projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| b9c0e4c2 JCPV |
2 | /* |
| 3 | * (C) Copyright 2000 | |
| 4 | * Wolfgang Denk, DENX Software Engineering, [email protected]. | |
| b9c0e4c2 JCPV |
5 | */ |
| 6 | ||
| 7 | #include <common.h> | |
| 8 | #include <command.h> | |
| 9 | ||
| 10 | static int mmc_nspi (const char *); | |
| 11 | ||
| 09140113 SG |
12 | int do_dataflash_mmc_mux(struct cmd_tbl *cmdtp, int flag, int argc, |
| 13 | char *const argv[]) | |
| b9c0e4c2 JCPV |
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: | |
| 4c12eeb8 | 28 | return CMD_RET_USAGE; |
| b9c0e4c2 JCPV |
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, | |
| cc9f607b | 45 | "enable or disable MMC or SPI\n", |
| b9c0e4c2 | 46 | "[mmc, spi]\n" |
| a89c33db | 47 | " - enable or disable MMC or SPI" |
| b9c0e4c2 | 48 | ); |