H3_PLL_CPUX_CTRL_REG
reg = SXIREAD4(sc, H3_PLL_CPUX_CTRL_REG);
reg = SXIREAD4(sc, H3_PLL_CPUX_CTRL_REG);
SXIWRITE4(sc, H3_PLL_CPUX_CTRL_REG, reg);
SXIWRITE4(sc, H3_PLL_CPUX_CTRL_REG, reg);
SXIWRITE4(sc, H3_PLL_CPUX_CTRL_REG, reg);