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Add lv support back and fix its change logic

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This commit is contained in:
Kostas Missos
2018-05-06 20:26:30 +03:00
committed by nwert
parent 5363029e60
commit 724970f795
2 changed files with 13 additions and 6 deletions
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5
ipl/sdmmc.c
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@@ -520,7 +520,7 @@ static int _sd_storage_get_op_cond(sdmmc_storage_t *storage, int is_version_1, i
storage->has_sector_access = 1;
// TODO: Some SD Card incorrectly report low voltage support
// Disable it for now
if (cond & 0x1000000 && supports_low_voltage && 0)
if (cond & 0x1000000 && supports_low_voltage)
{
//The low voltage regulator configuration is valid for SDMMC1 only.
if (storage->sdmmc->id == SDMMC_1 &&
@@ -794,7 +794,8 @@ int sdmmc_storage_init_sd(sdmmc_storage_t *storage, sdmmc_t *sdmmc, u32 id, u32
memcpy(storage->scr, buf, 8);
DPRINTF("[sd] got scr\n");
if (bus_width == SDMMC_BUS_WIDTH_4 && storage->scr[1] & 4)
// Check if card supports a wider bus and if it's not SD Version 1.0
if (bus_width == SDMMC_BUS_WIDTH_4 && storage->scr[1] & 4 && (storage->scr[0] & 0xF))
{
if (!_sd_storage_execute_app_cmd_type1(storage, &tmp, SD_APP_SET_BUS_WIDTH, SD_BUS_WIDTH_4, 0, R1_STATE_TRAN))
{