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