From: Jean-Jacques Hiblot <jjhiblot@ti.com>
Date: Tue, 30 Jan 2018 15:01:44 +0000 (+0100)
Subject: mmc: omap_hsmmc: implement send_init_stream callback
X-Git-Tag: v2018.03-rc3~3^2~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=42182c9b9ca946b68f564936ffc181b75ce3da9f;p=platform%2Fkernel%2Fu-boot.git

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 b10d55e..71608d1 100644
--- 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 <power/regulator.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -564,6 +565,14 @@ tuning_error:
 	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)
@@ -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);
+
+#if !CONFIG_IS_ENABLED(DM_MMC)
 	mmc_init_stream(mmc_base);
+#endif
 
 	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
+	.send_init_stream	= omap_hsmmc_send_init_stream,
 };
 #else
 static const struct mmc_ops omap_hsmmc_ops = {