/* * usb-host.c - OMAP USB Host * * This file will contain the board specific details for the * Synopsys EHCI/OHCI host controller on OMAP3430 and onwards * * Copyright (C) 2007-2011 Texas Instruments * Author: Vikram Pandita <vikram.pandita@ti.com> * Author: Keshava Munegowda <keshava_mgowda@ti.com> * * Generalization by: * Felipe Balbi <balbi@ti.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/types.h> #include <linux/errno.h> #include <linux/delay.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/dma-mapping.h> #include <asm/io.h> #include <mach/hardware.h> #include <mach/irqs.h> #include <plat/usb.h> #include <plat/omap_device.h> #include "mux.h" #ifdef CONFIG_MFD_OMAP_USB_HOST #define OMAP_USBHS_DEVICE "usbhs_omap" #define USBHS_UHH_HWMODNAME "usb_host_hs" #define USBHS_TLL_HWMODNAME "usb_tll_hs" static struct usbhs_omap_platform_data usbhs_data; static struct ehci_hcd_omap_platform_data ehci_data; static struct ohci_hcd_omap_platform_data ohci_data; static struct omap_device_pm_latency omap_uhhtll_latency[] = { { .deactivate_func = omap_device_idle_hwmods, .activate_func = omap_device_enable_hwmods, .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, }, }; /* MUX settings for EHCI pins */ /* * setup_ehci_io_mux - initialize IO pad mux for USBHOST */ static void setup_ehci_io_mux(const enum usbhs_omap_port_mode *port_mode) { switch (port_mode[0]) { case OMAP_EHCI_PORT_MODE_PHY: omap_mux_init_signal("hsusb1_stp", OMAP_PIN_OUTPUT); omap_mux_init_signal("hsusb1_clk", OMAP_PIN_OUTPUT); omap_mux_init_signal("hsusb1_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_data7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_EHCI_PORT_MODE_TLL: omap_mux_init_signal("hsusb1_tll_stp", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("hsusb1_tll_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb1_tll_data7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: /* FALLTHROUGH */ default: break; } switch (port_mode[1]) { case OMAP_EHCI_PORT_MODE_PHY: omap_mux_init_signal("hsusb2_stp", OMAP_PIN_OUTPUT); omap_mux_init_signal("hsusb2_clk", OMAP_PIN_OUTPUT); omap_mux_init_signal("hsusb2_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_data7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_EHCI_PORT_MODE_TLL: omap_mux_init_signal("hsusb2_tll_stp", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("hsusb2_tll_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb2_tll_data7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: /* FALLTHROUGH */ default: break; } switch (port_mode[2]) { case OMAP_EHCI_PORT_MODE_PHY: printk(KERN_WARNING "Port3 can't be used in PHY mode\n"); break; case OMAP_EHCI_PORT_MODE_TLL: omap_mux_init_signal("hsusb3_tll_stp", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("hsusb3_tll_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("hsusb3_tll_data7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: /* FALLTHROUGH */ default: break; } return; } static void setup_4430ehci_io_mux(const enum usbhs_omap_port_mode *port_mode) { switch (port_mode[0]) { case OMAP_EHCI_PORT_MODE_PHY: omap_mux_init_signal("usbb1_ulpiphy_stp", OMAP_PIN_OUTPUT); omap_mux_init_signal("usbb1_ulpiphy_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpiphy_dat7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_EHCI_PORT_MODE_TLL: omap_mux_init_signal("usbb1_ulpitll_stp", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("usbb1_ulpitll_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_ulpitll_dat7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: default: break; } switch (port_mode[1]) { case OMAP_EHCI_PORT_MODE_PHY: omap_mux_init_signal("usbb2_ulpiphy_stp", OMAP_PIN_OUTPUT); omap_mux_init_signal("usbb2_ulpiphy_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpiphy_dat7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_EHCI_PORT_MODE_TLL: omap_mux_init_signal("usbb2_ulpitll_stp", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("usbb2_ulpitll_clk", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dir", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_nxt", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat0", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat1", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat2", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat3", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat4", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat5", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat6", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_ulpitll_dat7", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: default: break; } } static void setup_ohci_io_mux(const enum usbhs_omap_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_USBHS_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_USBHS_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_USBHS_PORT_MODE_UNUSED: /* FALLTHROUGH */ default: break; } } static void setup_4430ohci_io_mux(const enum usbhs_omap_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("usbb1_mm_rxdp", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_mm_rxdm", OMAP_PIN_INPUT_PULLDOWN); case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: omap_mux_init_signal("usbb1_mm_rxrcv", OMAP_PIN_INPUT_PULLDOWN); case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: omap_mux_init_signal("usbb1_mm_txen", OMAP_PIN_INPUT_PULLDOWN); case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: omap_mux_init_signal("usbb1_mm_txdat", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb1_mm_txse0", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: 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("usbb2_mm_rxdp", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_mm_rxdm", OMAP_PIN_INPUT_PULLDOWN); case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: omap_mux_init_signal("usbb2_mm_rxrcv", OMAP_PIN_INPUT_PULLDOWN); case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: omap_mux_init_signal("usbb2_mm_txen", OMAP_PIN_INPUT_PULLDOWN); case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: omap_mux_init_signal("usbb2_mm_txdat", OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_signal("usbb2_mm_txse0", OMAP_PIN_INPUT_PULLDOWN); break; case OMAP_USBHS_PORT_MODE_UNUSED: default: break; } } void __init usbhs_init(const struct usbhs_omap_board_data *pdata) { struct omap_hwmod *oh[2]; struct omap_device *od; int bus_id = -1; int i; for (i = 0; i < OMAP3_HS_USB_PORTS; i++) { usbhs_data.port_mode[i] = pdata->port_mode[i]; ohci_data.port_mode[i] = pdata->port_mode[i]; ehci_data.port_mode[i] = pdata->port_mode[i]; ehci_data.reset_gpio_port[i] = pdata->reset_gpio_port[i]; ehci_data.regulator[i] = pdata->regulator[i]; } ehci_data.phy_reset = pdata->phy_reset; ohci_data.es2_compatibility = pdata->es2_compatibility; usbhs_data.ehci_data = &ehci_data; usbhs_data.ohci_data = &ohci_data; if (cpu_is_omap34xx()) { setup_ehci_io_mux(pdata->port_mode); setup_ohci_io_mux(pdata->port_mode); } else if (cpu_is_omap44xx()) { setup_4430ehci_io_mux(pdata->port_mode); setup_4430ohci_io_mux(pdata->port_mode); } oh[0] = omap_hwmod_lookup(USBHS_UHH_HWMODNAME); if (!oh[0]) { pr_err("Could not look up %s\n", USBHS_UHH_HWMODNAME); return; } oh[1] = omap_hwmod_lookup(USBHS_TLL_HWMODNAME); if (!oh[1]) { pr_err("Could not look up %s\n", USBHS_TLL_HWMODNAME); return; } od = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2, (void *)&usbhs_data, sizeof(usbhs_data), omap_uhhtll_latency, ARRAY_SIZE(omap_uhhtll_latency), false); if (IS_ERR(od)) { pr_err("Could not build hwmod devices %s,%s\n", USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME); return; } } #else void __init usbhs_init(const struct usbhs_omap_board_data *pdata) { } #endif