stm32f4_rcc_register_pll
pll_vco_hw = stm32f4_rcc_register_pll("vco_in", &data->pll_data[0],
clks[PLL_VCO_I2S] = stm32f4_rcc_register_pll("vco_in",
clks[PLL_VCO_SAI] = stm32f4_rcc_register_pll("vco_in",