mfd: Fixed gpio polarity of omap-usb gpio USB-phy reset
authorJuergen Kilb <J.Kilb@phytec.de>
Thu, 14 Apr 2011 07:31:43 +0000 (09:31 +0200)
committerSamuel Ortiz <sameo@linux.intel.com>
Wed, 11 May 2011 09:09:57 +0000 (11:09 +0200)
With commit 19403165 a main part of ehci-omap.c moved to
drivers/mfd/omap-usb-host.c created by commit 17cdd29d.
Due to this reorganisation the polarity used to reset the
external USB phy changed and USB host doesn't recognize
any devices.

Signed-off-by: Juergen Kilb <J.Kilb@phytec.de>
Acked-by: Felipe Balbi <balbi@ti.com>
Tested-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
drivers/mfd/omap-usb-host.c

index 2e165117457b482ad3e679d48ff9d203a69cd6f8..3ab9ffa00aadf8c805477e2c323c2f1f889da2a8 100644 (file)
@@ -717,14 +717,14 @@ static int usbhs_enable(struct device *dev)
                        gpio_request(pdata->ehci_data->reset_gpio_port[0],
                                                "USB1 PHY reset");
                        gpio_direction_output
-                               (pdata->ehci_data->reset_gpio_port[0], 1);
+                               (pdata->ehci_data->reset_gpio_port[0], 0);
                }
 
                if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) {
                        gpio_request(pdata->ehci_data->reset_gpio_port[1],
                                                "USB2 PHY reset");
                        gpio_direction_output
-                               (pdata->ehci_data->reset_gpio_port[1], 1);
+                               (pdata->ehci_data->reset_gpio_port[1], 0);
                }
 
                /* Hold the PHY in RESET for enough time till DIR is high */
@@ -904,11 +904,11 @@ static int usbhs_enable(struct device *dev)
 
                if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0]))
                        gpio_set_value
-                               (pdata->ehci_data->reset_gpio_port[0], 0);
+                               (pdata->ehci_data->reset_gpio_port[0], 1);
 
                if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1]))
                        gpio_set_value
-                               (pdata->ehci_data->reset_gpio_port[1], 0);
+                               (pdata->ehci_data->reset_gpio_port[1], 1);
        }
 
 end_count: