diff options
author | Tom Rini <trini@ti.com> | 2013-05-14 11:45:41 -0400 |
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committer | Tom Rini <trini@ti.com> | 2013-05-14 11:45:41 -0400 |
commit | 805fa87f6d2366e2193f3d9eb1f793ad41ae1430 (patch) | |
tree | 743278b9e271dc84670680a466ef2ebaabcbbce9 /common/cmd_softswitch.c | |
parent | a661b99dbc35e725f229a7b8e189ca21304ba026 (diff) | |
parent | da34aae5fba36c1f1989fdd41fffa723f300eaad (diff) |
Merge branch 'master' of git://git.denx.de/u-boot-blackfin into powerpc-eldk53-warning-fixes
Diffstat (limited to 'common/cmd_softswitch.c')
-rw-r--r-- | common/cmd_softswitch.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/common/cmd_softswitch.c b/common/cmd_softswitch.c new file mode 100644 index 0000000000..f75d926770 --- /dev/null +++ b/common/cmd_softswitch.c @@ -0,0 +1,41 @@ +/* + * cmd_softswitch.c - set the softswitch for bf60x + * + * Copyright (c) 2012 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <command.h> +#include <asm/blackfin.h> +#include <asm/soft_switch.h> + +int do_softswitch(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + int switchaddr, value, pin, port; + + if (argc != 5) + return CMD_RET_USAGE; + + if (strcmp(argv[2], "GPA") == 0) + port = IO_PORT_A; + else if (strcmp(argv[2], "GPB") == 0) + port = IO_PORT_B; + else + return CMD_RET_USAGE; + + switchaddr = simple_strtoul(argv[1], NULL, 16); + pin = simple_strtoul(argv[3], NULL, 16); + value = simple_strtoul(argv[4], NULL, 16); + + config_switch_bit(switchaddr, port, (1 << pin), IO_PORT_OUTPUT, value); + + return 0; +} + +U_BOOT_CMD( + softswitch_output, 5, 1, do_softswitch, + "switchaddr GPA/GPB pin_offset value", + "" +); |