SADIV
writel(0x48, i2s_reg_base + SADIV);
writel(0x34, i2s_reg_base + SADIV);
writel(0x24, i2s_reg_base + SADIV);
writel(0x1a, i2s_reg_base + SADIV);
writel(0xd, i2s_reg_base + SADIV);
writel(0xc, i2s_reg_base + SADIV);
writel(0x6, i2s_reg_base + SADIV);
pxa_i2s.sadiv = readl(i2s_reg_base + SADIV);
writel(pxa_i2s.sadiv, i2s_reg_base + SADIV);