Messages in this thread | | | From | Tony Huang 黃懷厚 <> | Subject | RE: [PATCH v4 2/2] mmc: Add mmc driver for Sunplus SP7021 | Date | Mon, 21 Mar 2022 04:55:11 +0000 |
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Dear Krzysztof: > > > + int dma_int_threshold; > > + struct sg_mapping_iter sg_miter; /* for pio mode to access sglist */ > > + int dma_use_int; /* should raise irq when dma done */ > > + struct spmmc_tuning_info emmc_tuning_info; > > + struct spsdc_tuning_info sd_tuning_info; > > + int restore_4bit_sdio_bus; > > + const struct spmmc_compatible *dev_comp; }; > > + > > +struct spsdc_host { > > Where is this used? >
struct spmmc_host{} for emmc. struct spsdc_host{} for SD card. The register base address and offset address of emmc and sd cards are different. eMMC and sdcard are their respective hardware settings.
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