From patchwork Wed Feb 26 08:14:31 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Faiz Abbas X-Patchwork-Id: 236839 List-Id: U-Boot discussion From: faiz_abbas at ti.com (Faiz Abbas) Date: Wed, 26 Feb 2020 13:44:31 +0530 Subject: [PATCH v3 03/11] sdhci: Add sdhci_deferred_probe() API In-Reply-To: <20200226081439.15994-1-faiz_abbas@ti.com> References: <20200226081439.15994-1-faiz_abbas@ti.com> Message-ID: <20200226081439.15994-4-faiz_abbas@ti.com> Add the sdhci_deferred_probe() function to register as the deferred_probe() callback to the mmc core. It will in turn call the deferred_probe() callback of the platform drivers as declared in the sdhci_ops. Signed-off-by: Faiz Abbas --- drivers/mmc/sdhci.c | 15 +++++++++++++++ include/sdhci.h | 1 + 2 files changed, 16 insertions(+) diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 9b7c5f8f68..520c9f9feb 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -658,6 +658,20 @@ int sdhci_probe(struct udevice *dev) return sdhci_init(mmc); } +static int sdhci_deferred_probe(struct udevice *dev) +{ + int err; + struct mmc *mmc = mmc_get_mmc_dev(dev); + struct sdhci_host *host = mmc->priv; + + if (host->ops && host->ops->deferred_probe) { + err = host->ops->deferred_probe(host); + if (err) + return err; + } + return 0; +} + static int sdhci_get_cd(struct udevice *dev) { struct mmc *mmc = mmc_get_mmc_dev(dev); @@ -692,6 +706,7 @@ const struct dm_mmc_ops sdhci_ops = { .send_cmd = sdhci_send_command, .set_ios = sdhci_set_ios, .get_cd = sdhci_get_cd, + .deferred_probe = sdhci_deferred_probe, #ifdef MMC_SUPPORTS_TUNING .execute_tuning = sdhci_execute_tuning, #endif diff --git a/include/sdhci.h b/include/sdhci.h index 7f8feefa45..aa4378fd57 100644 --- a/include/sdhci.h +++ b/include/sdhci.h @@ -268,6 +268,7 @@ struct sdhci_ops { void (*set_clock)(struct sdhci_host *host, u32 div); int (*platform_execute_tuning)(struct mmc *host, u8 opcode); void (*set_delay)(struct sdhci_host *host); + int (*deferred_probe)(struct sdhci_host *host); }; #if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA)