diff options
Diffstat (limited to 'drivers/mmc/host/mmci_stm32_sdmmc.c')
-rw-r--r-- | drivers/mmc/host/mmci_stm32_sdmmc.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c index 1bc775b9e714..29634d1dc289 100644 --- a/drivers/mmc/host/mmci_stm32_sdmmc.c +++ b/drivers/mmc/host/mmci_stm32_sdmmc.c @@ -361,6 +361,19 @@ static u32 sdmmc_get_dctrl_cfg(struct mmci_host *host) datactrl = mmci_dctrl_blksz(host); + if (host->hw_revision >= 3) { + u32 thr = 0; + + if (host->mmc->ios.timing == MMC_TIMING_UHS_SDR104 || + host->mmc->ios.timing == MMC_TIMING_MMC_HS200) { + thr = ffs(min_t(unsigned int, host->data->blksz, + host->variant->fifosize)); + thr = min_t(u32, thr, MMCI_STM32_THR_MASK); + } + + writel_relaxed(thr, host->base + MMCI_STM32_FIFOTHRR); + } + if (host->mmc->card && mmc_card_sdio(host->mmc->card) && host->data->blocks == 1) datactrl |= MCI_DPSM_STM32_MODE_SDIO; |