MUX_CLK_NUM_PARENTS  132 drivers/mmc/host/meson-gx-mmc.c #define MUX_CLK_NUM_PARENTS 2
MUX_CLK_NUM_PARENTS   47 drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c #define MUX_CLK_NUM_PARENTS		2