--- zzzz-none-000/linux-3.10.107/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h	2021-02-04 17:41:59.000000000 +0000
@@ -4,6 +4,8 @@
 #include <linux/if_ether.h>
 #include <linux/init.h>
 
+#include <bcm63xx_regs.h>
+
 /*
  * on board ethernet platform data
  */
@@ -37,9 +39,83 @@
 					  int phy_id, int reg),
 			  void (*mii_write)(struct net_device *dev,
 					    int phy_id, int reg, int val));
+
+	/* DMA channel enable mask */
+	u32 dma_chan_en_mask;
+
+	/* DMA channel interrupt mask */
+	u32 dma_chan_int_mask;
+
+	/* DMA engine has internal SRAM */
+	bool dma_has_sram;
+
+	/* DMA channel register width */
+	unsigned int dma_chan_width;
+
+	/* DMA descriptor shift */
+	unsigned int dma_desc_shift;
+};
+
+/*
+ * on board ethernet switch platform data
+ */
+#define ENETSW_MAX_PORT	8
+#define ENETSW_PORTS_6328 5 /* 4 FE PHY + 1 RGMII */
+#define ENETSW_PORTS_6368 6 /* 4 FE PHY + 2 RGMII */
+
+#define ENETSW_RGMII_PORT0	4
+
+struct bcm63xx_enetsw_port {
+	int		used;
+	int		phy_id;
+
+	int		bypass_link;
+	int		force_speed;
+	int		force_duplex_full;
+
+	const char	*name;
+};
+
+struct bcm63xx_enetsw_platform_data {
+	char mac_addr[ETH_ALEN];
+	int num_ports;
+	struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT];
+
+	/* DMA channel enable mask */
+	u32 dma_chan_en_mask;
+
+	/* DMA channel interrupt mask */
+	u32 dma_chan_int_mask;
+
+	/* DMA channel register width */
+	unsigned int dma_chan_width;
+
+	/* DMA engine has internal SRAM */
+	bool dma_has_sram;
 };
 
 int __init bcm63xx_enet_register(int unit,
 				 const struct bcm63xx_enet_platform_data *pd);
 
+int bcm63xx_enetsw_register(const struct bcm63xx_enetsw_platform_data *pd);
+
+enum bcm63xx_regs_enetdmac {
+	ENETDMAC_CHANCFG,
+	ENETDMAC_IR,
+	ENETDMAC_IRMASK,
+	ENETDMAC_MAXBURST,
+	ENETDMAC_BUFALLOC,
+	ENETDMAC_RSTART,
+	ENETDMAC_FC,
+	ENETDMAC_LEN,
+};
+
+static inline unsigned long bcm63xx_enetdmacreg(enum bcm63xx_regs_enetdmac reg)
+{
+	extern const unsigned long *bcm63xx_regs_enetdmac;
+
+	return bcm63xx_regs_enetdmac[reg];
+}
+
+
 #endif /* ! BCM63XX_DEV_ENET_H_ */