NFC_FMCTL
val = readl_relaxed(nfc->regs + NFC_FMCTL);
writel(val, nfc->regs + NFC_FMCTL);
val = readl_relaxed(nfc->regs + NFC_FMCTL);
writel(val, nfc->regs + NFC_FMCTL);
rc = readl_relaxed_poll_timeout(nfc->regs + NFC_FMCTL, val,
writel(FMCTL_WP, nfc->regs + NFC_FMCTL);