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ipq806x: pcie: Fix PCI 2.0 cards probing

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This patch putting pci into reset and waiting
for 2ms.

Change-Id: Ied3863f50956f5c099f3c4c0ed7f2df55573ca0b
Signed-off-by: Rajkumar Ayyasamy <arajkuma@codeaurora.org>
This commit is contained in:
Rajkumar Ayyasamy 2018-02-05 13:34:02 +05:30
parent 4b79b9c406
commit 34abc3d3aa
1 changed files with 11 additions and 2 deletions
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13
board/qca/arm/ipq806x/ipq806x.c
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@ -419,8 +419,9 @@ void board_pcie_clock_init(int id)
void board_pci_init(int id)
{
int node, gpio_node;
int node, gpio_node, offset;
char name[16];
u32 gpio;
sprintf(name, "pci%d", id);
node = fdt_path_offset(gd->fdt_blob, name);
@ -429,8 +430,16 @@ void board_pci_init(int id)
return;
}
gpio_node = fdt_subnode_offset(gd->fdt_blob, node, "pci_gpio");
if (gpio_node >= 0)
if (gpio_node >= 0) {
qca_gpio_init(gpio_node);
offset = fdt_first_subnode(gd->fdt_blob, gpio_node);
if (offset) {
gpio = fdtdec_get_uint(gd->fdt_blob,
offset, "gpio", 0);
gpio_set_value(gpio, 1);
udelay(3000);
}
}
return;
}