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| author | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2011-07-13 11:29:18 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-09-10 23:03:13 +0200 |
| commit | 1fcaea7e4c932b2bcc2612fafec6e1917944d192 (patch) | |
| tree | a0b1d124ee43fb9496914c779e8aeafcdb731df9 /arch/arm/mach-at91/at91sam9261_devices.c | |
| parent | aa6e52a35d388e730f4df0ec2ec48294590cc459 (diff) | |
| download | linux-1fcaea7e4c932b2bcc2612fafec6e1917944d192.tar.gz linux-1fcaea7e4c932b2bcc2612fafec6e1917944d192.tar.bz2 linux-1fcaea7e4c932b2bcc2612fafec6e1917944d192.zip | |
at91: at91-ohci: configure overcurrent pins as input GPIOs
As a new overcurrent_pin[] array has been added to the at91_usbh_data
structure, those pins must be muxed to work properly. This commit
implements this muxing for all AT91 SoCs that support the AT91 OHCI.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
[nicolas.ferre@atmel.com: added i variable declaration for the loop]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/mach-at91/at91sam9261_devices.c')
| -rw-r--r-- | arch/arm/mach-at91/at91sam9261_devices.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 0f917928eeb7..3b8fb79d6b10 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -64,9 +64,17 @@ static struct platform_device at91sam9261_usbh_device = { void __init at91_add_device_usbh(struct at91_usbh_data *data) { + int i; + if (!data) return; + /* Enable overcurrent notification */ + for (i = 0; i < data->ports; i++) { + if (data->overcurrent_pin[i]) + at91_set_gpio_input(data->overcurrent_pin[i], 1); + } + usbh_data = *data; platform_device_register(&at91sam9261_usbh_device); } |