diff options
author | Marek Vasut <marek.vasut@gmail.com> | 2010-03-10 05:24:27 +0100 |
---|---|---|
committer | Eric Miao <eric.y.miao@gmail.com> | 2010-05-11 17:25:03 +0200 |
commit | 3d98f8816adafce2933599902fd9a5c0ccedd822 (patch) | |
tree | 3652211e024eec86cabed8d52e1b3a6256da1b73 /arch/arm/mach-pxa | |
parent | addff0faecfc5e73e8a742687255cef847e260db (diff) | |
download | linux-stable-3d98f8816adafce2933599902fd9a5c0ccedd822.tar.gz linux-stable-3d98f8816adafce2933599902fd9a5c0ccedd822.tar.bz2 linux-stable-3d98f8816adafce2933599902fd9a5c0ccedd822.zip |
[ARM] pxa/vpac270: UDC and UHC support
NOTE:
I wasn't able to get it running without reseting the HXOE (so it's there based
on my tests with the hardware). I'll have to investigate it properly when I have
more time.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Reviewed-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa')
-rw-r--r-- | arch/arm/mach-pxa/include/mach/vpac270.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-pxa/vpac270.c | 78 |
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/include/mach/vpac270.h b/arch/arm/mach-pxa/include/mach/vpac270.h index a77e310bcca8..9f7b460d99cc 100644 --- a/arch/arm/mach-pxa/include/mach/vpac270.h +++ b/arch/arm/mach-pxa/include/mach/vpac270.h @@ -31,4 +31,5 @@ #define GPIO12_VPAC270_CF_RDY 12 #define GPIO16_VPAC270_CF_RESET 16 +#define GPIO41_VPAC270_UDC_DETECT 41 #endif diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c index f1b073707f03..b2bef615b390 100644 --- a/arch/arm/mach-pxa/vpac270.c +++ b/arch/arm/mach-pxa/vpac270.c @@ -17,6 +17,7 @@ #include <linux/input.h> #include <linux/gpio.h> #include <linux/sysdev.h> +#include <linux/usb/gpio_vbus.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> @@ -28,6 +29,9 @@ #include <mach/vpac270.h> #include <mach/mmc.h> #include <mach/pxafb.h> +#include <mach/ohci.h> +#include <mach/pxa27x-udc.h> +#include <mach/udc.h> #include "generic.h" #include "devices.h" @@ -105,6 +109,14 @@ static unsigned long vpac270_pin_config[] __initdata = { GPIO12_GPIO, /* CF RDY */ GPIO16_GPIO, /* CF RESET */ + /* UHC */ + GPIO88_USBH1_PWR, + GPIO89_USBH1_PEN, + GPIO119_USBH2_PWR, + GPIO120_USBH2_PEN, + + /* UDC */ + GPIO41_GPIO, }; /****************************************************************************** @@ -233,6 +245,70 @@ static inline void vpac270_leds_init(void) {} #endif /****************************************************************************** + * USB Host + ******************************************************************************/ +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) +static int vpac270_ohci_init(struct device *dev) +{ + UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; + return 0; +} + +static struct pxaohci_platform_data vpac270_ohci_info = { + .port_mode = PMM_PERPORT_MODE, + .flags = ENABLE_PORT1 | ENABLE_PORT2 | + POWER_CONTROL_LOW | POWER_SENSE_LOW, + .init = vpac270_ohci_init, +}; + +static void __init vpac270_uhc_init(void) +{ + pxa_set_ohci_info(&vpac270_ohci_info); +} +#else +static inline void vpac270_uhc_init(void) {} +#endif + +/****************************************************************************** + * USB Gadget + ******************************************************************************/ +#if defined(CONFIG_USB_GADGET_PXA27X)||defined(CONFIG_USB_GADGET_PXA27X_MODULE) +static struct gpio_vbus_mach_info vpac270_gpio_vbus_info = { + .gpio_vbus = GPIO41_VPAC270_UDC_DETECT, + .gpio_pullup = -1, +}; + +static struct platform_device vpac270_gpio_vbus = { + .name = "gpio-vbus", + .id = -1, + .dev = { + .platform_data = &vpac270_gpio_vbus_info, + }, +}; + +static void vpac270_udc_command(int cmd) +{ + if (cmd == PXA2XX_UDC_CMD_CONNECT) + UP2OCR |= UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE; + else if (cmd == PXA2XX_UDC_CMD_DISCONNECT) + UP2OCR &= ~(UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE); +} + +static struct pxa2xx_udc_mach_info vpac270_udc_info __initdata = { + .udc_command = vpac270_udc_command, + .gpio_pullup = -1, +}; + +static void __init vpac270_udc_init(void) +{ + pxa_set_udc_info(&vpac270_udc_info); + platform_device_register(&vpac270_gpio_vbus); +} +#else +static inline void vpac270_udc_init(void) {} +#endif + +/****************************************************************************** * Framebuffer ******************************************************************************/ #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) @@ -312,6 +388,8 @@ static void __init vpac270_init(void) vpac270_nor_init(); vpac270_leds_init(); vpac270_keys_init(); + vpac270_uhc_init(); + vpac270_udc_init(); } MACHINE_START(VPAC270, "Voipac PXA270") |