[PATCH v2 01/11] mmc: fsl_esdhc_imx: make BLK as hard requirement of DM_MMC

[Jaehoon Chung]

On 11/13/21 4:15 AM, Sean Anderson wrote:
> [ fsl_esdhc commit 41dec2fe99512e941261594f522b2e7d485c314b ]
> 
> U-boot prefers DM_MMC + BLK for MMC. Now eSDHC driver has already
> support it, so let's force to use it.
> 
> - Drop non-BLK support for DM_MMC introduced by below patch.
>   66fa035 mmc: fsl_esdhc: fix probe issue without CONFIG_BLK enabled
> 
> - Support only DM_MMC + BLK (assuming BLK is always enabled for DM_MMC).
> 
> - Use DM_MMC instead of BLK for conditional compile.
> 
> Signed-off-by: Yangbo Lu <yangbo.lu at nxp.com>
> Signed-off-by: Sean Anderson <sean.anderson at seco.com>

Reviewed-by: Jaehoon Chung <jh80.chung at samsung.com>

Best Regards,
Jaehoon Chung

> ---
> 
> (no changes since v1)
> 
>  drivers/mmc/Kconfig         |  2 ++
>  drivers/mmc/fsl_esdhc_imx.c | 33 +--------------------------------
>  2 files changed, 3 insertions(+), 32 deletions(-)
> 
> diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
> index 1569e8c44a..313244682a 100644
> --- a/drivers/mmc/Kconfig
> +++ b/drivers/mmc/Kconfig
> @@ -790,6 +790,7 @@ endif
>  
>  config FSL_ESDHC
>  	bool "Freescale/NXP eSDHC controller support"
> +	depends on BLK
>  	help
>  	  This selects support for the eSDHC (Enhanced Secure Digital Host
>  	  Controller) found on numerous Freescale/NXP SoCs.
> @@ -826,6 +827,7 @@ config FSL_ESDHC_VS33_NOT_SUPPORT
>  
>  config FSL_ESDHC_IMX
>  	bool "Freescale/NXP i.MX eSDHC controller support"
> +	depends on BLK
>  	help
>  	  This selects support for the i.MX eSDHC (Enhanced Secure Digital Host
>  	  Controller) found on numerous Freescale/NXP SoCs.
> diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c
> index aabf39535f..0a7f7e61cb 100644
> --- a/drivers/mmc/fsl_esdhc_imx.c
> +++ b/drivers/mmc/fsl_esdhc_imx.c
> @@ -39,10 +39,6 @@
>  #include <dm/ofnode.h>
>  #include <linux/iopoll.h>
>  
> -#if !CONFIG_IS_ENABLED(BLK)
> -#include "mmc_private.h"
> -#endif
> -
>  #ifndef ESDHCI_QUIRK_BROKEN_TIMEOUT_VALUE
>  #ifdef CONFIG_FSL_USDHC
>  #define ESDHCI_QUIRK_BROKEN_TIMEOUT_VALUE	1
> @@ -58,7 +54,6 @@ DECLARE_GLOBAL_DATA_PTR;
>  				IRQSTATEN_DEBE | IRQSTATEN_BRR | IRQSTATEN_BWR | \
>  				IRQSTATEN_DINT)
>  #define MAX_TUNING_LOOP 40
> -#define ESDHC_DRIVER_STAGE_VALUE 0xffffffff
>  
>  struct fsl_esdhc {
>  	uint    dsaddr;		/* SDMA system address register */
> @@ -157,7 +152,7 @@ struct fsl_esdhc_priv {
>  	unsigned int clock;
>  	unsigned int mode;
>  	unsigned int bus_width;
> -#if !CONFIG_IS_ENABLED(BLK)
> +#if !CONFIG_IS_ENABLED(DM_MMC)
>  	struct mmc *mmc;
>  #endif
>  	struct udevice *dev;
> @@ -1506,9 +1501,6 @@ static int fsl_esdhc_probe(struct udevice *dev)
>  	struct esdhc_soc_data *data =
>  		(struct esdhc_soc_data *)dev_get_driver_data(dev);
>  	struct mmc *mmc;
> -#if !CONFIG_IS_ENABLED(BLK)
> -	struct blk_desc *bdesc;
> -#endif
>  	int ret;
>  
>  #if CONFIG_IS_ENABLED(OF_PLATDATA)
> @@ -1607,25 +1599,6 @@ static int fsl_esdhc_probe(struct udevice *dev)
>  	mmc = &plat->mmc;
>  	mmc->cfg = &plat->cfg;
>  	mmc->dev = dev;
> -#if !CONFIG_IS_ENABLED(BLK)
> -	mmc->priv = priv;
> -
> -	/* Setup dsr related values */
> -	mmc->dsr_imp = 0;
> -	mmc->dsr = ESDHC_DRIVER_STAGE_VALUE;
> -	/* Setup the universal parts of the block interface just once */
> -	bdesc = mmc_get_blk_desc(mmc);
> -	bdesc->if_type = IF_TYPE_MMC;
> -	bdesc->removable = 1;
> -	bdesc->devnum = mmc_get_next_devnum();
> -	bdesc->block_read = mmc_bread;
> -	bdesc->block_write = mmc_bwrite;
> -	bdesc->block_erase = mmc_berase;
> -
> -	/* setup initial part type */
> -	bdesc->part_type = mmc->cfg->part_type;
> -	mmc_list_add(mmc);
> -#endif
>  
>  	upriv->mmc = mmc;
>  
> @@ -1730,14 +1703,12 @@ static const struct udevice_id fsl_esdhc_ids[] = {
>  	{ /* sentinel */ }
>  };
>  
> -#if CONFIG_IS_ENABLED(BLK)
>  static int fsl_esdhc_bind(struct udevice *dev)
>  {
>  	struct fsl_esdhc_plat *plat = dev_get_plat(dev);
>  
>  	return mmc_bind(dev, &plat->mmc, &plat->cfg);
>  }
> -#endif
>  
>  U_BOOT_DRIVER(fsl_esdhc) = {
>  	.name	= "fsl_esdhc",
> @@ -1745,9 +1716,7 @@ U_BOOT_DRIVER(fsl_esdhc) = {
>  	.of_match = fsl_esdhc_ids,
>  	.of_to_plat = fsl_esdhc_of_to_plat,
>  	.ops	= &fsl_esdhc_ops,
> -#if CONFIG_IS_ENABLED(BLK)
>  	.bind	= fsl_esdhc_bind,
> -#endif
>  	.probe	= fsl_esdhc_probe,
>  	.plat_auto	= sizeof(struct fsl_esdhc_plat),
>  	.priv_auto	= sizeof(struct fsl_esdhc_priv),
>