diff options
| -rw-r--r-- | drivers/pci/controller/dwc/pcie-tegra194.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index fa54d9aaa430..9ad6e7d6fb99 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -859,6 +859,16 @@ static void tegra_pcie_prepare_host(struct pcie_port *pp) struct tegra_pcie_dw *pcie = to_tegra_pcie(pci); u32 val; + if (!pcie->pcie_cap_base) + pcie->pcie_cap_base = dw_pcie_find_capability(&pcie->pci, + PCI_CAP_ID_EXP); + + /* Disable ASPM-L1SS advertisement if there is no CLKREQ routing */ + if (!pcie->supports_clkreq) { + disable_aspm_l11(pcie); + disable_aspm_l12(pcie); + } + val = dw_pcie_readl_dbi(pci, PCI_IO_BASE); val &= ~(IO_BASE_IO_DECODE | IO_BASE_IO_DECODE_BIT8); dw_pcie_writel_dbi(pci, PCI_IO_BASE, val); @@ -1382,15 +1392,6 @@ static int tegra_pcie_config_controller(struct tegra_pcie_dw *pcie, reset_control_deassert(pcie->core_rst); - pcie->pcie_cap_base = dw_pcie_find_capability(&pcie->pci, - PCI_CAP_ID_EXP); - - /* Disable ASPM-L1SS advertisement as there is no CLKREQ routing */ - if (!pcie->supports_clkreq) { - disable_aspm_l11(pcie); - disable_aspm_l12(pcie); - } - return ret; fail_phy: |