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mx28-evk: enable USB 

- USB1 is host (tested with a mass storage)
- USB0 is device (quickly tested with DFU)

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Eric Bénard 2013-09-10 19:57:56 +02:00 committed by Sascha Hauer
parent 000981f61b
commit c002de40aa
1 changed files with 21 additions and 0 deletions
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21
arch/arm/boards/freescale-mx28-evk/mx28-evk.c
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@ -32,6 +32,8 @@
#include <mach/iomux.h>
#include <mach/ocotp.h>
#include <mach/devices.h>
#include <mach/usb.h>
#include <usb/fsl_usb2.h>
#include <spi/spi.h>
#include <asm/armlinux.h>
@ -135,6 +137,11 @@ static const uint32_t mx28evk_pads[] = {
SSP2_D3 | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* SS0 !CS */
SSP2_CMD | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* MOSI DIO */
SSP2_SCK | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* CLK */
/* USB VBUS1 ENABLE - default to ON */
AUART2_RX_GPIO | VE_3_3V | PULLUP(0) | GPIO_OUT | GPIO_VALUE(1),
/* USB VBUS0 ENABLE - default to OFF */
AUART2_TX_GPIO | VE_3_3V | PULLUP(0) | GPIO_OUT | GPIO_VALUE(0),
};
static struct mxs_mci_platform_data mci_pdata = {
@ -247,6 +254,12 @@ static const struct spi_board_info mx28evk_spi_board_info[] = {
}
};
#ifdef CONFIG_USB_GADGET_DRIVER_ARC
static struct fsl_usb2_platform_data usb_pdata = {
.operating_mode = FSL_USB2_DR_DEVICE,
.phy_mode = FSL_USB2_PHY_UTMI,
};
#endif
static int mx28_evk_devices_init(void)
{
int i;
@ -280,6 +293,14 @@ static int mx28_evk_devices_init(void)
add_generic_device("mxs_spi", 2, NULL, IMX_SSP2_BASE, 0x2000,
IORESOURCE_MEM, NULL);
#ifdef CONFIG_USB_GADGET_DRIVER_ARC
imx28_usb_phy0_enable();
imx28_usb_phy1_enable();
add_generic_usb_ehci_device(DEVICE_ID_DYNAMIC, IMX_USB1_BASE, NULL);
add_generic_device("fsl-udc", DEVICE_ID_DYNAMIC, NULL, IMX_USB0_BASE,
0x200, IORESOURCE_MEM, &usb_pdata);
#endif
return 0;
}
device_initcall(mx28_evk_devices_init);