diff options
Diffstat (limited to 'arch/arm/mach-omap2')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3evm.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/usb-ehci.c | 155 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/usb-musb.c | 1 |
3 files changed, 159 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 017bb2f4f7d2..7d7b5bc8dc31 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -702,6 +702,9 @@ static void __init omap3_evm_init(void) omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP); ehci_pdata.reset_gpio_port[1] = 21; + /* EVM REV >= E can supply 500mA with EXTVBUS programming */ + musb_board_data.power = 500; + musb_board_data.extvbus = 1; } else { /* setup EHCI phy reset on MDC */ omap_mux_init_gpio(135, OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/usb-ehci.c b/arch/arm/mach-omap2/usb-ehci.c index ee9f548d5d81..c68f799e83c5 100644 --- a/arch/arm/mach-omap2/usb-ehci.c +++ b/arch/arm/mach-omap2/usb-ehci.c @@ -236,3 +236,158 @@ void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata) #endif /* CONFIG_USB_EHCI_HCD */ +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) + +static struct resource ohci_resources[] = { + { + .start = OMAP34XX_OHCI_BASE, + .end = OMAP34XX_OHCI_BASE + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = OMAP34XX_UHH_CONFIG_BASE, + .end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = OMAP34XX_USBTLL_BASE, + .end = OMAP34XX_USBTLL_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, + { /* general IRQ */ + .start = INT_34XX_OHCI_IRQ, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 ohci_dmamask = DMA_BIT_MASK(32); + +static struct platform_device ohci_device = { + .name = "ohci-omap3", + .id = 0, + .dev = { + .dma_mask = &ohci_dmamask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(ohci_resources), + .resource = ohci_resources, +}; + +static void setup_ohci_io_mux(const enum ohci_omap3_port_mode *port_mode) +{ + switch (port_mode[0]) { + case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: + case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: + omap_mux_init_signal("mm1_rxdp", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("mm1_rxdm", + OMAP_PIN_INPUT_PULLDOWN); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: + case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: + omap_mux_init_signal("mm1_rxrcv", + OMAP_PIN_INPUT_PULLDOWN); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: + omap_mux_init_signal("mm1_txen_n", OMAP_PIN_OUTPUT); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: + omap_mux_init_signal("mm1_txse0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("mm1_txdat", + OMAP_PIN_INPUT_PULLDOWN); + break; + case OMAP_OHCI_PORT_MODE_UNUSED: + /* FALLTHROUGH */ + default: + break; + } + switch (port_mode[1]) { + case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: + case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: + omap_mux_init_signal("mm2_rxdp", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("mm2_rxdm", + OMAP_PIN_INPUT_PULLDOWN); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: + case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: + omap_mux_init_signal("mm2_rxrcv", + OMAP_PIN_INPUT_PULLDOWN); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: + omap_mux_init_signal("mm2_txen_n", OMAP_PIN_OUTPUT); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: + omap_mux_init_signal("mm2_txse0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("mm2_txdat", + OMAP_PIN_INPUT_PULLDOWN); + break; + case OMAP_OHCI_PORT_MODE_UNUSED: + /* FALLTHROUGH */ + default: + break; + } + switch (port_mode[2]) { + case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: + case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: + omap_mux_init_signal("mm3_rxdp", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("mm3_rxdm", + OMAP_PIN_INPUT_PULLDOWN); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: + case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: + omap_mux_init_signal("mm3_rxrcv", + OMAP_PIN_INPUT_PULLDOWN); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: + omap_mux_init_signal("mm3_txen_n", OMAP_PIN_OUTPUT); + /* FALLTHROUGH */ + case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: + case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: + omap_mux_init_signal("mm3_txse0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("mm3_txdat", + OMAP_PIN_INPUT_PULLDOWN); + break; + case OMAP_OHCI_PORT_MODE_UNUSED: + /* FALLTHROUGH */ + default: + break; + } +} + +void __init usb_ohci_init(const struct ohci_hcd_omap_platform_data *pdata) +{ + platform_device_add_data(&ohci_device, pdata, sizeof(*pdata)); + + /* Setup Pin IO MUX for OHCI */ + if (cpu_is_omap34xx()) + setup_ohci_io_mux(pdata->port_mode); + + if (platform_device_register(&ohci_device) < 0) { + pr_err("Unable to register FS-USB (OHCI) device\n"); + return; + } +} + +#else + +void __init usb_ohci_init(const struct ohci_hcd_omap_platform_data *pdata) +{ +} + +#endif /* CONFIG_USB_OHCI_HCD */ diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index 6d41fa7b2ce8..96f6787e00b2 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -107,6 +107,7 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data) musb_plat.board_data = board_data; musb_plat.power = board_data->power >> 1; musb_plat.mode = board_data->mode; + musb_plat.extvbus = board_data->extvbus; if (platform_device_register(&musb_device) < 0) printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n"); |