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lib: utils: Implement "64bit-mmio" property parsing

Figure out CLINT has_64bit_mmio from DT node and using antonym for
compatibility.

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
Guo Ren 3 lat temu
rodzic
commit
c5d0645052
1 zmienionych plików z 2 dodań i 1 usunięć
  1. 2 1
      lib/utils/fdt/fdt_helper.c

+ 2 - 1
lib/utils/fdt/fdt_helper.c

@@ -442,8 +442,9 @@ int fdt_parse_clint_node(void *fdt, int nodeoffset, bool for_timer,
 	if (clint->hart_count < count)
 		clint->hart_count = count;
 
-	/* TODO: We should figure-out CLINT has_64bit_mmio from DT node */
 	clint->has_64bit_mmio = TRUE;
+	if (fdt_getprop(fdt, nodeoffset, "clint,has-no-64bit-mmio", &count))
+		clint->has_64bit_mmio = FALSE;
 
 	return 0;
 }