[U-Boot] [PATCH v4 01/17] dm: mmc: Set up the MMC device when controller is probed
Jaehoon Chung
jh80.chung at samsung.com
Tue Jan 24 07:21:02 CET 2017
On 01/20/2017 11:07 PM, Simon Glass wrote:
> When an MMC controller is set up we should probe the device to find out
> what it is. This includes finding its capacity and reading its partition
> table.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Jaehoon Chung <jh80.chung at samsung.com>
Best Regards,
Jaehoon Chung
> ---
>
> Changes in v4: None
> Changes in v3: None
>
> drivers/mmc/mmc-uclass.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
> index 2fe5d61e263..a5286541c1c 100644
> --- a/drivers/mmc/mmc-uclass.c
> +++ b/drivers/mmc/mmc-uclass.c
> @@ -232,6 +232,15 @@ int mmc_unbind(struct udevice *dev)
> return 0;
> }
>
> +#ifdef CONFIG_BLK
> +static int mmc_post_probe(struct udevice *dev)
> +{
> + struct mmc *mmc = mmc_get_mmc_dev(dev);
> +
> + return mmc_init(mmc);
> +}
> +#endif
> +
> static int mmc_select_hwpart(struct udevice *bdev, int hwpart)
> {
> struct udevice *mmc_dev = dev_get_parent(bdev);
> @@ -273,4 +282,7 @@ UCLASS_DRIVER(mmc) = {
> .name = "mmc",
> .flags = DM_UC_FLAG_SEQ_ALIAS,
> .per_device_auto_alloc_size = sizeof(struct mmc_uclass_priv),
> +#ifdef CONFIG_BLK
> + .post_probe = mmc_post_probe,
> +#endif
> };
>
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