diff options
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 17 | ||||
| -rw-r--r-- | drivers/usb/host/ehci-pci.c | 112 | ||||
| -rw-r--r-- | drivers/usb/host/ehci.h | 15 | ||||
| -rw-r--r-- | drivers/usb/host/r8a66597-hcd.c | 14 | ||||
| -rw-r--r-- | drivers/usb/host/r8a66597.h | 14 | ||||
| -rw-r--r-- | drivers/usb/host/usb-uclass.c | 79 |
6 files changed, 112 insertions, 139 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index bf02221c9f..3a0d32ee2b 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -5,20 +5,7 @@ * * All rights reserved. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2 of - * the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0 */ #include <common.h> #include <dm.h> @@ -321,7 +308,7 @@ static void ehci_update_endpt2_dev_n_port(struct usb_device *udev, struct udevice *dev = parent; if (device_get_uclass_id(dev->parent) != UCLASS_USB_HUB) { - printf("ehci: Error cannot find high speed parent of usb-1 device\n"); + printf("ehci: Error cannot find high-speed parent of usb-1 device\n"); return; } diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index b9eabc5593..0cb9fcc166 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -2,29 +2,49 @@ * Copyright (c) 2007-2008, Juniper Networks, Inc. * All rights reserved. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2 of - * the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0 */ #include <common.h> +#include <dm.h> #include <errno.h> #include <pci.h> #include <usb.h> #include "ehci.h" +/* Information about a USB port */ +struct ehci_pci_priv { + struct ehci_ctrl ehci; +}; + +static void ehci_pci_common_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, + struct ehci_hcor **ret_hcor) +{ + struct ehci_hccr *hccr; + struct ehci_hcor *hcor; + uint32_t cmd; + + hccr = (struct ehci_hccr *)pci_map_bar(pdev, + PCI_BASE_ADDRESS_0, PCI_REGION_MEM); + hcor = (struct ehci_hcor *)((uint32_t) hccr + + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + + debug("EHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n", + (uint32_t)hccr, (uint32_t)hcor, + (uint32_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + + *ret_hccr = hccr; + *ret_hcor = hcor; + + /* enable busmaster */ + pci_read_config_dword(pdev, PCI_COMMAND, &cmd); + cmd |= PCI_COMMAND_MASTER; + pci_write_config_dword(pdev, PCI_COMMAND, cmd); +} + +#ifndef CONFIG_DM_USB + #ifdef CONFIG_PCI_EHCI_DEVICE static struct pci_device_id ehci_pci_ids[] = { /* Please add supported PCI EHCI controller ids here */ @@ -33,7 +53,6 @@ static struct pci_device_id ehci_pci_ids[] = { {0x12D8, 0x400F}, /* Pericom */ {0, 0} }; -#else #endif /* @@ -44,9 +63,6 @@ int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **ret_hccr, struct ehci_hcor **ret_hcor) { pci_dev_t pdev; - uint32_t cmd; - struct ehci_hccr *hccr; - struct ehci_hcor *hcor; #ifdef CONFIG_PCI_EHCI_DEVICE pdev = pci_find_devices(ehci_pci_ids, CONFIG_PCI_EHCI_DEVICE); @@ -57,23 +73,8 @@ int ehci_hcd_init(int index, enum usb_init_type init, printf("EHCI host controller not found\n"); return -1; } + ehci_pci_common_init(pdev, ret_hccr, ret_hcor); - hccr = (struct ehci_hccr *)pci_map_bar(pdev, - PCI_BASE_ADDRESS_0, PCI_REGION_MEM); - hcor = (struct ehci_hcor *)((uint32_t) hccr + - HC_LENGTH(ehci_readl(&hccr->cr_capbase))); - - debug("EHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n", - (uint32_t)hccr, (uint32_t)hcor, - (uint32_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); - - *ret_hccr = hccr; - *ret_hcor = hcor; - - /* enable busmaster */ - pci_read_config_dword(pdev, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MASTER; - pci_write_config_dword(pdev, PCI_COMMAND, cmd); return 0; } @@ -85,3 +86,46 @@ int ehci_hcd_stop(int index) { return 0; } +#endif /* nCONFIG_DM_USB */ + +#ifdef CONFIG_DM_USB +static int ehci_pci_probe(struct udevice *dev) +{ + struct ehci_hccr *hccr; + struct ehci_hcor *hcor; + + ehci_pci_common_init(pci_get_bdf(dev), &hccr, &hcor); + + return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST); +} + +static int ehci_pci_remove(struct udevice *dev) +{ + int ret; + + ret = ehci_deregister(dev); + if (ret) + return ret; + + return 0; +} + +U_BOOT_DRIVER(ehci_pci) = { + .name = "ehci_pci", + .id = UCLASS_USB, + .probe = ehci_pci_probe, + .remove = ehci_pci_remove, + .ops = &ehci_usb_ops, + .platdata_auto_alloc_size = sizeof(struct usb_platdata), + .priv_auto_alloc_size = sizeof(struct ehci_pci_priv), + .flags = DM_FLAG_ALLOC_PRIV_DMA, +}; + +static struct pci_device_id ehci_pci_supported[] = { + { PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_EHCI, ~0) }, + {}, +}; + +U_BOOT_PCI_DEVICE(ehci_pci, ehci_pci_supported); + +#endif /* CONFIG_DM_USB */ diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 774282d287..3379c293c4 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -3,20 +3,7 @@ * Copyright (c) 2008, Michael Trimarchi <trimarchimichael@yahoo.it> * All rights reserved. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2 of - * the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0 */ #ifndef USB_EHCI_H diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c index 6f33456c90..373e04cbe5 100644 --- a/drivers/usb/host/r8a66597-hcd.c +++ b/drivers/usb/host/r8a66597-hcd.c @@ -3,19 +3,7 @@ * * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * + * SPDX-License-Identifier: GPL-2.0 */ #include <common.h> diff --git a/drivers/usb/host/r8a66597.h b/drivers/usb/host/r8a66597.h index ca1b67155e..67dc3c4588 100644 --- a/drivers/usb/host/r8a66597.h +++ b/drivers/usb/host/r8a66597.h @@ -3,19 +3,7 @@ * * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * + * SPDX-License-Identifier: GPL-2.0 */ #ifndef __R8A66597_H__ diff --git a/drivers/usb/host/usb-uclass.c b/drivers/usb/host/usb-uclass.c index 6e86f4a24a..c5d1e7feb9 100644 --- a/drivers/usb/host/usb-uclass.c +++ b/drivers/usb/host/usb-uclass.c @@ -128,6 +128,17 @@ int usb_alloc_device(struct usb_device *udev) return ops->alloc_device(bus, udev); } +int usb_reset_root_port(struct usb_device *udev) +{ + struct udevice *bus = udev->controller_dev; + struct dm_usb_ops *ops = usb_get_ops(bus); + + if (!ops->reset_root_port) + return -ENOSYS; + + return ops->reset_root_port(bus, udev); +} + int usb_stop(void) { struct udevice *bus; @@ -146,6 +157,9 @@ int usb_stop(void) ret = device_remove(bus); if (ret && !err) err = ret; + ret = device_unbind_children(bus); + if (ret && !err) + err = ret; } #ifdef CONFIG_SANDBOX @@ -265,11 +279,6 @@ int usb_init(void) return usb_started ? 0 : -1; } -int usb_reset_root_port(void) -{ - return -ENOSYS; -} - static struct usb_device *find_child_devnum(struct udevice *parent, int devnum) { struct usb_device *udev; @@ -294,14 +303,14 @@ static struct usb_device *find_child_devnum(struct udevice *parent, int devnum) struct usb_device *usb_get_dev_index(struct udevice *bus, int index) { - struct udevice *hub; + struct udevice *dev; int devnum = index + 1; /* Addresses are allocated from 1 on USB */ - device_find_first_child(bus, &hub); - if (device_get_uclass_id(hub) == UCLASS_USB_HUB) - return find_child_devnum(hub, devnum); + device_find_first_child(bus, &dev); + if (!dev) + return NULL; - return NULL; + return find_child_devnum(dev, devnum); } int usb_post_bind(struct udevice *dev) @@ -310,35 +319,6 @@ int usb_post_bind(struct udevice *dev) return dm_scan_fdt_node(dev, gd->fdt_blob, dev->of_offset, false); } -int usb_port_reset(struct usb_device *parent, int portnr) -{ - unsigned short portstatus; - int ret; - - debug("%s: start\n", __func__); - - if (parent) { - /* reset the port for the second time */ - assert(portnr > 0); - debug("%s: reset %d\n", __func__, portnr - 1); - ret = legacy_hub_port_reset(parent, portnr - 1, &portstatus); - if (ret < 0) { - printf("\n Couldn't reset port %i\n", portnr); - return ret; - } - } else { - debug("%s: reset root\n", __func__); - usb_reset_root_port(); - } - - return 0; -} - -int usb_legacy_port_reset(struct usb_device *parent, int portnr) -{ - return usb_port_reset(parent, portnr); -} - int usb_setup_ehci_gadget(struct ehci_ctrl **ctlrp) { struct usb_platdata *plat; @@ -511,15 +491,14 @@ error: } /** - * usb_find_child() - Find an existing device which matches our needs - * - * + * usb_find_emul_child() - Find an existing device for emulated devices */ -static int usb_find_child(struct udevice *parent, - struct usb_device_descriptor *desc, - struct usb_interface_descriptor *iface, - struct udevice **devp) +static int usb_find_emul_child(struct udevice *parent, + struct usb_device_descriptor *desc, + struct usb_interface_descriptor *iface, + struct udevice **devp) { +#ifdef CONFIG_SANDBOX struct udevice *dev; *devp = NULL; @@ -538,7 +517,7 @@ static int usb_find_child(struct udevice *parent, return 0; } } - +#endif return -ENOENT; } @@ -594,12 +573,12 @@ int usb_scan_device(struct udevice *parent, int port, debug("Calling usb_setup_device(), portnr=%d\n", udev->portnr); parent_udev = device_get_uclass_id(parent) == UCLASS_USB_HUB ? dev_get_parentdata(parent) : NULL; - ret = usb_setup_device(udev, priv->desc_before_addr, parent_udev, port); + ret = usb_setup_device(udev, priv->desc_before_addr, parent_udev); debug("read_descriptor for '%s': ret=%d\n", parent->name, ret); if (ret) return ret; - ret = usb_find_child(parent, &udev->descriptor, iface, &dev); - debug("** usb_find_child returns %d\n", ret); + ret = usb_find_emul_child(parent, &udev->descriptor, iface, &dev); + debug("** usb_find_emul_child returns %d\n", ret); if (ret) { if (ret != -ENOENT) return ret; |