ECC_EN
reg &= ~ECC_EN;
reg |= ECC_EN;
reg &= ~ECC_EN;
writel(reg | ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg & ~ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg | ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg & ~ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg | ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg & ~ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg | ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);
writel(reg & ~ECC_EN, nand->regs + MA35_NFI_REG_NANDCTL);