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sdhci: tegra: Enable MMC_CAP_WAIT_WHILE_BUSY host capability

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Tegra sdhci host supports HW busy detection of the device busy
signaling over data0 lane.

So, this patch enables host capability MMC_CAP_wAIT_WHILE_BUSY.

Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Link: https://lore.kernel.org/r/1583941675-9884-2-git-send-email-skomatineni@nvidia.com
[Ulf: Lumped together the caps assignments]
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Sowjanya Komatineni 2020-03-11 08:47:55 -07:00 committed by Ulf Hansson
parent 5e958e4aac
commit ff124c31cc
1 changed files with 2 additions and 2 deletions
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4
drivers/mmc/host/sdhci-tegra.c
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@ -1583,8 +1583,8 @@ static int sdhci_tegra_probe(struct platform_device *pdev)
if (tegra_host->soc_data->nvquirks & NVQUIRK_ENABLE_DDR50)
host->mmc->caps |= MMC_CAP_1_8V_DDR;
/* R1B responses is required to properly manage HW busy detection. */
host->mmc->caps |= MMC_CAP_NEED_RSP_BUSY;
/* HW busy detection is supported, but R1B responses are required. */
host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_NEED_RSP_BUSY;
tegra_sdhci_parse_dt(host);