CPU_DIVCLK_CTRL2_RATIO_FULL1
div_val = read_cpu_clkdiv(CPU_DIVCLK_CTRL2_RATIO_FULL1);
reg = read_cpu_clkdiv(CPU_DIVCLK_CTRL2_RATIO_FULL1);
write_cpu_clkdiv(CPU_DIVCLK_CTRL2_RATIO_FULL1, reg);
reg = read_cpu_clkdiv(CPU_DIVCLK_CTRL2_RATIO_FULL1);
write_cpu_clkdiv(CPU_DIVCLK_CTRL2_RATIO_FULL1, reg);