From 120ffe250dd95b5089d032f582c5be9e3a04b94b Mon Sep 17 00:00:00 2001 From: =?utf8?q?Beno=C3=AEt=20Monin?= Date: Tue, 17 Jun 2025 15:25:52 +0200 Subject: [PATCH] mmc: sdhci-cadence: add Mobileye eyeQ support MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Link: https://lore.kernel.org/r/e97f409650495791e07484589e1666ead570fa12.1750156323.git.benoit.monin@bootlin.com Signed-off-by: Ulf Hansson --- drivers/mmc/host/sdhci-cadence.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/mmc/host/sdhci-cadence.c b/drivers/mmc/host/sdhci-cadence.c index a37e6a1f5127..e443beed166f 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, @@ -586,6 +593,10 @@ 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 */ } }; -- 2.47.2