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| author | Tom Rini <trini@konsulko.com> | 2019-05-05 03:02:16 +0300 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-05-05 03:02:16 +0300 |
| commit | c9baea6d0e96eb4bf55061d516e91e22236ed198 (patch) | |
| tree | 095af9f57048d2bb4b80c3dbc573aa7f26dbb3e3 /include | |
| parent | 2dc426418f275a934178df41905fabe6f7cfac95 (diff) | |
| parent | 37cb626da25d0d895079c85866d0c2030cd98438 (diff) | |
| download | u-boot-c9baea6d0e96eb4bf55061d516e91e22236ed198.tar.xz | |
Merge tag 'mmc-2019-5-3' of https://github.com/MrVan/u-boot
Diffstat (limited to 'include')
| -rw-r--r-- | include/sdhci.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/sdhci.h b/include/sdhci.h index bef37df982..eee493ab5f 100644 --- a/include/sdhci.h +++ b/include/sdhci.h @@ -186,6 +186,7 @@ /* 55-57 reserved */ #define SDHCI_ADMA_ADDRESS 0x58 +#define SDHCI_ADMA_ADDRESS_HI 0x5c /* 60-FB reserved */ @@ -252,6 +253,38 @@ struct sdhci_ops { void (*set_delay)(struct sdhci_host *host); }; +#if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA) +#define ADMA_MAX_LEN 65532 +#ifdef CONFIG_DMA_ADDR_T_64BIT +#define ADMA_DESC_LEN 16 +#else +#define ADMA_DESC_LEN 8 +#endif +#define ADMA_TABLE_NO_ENTRIES (CONFIG_SYS_MMC_MAX_BLK_COUNT * \ + MMC_MAX_BLOCK_LEN) / ADMA_MAX_LEN + +#define ADMA_TABLE_SZ (ADMA_TABLE_NO_ENTRIES * ADMA_DESC_LEN) + +/* Decriptor table defines */ +#define ADMA_DESC_ATTR_VALID BIT(0) +#define ADMA_DESC_ATTR_END BIT(1) +#define ADMA_DESC_ATTR_INT BIT(2) +#define ADMA_DESC_ATTR_ACT1 BIT(4) +#define ADMA_DESC_ATTR_ACT2 BIT(5) + +#define ADMA_DESC_TRANSFER_DATA ADMA_DESC_ATTR_ACT2 +#define ADMA_DESC_LINK_DESC (ADMA_DESC_ATTR_ACT1 | ADMA_DESC_ATTR_ACT2) + +struct sdhci_adma_desc { + u8 attr; + u8 reserved; + u16 len; + u32 addr_lo; +#ifdef CONFIG_DMA_ADDR_T_64BIT + u32 addr_hi; +#endif +} __packed; +#endif struct sdhci_host { const char *name; void *ioaddr; @@ -272,6 +305,17 @@ struct sdhci_host { uint voltages; struct mmc_config cfg; + dma_addr_t start_addr; + int flags; +#define USE_SDMA (0x1 << 0) +#define USE_ADMA (0x1 << 1) +#define USE_ADMA64 (0x1 << 2) +#define USE_DMA (USE_SDMA | USE_ADMA | USE_ADMA64) + dma_addr_t adma_addr; +#if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA) + struct sdhci_adma_desc *adma_desc_table; + uint desc_slot; +#endif }; #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS |