PL35X_SMC_ECC_CFG
ecc_cfg = readl(nfc->conf_regs + PL35X_SMC_ECC_CFG);
writel(ecc_cfg, nfc->conf_regs + PL35X_SMC_ECC_CFG);
writel(plnand->ecc_cfg, nfc->conf_regs + PL35X_SMC_ECC_CFG);
plnand->ecc_cfg = readl(nfc->conf_regs + PL35X_SMC_ECC_CFG);
writel(plnand->ecc_cfg, nfc->conf_regs + PL35X_SMC_ECC_CFG);