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| author | Robert Jarzmik <robert.jarzmik@free.fr> | 2015-01-30 17:22:45 +0100 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-01-30 10:35:15 -0600 |
| commit | 9eb0797722895f4309b46d122e24d87ad17f473b (patch) | |
| tree | cc5639de313674a7c323410affa034d20638a7e9 /drivers/usb | |
| parent | b4c2378df6419b81eefcb9cd56726321c29a70ca (diff) | |
| download | linux-stable-9eb0797722895f4309b46d122e24d87ad17f473b.tar.gz linux-stable-9eb0797722895f4309b46d122e24d87ad17f473b.tar.bz2 linux-stable-9eb0797722895f4309b46d122e24d87ad17f473b.zip | |
usb: phy: generic: fix the gpios to be optional
All the gpios, ie. reset-gpios and vbus-detect-gpio, should be optional
and not prevent the driver from working. Fix the regression in the
behavior introduced by commit "usb: phy: generic: migrate to gpio_desc".
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/phy/phy-generic.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c index 9a826ff31951..bdb4cb3920f1 100644 --- a/drivers/usb/phy/phy-generic.c +++ b/drivers/usb/phy/phy-generic.c @@ -218,12 +218,12 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop, clk_rate = 0; needs_vcc = of_property_read_bool(node, "vcc-supply"); - nop->gpiod_reset = devm_gpiod_get_optional(dev, "reset-gpios"); - err = PTR_ERR(nop->gpiod_reset); + nop->gpiod_reset = devm_gpiod_get_optional(dev, "reset"); + err = PTR_ERR_OR_ZERO(nop->gpiod_reset); if (!err) { nop->gpiod_vbus = devm_gpiod_get_optional(dev, - "vbus-detect-gpio"); - err = PTR_ERR(nop->gpiod_vbus); + "vbus-detect"); + err = PTR_ERR_OR_ZERO(nop->gpiod_vbus); } } else if (pdata) { type = pdata->type; @@ -242,9 +242,11 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop, if (err == -EPROBE_DEFER) return -EPROBE_DEFER; if (err) { - dev_err(dev, "Error requesting RESET GPIO\n"); + dev_err(dev, "Error requesting RESET or VBUS GPIO\n"); return err; } + if (nop->gpiod_reset) + gpiod_direction_output(nop->gpiod_reset, 1); nop->phy.otg = devm_kzalloc(dev, sizeof(*nop->phy.otg), GFP_KERNEL); |