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