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authorJuergen Kilb <J.Kilb@phytec.de>2011-04-14 09:31:43 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2011-05-11 11:09:57 +0200
commit557f447f21621de9c5447c8702c33b53279822ce (patch)
treee8daf9667f74cb9f4e9b0b28fb0136a4c48c2434 /drivers/mfd/omap-usb-host.c
parent9f381a61f58bb6487c93ce2233bb9992f8ea9211 (diff)
downloadlinux-557f447f21621de9c5447c8702c33b53279822ce.tar.gz
mfd: Fixed gpio polarity of omap-usb gpio USB-phy reset
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>
Diffstat (limited to 'drivers/mfd/omap-usb-host.c')
-rw-r--r--drivers/mfd/omap-usb-host.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
index 2e165117457..3ab9ffa00aa 100644
--- a/drivers/mfd/omap-usb-host.c
+++ b/drivers/mfd/omap-usb-host.c
@@ -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);
}
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