mmc: f-sdh30: Add quirks for broken timeout clock capability

[ Upstream commit aae9d3a440736691b3c1cb09ae2c32c4f1ee2e67 ]

There is a case where the timeout clock is not supplied to the capability.
Add a quirk for that.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Acked-by: Jassi Brar <jaswinder.singh@linaro.org>
Link: https://lore.kernel.org/r/20221111081033.3813-7-hayashi.kunihiko@socionext.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/mmc/host/sdhci_f_sdh30.c b/drivers/mmc/host/sdhci_f_sdh30.c
index 3f5977979cf25cf733758cd3527be0470acd8ed3..6c4f43e112826d6123bc58e85fa3285f5e407e26 100644 (file)
--- a/drivers/mmc/host/sdhci_f_sdh30.c
+++ b/drivers/mmc/host/sdhci_f_sdh30.c
@@ -168,6 +168,9 @@ static int sdhci_f_sdh30_probe(struct platform_device *pdev)
        if (reg & SDHCI_CAN_DO_8BIT)
                priv->vendor_hs200 = F_SDH30_EMMC_HS200;
 
+       if (!(reg & SDHCI_TIMEOUT_CLK_MASK))
+               host->quirks |= SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK;
+
        ret = sdhci_add_host(host);
        if (ret)
                goto err_add_host;