The patch titled mfd: ensure all WM8350 IRQs are masked at startup has been added to the -mm tree. Its filename is mfd-ensure-all-wm8350-irqs-are-masked-at-startup.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: mfd: ensure all WM8350 IRQs are masked at startup From: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> The IRQs might have been left enabled in hardware, generating spurious IRQs before the drivers have registered. Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/mfd/wm8350-core.c | 7 +++++++ 1 file changed, 7 insertions(+) diff -puN drivers/mfd/wm8350-core.c~mfd-ensure-all-wm8350-irqs-are-masked-at-startup drivers/mfd/wm8350-core.c --- a/drivers/mfd/wm8350-core.c~mfd-ensure-all-wm8350-irqs-are-masked-at-startup +++ a/drivers/mfd/wm8350-core.c @@ -1428,6 +1428,13 @@ int wm8350_device_init(struct wm8350 *wm } } + wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_INT_STATUS_1_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_INT_STATUS_2_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_UNDER_VOLTAGE_INT_STATUS_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_GPIO_INT_STATUS_MASK, 0xFFFF); + wm8350_reg_write(wm8350, WM8350_COMPARATOR_INT_STATUS_MASK, 0xFFFF); + mutex_init(&wm8350->auxadc_mutex); mutex_init(&wm8350->irq_mutex); INIT_WORK(&wm8350->irq_work, wm8350_irq_worker); _ Patches currently in -mm which might be from broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx are origin.patch linux-next.patch mfd-improve-diagnostics-for-wm8350-id-register-probe.patch mfd-support-active-high-irqs-on-wm835x.patch mfd-ensure-all-wm8350-irqs-are-masked-at-startup.patch mfd-initialise-wm8350-interrupts-earlier.patch mfd-mark-wm835x-usb_slv_500ma-bit-as-accessible.patch rtc-convert-wm8350-use-new-alarm-and-update-operations.patch rtc-wm8350-retries-will-reach-1.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html