From 885d2a1e8d97f91f6cc9e65a7d29ba21913477d9 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 7 Dec 2015 16:55:53 +0100
Subject: [PATCH] mt7603: implement firmware selection based on hw rev

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
 mt7603.h     | 5 +++++
 mt7603_mcu.c | 8 +++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/mt7603.h b/mt7603.h
index 7c4beb90..9fb9bea9 100644
--- a/mt7603.h
+++ b/mt7603.h
@@ -20,6 +20,11 @@
 #define MT7603_FIRMWARE_E1	"mt7603_e1.bin"
 #define MT7603_FIRMWARE_E2	"mt7603_e2.bin"
 
+enum {
+	MT7603_REV_E1 = 0x00,
+	MT7603_REV_E2 = 0x10
+};
+
 enum mt7603_txq_id {
 	MT_TXQ_VO = IEEE80211_AC_VO,
 	MT_TXQ_VI = IEEE80211_AC_VI,
diff --git a/mt7603_mcu.c b/mt7603_mcu.c
index 167bc2d0..f741ae14 100644
--- a/mt7603_mcu.c
+++ b/mt7603_mcu.c
@@ -189,11 +189,17 @@ mt7603_load_firmware(struct mt7603_dev *dev)
 {
 	const struct firmware *fw;
 	const struct mt7603_fw_trailer *hdr;
+	const char *firmware;
 	int dl_len;
 	u32 val;
 	int ret;
 
-	ret = request_firmware(&fw, MT7603_FIRMWARE_E2, dev->mt76.dev);
+	if (mt76xx_rev(dev) < MT7603_REV_E2)
+		firmware = MT7603_FIRMWARE_E1;
+	else
+		firmware = MT7603_FIRMWARE_E2;
+
+	ret = request_firmware(&fw, firmware, dev->mt76.dev);
 	if (ret)
 		return ret;