mmc: omap_hsmmc: implement send_init_stream callback

This callback is used to send the 74 clock cycles after power up.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>

diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index b10d55ef6159cfbd41ec43c3494962910dd15210..71608d18e20b7d35c135d462d1353e47f6f44365 100644 (file)
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -46,6 +46,7 @@
 #include <asm/arch/mux.h>
 #endif
 #include <dm.h>
 #include <asm/arch/mux.h>
 #endif
 #include <dm.h>

+#include <power/regulator.h>

 
 DECLARE_GLOBAL_DATA_PTR;
 
 
 DECLARE_GLOBAL_DATA_PTR;
 


@@ -564,6 +565,14 @@ tuning_error:
        return ret;
 }
 #endif
        return ret;
 }
 #endif

+
+static void omap_hsmmc_send_init_stream(struct udevice *dev)
+{
+       struct omap_hsmmc_data *priv = dev_get_priv(dev);
+       struct hsmmc *mmc_base = priv->base_addr;
+
+       mmc_init_stream(mmc_base);
+}

 #endif
 
 static void mmc_enable_irq(struct mmc *mmc, struct mmc_cmd *cmd)
 #endif
 
 static void mmc_enable_irq(struct mmc *mmc, struct mmc_cmd *cmd)


@@ -652,7 +661,10 @@ static int omap_hsmmc_init_setup(struct mmc *mmc)
        writel(readl(&mmc_base->hctl) | SDBP_PWRON, &mmc_base->hctl);
 
        mmc_enable_irq(mmc, NULL);
        writel(readl(&mmc_base->hctl) | SDBP_PWRON, &mmc_base->hctl);
 
        mmc_enable_irq(mmc, NULL);

+
+#if !CONFIG_IS_ENABLED(DM_MMC)

        mmc_init_stream(mmc_base);
        mmc_init_stream(mmc_base);

+#endif

 
        return 0;
 }
 
        return 0;
 }


@@ -1279,6 +1291,7 @@ static const struct dm_mmc_ops omap_hsmmc_ops = {
 #ifdef MMC_SUPPORTS_TUNING
        .execute_tuning = omap_hsmmc_execute_tuning,
 #endif
 #ifdef MMC_SUPPORTS_TUNING
        .execute_tuning = omap_hsmmc_execute_tuning,
 #endif

+       .send_init_stream       = omap_hsmmc_send_init_stream,

 };
 #else
 static const struct mmc_ops omap_hsmmc_ops = {
 };
 #else
 static const struct mmc_ops omap_hsmmc_ops = {