rk3568 rt uboot init

hc

2023-11-06 9df731a176aab8e03b984b681b1bea01ccff6644

 u-boot/include/mmc.h
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@@ -192,6 +192,8 @@
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 #define EXT_CSD_HS_TIMING		185	/* R/W */
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 #define EXT_CSD_REV			192	/* RO */
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 #define EXT_CSD_CARD_TYPE		196	/* RO */
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+#define EXT_CSD_CARD_TYPE		196	/* RO */
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+#define EXT_CSD_DRIVER_STRENGTH		197	/* RO */
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 #define EXT_CSD_SEC_CNT			212	/* RO, 4 bytes */
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 #define EXT_CSD_HC_WP_GRP_SIZE		221	/* RO */
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 #define EXT_CSD_HC_ERASE_GRP_SIZE	224	/* RO */
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@@ -231,6 +233,7 @@
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 #define EXT_CSD_BUS_WIDTH_8	2	/* Card is in 8 bit mode */
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 #define EXT_CSD_DDR_BUS_WIDTH_4	5	/* Card is in 4 bit DDR mode */
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 #define EXT_CSD_DDR_BUS_WIDTH_8	6	/* Card is in 8 bit DDR mode */
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+#define EXT_CSD_BUS_WIDTH_STROBE BIT(7) /* Enhanced strobe mode */
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 #define EXT_CSD_TIMING_BC	0	/* Backwards compatility */
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 #define EXT_CSD_TIMING_HS	1	/* High speed */
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@@ -470,6 +473,8 @@
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 	 * @return 0 if write-enabled, 1 if write-protected, -ve on error
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 	 */
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 	int (*execute_tuning)(struct udevice *dev, u32 opcode);
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+	/* set_enhanced_strobe() - set HS400 enhanced strobe */
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+	int (*set_enhanced_strobe)(struct udevice *dev);
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 };
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 #define mmc_get_ops(dev)        ((struct dm_mmc_ops *)(dev)->driver->ops)
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@@ -487,6 +492,7 @@
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 int mmc_getcd(struct mmc *mmc);
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 int mmc_getwp(struct mmc *mmc);
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+int mmc_set_enhanced_strobe(struct mmc *mmc);
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 #else
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 struct mmc_ops {
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 	bool (*card_busy)(struct mmc *mmc);
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@@ -511,6 +517,7 @@
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 	uint f_max;
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 	uint b_max;
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 	unsigned char part_type;
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+	u8 fixed_drv_type;
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 };
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 struct sd_ssr {
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@@ -598,6 +605,7 @@
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 #if CONFIG_IS_ENABLED(DM_MMC)
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 	struct udevice *dev;	/* Device for this MMC controller */
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 #endif
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+	u8 raw_driver_strength;
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 };
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 struct mmc_hwpart_conf {
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@@ -785,5 +793,7 @@
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  */
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 void mmc_gpio_init_direct(void);
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+#define mmc_driver_type_mask(n)		(1 << (n))
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+
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 #endif /* _MMC_H_ */
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