CLK_GEN_SEL_VAL=Val_0x0, DRV_SEL_VAL=Val_0x0
Register with Preset Value for Initialization
FREQ_SEL_VAL | SD_CLK Frequency Select Value. 10-bit preset value to be set in the SDMMC_CLK_CTRL_R[FREQ_SEL] bit field described by a Host System. |
CLK_GEN_SEL_VAL | Clock Generator Select Value. This bit is effective when the Host Controller supports a programmable clock generator. 0 (Val_0x0): Host Controller Ver2.0 compatible clock generator 1 (Val_0x1): Programmable clock generator |
DRV_SEL_VAL | Driver Strength Select Value. These bits indicate that the Driver strength is supported by 1.8 V signaling bus speed modes. These bits are meaningless for 3.3 V signaling. 0 (Val_0x0): Driver Type B is selected 1 (Val_0x1): Driver Type A is selected 2 (Val_0x2): Driver Type C is selected 3 (Val_0x3): Driver Type D is selected |