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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-07 21:16:28 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-07 21:16:28 (GMT) |
commit | 3e5b08cbbf78bedd316904ab0cf3b27119433ee5 (patch) | |
tree | 0365745c1b7441c1868551c024410c829c3accc6 /drivers/mfd | |
parent | da40d036fd716f0efb2917076220814b1e927ae1 (diff) | |
parent | 2af10844eb6ed104f9505bf3a7ba3ceb02264f31 (diff) | |
download | linux-fsl-qoriq-3e5b08cbbf78bedd316904ab0cf3b27119433ee5.tar.xz |
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (144 commits)
USB: add support for Dream Cheeky DL100B Webmail Notifier (1d34:0004)
USB: serial: ftdi_sio: add support for TIOCSERGETLSR
USB: ehci-mxc: Setup portsc register prior to accessing OTG viewport
USB: atmel_usba_udc: fix freeing irq in usba_udc_remove()
usb: ehci-omap: fix tll channel enable mask
usb: ohci-omap3: fix trivial typo
USB: gadget: ci13xxx: don't assume that PAGE_SIZE is 4096
USB: gadget: ci13xxx: fix complete() callback for no_interrupt rq's
USB: gadget: update ci13xxx to work with g_ether
USB: gadgets: ci13xxx: fix probing of compiled-in gadget drivers
Revert "USB: musb: pm: don't rely fully on clock support"
Revert "USB: musb: blackfin: pm: make it work"
USB: uas: Use GFP_NOIO instead of GFP_KERNEL in I/O submission path
USB: uas: Ensure we only bind to a UAS interface
USB: uas: Rename sense pipe and sense urb to status pipe and status urb
USB: uas: Use kzalloc instead of kmalloc
USB: uas: Fix up the Sense IU
usb: musb: core: kill unneeded #include's
DA8xx: assign name to MUSB IRQ resource
usb: gadget: g_ncm added
...
Manually fix up trivial conflicts in USB Kconfig changes in:
arch/arm/mach-omap2/Kconfig
arch/sh/Kconfig
drivers/usb/Kconfig
drivers/usb/host/ehci-hcd.c
and annoying chip clock data conflicts in:
arch/arm/mach-omap2/clock3xxx_data.c
arch/arm/mach-omap2/clock44xx_data.c
Diffstat (limited to 'drivers/mfd')
-rw-r--r-- | drivers/mfd/twl-core.c | 44 | ||||
-rw-r--r-- | drivers/mfd/twl6030-irq.c | 9 |
2 files changed, 47 insertions, 6 deletions
diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index 35275ba..12abd5b 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -95,7 +95,8 @@ #define twl_has_rtc() false #endif -#if defined(CONFIG_TWL4030_USB) || defined(CONFIG_TWL4030_USB_MODULE) +#if defined(CONFIG_TWL4030_USB) || defined(CONFIG_TWL4030_USB_MODULE) ||\ + defined(CONFIG_TWL6030_USB) || defined(CONFIG_TWL6030_USB_MODULE) #define twl_has_usb() true #else #define twl_has_usb() false @@ -682,6 +683,43 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features) usb3v1.dev = child; } } + if (twl_has_usb() && pdata->usb && twl_class_is_6030()) { + + static struct regulator_consumer_supply usb3v3 = { + .supply = "vusb", + }; + + if (twl_has_regulator()) { + /* this is a template that gets copied */ + struct regulator_init_data usb_fixed = { + .constraints.valid_modes_mask = + REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .constraints.valid_ops_mask = + REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }; + + child = add_regulator_linked(TWL6030_REG_VUSB, + &usb_fixed, &usb3v3, 1); + if (IS_ERR(child)) + return PTR_ERR(child); + } + + child = add_child(0, "twl6030_usb", + pdata->usb, sizeof(*pdata->usb), + true, + /* irq1 = VBUS_PRES, irq0 = USB ID */ + pdata->irq_base + USBOTG_INTR_OFFSET, + pdata->irq_base + USB_PRES_INTR_OFFSET); + + if (IS_ERR(child)) + return PTR_ERR(child); + /* we need to connect regulators to this transceiver */ + if (twl_has_regulator() && child) + usb3v3.dev = child; + + } if (twl_has_watchdog()) { child = add_child(0, "twl4030_wdt", NULL, 0, false, 0, 0); @@ -815,10 +853,6 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features) if (IS_ERR(child)) return PTR_ERR(child); - child = add_regulator(TWL6030_REG_VUSB, pdata->vusb); - if (IS_ERR(child)) - return PTR_ERR(child); - child = add_regulator(TWL6030_REG_VAUX1_6030, pdata->vaux1); if (IS_ERR(child)) return PTR_ERR(child); diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c index aaedb11..06c8955 100644 --- a/drivers/mfd/twl6030-irq.c +++ b/drivers/mfd/twl6030-irq.c @@ -74,7 +74,7 @@ static int twl6030_interrupt_mapping[24] = { USBOTG_INTR_OFFSET, /* Bit 16 ID_WKUP */ USBOTG_INTR_OFFSET, /* Bit 17 VBUS_WKUP */ USBOTG_INTR_OFFSET, /* Bit 18 ID */ - USBOTG_INTR_OFFSET, /* Bit 19 VBUS */ + USB_PRES_INTR_OFFSET, /* Bit 19 VBUS */ CHARGER_INTR_OFFSET, /* Bit 20 CHRG_CTRL */ CHARGER_INTR_OFFSET, /* Bit 21 EXT_CHRG */ CHARGER_INTR_OFFSET, /* Bit 22 INT_CHRG */ @@ -128,6 +128,13 @@ static int twl6030_irq_thread(void *data) sts.bytes[3] = 0; /* Only 24 bits are valid*/ + /* + * Since VBUS status bit is not reliable for VBUS disconnect + * use CHARGER VBUS detection status bit instead. + */ + if (sts.bytes[2] & 0x10) + sts.bytes[2] |= 0x08; + for (i = 0; sts.int_sts; sts.int_sts >>= 1, i++) { local_irq_disable(); if (sts.int_sts & 0x1) { |