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mmc: omap_hsmmc: implement send_init_stream callback

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

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
This commit is contained in:
Jean-Jacques Hiblot 2018-01-30 16:01:44 +01:00 committed by Jaehoon Chung
parent 3149c13ac3
commit 42182c9b9c
1 changed files with 13 additions and 0 deletions
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13
drivers/mmc/omap_hsmmc.c
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@ -46,6 +46,7 @@
#include <asm/arch/mux.h> #include <asm/arch/mux.h>
#endif #endif
#include <dm.h> #include <dm.h>
#include <power/regulator.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
@ -564,6 +565,14 @@ tuning_error:
return ret; return ret;
} }
#endif #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 #endif
static void mmc_enable_irq(struct mmc *mmc, struct mmc_cmd *cmd) 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); writel(readl(&mmc_base->hctl) | SDBP_PWRON, &mmc_base->hctl);
mmc_enable_irq(mmc, NULL); 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 #ifdef MMC_SUPPORTS_TUNING
.execute_tuning = omap_hsmmc_execute_tuning, .execute_tuning = omap_hsmmc_execute_tuning,
#endif #endif
.send_init_stream = omap_hsmmc_send_init_stream,
}; };
#else #else
static const struct mmc_ops omap_hsmmc_ops = { static const struct mmc_ops omap_hsmmc_ops = {