1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Board-specific MMC configuration 4 */ 5 6 #ifndef _DAVINCI_MMC_H 7 #define _DAVINCI_MMC_H 8 9 #include <linux/types.h> 10 #include <linux/mmc/host.h> 11 12 struct davinci_mmc_config { 13 /* get_cd()/get_wp() may sleep */ 14 int (*get_cd)(int module); 15 int (*get_ro)(int module); 16 17 void (*set_power)(int module, bool on); 18 19 /* wires == 0 is equivalent to wires == 4 (4-bit parallel) */ 20 u8 wires; 21 22 u32 max_freq; 23 24 /* any additional host capabilities: OR'd in to mmc->f_caps */ 25 u32 caps; 26 27 /* Number of sg segments */ 28 u8 nr_sg; 29 }; 30 void davinci_setup_mmc(int module, struct davinci_mmc_config *config); 31 32 enum { 33 MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */ 34 MMC_CTLR_VERSION_2, /* DA830 */ 35 }; 36 37 #endif 38