1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (c) 2014 4 * Heiko Schocher, DENX Software Engineering, hs (at) denx.de. 5 * 6 * Based on lib/fdtdec.c: 7 * Copyright (c) 2011 The Chromium OS Authors. 8 */ 9 10 #ifndef USE_HOSTCC 11 #include <common.h> 12 #include <linux/libfdt.h> 13 #include <fdtdec.h> 14 #else 15 #include "libfdt.h" 16 #include "fdt_support.h" 17 18 #define debug(...) 19 #endif 20 21 int fdtdec_get_int(const void *blob, int node, const char *prop_name, 22 int default_val) 23 { 24 const int *cell; 25 int len; 26 27 debug("%s: %s: ", __func__, prop_name); 28 cell = fdt_getprop(blob, node, prop_name, &len); 29 if (cell && len >= sizeof(int)) { 30 int val = fdt32_to_cpu(cell[0]); 31 32 debug("%#x (%d)\n", val, val); 33 return val; 34 } 35 debug("(not found)\n"); 36 return default_val; 37 } 38 39 unsigned int fdtdec_get_uint(const void *blob, int node, const char *prop_name, 40 unsigned int default_val) 41 { 42 const int *cell; 43 int len; 44 45 debug("%s: %s: ", __func__, prop_name); 46 cell = fdt_getprop(blob, node, prop_name, &len); 47 if (cell && len >= sizeof(unsigned int)) { 48 unsigned int val = fdt32_to_cpu(cell[0]); 49 50 debug("%#x (%d)\n", val, val); 51 return val; 52 } 53 debug("(not found)\n"); 54 return default_val; 55 } 56
