[PATCH v2 4/7] mmc: sdhci-esdhc-imx: add NXP S32N79 support
From: Ciprian Costea
Date: Wed Feb 25 2026 - 08:45:02 EST
From: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
Add support for the uSDHC controller found in NXP S32N79 automotive SoCs.
The controller is compatible with the existing sdhci-esdhc-imx driver.
Co-developed-by: Larisa Grigore <larisa.grigore@xxxxxxx>
Signed-off-by: Larisa Grigore <larisa.grigore@xxxxxxx>
Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
---
drivers/mmc/host/sdhci-esdhc-imx.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index a7a5df673b0f..28288fca87ff 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -321,6 +321,14 @@ static struct esdhc_soc_data usdhc_s32g2_data = {
.quirks = SDHCI_QUIRK_NO_LED,
};
+static struct esdhc_soc_data usdhc_s32n79_data = {
+ .flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_MAN_TUNING
+ | ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_HS200
+ | ESDHC_FLAG_HS400 | ESDHC_FLAG_HS400_ES
+ | ESDHC_FLAG_SKIP_ERR004536,
+ .quirks = SDHCI_QUIRK_NO_LED,
+};
+
static struct esdhc_soc_data usdhc_imx7ulp_data = {
.flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_MAN_TUNING
| ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_HS200
@@ -408,6 +416,7 @@ static const struct of_device_id imx_esdhc_dt_ids[] = {
{ .compatible = "fsl,imx95-usdhc", .data = &usdhc_imx95_data, },
{ .compatible = "fsl,imxrt1050-usdhc", .data = &usdhc_imxrt1050_data, },
{ .compatible = "nxp,s32g2-usdhc", .data = &usdhc_s32g2_data, },
+ { .compatible = "nxp,s32n79-usdhc", .data = &usdhc_s32n79_data, },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, imx_esdhc_dt_ids);
--
2.43.0