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mmc: sdhci: move the ADMA2 table handling into own module

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There are other (non-SDHCI) controllers which supports ADMA2 descriptor
tables, namely the Freescale eSDHC. Instead of copying the code, move it
into an own module.

Signed-off-by: Michael Walle <michael@walle.cc>
This commit is contained in:
Michael Walle
2020-09-23 12:42:51 +02:00
committed by Peng Fan
parent 7e48a028a4
commit 4d6a773b1c
5 changed files with 92 additions and 58 deletions
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8
include/sdhci.h
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@@ -271,7 +271,6 @@ struct sdhci_ops {
int (*deferred_probe)(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
@@ -302,7 +301,7 @@ struct sdhci_adma_desc {
u32 addr_hi;
#endif
} __packed;
#endif
struct sdhci_host {
const char *name;
void *ioaddr;
@@ -334,7 +333,6 @@ struct sdhci_host {
dma_addr_t adma_addr;
#if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA)
struct sdhci_adma_desc *adma_desc_table;
uint desc_slot;
#endif
};
@@ -496,4 +494,8 @@ extern const struct dm_mmc_ops sdhci_ops;
#else
#endif
struct sdhci_adma_desc *sdhci_adma_init(void);
void sdhci_prepare_adma_table(struct sdhci_adma_desc *table,
struct mmc_data *data, dma_addr_t addr);
#endif /* __SDHCI_HW_H */