Add quirk if voltage switching to 1.8v is broken, in this case no UHS modes were supported
Signed-off-by: Siva Durga Prasad Paladugu sivadur@xilinx.com --- drivers/mmc/sdhci.c | 3 ++- include/sdhci.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index a2fcf18..4f29ba1 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -749,7 +749,8 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host, SDHCI_CLOCK_MUL_SHIFT; }
- if (!(cfg->voltages & MMC_VDD_165_195)) + if (!(cfg->voltages & MMC_VDD_165_195) || + (host->quirks & SDHCI_QUIRK_NO_1_8_V)) caps_1 &= ~(SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_SDR50 | SDHCI_SUPPORT_DDR50);
diff --git a/include/sdhci.h b/include/sdhci.h index c00beb8..037a2d3 100644 --- a/include/sdhci.h +++ b/include/sdhci.h @@ -228,6 +228,7 @@ #define SDHCI_QUIRK_BROKEN_VOLTAGE (1 << 4) #define SDHCI_QUIRK_WAIT_SEND_CMD (1 << 6) #define SDHCI_QUIRK_USE_WIDE8 (1 << 8) +#define SDHCI_QUIRK_NO_1_8_V (1 << 9)
/* to make gcc happy */ struct sdhci_host;