Re: [PATCH v2 4/7] mmc: sdhci-esdhc-imx: add NXP S32N79 support
From: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com>
Date: 2026-03-05 12:26:36
Also in:
imx, linux-devicetree, linux-mmc, lkml
On 2/25/2026 5:26 PM, Frank Li wrote:
On Wed, Feb 25, 2026 at 02:38:55PM +0100, Ciprian Costea wrote:quoted
From: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com> Add support for the uSDHC controller found in NXP S32N79 automotive SoCs. The controller is compatible with the existing sdhci-esdhc-imx driver."compatible" is not exactly, Add support for the uSDHC controller found in NXP S32N79 automotive SoCs, which reuse the existing sdhci-esdhc-imx driver with slice difference. Compared with s32n79, needn't set ESDHC_FLAG_SKIP_CD_WAKE flags because ... Frank
Thanks for your suggestion. I will add to the description in V3. Best regards, Ciprian
quoted
Co-developed-by: Larisa Grigore <redacted> Signed-off-by: Larisa Grigore <redacted> Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com> --- 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