RK_PC1
{ 0, RK_PC1, 1, ROUTE_PMU, 0x0110, ROUTE_VAL(4, 0) }, /* PWM2 M0 */
{ 2, RK_PC1, 1, ROUTE_GRF, 0x0310, ROUTE_VAL(12, 0) }, /* I2S2 M0 */