1 files changed, 43 insertions, 6 deletions
diff --git a/board/qualcomm/dragonboard410c/dragonboard410c.c b/board/qualcomm/dragonboard410c/dragonboard410c.c
index 848e278..7daf7c8 100644
--- a/board/qualcomm/dragonboard410c/dragonboard410c.c
+++ b/board/qualcomm/dragonboard410c/dragonboard410c.c
@@ -10,9 +10,16 @@
 #include <dm.h>
 #include <usb.h>
 #include <asm/gpio.h>
+#include <fdt_support.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
+/* pointer to the device tree ammended by the firmware */
+extern const void *fw_dtb;
+
+static char wlan_mac[ARP_HLEN];
+static char bt_mac[ARP_HLEN];
+
 int dram_init(void)
 {
 	gd->ram_size = PHYS_SDRAM_1_SIZE;
@@ -27,7 +34,6 @@ int dram_init_banksize(void)
 	return 0;
 }
 
-
 int board_prepare_usb(enum usb_init_type type)
 {
 	static struct udevice *pmic_gpio;
@@ -96,11 +102,6 @@ int board_prepare_usb(enum usb_init_type type)
 	return 0;
 }
 
-int board_init(void)
-{
-	return 0;
-}
-
 /* Check for vol- button - if pressed - stop autoboot */
 int misc_init_r(void)
 {
@@ -134,3 +135,39 @@ int misc_init_r(void)
 
 	return 0;
 }
+
+int board_init(void)
+{
+	int offset, len;
+	const char *mac;
+
+	/* take a copy of the firmware information (the user could unknownly
+	   overwrite that DDR via tftp or other means)  */
+
+	offset = fdt_node_offset_by_compatible(fw_dtb, -1, "qcom,wcnss-wlan");
+	if (offset >= 0) {
+		mac = fdt_getprop(fw_dtb, offset, "local-mac-address", &len);
+		if (mac)
+			memcpy(wlan_mac, mac, ARP_HLEN);
+	}
+
+	offset = fdt_node_offset_by_compatible(fw_dtb, -1, "qcom,wcnss-bt");
+	if (offset >= 0) {
+		mac = fdt_getprop(fw_dtb, offset, "local-bd-address", &len);
+		if (mac)
+			memcpy(bt_mac, mac, ARP_HLEN);
+	}
+
+	return 0;
+}
+
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	do_fixup_by_compat(blob, "qcom,wcnss-wlan", "local-mac-address",
+			   wlan_mac, ARP_HLEN, 1);
+
+	do_fixup_by_compat(blob, "qcom,wcnss-bt", "local-bd-address",
+			   bt_mac, ARP_HLEN, 1);
+
+	return 0;
+}