Add callback to set bus mode in sdhci library so that the
controller driver can perform any bus mode specific configurations
in the callback function.
Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
drivers/mmc/host/sdhci.c | 3 +++
drivers/mmc/host/sdhci.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index fff0baadbc3e..d5050ec42481 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1747,6 +1747,9 @@ void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
if (host->quirks & SDHCI_QUIRK_RESET_CMD_DATA_ON_IOS)
sdhci_do_reset(host, SDHCI_RESET_CMD | SDHCI_RESET_DATA);
+ if (host->ops->set_bus_mode)
+ host->ops->set_bus_mode(host, ios->bus_mode);
+
mmiowb();
}
EXPORT_SYMBOL_GPL(sdhci_set_ios);
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index d778034e324d..39c7a2723906 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -583,6 +583,7 @@ struct sdhci_ops {
void (*adma_workaround)(struct sdhci_host *host, u32 intmask);
void (*card_event)(struct sdhci_host *host);
void (*voltage_switch)(struct sdhci_host *host);
+ void (*set_bus_mode)(struct sdhci_host *host, unsigned int mode);
};
#ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
--
2.11.0
--
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