ATMEL_LCDC_CONTRAST_CTR
lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR,
lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, contrast_ctr);
sinfo->saved_lcdcon = lcdc_readl(sinfo, ATMEL_LCDC_CONTRAST_CTR);
lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, 0);
lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, sinfo->saved_lcdcon);
lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, contrast_ctr);