mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-05 19:51:45 +00:00
fusee: improve SDR104 frequency and support AUTOCMD23
This commit is contained in:
parent
bf2c6dff25
commit
ac7ee45493
1 changed files with 11 additions and 4 deletions
|
@ -140,7 +140,7 @@ enum sdmmc_clock_dividers {
|
|||
MMC_CLOCK_DIVIDER_SDR12 = 31, // 16.5, from the TRM table
|
||||
MMC_CLOCK_DIVIDER_SDR25 = 15, // 8.5, from the table
|
||||
MMC_CLOCK_DIVIDER_SDR50 = 7, // 4.5, from the table
|
||||
MMC_CLOCK_DIVIDER_SDR104 = 3, // 2, from the datasheet
|
||||
MMC_CLOCK_DIVIDER_SDR104 = 2, // 2, from the datasheet
|
||||
|
||||
/* Clock dividers: MMC */
|
||||
MMC_CLOCK_DIVIDER_HS26 = 30, // 16, from the TRM table
|
||||
|
@ -217,8 +217,9 @@ enum sdmmc_register_bits {
|
|||
MMC_TRANSFER_LIMIT_BLOCK_COUNT = (1 << 1),
|
||||
MMC_TRANSFER_MULTIPLE_BLOCKS = (1 << 5),
|
||||
MMC_TRANSFER_AUTO_CMD_MASK = (0x3 << 2),
|
||||
MMC_TRANSFER_AUTO_CMD = (0x3 << 2),
|
||||
MMC_TRANSFER_AUTO_CMD12 = (0x1 << 2),
|
||||
MMC_TRANSFER_AUTO_CMD23 = (0x2 << 2),
|
||||
MMC_TRANSFER_AUTO_CMD = (0x3 << 2),
|
||||
MMC_TRANSFER_CARD_TO_HOST = (1 << 4),
|
||||
|
||||
/* Interrupt status */
|
||||
|
@ -1950,8 +1951,14 @@ static void sdmmc_prepare_command_data(struct mmc *mmc, uint16_t blocks,
|
|||
|
||||
// If this command should automatically terminate, set the host to
|
||||
// terminate it after the block span is complete.
|
||||
if (auto_terminate)
|
||||
to_write |= MMC_TRANSFER_AUTO_CMD12;
|
||||
if (auto_terminate) {
|
||||
// If we're in SDR104, use AUTO_CMD23 intead of AUTO_CMD12,
|
||||
// per the host controller specification.
|
||||
if (mmc->operating_speed == SDMMC_SPEED_SDR104)
|
||||
to_write |= MMC_TRANSFER_AUTO_CMD23;
|
||||
else
|
||||
to_write |= MMC_TRANSFER_AUTO_CMD12;
|
||||
}
|
||||
|
||||
// If this is a read, set the READ mode.
|
||||
if (!is_write)
|
||||
|
|
Loading…
Reference in a new issue