powerpc: use memparse() for mem= command line parsing
Use memparse() instead of our own code for handling the parsing of mem= Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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@ -1030,25 +1030,13 @@ static int __init early_init_dt_scan_chosen(unsigned long node,
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if (strstr(cmd_line, "mem=")) {
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char *p, *q;
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unsigned long maxmem = 0;
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for (q = cmd_line; (p = strstr(q, "mem=")) != 0; ) {
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q = p + 4;
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if (p > cmd_line && p[-1] != ' ')
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continue;
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maxmem = simple_strtoul(q, &q, 0);
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if (*q == 'k' || *q == 'K') {
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maxmem <<= 10;
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++q;
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} else if (*q == 'm' || *q == 'M') {
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maxmem <<= 20;
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++q;
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} else if (*q == 'g' || *q == 'G') {
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maxmem <<= 30;
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++q;
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}
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memory_limit = memparse(q, &q);
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}
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memory_limit = maxmem;
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}
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/* break now */
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