xref: /openbmc/u-boot/include/net/pfe_eth/pfe_eth.h (revision e11ef3d2)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2015-2016 Freescale Semiconductor, Inc.
4  * Copyright 2017 NXP
5  */
6 
7 #ifndef __PFE_ETH_H__
8 #define __PFE_ETH_H__
9 
10 #include <linux/sizes.h>
11 #include <asm/io.h>
12 #include <miiphy.h>
13 #include <malloc.h>
14 #include "pfe_driver.h"
15 
16 #define BMU2_DDR_BASEADDR	0
17 #define BMU2_BUF_COUNT		(3 * SZ_1K)
18 #define BMU2_DDR_SIZE		(DDR_BUF_SIZE * BMU2_BUF_COUNT)
19 
20 #define HIF_RX_PKT_DDR_BASEADDR (BMU2_DDR_BASEADDR + BMU2_DDR_SIZE)
21 #define HIF_RX_PKT_DDR_SIZE     (HIF_RX_DESC_NT * DDR_BUF_SIZE)
22 #define HIF_TX_PKT_DDR_BASEADDR (HIF_RX_PKT_DDR_BASEADDR + HIF_RX_PKT_DDR_SIZE)
23 #define HIF_TX_PKT_DDR_SIZE     (HIF_TX_DESC_NT * DDR_BUF_SIZE)
24 
25 #define HIF_DESC_BASEADDR       (HIF_TX_PKT_DDR_BASEADDR + HIF_TX_PKT_DDR_SIZE)
26 #define HIF_RX_DESC_SIZE        (16 * HIF_RX_DESC_NT)
27 #define HIF_TX_DESC_SIZE        (16 * HIF_TX_DESC_NT)
28 
29 #define UTIL_CODE_BASEADDR	0x780000
30 #define UTIL_CODE_SIZE		(128 * SZ_1K)
31 
32 #define UTIL_DDR_DATA_BASEADDR	(UTIL_CODE_BASEADDR + UTIL_CODE_SIZE)
33 #define UTIL_DDR_DATA_SIZE	(64 * SZ_1K)
34 
35 #define CLASS_DDR_DATA_BASEADDR	(UTIL_DDR_DATA_BASEADDR + UTIL_DDR_DATA_SIZE)
36 #define CLASS_DDR_DATA_SIZE	(32 * SZ_1K)
37 
38 #define TMU_DDR_DATA_BASEADDR	(CLASS_DDR_DATA_BASEADDR + CLASS_DDR_DATA_SIZE)
39 #define TMU_DDR_DATA_SIZE	(32 * SZ_1K)
40 
41 #define TMU_LLM_BASEADDR	(TMU_DDR_DATA_BASEADDR + TMU_DDR_DATA_SIZE)
42 #define TMU_LLM_QUEUE_LEN	(16 * 256)
43 	/* Must be power of two and at least 16 * 8 = 128 bytes */
44 #define TMU_LLM_SIZE		(4 * 16 * TMU_LLM_QUEUE_LEN)
45 	/* (4 TMU's x 16 queues x queue_len) */
46 
47 #define ROUTE_TABLE_BASEADDR	0x800000
48 #define ROUTE_TABLE_HASH_BITS_MAX	15 /* 32K entries */
49 #define ROUTE_TABLE_HASH_BITS		8  /* 256 entries */
50 #define ROUTE_TABLE_SIZE	(BIT(ROUTE_TABLE_HASH_BITS_MAX) \
51 				* CLASS_ROUTE_SIZE)
52 
53 #define	PFE_TOTAL_DATA_SIZE	(ROUTE_TABLE_BASEADDR + ROUTE_TABLE_SIZE)
54 
55 #if PFE_TOTAL_DATA_SIZE > (12 * SZ_1M)
56 #error DDR mapping above 12MiB
57 #endif
58 
59 /* LMEM Mapping */
60 #define BMU1_LMEM_BASEADDR	0
61 #define BMU1_BUF_COUNT		256
62 #define BMU1_LMEM_SIZE		(LMEM_BUF_SIZE * BMU1_BUF_COUNT)
63 
64 struct gemac_s {
65 	void *gemac_base;
66 	void *egpi_base;
67 
68 	/* GEMAC config */
69 	int gemac_mode;
70 	int gemac_speed;
71 	int gemac_duplex;
72 	int flags;
73 	/* phy iface */
74 	int phy_address;
75 	int phy_mode;
76 	struct mii_dev *bus;
77 
78 };
79 
80 struct pfe_mdio_info {
81 	void *reg_base;
82 	char *name;
83 };
84 
85 struct pfe_eth_dev {
86 	int gemac_port;
87 	struct gemac_s *gem;
88 	struct pfe_ddr_address pfe_addr;
89 	struct udevice *dev;
90 #ifdef CONFIG_PHYLIB
91 	struct phy_device *phydev;
92 #endif
93 };
94 
95 int pfe_remove(struct pfe_ddr_address *pfe_addr);
96 struct mii_dev *pfe_mdio_init(struct pfe_mdio_info *mdio_info);
97 void pfe_set_mdio(int dev_id, struct mii_dev *bus);
98 void pfe_set_phy_address_mode(int dev_id, int phy_id, int phy_mode);
99 int gemac_initialize(bd_t *bis, int dev_id, char *devname);
100 int pfe_init(struct pfe_ddr_address *pfe_addr);
101 int pfe_eth_board_init(struct udevice *dev);
102 
103 #endif /* __PFE_ETH_H__ */
104