EXYNOS3250_JPGDRI
writel(reg, regs + EXYNOS3250_JPGDRI);
writel(1, regs + EXYNOS3250_JPGDRI);
reg = readl(regs + EXYNOS3250_JPGDRI);
writel(0, regs + EXYNOS3250_JPGDRI);