NFC_REG_CTL
writel(NFC_RESET, nfc->regs + NFC_REG_CTL);
ret = readl_poll_timeout(nfc->regs + NFC_REG_CTL, ctl,
writel(readl(nfc->regs + NFC_REG_CTL) | NFC_RAM_METHOD,
nfc->regs + NFC_REG_CTL);
writel(readl(nfc->regs + NFC_REG_CTL) & ~NFC_DMA_TYPE_NORMAL,
nfc->regs + NFC_REG_CTL);
writel(readl(nfc->regs + NFC_REG_CTL) & ~NFC_RAM_METHOD,
nfc->regs + NFC_REG_CTL);
writel(readl(nfc->regs + NFC_REG_CTL) & ~NFC_RAM_METHOD,
nfc->regs + NFC_REG_CTL);
ctl = readl(nfc->regs + NFC_REG_CTL) &
writel(ctl, nfc->regs + NFC_REG_CTL);