S5P_CLKDIV0_PCLK100_SHIFT
#define S5P_CLKDIV0_PCLK100_MASK (0x7 << S5P_CLKDIV0_PCLK100_SHIFT)
(clkdiv_val[index][3] << S5P_CLKDIV0_PCLK100_SHIFT) |
#define S5P_CLKDIV0_PCLK100_MASK (0x7 << S5P_CLKDIV0_PCLK100_SHIFT)