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PCIe: dw: rockchip: Disabled BAR0 and BAR1

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fix the following case:
[    2.143145] pci 0000:00:00.0: BAR 0: no space for [mem size 0x40000000]
[    2.143155] pci 0000:00:00.0: BAR 0: failed to assign [mem size 0x40000000]
[    2.143161] pci 0000:00:00.0: BAR 1: no space for [mem size 0x40000000]
[    2.143168] pci 0000:00:00.0: BAR 1: failed to assign [mem size 0x40000000]

Change-Id: I5eca2adb49d83c775036df7e961dab5c9fbfffbb
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2023-06-01 15:27:26 +08:00
parent 02fc73a44b
commit 49520417ba
1 changed files with 4 additions and 0 deletions
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4
drivers/pci/controller/dwc/pcie-dw-rockchip.c
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@@ -1126,6 +1126,10 @@ static int rk_pcie_host_init(struct pcie_port *pp)
dw_pcie_setup_rc(pp);
/* Disable BAR0 BAR1 */
dw_pcie_writel_dbi(pci, PCIE_TYPE0_HDR_DBI2_OFFSET + 0x10 + BAR_0 * 4, 0);
dw_pcie_writel_dbi(pci, PCIE_TYPE0_HDR_DBI2_OFFSET + 0x10 + BAR_1 * 4, 0);
ret = rk_pcie_establish_link(pci);
if (pp->msi_irq > 0)