Hi Andreas, On 08/24/2014 07:46 PM, Andreas Fenkart wrote: > Hi Florian > > 2014-08-24 10:26 GMT+02:00 Florian Vaussard <florian.vaussard@xxxxxxx>: >> Hi Andreas, >> >> On 05/29/2014 10:28 AM, Andreas Fenkart wrote: >>> There have been various patches floating around for enabling >>> the SDIO IRQ for hsmmc, but none of them ever got merged. >>> >> >> [...] >> >>> For now, only support SDIO interrupt if we are booted with >>> a separate wake-irq configued via device tree. This is >>> because omaps need the wake-irq for idle states, and some >>> omaps need special quirks. And we don't want to add new >>> legacy mux platform init code callbacks any longer as we >>> are moving to DT based booting anyways. >>> >>> To use it, you need to specify the wake-irq using the >>> interrupts-extended property. >>> >> >> First, thanks a lot for your tenacity on this patchset, this was a long >> needed feature. I enabled the SDIO interrupt, and got the throughput of >> my 88W8686-based chip multiplied by 15. Nice! I just have an issue with >> the wake-up path, and maybe you could help me. >> >> According to the DM3730 TRM, the MMC2 has the SWAKEUP path. So first I >> tried to give the same wake-irq as the MMC's one, but >> omap_hsmmc_configure_wake_irq() fails to request it, as they are not >> IRQF_SHARED. > > Why can't it be shared? > I first tried interrupts-extended = <&intc 86 &intc 86>; but devm_request_irq() in omap_hsmmc_configure_wake_irq() fails. But this is probably not the good approach, as Tony pointed out. Regards, Florian -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
