On 8/07/24 15:10, Ciprian Costea wrote:
> In case of S32G based platforms, GPIO CD used for card detect
> wake mechanism is not available.
>
> For this scenario the newly introduced flag
> 'ESDHC_FLAG_SKIP_CD_WAKE' is used.
>
> Signed-off-by: Ciprian Costea <ciprianmarian.costea@xxxxxxxxxxx>
Should have:
- put the patch set version number (v2) in the subject e.g.
[PATCH v2 1/3] mmc: sdhci-esdhc-imx: disable card detect wake for S32G based platforms
- added Haibo Chen's Reviewed-by tag
Anyway:
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
> drivers/mmc/host/sdhci-esdhc-imx.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> index 40a6e2f8145a..21d984a77be8 100644
> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> @@ -201,6 +201,9 @@
> /* ERR004536 is not applicable for the IP */
> #define ESDHC_FLAG_SKIP_ERR004536 BIT(17)
>
> +/* The IP does not have GPIO CD wake capabilities */
> +#define ESDHC_FLAG_SKIP_CD_WAKE BIT(18)
> +
> enum wp_types {
> ESDHC_WP_NONE, /* no WP, neither controller nor gpio */
> ESDHC_WP_CONTROLLER, /* mmc controller internal WP */
> @@ -298,7 +301,7 @@ static struct esdhc_soc_data usdhc_s32g2_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,
> + | ESDHC_FLAG_SKIP_ERR004536 | ESDHC_FLAG_SKIP_CD_WAKE,
> };
>
> static struct esdhc_soc_data usdhc_imx7ulp_data = {
> @@ -1726,7 +1729,8 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev)
> host->mmc->caps |= MMC_CAP_1_8V_DDR | MMC_CAP_3_3V_DDR;
>
> /* GPIO CD can be set as a wakeup source */
> - host->mmc->caps |= MMC_CAP_CD_WAKE;
> + if (!(imx_data->socdata->flags & ESDHC_FLAG_SKIP_CD_WAKE))
> + host->mmc->caps |= MMC_CAP_CD_WAKE;
>
> if (!(imx_data->socdata->flags & ESDHC_FLAG_HS200))
> host->quirks2 |= SDHCI_QUIRK2_BROKEN_HS200;
