CLK_SOURCE_EMC_2X_CLK_DIVISOR_MASK
val &= ~CLK_SOURCE_EMC_2X_CLK_DIVISOR_MASK;
val &= ~CLK_SOURCE_EMC_2X_CLK_DIVISOR_MASK;
div = val & CLK_SOURCE_EMC_2X_CLK_DIVISOR_MASK;
div = val & CLK_SOURCE_EMC_2X_CLK_DIVISOR_MASK;