| Message ID | 20240904145256.3670679-10-avri.altman@wdc.com |
|---|---|
| State | New |
| Headers | show
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| Series |
Add SDUC Support
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expand
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diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c index eb9990d9db56..4261d3ae31ef 100644 --- a/drivers/mmc/core/sd.c +++ b/drivers/mmc/core/sd.c @@ -1462,7 +1462,10 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr, } if (!oldcard) { - err = mmc_sd_get_csd(card, false); + u32 sduc_arg = SD_OCR_CCS | SD_OCR_2T; + bool is_sduc = (rocr & sduc_arg) == sduc_arg; + + err = mmc_sd_get_csd(card, is_sduc); if (err) goto free_card;
Enable SDUC if the card responded to ACMD41 with HCS & HO2T bits set. Signed-off-by: Avri Altman <avri.altman@wdc.com> --- drivers/mmc/core/sd.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)