X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fsdhci.h;h=88f1917480b66e85ef4015cc6ce6a008be150235;hb=46b5c8ed017958fc387ab86c71ae6c90abb6793c;hp=3e5a64981857df6188f87fba165dd008d14d2d66;hpb=bc0b99bd8b19599f670f42401de655fa9b44cd94;p=platform%2Fkernel%2Fu-boot.git

diff --git a/include/sdhci.h b/include/sdhci.h
index 3e5a649..88f1917 100644
--- a/include/sdhci.h
+++ b/include/sdhci.h
@@ -65,6 +65,8 @@
 #define  SDHCI_CARD_STATE_STABLE	BIT(17)
 #define  SDHCI_CARD_DETECT_PIN_LEVEL	BIT(18)
 #define  SDHCI_WRITE_PROTECT	BIT(19)
+#define  SDHCI_DATA_LVL_MASK	0x00F00000
+#define   SDHCI_DATA_0_LVL_MASK BIT(20)
 
 #define SDHCI_HOST_CONTROL	0x28
 #define  SDHCI_CTRL_LED		BIT(0)
@@ -268,8 +270,20 @@ struct sdhci_ops {
 	int	(*set_ios_post)(struct sdhci_host *host);
 	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 (*set_delay)(struct sdhci_host *host);
 	int	(*deferred_probe)(struct sdhci_host *host);
+
+	/**
+	 * set_enhanced_strobe() - Set HS400 Enhanced Strobe config
+	 *
+	 * This is called after setting the card speed and mode to
+	 * HS400 ES, and should set any host-specific configuration
+	 * necessary for it.
+	 *
+	 * @host: SDHCI host structure
+	 * Return: 0 if successful, -ve on error
+	 */
+	int	(*set_enhanced_strobe)(struct sdhci_host *host);
 };
 
 #define ADMA_MAX_LEN	65532
@@ -468,7 +482,7 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
  * @cfg:	Empty configuration structure (generally &plat->cfg). This is
  *		normally all zeroes at this point. The only purpose of passing
  *		this in is to set mmc->cfg to it.
- * @return 0 if OK, -ve if the block device could not be created
+ * Return: 0 if OK, -ve if the block device could not be created
  */
 int sdhci_bind(struct udevice *dev, struct mmc *mmc, struct mmc_config *cfg);
 #else
@@ -481,7 +495,7 @@ int sdhci_bind(struct udevice *dev, struct mmc *mmc, struct mmc_config *cfg);
  * @host:	SDHCI host structure
  * @f_max:	Maximum supported clock frequency in HZ (0 for default)
  * @f_min:	Minimum supported clock frequency in HZ (0 for default)
- * @return 0 if OK, -ve on error
+ * Return: 0 if OK, -ve on error
  */
 int add_sdhci(struct sdhci_host *host, u32 f_max, u32 f_min);
 #endif /* !CONFIG_BLK */
@@ -491,6 +505,16 @@ void sdhci_set_uhs_timing(struct sdhci_host *host);
 /* Export the operations to drivers */
 int sdhci_probe(struct udevice *dev);
 int sdhci_set_clock(struct mmc *mmc, unsigned int clock);
+
+/**
+ * sdhci_set_control_reg - Set control registers
+ *
+ * This is used set up control registers for voltage level and UHS speed
+ * mode.
+ *
+ * @host: SDHCI host structure
+ */
+void sdhci_set_control_reg(struct sdhci_host *host);
 extern const struct dm_mmc_ops sdhci_ops;
 #else
 #endif