From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
We are in a context where we can sleep, and the PCIe reset gpio may be
on an I2C expander. Use the cansleep() variant when setting the GPIO
value.
Based on a patch from Russell King for pci-mvebu.c.
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
---
drivers/pci/host/pci-imx6.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c
index 6f43086..e73b7f2 100644
--- a/drivers/pci/host/pci-imx6.c
+++ b/drivers/pci/host/pci-imx6.c
@@ -289,9 +289,9 @@ static int imx6_pcie_deassert_core_reset(struct pcie_port *pp)
/* Some boards don't have PCIe reset GPIO. */
if (gpio_is_valid(imx6_pcie->reset_gpio)) {
- gpio_set_value(imx6_pcie->reset_gpio, 0);
+ gpio_set_value_cansleep(imx6_pcie->reset_gpio, 0);
msleep(100);
- gpio_set_value(imx6_pcie->reset_gpio, 1);
+ gpio_set_value_cansleep(imx6_pcie->reset_gpio, 1);
}
return 0;
--
1.9.1
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