lib, fdt: move fdtdec_get_int() out of lib/fdtdec.c

[karo-tx-uboot.git] / lib / fdtdec_common.c

diff --git a/lib/fdtdec_common.c b/lib/fdtdec_common.c
new file mode 100644 (file)
index 0000000..757931a
--- /dev/null
+++ b/lib/fdtdec_common.c
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * Based on lib/fdtdec.c:
+ * Copyright (c) 2011 The Chromium OS Authors.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef USE_HOSTCC
+#include <common.h>
+#include <libfdt.h>
+#include <fdtdec.h>
+#else
+#include "libfdt.h"
+#include "fdt_support.h"
+
+#define debug(...)
+#endif
+
+int fdtdec_get_int(const void *blob, int node, const char *prop_name,
+               int default_val)
+{
+       const int *cell;
+       int len;
+
+       debug("%s: %s: ", __func__, prop_name);
+       cell = fdt_getprop(blob, node, prop_name, &len);
+       if (cell && len >= sizeof(int)) {
+               int val = fdt32_to_cpu(cell[0]);
+
+               debug("%#x (%d)\n", val, val);
+               return val;
+       }
+       debug("(not found)\n");
+       return default_val;
+}