DP_CSC_A_1
writel(0x03a | (0x3a9 << 16), flow->base + DP_CSC_A_1);
writel(0x0e5 | (0x095 << 16), flow->base + DP_CSC_A_1);
writel(0x0cc | (0x095 << 16), flow->base + DP_CSC_A_1);