diff options
| -rw-r--r-- | arch/arm/mach-mx3/mach-armadillo5x0.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mach-mx31lilly.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mach-mx31lite.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mach-mx31moboard.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mach-pcm037.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mach-pcm043.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mx31moboard-smartbot.c | 2 | ||||
| -rw-r--r-- | drivers/usb/otg/ulpi.c | 127 | ||||
| -rw-r--r-- | include/linux/usb/otg.h | 7 | ||||
| -rw-r--r-- | include/linux/usb/ulpi.h | 39 |
10 files changed, 166 insertions, 27 deletions
diff --git a/arch/arm/mach-mx3/mach-armadillo5x0.c b/arch/arm/mach-mx3/mach-armadillo5x0.c index 96aadcadb4ff..68879c996a55 100644 --- a/arch/arm/mach-mx3/mach-armadillo5x0.c +++ b/arch/arm/mach-mx3/mach-armadillo5x0.c @@ -551,9 +551,9 @@ static void __init armadillo5x0_init(void) /* USB */ #if defined(CONFIG_USB_ULPI) usbotg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); mxc_register_device(&mxc_otg_host, &usbotg_pdata); mxc_register_device(&mxc_usbh2, &usbh2_pdata); diff --git a/arch/arm/mach-mx3/mach-mx31lilly.c b/arch/arm/mach-mx3/mach-mx31lilly.c index 8f66f65e80e2..7c37daabb757 100644 --- a/arch/arm/mach-mx3/mach-mx31lilly.c +++ b/arch/arm/mach-mx3/mach-mx31lilly.c @@ -245,9 +245,9 @@ static struct mxc_usbh_platform_data usbh2_pdata = { static void lilly1131_usb_init(void) { usbotg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); mxc_register_device(&mxc_usbh1, &usbh1_pdata); mxc_register_device(&mxc_usbh2, &usbh2_pdata); diff --git a/arch/arm/mach-mx3/mach-mx31lite.c b/arch/arm/mach-mx3/mach-mx31lite.c index da236c497d2a..f66a9576d8c2 100644 --- a/arch/arm/mach-mx3/mach-mx31lite.c +++ b/arch/arm/mach-mx3/mach-mx31lite.c @@ -256,7 +256,7 @@ static void __init mxc_board_init(void) #if defined(CONFIG_USB_ULPI) /* USB */ usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); mxc_register_device(&mxc_usbh2, &usbh2_pdata); #endif diff --git a/arch/arm/mach-mx3/mach-mx31moboard.c b/arch/arm/mach-mx3/mach-mx31moboard.c index 67776bc61c33..7a075e8bf2d4 100644 --- a/arch/arm/mach-mx3/mach-mx31moboard.c +++ b/arch/arm/mach-mx3/mach-mx31moboard.c @@ -412,7 +412,7 @@ static struct mxc_usbh_platform_data usbh2_pdata = { static int __init moboard_usbh2_init(void) { usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); return mxc_register_device(&mxc_usbh2, &usbh2_pdata); } diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c index 8a292dd1a714..214de11b20b9 100644 --- a/arch/arm/mach-mx3/mach-pcm037.c +++ b/arch/arm/mach-mx3/mach-pcm037.c @@ -654,13 +654,13 @@ static void __init mxc_board_init(void) #if defined(CONFIG_USB_ULPI) if (otg_mode_host) { otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); mxc_register_device(&mxc_otg_host, &otg_pdata); } usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); mxc_register_device(&mxc_usbh2, &usbh2_pdata); #endif diff --git a/arch/arm/mach-mx3/mach-pcm043.c b/arch/arm/mach-mx3/mach-pcm043.c index 47f5311b301a..28886f0e62f9 100644 --- a/arch/arm/mach-mx3/mach-pcm043.c +++ b/arch/arm/mach-mx3/mach-pcm043.c @@ -378,7 +378,7 @@ static void __init mxc_board_init(void) #if defined(CONFIG_USB_ULPI) if (otg_mode_host) { otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); mxc_register_device(&mxc_otg_host, &otg_pdata); } diff --git a/arch/arm/mach-mx3/mx31moboard-smartbot.c b/arch/arm/mach-mx3/mx31moboard-smartbot.c index 40c3e7564cb6..417757e78c65 100644 --- a/arch/arm/mach-mx3/mx31moboard-smartbot.c +++ b/arch/arm/mach-mx3/mx31moboard-smartbot.c @@ -134,7 +134,7 @@ static struct mxc_usbh_platform_data otg_host_pdata = { static int __init smartbot_otg_host_init(void) { otg_host_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); + ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); return mxc_register_device(&mxc_otg_host, &otg_host_pdata); } diff --git a/drivers/usb/otg/ulpi.c b/drivers/usb/otg/ulpi.c index ef7dbe40f111..ccc81950822b 100644 --- a/drivers/usb/otg/ulpi.c +++ b/drivers/usb/otg/ulpi.c @@ -37,25 +37,106 @@ static unsigned int ulpi_ids[] = { ULPI_ID(0x0424, 0x0006), /* SMSC USB3319 */ }; -static int ulpi_set_flags(struct otg_transceiver *otg) +static int ulpi_set_otg_flags(struct otg_transceiver *otg) { - unsigned int flags = 0; + unsigned int flags = ULPI_OTG_CTRL_DP_PULLDOWN | + ULPI_OTG_CTRL_DM_PULLDOWN; - if (otg->flags & USB_OTG_PULLUP_ID) + if (otg->flags & ULPI_OTG_ID_PULLUP) flags |= ULPI_OTG_CTRL_ID_PULLUP; - if (otg->flags & USB_OTG_PULLDOWN_DM) - flags |= ULPI_OTG_CTRL_DM_PULLDOWN; + /* + * ULPI Specification rev.1.1 default + * for Dp/DmPulldown is enabled. + */ + if (otg->flags & ULPI_OTG_DP_PULLDOWN_DIS) + flags &= ~ULPI_OTG_CTRL_DP_PULLDOWN; - if (otg->flags & USB_OTG_PULLDOWN_DP) - flags |= ULPI_OTG_CTRL_DP_PULLDOWN; + if (otg->flags & ULPI_OTG_DM_PULLDOWN_DIS) + flags &= ~ULPI_OTG_CTRL_DM_PULLDOWN; - if (otg->flags & USB_OTG_EXT_VBUS_INDICATOR) + if (otg->flags & ULPI_OTG_EXTVBUSIND) flags |= ULPI_OTG_CTRL_EXTVBUSIND; return otg_io_write(otg, flags, ULPI_OTG_CTRL); } +static int ulpi_set_fc_flags(struct otg_transceiver *otg) +{ + unsigned int flags = 0; + + /* + * ULPI Specification rev.1.1 default + * for XcvrSelect is Full Speed. + */ + if (otg->flags & ULPI_FC_HS) + flags |= ULPI_FUNC_CTRL_HIGH_SPEED; + else if (otg->flags & ULPI_FC_LS) + flags |= ULPI_FUNC_CTRL_LOW_SPEED; + else if (otg->flags & ULPI_FC_FS4LS) + flags |= ULPI_FUNC_CTRL_FS4LS; + else + flags |= ULPI_FUNC_CTRL_FULL_SPEED; + + if (otg->flags & ULPI_FC_TERMSEL) + flags |= ULPI_FUNC_CTRL_TERMSELECT; + + /* + * ULPI Specification rev.1.1 default + * for OpMode is Normal Operation. + */ + if (otg->flags & ULPI_FC_OP_NODRV) + flags |= ULPI_FUNC_CTRL_OPMODE_NONDRIVING; + else if (otg->flags & ULPI_FC_OP_DIS_NRZI) + flags |= ULPI_FUNC_CTRL_OPMODE_DISABLE_NRZI; + else if (otg->flags & ULPI_FC_OP_NSYNC_NEOP) + flags |= ULPI_FUNC_CTRL_OPMODE_NOSYNC_NOEOP; + else + flags |= ULPI_FUNC_CTRL_OPMODE_NORMAL; + + /* + * ULPI Specification rev.1.1 default + * for SuspendM is Powered. + */ + flags |= ULPI_FUNC_CTRL_SUSPENDM; + + return otg_io_write(otg, flags, ULPI_FUNC_CTRL); +} + +static int ulpi_set_ic_flags(struct otg_transceiver *otg) +{ + unsigned int flags = 0; + + if (otg->flags & ULPI_IC_AUTORESUME) + flags |= ULPI_IFC_CTRL_AUTORESUME; + + if (otg->flags & ULPI_IC_EXTVBUS_INDINV) + flags |= ULPI_IFC_CTRL_EXTERNAL_VBUS; + + if (otg->flags & ULPI_IC_IND_PASSTHRU) + flags |= ULPI_IFC_CTRL_PASSTHRU; + + if (otg->flags & ULPI_IC_PROTECT_DIS) + flags |= ULPI_IFC_CTRL_PROTECT_IFC_DISABLE; + + return otg_io_write(otg, flags, ULPI_IFC_CTRL); +} + +static int ulpi_set_flags(struct otg_transceiver *otg) +{ + int ret; + + ret = ulpi_set_otg_flags(otg); + if (ret) + return ret; + + ret = ulpi_set_ic_flags(otg); + if (ret) + return ret; + + return ulpi_set_fc_flags(otg); +} + static int ulpi_init(struct otg_transceiver *otg) { int i, vid, pid, ret; @@ -80,6 +161,31 @@ static int ulpi_init(struct otg_transceiver *otg) return -ENODEV; } +static int ulpi_set_host(struct otg_transceiver *otg, struct usb_bus *host) +{ + unsigned int flags = otg_io_read(otg, ULPI_IFC_CTRL); + + if (!host) { + otg->host = NULL; + return 0; + } + + otg->host = host; + + flags &= ~(ULPI_IFC_CTRL_6_PIN_SERIAL_MODE | + ULPI_IFC_CTRL_3_PIN_SERIAL_MODE | + ULPI_IFC_CTRL_CARKITMODE); + + if (otg->flags & ULPI_IC_6PIN_SERIAL) + flags |= ULPI_IFC_CTRL_6_PIN_SERIAL_MODE; + else if (otg->flags & ULPI_IC_3PIN_SERIAL) + flags |= ULPI_IFC_CTRL_3_PIN_SERIAL_MODE; + else if (otg->flags & ULPI_IC_CARKIT) + flags |= ULPI_IFC_CTRL_CARKITMODE; + + return otg_io_write(otg, flags, ULPI_IFC_CTRL); +} + static int ulpi_set_vbus(struct otg_transceiver *otg, bool on) { unsigned int flags = otg_io_read(otg, ULPI_OTG_CTRL); @@ -87,10 +193,10 @@ static int ulpi_set_vbus(struct otg_transceiver *otg, bool on) flags &= ~(ULPI_OTG_CTRL_DRVVBUS | ULPI_OTG_CTRL_DRVVBUS_EXT); if (on) { - if (otg->flags & USB_OTG_DRV_VBUS) + if (otg->flags & ULPI_OTG_DRVVBUS) flags |= ULPI_OTG_CTRL_DRVVBUS; - if (otg->flags & USB_OTG_DRV_VBUS_EXT) + if (otg->flags & ULPI_OTG_DRVVBUS_EXT) flags |= ULPI_OTG_CTRL_DRVVBUS_EXT; } @@ -111,6 +217,7 @@ otg_ulpi_create(struct otg_io_access_ops *ops, otg->flags = flags; otg->io_ops = ops; otg->init = ulpi_init; + otg->set_host = ulpi_set_host; otg->set_vbus = ulpi_set_vbus; return otg; diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 54b2c5e48b9d..545cba73ccaf 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -43,13 +43,6 @@ enum usb_xceiv_events { USB_EVENT_ENUMERATED, /* gadget driver enumerated */ }; -#define USB_OTG_PULLUP_ID (1 << 0) -#define USB_OTG_PULLDOWN_DP (1 << 1) -#define USB_OTG_PULLDOWN_DM (1 << 2) -#define USB_OTG_EXT_VBUS_INDICATOR (1 << 3) -#define USB_OTG_DRV_VBUS (1 << 4) -#define USB_OTG_DRV_VBUS_EXT (1 << 5) - struct otg_transceiver; /* for transceivers connected thru an ULPI interface, the user must diff --git a/include/linux/usb/ulpi.h b/include/linux/usb/ulpi.h index 900d97b7096a..82b1507f4735 100644 --- a/include/linux/usb/ulpi.h +++ b/include/linux/usb/ulpi.h @@ -15,6 +15,41 @@ /*-------------------------------------------------------------------------*/ /* + * ULPI Flags + */ +#define ULPI_OTG_ID_PULLUP (1 << 0) +#define ULPI_OTG_DP_PULLDOWN_DIS (1 << 1) +#define ULPI_OTG_DM_PULLDOWN_DIS (1 << 2) +#define ULPI_OTG_DISCHRGVBUS (1 << 3) +#define ULPI_OTG_CHRGVBUS (1 << 4) +#define ULPI_OTG_DRVVBUS (1 << 5) +#define ULPI_OTG_DRVVBUS_EXT (1 << 6) +#define ULPI_OTG_EXTVBUSIND (1 << 7) + +#define ULPI_IC_6PIN_SERIAL (1 << 8) +#define ULPI_IC_3PIN_SERIAL (1 << 9) +#define ULPI_IC_CARKIT (1 << 10) +#define ULPI_IC_CLKSUSPM (1 << 11) +#define ULPI_IC_AUTORESUME (1 << 12) +#define ULPI_IC_EXTVBUS_INDINV (1 << 13) +#define ULPI_IC_IND_PASSTHRU (1 << 14) +#define ULPI_IC_PROTECT_DIS (1 << 15) + +#define ULPI_FC_HS (1 << 16) +#define ULPI_FC_FS (1 << 17) +#define ULPI_FC_LS (1 << 18) +#define ULPI_FC_FS4LS (1 << 19) +#define ULPI_FC_TERMSEL (1 << 20) +#define ULPI_FC_OP_NORM (1 << 21) +#define ULPI_FC_OP_NODRV (1 << 22) +#define ULPI_FC_OP_DIS_NRZI (1 << 23) +#define ULPI_FC_OP_NSYNC_NEOP (1 << 24) +#define ULPI_FC_RST (1 << 25) +#define ULPI_FC_SUSPM (1 << 26) + +/*-------------------------------------------------------------------------*/ + +/* * Macros for Set and Clear * See ULPI 1.1 specification to find the registers with Set and Clear offsets */ @@ -59,6 +94,10 @@ /*-------------------------------------------------------------------------*/ +/* + * Register Bits + */ + /* Function Control */ #define ULPI_FUNC_CTRL_XCVRSEL (1 << 0) #define ULPI_FUNC_CTRL_XCVRSEL_MASK (3 << 0) |
