diff options
| author | Sowjanya Komatineni <skomatineni@nvidia.com> | 2020-03-11 08:47:55 -0700 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2020-03-24 14:39:52 +0100 |
| commit | ff124c31ccd706c79c7a87c31a77b80fd89cd48b (patch) | |
| tree | 148ff71ef400c9da2419e283632928c9d77c856a /drivers | |
| parent | 5e958e4aacf44e1cc98b0d88d8e66e98f03bbf66 (diff) | |
| download | linux-ff124c31ccd706c79c7a87c31a77b80fd89cd48b.tar.gz | |
sdhci: tegra: Enable MMC_CAP_WAIT_WHILE_BUSY host capability
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sdhci-tegra.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index fa8f6a4dcc7c..3e2c5101291d 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -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); |