CLK_SOURCE_UARTB
CLK16_1(0, "pc_uartb", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_UARTB, DCF_IS_UART),
CLK16_1(0, "pc_uartb", mux_p_c2_c_c4_N_c4o1_clkm_c4o2, CLK_SOURCE_UARTB, DCF_IS_UART),