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bdk: sdmmc: only allow power raise if SDR50 and up

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As per spec.
This commit is contained in:
CTCaer 2023-03-31 08:26:19 +03:00
parent b7164a629f
commit b123571c56
1 changed files with 4 additions and 3 deletions
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7
bdk/storage/sdmmc.c
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@ -1070,9 +1070,6 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
u16 power_limit = buf[7] | buf[6] << 8;
DPRINTF("[SD] access: %02X, power: %02X\n", access_mode, power_limit);
// Try to raise the power limit to let the card perform better.
_sd_storage_set_power_limit(storage, power_limit, buf);
u32 hs_type = 0;
switch (type)
{
@ -1132,6 +1129,10 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
return 1;
}
// Try to raise the power limit to let the card perform better.
if (hs_type != UHS_SDR25_BUS_SPEED)
_sd_storage_set_power_limit(storage, power_limit, buf);
// Setup and set selected card and bus speed.
if (!_sd_storage_set_card_bus_speed(storage, hs_type, buf))
return 0;