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![Paul Bolle](/assets/img/avatar_default.png)
Since v2.6.39 there are checks for CONFIG_MSP_HAS_DUAL_USB and checks for CONFIG_MSP_HAS_TSMAC in the code. The related Kconfig symbols have never been added. These checks have evaluated to false for three years now. Remove them and the code they have been hiding. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: linux-mips@linux-mips.org Cc: linux-usb@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/6982/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
173 lines
4.9 KiB
C
173 lines
4.9 KiB
C
/*
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* The setup file for USB related hardware on PMC-Sierra MSP processors.
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*
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* Copyright 2006 PMC-Sierra, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_GADGET)
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#include <linux/init.h>
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#include <linux/ioport.h>
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#include <linux/platform_device.h>
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#include <asm/mipsregs.h>
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#include <msp_regs.h>
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#include <msp_int.h>
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#include <msp_prom.h>
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#include <msp_usb.h>
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#if defined(CONFIG_USB_EHCI_HCD)
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static struct resource msp_usbhost0_resources[] = {
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[0] = { /* EHCI-HS operational and capabilities registers */
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.start = MSP_USB0_HS_START,
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.end = MSP_USB0_HS_END,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = MSP_INT_USB,
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.end = MSP_INT_USB,
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.flags = IORESOURCE_IRQ,
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},
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[2] = { /* MSBus-to-AMBA bridge register space */
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.start = MSP_USB0_MAB_START,
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.end = MSP_USB0_MAB_END,
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.flags = IORESOURCE_MEM,
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},
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[3] = { /* Identification and general hardware parameters */
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.start = MSP_USB0_ID_START,
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.end = MSP_USB0_ID_END,
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.flags = IORESOURCE_MEM,
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},
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};
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static u64 msp_usbhost0_dma_mask = 0xffffffffUL;
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static struct mspusb_device msp_usbhost0_device = {
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.dev = {
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.name = "pmcmsp-ehci",
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.id = 0,
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.dev = {
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.dma_mask = &msp_usbhost0_dma_mask,
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.coherent_dma_mask = 0xffffffffUL,
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},
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.num_resources = ARRAY_SIZE(msp_usbhost0_resources),
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.resource = msp_usbhost0_resources,
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},
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};
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#endif /* CONFIG_USB_EHCI_HCD */
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#if defined(CONFIG_USB_GADGET)
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static struct resource msp_usbdev0_resources[] = {
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[0] = { /* EHCI-HS operational and capabilities registers */
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.start = MSP_USB0_HS_START,
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.end = MSP_USB0_HS_END,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = MSP_INT_USB,
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.end = MSP_INT_USB,
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.flags = IORESOURCE_IRQ,
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},
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[2] = { /* MSBus-to-AMBA bridge register space */
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.start = MSP_USB0_MAB_START,
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.end = MSP_USB0_MAB_END,
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.flags = IORESOURCE_MEM,
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},
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[3] = { /* Identification and general hardware parameters */
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.start = MSP_USB0_ID_START,
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.end = MSP_USB0_ID_END,
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.flags = IORESOURCE_MEM,
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},
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};
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static u64 msp_usbdev_dma_mask = 0xffffffffUL;
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/* This may need to be converted to a mspusb_device, too. */
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static struct mspusb_device msp_usbdev0_device = {
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.dev = {
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.name = "msp71xx_udc",
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.id = 0,
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.dev = {
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.dma_mask = &msp_usbdev_dma_mask,
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.coherent_dma_mask = 0xffffffffUL,
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},
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.num_resources = ARRAY_SIZE(msp_usbdev0_resources),
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.resource = msp_usbdev0_resources,
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},
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};
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#endif /* CONFIG_USB_GADGET */
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static int __init msp_usb_setup(void)
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{
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char *strp;
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char envstr[32];
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struct platform_device *msp_devs[NUM_USB_DEVS];
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unsigned int val;
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/* construct environment name usbmode */
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/* set usbmode <host/device> as pmon environment var */
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/*
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* Could this perhaps be integrated into the "features" env var?
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* Use the features key "U", and follow with "H" for host-mode,
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* "D" for device-mode. If it works for Ethernet, why not USB...
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* -- hammtrev, 2007/03/22
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*/
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snprintf((char *)&envstr[0], sizeof(envstr), "usbmode");
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/* set default host mode */
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val = 1;
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/* get environment string */
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strp = prom_getenv((char *)&envstr[0]);
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if (strp) {
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/* compare string */
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if (!strcmp(strp, "device"))
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val = 0;
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}
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if (val) {
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#if defined(CONFIG_USB_EHCI_HCD)
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msp_devs[0] = &msp_usbhost0_device.dev;
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ppfinit("platform add USB HOST done %s.\n", msp_devs[0]->name);
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#else
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ppfinit("%s: echi_hcd not supported\n", __FILE__);
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#endif /* CONFIG_USB_EHCI_HCD */
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} else {
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#if defined(CONFIG_USB_GADGET)
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/* get device mode structure */
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msp_devs[0] = &msp_usbdev0_device.dev;
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ppfinit("platform add USB DEVICE done %s.\n"
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, msp_devs[0]->name);
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#else
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ppfinit("%s: usb_gadget not supported\n", __FILE__);
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#endif /* CONFIG_USB_GADGET */
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}
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/* add device */
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platform_add_devices(msp_devs, ARRAY_SIZE(msp_devs));
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return 0;
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}
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subsys_initcall(msp_usb_setup);
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#endif /* CONFIG_USB_EHCI_HCD || CONFIG_USB_GADGET */
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