[PATCH v6] mmc: sdhci-esdhc-imx: remove redundant mx25 handling and consolidate soc data

[PATCH v6] mmc: sdhci-esdhc-imx: remove redundant mx25 handling and consolidate soc data

[Adrián García Casado]

Remove the is_imx25_esdhc check and redundant mx25-specific handling as it's no longer necessary since the new_soc initialization. Consolidate the drive data structs for imx25/35.

Signed-off-by: Adrián García Casado <adriangarciacasado42@gmail.com>
---
 drivers/mmc/host/sdhci-esdhc-imx.c | 21 +++++----------------
 1 file changed, 5 insertions(+), 16 deletions(-)

diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index a7a5df673b0f6..3dc43f1e517aa 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -256,11 +256,7 @@ struct esdhc_soc_data {
 	u32 quirks;
 };
 
-static const struct esdhc_soc_data esdhc_imx25_data = {
-	.flags = ESDHC_FLAG_ERR004536,
-};
-
-static const struct esdhc_soc_data esdhc_imx35_data = {
+static const struct esdhc_soc_data esdhc_imx25_35_data = {
 	.flags = ESDHC_FLAG_ERR004536,
 };
 
@@ -391,8 +387,8 @@ struct pltfm_imx_data {
 };
 
 static const struct of_device_id imx_esdhc_dt_ids[] = {
-	{ .compatible = "fsl,imx25-esdhc", .data = &esdhc_imx25_data, },
-	{ .compatible = "fsl,imx35-esdhc", .data = &esdhc_imx35_data, },
+	{ .compatible = "fsl,imx25-esdhc", .data = &esdhc_imx25_35_data, },
+	{ .compatible = "fsl,imx35-esdhc", .data = &esdhc_imx25_35_data, },
 	{ .compatible = "fsl,imx51-esdhc", .data = &esdhc_imx51_data, },
 	{ .compatible = "fsl,imx53-esdhc", .data = &esdhc_imx53_data, },
 	{ .compatible = "fsl,imx6sx-usdhc", .data = &usdhc_imx6sx_data, },
@@ -412,10 +408,6 @@ static const struct of_device_id imx_esdhc_dt_ids[] = {
 };
 MODULE_DEVICE_TABLE(of, imx_esdhc_dt_ids);
 
-static inline int is_imx25_esdhc(struct pltfm_imx_data *data)
-{
-	return data->socdata == &esdhc_imx25_data;
-}
 
 static inline int is_imx53_esdhc(struct pltfm_imx_data *data)
 {
@@ -873,11 +865,8 @@ static void esdhc_writeb_le(struct sdhci_host *host, u8 val, int reg)
 		new_val = val & SDHCI_CTRL_LED;
 		/* ensure the endianness */
 		new_val |= ESDHC_HOST_CONTROL_LE;
-		/* bits 8&9 are reserved on mx25 */
-		if (!is_imx25_esdhc(imx_data)) {
-			/* DMA mode bits are shifted */
-			new_val |= (val & SDHCI_CTRL_DMA_MASK) << 5;
-		}
+		/* DMA mode bits are shifted */
+		new_val |= (val & SDHCI_CTRL_DMA_MASK) << 5;
 
 		/*
 		 * Do not touch buswidth bits here. This is done in

base-commit: f338e77383789c0cae23ca3d48adcc5e9e137e3c
prerequisite-patch-id: bf56dcdce62cb97741b7aa11b04c7a9648fb2d6a
prerequisite-patch-id: bb57e0fd9cad8c81bcf7a6389f3cb294bbe1eb52
-- 
2.47.3

Re: [PATCH v6] mmc: sdhci-esdhc-imx: remove redundant mx25 handling and consolidate soc data

[Frank Li]

On Thu, Mar 19, 2026 at 06:38:32PM +0100, Adrián García Casado wrote:
> Remove the is_imx25_esdhc check and redundant mx25-specific handling as it's no longer necessary since the new_soc initialization. Consolidate the drive data structs for imx25/35.

wrap commit message at 75 column.

Frank
>
> Signed-off-by: Adrián García Casado <adriangarciacasado42@gmail.com>
> ---
>  drivers/mmc/host/sdhci-esdhc-imx.c | 21 +++++----------------
>  1 file changed, 5 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> index a7a5df673b0f6..3dc43f1e517aa 100644
> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> @@ -256,11 +256,7 @@ struct esdhc_soc_data {
>  	u32 quirks;
>  };
>
> -static const struct esdhc_soc_data esdhc_imx25_data = {
> -	.flags = ESDHC_FLAG_ERR004536,
> -};
> -
> -static const struct esdhc_soc_data esdhc_imx35_data = {
> +static const struct esdhc_soc_data esdhc_imx25_35_data = {
>  	.flags = ESDHC_FLAG_ERR004536,
>  };
>
> @@ -391,8 +387,8 @@ struct pltfm_imx_data {
>  };
>
>  static const struct of_device_id imx_esdhc_dt_ids[] = {
> -	{ .compatible = "fsl,imx25-esdhc", .data = &esdhc_imx25_data, },
> -	{ .compatible = "fsl,imx35-esdhc", .data = &esdhc_imx35_data, },
> +	{ .compatible = "fsl,imx25-esdhc", .data = &esdhc_imx25_35_data, },
> +	{ .compatible = "fsl,imx35-esdhc", .data = &esdhc_imx25_35_data, },
>  	{ .compatible = "fsl,imx51-esdhc", .data = &esdhc_imx51_data, },
>  	{ .compatible = "fsl,imx53-esdhc", .data = &esdhc_imx53_data, },
>  	{ .compatible = "fsl,imx6sx-usdhc", .data = &usdhc_imx6sx_data, },
> @@ -412,10 +408,6 @@ static const struct of_device_id imx_esdhc_dt_ids[] = {
>  };
>  MODULE_DEVICE_TABLE(of, imx_esdhc_dt_ids);
>
> -static inline int is_imx25_esdhc(struct pltfm_imx_data *data)
> -{
> -	return data->socdata == &esdhc_imx25_data;
> -}
>
>  static inline int is_imx53_esdhc(struct pltfm_imx_data *data)
>  {
> @@ -873,11 +865,8 @@ static void esdhc_writeb_le(struct sdhci_host *host, u8 val, int reg)
>  		new_val = val & SDHCI_CTRL_LED;
>  		/* ensure the endianness */
>  		new_val |= ESDHC_HOST_CONTROL_LE;
> -		/* bits 8&9 are reserved on mx25 */
> -		if (!is_imx25_esdhc(imx_data)) {
> -			/* DMA mode bits are shifted */
> -			new_val |= (val & SDHCI_CTRL_DMA_MASK) << 5;
> -		}
> +		/* DMA mode bits are shifted */
> +		new_val |= (val & SDHCI_CTRL_DMA_MASK) << 5;
>
>  		/*
>  		 * Do not touch buswidth bits here. This is done in
>
> base-commit: f338e77383789c0cae23ca3d48adcc5e9e137e3c
> prerequisite-patch-id: bf56dcdce62cb97741b7aa11b04c7a9648fb2d6a
> prerequisite-patch-id: bb57e0fd9cad8c81bcf7a6389f3cb294bbe1eb52
> --
> 2.47.3
>