mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-29 15:43:44 +08:00
33 lines
567 B
C
33 lines
567 B
C
/*
|
|
* cled.c - control color led
|
|
*
|
|
* Copyright (c) 2010 BCT Electronic GmbH
|
|
*
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <asm/blackfin.h>
|
|
#include <asm/io.h>
|
|
|
|
int do_cled(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
ulong addr = 0x20000000 + 0x200000; /* AMS2 */
|
|
uchar data;
|
|
|
|
if (argc < 2)
|
|
return cmd_usage(cmdtp);
|
|
|
|
data = simple_strtoul(argv[1], NULL, 10);
|
|
outb(data, addr);
|
|
|
|
printf("cled, write %02x\n", data);
|
|
|
|
return 0;
|
|
}
|
|
|
|
U_BOOT_CMD(cled, 2, 0, do_cled,
|
|
"set/clear color LED",
|
|
"");
|