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mmc: sdhci-acpi: Fix Lenovo Yoga Tablet 2 Pro 1380 sdcard slot not working

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commit f3521d7cbaefff19cc656325787ed797e5f6a955 upstream.

The Lenovo Yoga Tablet 2 Pro 1380 sdcard slot has an active high cd pin
and a broken wp pin which always reports the card being write-protected.

Add a DMI quirk to address both issues.

Reviewed-by: Andy Shevchenko <andy@kernel.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20240410191639.526324-5-hdegoede@redhat.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hans de Goede 2024-04-10 21:16:37 +02:00 committed by Greg Kroah-Hartman
parent b3418751cc
commit 63eda0f3eb
1 changed files with 24 additions and 0 deletions
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24
drivers/mmc/host/sdhci-acpi.c
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@ -81,6 +81,7 @@ struct sdhci_acpi_host {
enum {
DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP = BIT(0),
DMI_QUIRK_SD_NO_WRITE_PROTECT = BIT(1),
DMI_QUIRK_SD_CD_ACTIVE_HIGH = BIT(2),
};
static inline void *sdhci_acpi_priv(struct sdhci_acpi_host *c)
@ -789,6 +790,26 @@ static const struct dmi_system_id sdhci_acpi_quirks[] = {
},
.driver_data = (void *)DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP,
},
{
/*
* Lenovo Yoga Tablet 2 Pro 1380F/L (13" Android version) this
* has broken WP reporting and an inverted CD signal.
* Note this has more or less the same BIOS as the Lenovo Yoga
* Tablet 2 830F/L or 1050F/L (8" and 10" Android), but unlike
* the 830 / 1050 models which share the same mainboard this
* model has a different mainboard and the inverted CD and
* broken WP are unique to this board.
*/
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
/* Full match so as to NOT match the 830/1050 BIOS */
DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21.X64.0005.R00.1504101516"),
},
.driver_data = (void *)(DMI_QUIRK_SD_NO_WRITE_PROTECT |
DMI_QUIRK_SD_CD_ACTIVE_HIGH),
},
{
/*
* The Toshiba WT8-B's microSD slot always reports the card being
@ -914,6 +935,9 @@ static int sdhci_acpi_probe(struct platform_device *pdev)
if (sdhci_acpi_flag(c, SDHCI_ACPI_SD_CD)) {
bool v = sdhci_acpi_flag(c, SDHCI_ACPI_SD_CD_OVERRIDE_LEVEL);
if (quirks & DMI_QUIRK_SD_CD_ACTIVE_HIGH)
host->mmc->caps2 |= MMC_CAP2_CD_ACTIVE_HIGH;
err = mmc_gpiod_request_cd(host->mmc, NULL, 0, v, 0);
if (err) {
if (err == -EPROBE_DEFER)