diff options
| author | Martin Fuzzey <mfuzzey@gmail.com> | 2009-11-21 12:14:48 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-02 14:52:55 -0800 |
| commit | 23d3e7a6598066ed39771cf2030c6bbb581c7812 (patch) | |
| tree | f405062a318d5b1859ecf439b924b26c81518ee7 /arch/arm | |
| parent | 13dda80e48439b446d0bc9bab34b91484bc8f533 (diff) | |
USB: MXC: Add i.MX21 specific USB host controller driver.
This driver is a Full / Low speed only USB host for the i.MX21.
Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/mx21-usbhost.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mx21-usbhost.h b/arch/arm/plat-mxc/include/mach/mx21-usbhost.h new file mode 100644 index 00000000000..22d0b596262 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mx21-usbhost.h @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2009 Martin Fuzzey <mfuzzey@gmail.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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + */ + +#ifndef __ASM_ARCH_MX21_USBH +#define __ASM_ARCH_MX21_USBH + +enum mx21_usbh_xcvr { + /* Values below as used by hardware (HWMODE register) */ + MX21_USBXCVR_TXDIF_RXDIF = 0, + MX21_USBXCVR_TXDIF_RXSE = 1, + MX21_USBXCVR_TXSE_RXDIF = 2, + MX21_USBXCVR_TXSE_RXSE = 3, +}; + +struct mx21_usbh_platform_data { + enum mx21_usbh_xcvr host_xcvr; /* tranceiver mode host 1,2 ports */ + enum mx21_usbh_xcvr otg_xcvr; /* tranceiver mode otg (as host) port */ + u16 enable_host1:1, + enable_host2:1, + enable_otg_host:1, /* enable "OTG" port (as host) */ + host1_xcverless:1, /* traceiverless host1 port */ + host1_txenoe:1, /* output enable host1 transmit enable */ + otg_ext_xcvr:1, /* external tranceiver for OTG port */ + unused:10; +}; + +#endif /* __ASM_ARCH_MX21_USBH */ |