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https://github.com/openharmony/third_party_Linux_Kernel.git
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maguangyao
37 lines
697 B
C
37 lines
697 B
C
/*
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* Board-specific MMC configuration
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*/
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#ifndef _DAVINCI_MMC_H
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#define _DAVINCI_MMC_H
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#include <linux/types.h>
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#include <linux/mmc/host.h>
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struct davinci_mmc_config {
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/* get_cd()/get_wp() may sleep */
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int (*get_cd)(int module);
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int (*get_ro)(int module);
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void (*set_power)(int module, bool on);
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/* wires == 0 is equivalent to wires == 4 (4-bit parallel) */
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u8 wires;
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u32 max_freq;
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/* any additional host capabilities: OR'd in to mmc->f_caps */
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u32 caps;
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/* Number of sg segments */
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u8 nr_sg;
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};
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void davinci_setup_mmc(int module, struct davinci_mmc_config *config);
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enum {
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MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */
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MMC_CTLR_VERSION_2, /* DA830 */
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};
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#endif
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