Le 15/01/2015 11:05, Boris Brezillon a écrit : > Hi Josh, > > On Thu, 15 Jan 2015 17:59:15 +0800 > Josh Wu <josh.wu@xxxxxxxxx> wrote: > >> Hi， Boris >> >> Thanks for the review. >> >> On 1/15/2015 4:45 PM, Boris Brezillon wrote: >>> Hi Josh, >>> >>> On Thu, 15 Jan 2015 15:08:03 +0800 >>> Josh Wu <josh.wu@xxxxxxxxx> wrote: >>> >>>> To get NFC status, we need to read the NFC command registers, which is a >>>> 256M memory mapping address. To check the status, you just read such >>>> address from NFC command registers. >>>> For example, to check NFCBUSY (bit 27), you need to read 0x08000000 >>>> (bit 27 is set to 1) of the NFC command register. >>>> If you want to check NFCBUSY (bit 27) and NFCWR (bit 26) in same time, >>>> you need to read 0x0c000000 (bit 27 and bit 26 are set to 1). >>> Are NFCBUSY and NFCWR found in NFCDATA_STATUS and those found in HSMC_SR >>> representing the same thing. >> yes. it is. I just check with IP team. The NFCBUSY of NFCDATA_STATUS is >> also refer to NFC_BUSY of HSMC_SR. >> >>> If they are, I think you can just use HSMC_SR instead of NFCDATA_STATUS >>> to check the status [1] and drop the last bit in the NFC Command >>> Resgiters range. >> Thank you. your code works (just need some typo change). >> I want to send [1] code with your signed-off and my acked to mtd list. >> Is it okay for you? > > Sure, no problem. Hi Josh, What is the status of this patch set? Bye, -- Nicolas Ferre -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
