LCCR2
lcd_writel(fbi, LCCR2, fbi->reg_lccr2);
(lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) ||
lcd_writel(fbi, LCCR2, fbi->reg_lccr2);
readl_relaxed(fbi->base + LCCR2) != fbi->reg_lccr2 ||
writel_relaxed(fbi->reg_lccr2, fbi->base + LCCR2);
dev_dbg(fbi->dev, "LCCR2: 0x%08x\n", readl_relaxed(fbi->base + LCCR2));