1*2e192b24SSimon Glass /*
2*2e192b24SSimon Glass * (C) Copyright 2000
3*2e192b24SSimon Glass * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4*2e192b24SSimon Glass *
5*2e192b24SSimon Glass * SPDX-License-Identifier: GPL-2.0+
6*2e192b24SSimon Glass */
7*2e192b24SSimon Glass
8*2e192b24SSimon Glass #include <common.h>
9*2e192b24SSimon Glass #include <command.h>
10*2e192b24SSimon Glass
11*2e192b24SSimon Glass static int mmc_nspi (const char *);
12*2e192b24SSimon Glass
do_dataflash_mmc_mux(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])13*2e192b24SSimon Glass int do_dataflash_mmc_mux (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
14*2e192b24SSimon Glass {
15*2e192b24SSimon Glass switch (argc) {
16*2e192b24SSimon Glass case 2: /* on / off */
17*2e192b24SSimon Glass switch (mmc_nspi (argv[1])) {
18*2e192b24SSimon Glass case 0: AT91F_SelectSPI ();
19*2e192b24SSimon Glass break;
20*2e192b24SSimon Glass case 1: AT91F_SelectMMC ();
21*2e192b24SSimon Glass break;
22*2e192b24SSimon Glass }
23*2e192b24SSimon Glass case 1: /* get status */
24*2e192b24SSimon Glass printf ("Mux is configured to be %s\n",
25*2e192b24SSimon Glass AT91F_GetMuxStatus () ? "MMC" : "SPI");
26*2e192b24SSimon Glass return 0;
27*2e192b24SSimon Glass default:
28*2e192b24SSimon Glass return CMD_RET_USAGE;
29*2e192b24SSimon Glass }
30*2e192b24SSimon Glass return 0;
31*2e192b24SSimon Glass }
32*2e192b24SSimon Glass
mmc_nspi(const char * s)33*2e192b24SSimon Glass static int mmc_nspi (const char *s)
34*2e192b24SSimon Glass {
35*2e192b24SSimon Glass if (strcmp (s, "mmc") == 0) {
36*2e192b24SSimon Glass return 1;
37*2e192b24SSimon Glass } else if (strcmp (s, "spi") == 0) {
38*2e192b24SSimon Glass return 0;
39*2e192b24SSimon Glass }
40*2e192b24SSimon Glass return -1;
41*2e192b24SSimon Glass }
42*2e192b24SSimon Glass
43*2e192b24SSimon Glass U_BOOT_CMD(
44*2e192b24SSimon Glass dataflash_mmc_mux, 2, 1, do_dataflash_mmc_mux,
45*2e192b24SSimon Glass "enable or disable MMC or SPI\n",
46*2e192b24SSimon Glass "[mmc, spi]\n"
47*2e192b24SSimon Glass " - enable or disable MMC or SPI"
48*2e192b24SSimon Glass );
49