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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*/
#include <common.h>
#include <command.h>
static int mmc_nspi (const char *);
int do_dataflash_mmc_mux (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
switch (argc) {
case 2: /* on / off */
switch (mmc_nspi (argv[1])) {
case 0: AT91F_SelectSPI ();
break;
case 1: AT91F_SelectMMC ();
break;
}
case 1: /* get status */
printf ("Mux is configured to be %s\n",
AT91F_GetMuxStatus () ? "MMC" : "SPI");
return 0;
default:
return CMD_RET_USAGE;
}
return 0;
}
static int mmc_nspi (const char *s)
{
if (strcmp (s, "mmc") == 0) {
return 1;
} else if (strcmp (s, "spi") == 0) {
return 0;
}
return -1;
}
U_BOOT_CMD(
dataflash_mmc_mux, 2, 1, do_dataflash_mmc_mux,
"enable or disable MMC or SPI\n",
"[mmc, spi]\n"
" - enable or disable MMC or SPI"
);
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