mt76: mt7615: add mt7663e support to mt7615_reg_map

Introduce mt7663e support to mt7615_reg_map routine in order to reuse it
adding support for mt7663e driver

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Co-developed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7615/mmio.c

@@ -30,9 +30,15 @@ const u32 mt7615e_reg_map[] = {
 
 u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr)
 {
-	u32 base = addr & MT_MCU_PCIE_REMAP_2_BASE;
-	u32 offset = addr & MT_MCU_PCIE_REMAP_2_OFFSET;
-
+	u32 base, offset;
+
+	if (is_mt7663(&dev->mt76)) {
+		base = addr & MT7663_MCU_PCIE_REMAP_2_BASE;
+		offset = addr & MT7663_MCU_PCIE_REMAP_2_OFFSET;
+	} else {
+		base = addr & MT_MCU_PCIE_REMAP_2_BASE;
+		offset = addr & MT_MCU_PCIE_REMAP_2_OFFSET;
+	}
 	mt76_wr(dev, MT_MCU_PCIE_REMAP_2, base);
 
 	return MT_PCIE_REMAP_BASE_2 + offset;

drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h

@@ -343,6 +343,11 @@ static inline bool is_mt7615(struct mt76_dev *dev)
 	return mt76_chip(dev) == 0x7615;
 }
 
+static inline bool is_mt7663(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7663;
+}
+
 static inline void mt7615_irq_enable(struct mt7615_dev *dev, u32 mask)
 {
 	mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);

drivers/net/wireless/mediatek/mt76/mt7615/regs.h

@@ -55,6 +55,9 @@ enum mt7615_reg_base {
 
 #define MT_HIF(ofs)			((dev)->reg_map[MT_HIF_BASE] + (ofs))
 
+#define MT7663_MCU_PCIE_REMAP_2_OFFSET	GENMASK(15, 0)
+#define MT7663_MCU_PCIE_REMAP_2_BASE	GENMASK(31, 16)
+
 #define MT_CFG_LPCR_HOST		MT_HIF(0x1f0)
 #define MT_CFG_LPCR_HOST_FW_OWN		BIT(0)
 #define MT_CFG_LPCR_HOST_DRV_OWN	BIT(1)