diff options
Diffstat (limited to 'arch/arm/mach-mx3/mach-mx31moboard.c')
| -rw-r--r-- | arch/arm/mach-mx3/mach-mx31moboard.c | 98 |
1 files changed, 37 insertions, 61 deletions
diff --git a/arch/arm/mach-mx3/mach-mx31moboard.c b/arch/arm/mach-mx3/mach-mx31moboard.c index fccb9207b78d..5c4448947d78 100644 --- a/arch/arm/mach-mx3/mach-mx31moboard.c +++ b/arch/arm/mach-mx3/mach-mx31moboard.c @@ -306,37 +306,51 @@ static struct imxmmc_platform_data sdhc1_pdata = { * this pin is dedicated for all mx31moboard systems, so we do it here */ #define USB_RESET_B IOMUX_TO_GPIO(MX31_PIN_GPIO1_0) - -static void usb_xcvr_reset(void) -{ - gpio_request(USB_RESET_B, "usb-reset"); - gpio_direction_output(USB_RESET_B, 0); - mdelay(1); - gpio_set_value(USB_RESET_B, 1); -} - #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ - PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU) + PAD_CTL_ODE_CMOS) #define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC) +#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6) -static void moboard_usbotg_init(void) +static void usb_xcvr_reset(void) { - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG | PAD_CTL_100K_PU); + + mxc_iomux_set_gpr(MUX_PGP_UH2, true); + mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG | PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG | PAD_CTL_100K_PD); + mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG | PAD_CTL_100K_PD); gpio_request(OTG_EN_B, "usb-udc-en"); gpio_direction_output(OTG_EN_B, 0); + gpio_request(USBH2_EN_B, "usbh2-en"); + gpio_direction_output(USBH2_EN_B, 0); + + gpio_request(USB_RESET_B, "usb-reset"); + gpio_direction_output(USB_RESET_B, 0); + mdelay(1); + gpio_set_value(USB_RESET_B, 1); + mdelay(1); } static struct fsl_usb2_platform_data usb_pdata = { @@ -346,44 +360,7 @@ static struct fsl_usb2_platform_data usb_pdata = { #if defined(CONFIG_USB_ULPI) -#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6) - -static int moboard_usbh2_hw_init(struct platform_device *pdev) -{ - int ret; - - mxc_iomux_set_gpr(MUX_PGP_UH2, true); - - mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG); - - ret = gpio_request(USBH2_EN_B, "usbh2-en"); - if (ret) - return ret; - gpio_direction_output(USBH2_EN_B, 0); - - return 0; -} - -static int moboard_usbh2_hw_exit(struct platform_device *pdev) -{ - gpio_free(USBH2_EN_B); - return 0; -} - static struct mxc_usbh_platform_data usbh2_pdata = { - .init = moboard_usbh2_hw_init, - .exit = moboard_usbh2_hw_exit, .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT, .flags = MXC_EHCI_POWER_PINS_ENABLED, }; @@ -508,7 +485,6 @@ static void __init mxc_board_init(void) usb_xcvr_reset(); - moboard_usbotg_init(); mxc_register_device(&mxc_otg_udc_device, &usb_pdata); moboard_usbh2_init(); |