *arg) return IRQ_HANDLED; } +static void dw_pcie_ep_reset_bar(struct dw_pcie *pci, enum pci_barno bar) +{ + u32 reg; + + reg = PCI_BASE_ADDRESS_0 + (4 * bar); + dw_pcie_writel_dbi2(pci, reg, 0x0); + dw_pcie_writel_dbi(pci, reg, 0x0); +} + static void dra7xx_pcie_ep_init(struct dw_pcie_ep *ep) { struct dw_pcie *pci = to_dw_pcie_from_ep(ep); struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pci); + enum pci_barno bar; + + for (bar = BAR_0; bar <= BAR_5; bar++) + dw_pcie_ep_reset_bar(pci, bar); dra7xx_pcie_enable_wrapper_interrupts(dra7xx); } |