diff options
| author | Jan Kiszka <jan.kiszka@siemens.com> | 2017-05-25 08:25:19 +0200 |
|---|---|---|
| committer | Jan Kiszka <jan.kiszka@siemens.com> | 2017-07-03 08:23:09 +0200 |
| commit | a39f2fe7165647c2cd7bdbebb3d04061035e520f (patch) | |
| tree | b715340af6479bad456066e92c30a08f2c2c78e4 | |
| parent | 6697f1f82fba6d23b278222750ffb2de05abc13e (diff) | |
gpio-exar/8250-exar: Do not even instantiate a GPIO device for Commtech cards
Commtech adapters need the MPIOs for internal purposes, and the
gpio-exar driver already refused to pick them up. But there is actually
no point in even creating the underlying platform device.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpio/gpio-exar.c | 3 | ||||
| -rw-r--r-- | drivers/tty/serial/8250/8250_exar.c | 4 |
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-exar.c b/drivers/gpio/gpio-exar.c index 4b46273ca545..139d54008ad0 100644 --- a/drivers/gpio/gpio-exar.c +++ b/drivers/gpio/gpio-exar.c @@ -124,9 +124,6 @@ static int gpio_exar_probe(struct platform_device *pdev) void __iomem *p; int index, ret; - if (pcidev->vendor != PCI_VENDOR_ID_EXAR) - return -ENODEV; - /* * Map the pci device to get the register addresses. * We will need to read and write those registers to control diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index 2adc0f1a2196..36877c8ad652 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -239,7 +239,9 @@ pci_xr17v35x_setup(struct exar8250 *priv, struct pci_dev *pcidev, /* Setup Multipurpose Input/Output pins. */ setup_gpio(p); - port->port.private_data = xr17v35x_register_gpio(pcidev); + if (pcidev->vendor == PCI_VENDOR_ID_EXAR) + port->port.private_data = + xr17v35x_register_gpio(pcidev); } return 0; |