Hi Boris, > > + > > +static int mxic_nfc_wait_ready(struct nand_chip *chip) > > +{ > > + struct mxic_nand_ctlr *nfc = nand_get_controller_data(chip); > > + u32 sts; > > + > > + return readl_poll_timeout(nfc->regs + INT_STS, sts, > > + sts & INT_RDY_PIN, 0, USEC_PER_SEC); > > You're not using interrupts at all? For things like R/B wait it's > usually a good thing to rely on interrupts instead of status-polling. > Have updated it and I will patch using interrupts instead of polling. thanks for your comments. best regards, Mason CONFIDENTIALITY NOTE: This e-mail and any attachments may contain confidential information and/or personal data, which is protected by applicable laws. Please be reminded that duplication, disclosure, distribution, or use of this e-mail (and/or its attachments) or any part thereof is prohibited. If you receive this e-mail in error, please notify us immediately and delete this mail as well as its attachment(s) from your system. In addition, please be informed that collection, processing, and/or use of personal data is prohibited unless expressly permitted by personal data protection laws. Thank you for your attention and cooperation. Macronix International Co., Ltd. ===================================================================== ============================================================================ CONFIDENTIALITY NOTE: This e-mail and any attachments may contain confidential information and/or personal data, which is protected by applicable laws. Please be reminded that duplication, disclosure, distribution, or use of this e-mail (and/or its attachments) or any part thereof is prohibited. If you receive this e-mail in error, please notify us immediately and delete this mail as well as its attachment(s) from your system. In addition, please be informed that collection, processing, and/or use of personal data is prohibited unless expressly permitted by personal data protection laws. Thank you for your attention and cooperation. Macronix International Co., Ltd. =====================================================================