diff options
| author | Benoît Monin <benoit.monin@bootlin.com> | 2025-06-17 15:25:52 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-10-02 13:44:06 +0200 |
| commit | aaac704646b8f957ce726f755bee4a245dc1db4b (patch) | |
| tree | 014e8d8980993f545aec98841e31e40edd4b58dd /drivers | |
| parent | 34a8909831836fbee87e2c8589a49bd231b1d6cc (diff) | |
| download | linux-aaac704646b8f957ce726f755bee4a245dc1db4b.tar.gz linux-aaac704646b8f957ce726f755bee4a245dc1db4b.tar.bz2 linux-aaac704646b8f957ce726f755bee4a245dc1db4b.zip | |
mmc: sdhci-cadence: add Mobileye eyeQ support
[ Upstream commit 120ffe250dd95b5089d032f582c5be9e3a04b94b ]
The MMC/SDHCI controller implemented by Mobileye needs the preset value
quirks to configure the clock properly at speed slower than HS200.
It otherwise works as a standard sd4hc controller.
Signed-off-by: Benoît Monin <benoit.monin@bootlin.com>
Link: https://lore.kernel.org/r/e97f409650495791e07484589e1666ead570fa12.1750156323.git.benoit.monin@bootlin.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sdhci-cadence.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-cadence.c b/drivers/mmc/host/sdhci-cadence.c index be1505e8c536..7759531ccca7 100644 --- a/drivers/mmc/host/sdhci-cadence.c +++ b/drivers/mmc/host/sdhci-cadence.c @@ -433,6 +433,13 @@ static const struct sdhci_cdns_drv_data sdhci_elba_drv_data = { }, }; +static const struct sdhci_cdns_drv_data sdhci_eyeq_drv_data = { + .pltfm_data = { + .ops = &sdhci_cdns_ops, + .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN, + }, +}; + static const struct sdhci_cdns_drv_data sdhci_cdns_drv_data = { .pltfm_data = { .ops = &sdhci_cdns_ops, @@ -595,6 +602,10 @@ static const struct of_device_id sdhci_cdns_match[] = { .compatible = "amd,pensando-elba-sd4hc", .data = &sdhci_elba_drv_data, }, + { + .compatible = "mobileye,eyeq-sd4hc", + .data = &sdhci_eyeq_drv_data, + }, { .compatible = "cdns,sd4hc" }, { /* sentinel */ } }; |