42 lines
866 B
C
42 lines
866 B
C
|
/*
|
||
|
|
* 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",
|
||
|
|
""
|
||
|
|
);
|