xref: /linux/drivers/net/ethernet/microchip/lan743x_main.h (revision 07f0148aafe8c95a3a76cd59e9e75b4d78d1d31d)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /* Copyright (C) 2018 Microchip Technology Inc. */
3 
4 #ifndef _LAN743X_H
5 #define _LAN743X_H
6 
7 #include <linux/phy.h>
8 #include "lan743x_ptp.h"
9 
10 #define DRIVER_AUTHOR   "Bryan Whitehead <Bryan.Whitehead@microchip.com>"
11 #define DRIVER_DESC "LAN743x PCIe Gigabit Ethernet Driver"
12 #define DRIVER_NAME "lan743x"
13 
14 /* Register Definitions */
15 #define ID_REV				(0x00)
16 #define ID_REV_ID_MASK_			(0xFFFF0000)
17 #define ID_REV_ID_LAN7430_		(0x74300000)
18 #define ID_REV_ID_LAN7431_		(0x74310000)
19 #define ID_REV_ID_LAN743X_		(0x74300000)
20 #define ID_REV_ID_A011_			(0xA0110000)	// PCI11010
21 #define ID_REV_ID_A041_			(0xA0410000)	// PCI11414
22 #define ID_REV_ID_A0X1_			(0xA0010000)
23 #define ID_REV_IS_VALID_CHIP_ID_(id_rev)	    \
24 	((((id_rev) & 0xFFF00000) == ID_REV_ID_LAN743X_) || \
25 	 (((id_rev) & 0xFF0F0000) == ID_REV_ID_A0X1_))
26 #define ID_REV_CHIP_REV_MASK_		(0x0000FFFF)
27 #define ID_REV_CHIP_REV_A0_		(0x00000000)
28 #define ID_REV_CHIP_REV_B0_		(0x00000010)
29 
30 #define FPGA_REV			(0x04)
31 #define FPGA_REV_GET_MINOR_(fpga_rev)	(((fpga_rev) >> 8) & 0x000000FF)
32 #define FPGA_REV_GET_MAJOR_(fpga_rev)	((fpga_rev) & 0x000000FF)
33 #define FPGA_SGMII_OP			BIT(24)
34 
35 #define STRAP_READ			(0x0C)
36 #define STRAP_READ_USE_SGMII_EN_	BIT(22)
37 #define STRAP_READ_SGMII_EN_		BIT(6)
38 #define STRAP_READ_SGMII_REFCLK_	BIT(5)
39 #define STRAP_READ_SGMII_2_5G_		BIT(4)
40 #define STRAP_READ_BASE_X_		BIT(3)
41 #define STRAP_READ_RGMII_TXC_DELAY_EN_	BIT(2)
42 #define STRAP_READ_RGMII_RXC_DELAY_EN_	BIT(1)
43 #define STRAP_READ_ADV_PM_DISABLE_	BIT(0)
44 
45 #define HW_CFG					(0x010)
46 #define HW_CFG_RST_PROTECT_PCIE_		BIT(19)
47 #define HW_CFG_HOT_RESET_DIS_			BIT(15)
48 #define HW_CFG_D3_VAUX_OVR_			BIT(14)
49 #define HW_CFG_D3_RESET_DIS_			BIT(13)
50 #define HW_CFG_RST_PROTECT_			BIT(12)
51 #define HW_CFG_RELOAD_TYPE_ALL_			(0x00000FC0)
52 #define HW_CFG_EE_OTP_RELOAD_			BIT(4)
53 #define HW_CFG_LRST_				BIT(1)
54 
55 #define PMT_CTL					(0x014)
56 #define PMT_CTL_ETH_PHY_D3_COLD_OVR_		BIT(27)
57 #define PMT_CTL_MAC_D3_RX_CLK_OVR_		BIT(25)
58 #define PMT_CTL_ETH_PHY_EDPD_PLL_CTL_		BIT(24)
59 #define PMT_CTL_ETH_PHY_D3_OVR_			BIT(23)
60 #define PMT_CTL_RX_FCT_RFE_D3_CLK_OVR_		BIT(18)
61 #define PMT_CTL_GPIO_WAKEUP_EN_			BIT(15)
62 #define PMT_CTL_EEE_WAKEUP_EN_			BIT(13)
63 #define PMT_CTL_READY_				BIT(7)
64 #define PMT_CTL_ETH_PHY_RST_			BIT(4)
65 #define PMT_CTL_WOL_EN_				BIT(3)
66 #define PMT_CTL_ETH_PHY_WAKE_EN_		BIT(2)
67 #define PMT_CTL_WUPS_MASK_			(0x00000003)
68 
69 #define DP_SEL				(0x024)
70 #define DP_SEL_DPRDY_			BIT(31)
71 #define DP_SEL_MASK_			(0x0000001F)
72 #define DP_SEL_RFE_RAM			(0x00000001)
73 
74 #define DP_SEL_VHF_HASH_LEN		(16)
75 #define DP_SEL_VHF_VLAN_LEN		(128)
76 
77 #define DP_CMD				(0x028)
78 #define DP_CMD_WRITE_			(0x00000001)
79 
80 #define DP_ADDR				(0x02C)
81 
82 #define DP_DATA_0			(0x030)
83 
84 #define E2P_CMD				(0x040)
85 #define E2P_CMD_EPC_BUSY_		BIT(31)
86 #define E2P_CMD_EPC_CMD_WRITE_		(0x30000000)
87 #define E2P_CMD_EPC_CMD_EWEN_		(0x20000000)
88 #define E2P_CMD_EPC_CMD_READ_		(0x00000000)
89 #define E2P_CMD_EPC_TIMEOUT_		BIT(10)
90 #define E2P_CMD_EPC_ADDR_MASK_		(0x000001FF)
91 
92 #define E2P_DATA			(0x044)
93 
94 /* Hearthstone top level & System Reg Addresses */
95 #define ETH_CTRL_REG_ADDR_BASE		(0x0000)
96 #define ETH_SYS_REG_ADDR_BASE		(0x4000)
97 #define CONFIG_REG_ADDR_BASE		(0x0000)
98 #define ETH_EEPROM_REG_ADDR_BASE	(0x0E00)
99 #define ETH_OTP_REG_ADDR_BASE		(0x1000)
100 #define GEN_SYS_CONFIG_LOAD_STARTED_REG	(0x0078)
101 #define ETH_SYS_CONFIG_LOAD_STARTED_REG (ETH_SYS_REG_ADDR_BASE + \
102 					 CONFIG_REG_ADDR_BASE + \
103 					 GEN_SYS_CONFIG_LOAD_STARTED_REG)
104 #define GEN_SYS_LOAD_STARTED_REG_ETH_	BIT(4)
105 #define SYS_LOCK_REG			(0x00A0)
106 #define SYS_LOCK_REG_MAIN_LOCK_		BIT(7)
107 #define SYS_LOCK_REG_GEN_PERI_LOCK_	BIT(5)
108 #define SYS_LOCK_REG_SPI_PERI_LOCK_	BIT(4)
109 #define SYS_LOCK_REG_SMBUS_PERI_LOCK_	BIT(3)
110 #define SYS_LOCK_REG_UART_SS_LOCK_	BIT(2)
111 #define SYS_LOCK_REG_ENET_SS_LOCK_	BIT(1)
112 #define SYS_LOCK_REG_USB_SS_LOCK_	BIT(0)
113 #define ETH_SYSTEM_SYS_LOCK_REG		(ETH_SYS_REG_ADDR_BASE + \
114 					 CONFIG_REG_ADDR_BASE + \
115 					 SYS_LOCK_REG)
116 #define HS_EEPROM_REG_ADDR_BASE		(ETH_SYS_REG_ADDR_BASE + \
117 					 ETH_EEPROM_REG_ADDR_BASE)
118 #define HS_E2P_CMD			(HS_EEPROM_REG_ADDR_BASE + 0x0000)
119 #define HS_E2P_CMD_EPC_BUSY_		BIT(31)
120 #define HS_E2P_CMD_EPC_CMD_WRITE_	GENMASK(29, 28)
121 #define HS_E2P_CMD_EPC_CMD_READ_	(0x0)
122 #define HS_E2P_CMD_EPC_TIMEOUT_		BIT(17)
123 #define HS_E2P_CMD_EPC_ADDR_MASK_	GENMASK(15, 0)
124 #define HS_E2P_DATA			(HS_EEPROM_REG_ADDR_BASE + 0x0004)
125 #define HS_E2P_DATA_MASK_		GENMASK(7, 0)
126 #define HS_E2P_CFG			(HS_EEPROM_REG_ADDR_BASE + 0x0008)
127 #define HS_E2P_CFG_I2C_PULSE_MASK_	GENMASK(19, 16)
128 #define HS_E2P_CFG_EEPROM_SIZE_SEL_	BIT(12)
129 #define HS_E2P_CFG_I2C_BAUD_RATE_MASK_	GENMASK(9, 8)
130 #define HS_E2P_CFG_TEST_EEPR_TO_BYP_	BIT(0)
131 #define HS_E2P_PAD_CTL			(HS_EEPROM_REG_ADDR_BASE + 0x000C)
132 
133 #define GPIO_CFG0			(0x050)
134 #define GPIO_CFG0_GPIO_DIR_BIT_(bit)	BIT(16 + (bit))
135 #define GPIO_CFG0_GPIO_DATA_BIT_(bit)	BIT(0 + (bit))
136 
137 #define GPIO_CFG1			(0x054)
138 #define GPIO_CFG1_GPIOEN_BIT_(bit)	BIT(16 + (bit))
139 #define GPIO_CFG1_GPIOBUF_BIT_(bit)	BIT(0 + (bit))
140 
141 #define GPIO_CFG2			(0x058)
142 #define GPIO_CFG2_1588_POL_BIT_(bit)	BIT(0 + (bit))
143 
144 #define GPIO_CFG3			(0x05C)
145 #define GPIO_CFG3_1588_CH_SEL_BIT_(bit)	BIT(16 + (bit))
146 #define GPIO_CFG3_1588_OE_BIT_(bit)	BIT(0 + (bit))
147 
148 #define FCT_RX_CTL			(0xAC)
149 #define FCT_RX_CTL_EN_(channel)		BIT(28 + (channel))
150 #define FCT_RX_CTL_DIS_(channel)	BIT(24 + (channel))
151 #define FCT_RX_CTL_RESET_(channel)	BIT(20 + (channel))
152 
153 #define FCT_TX_CTL			(0xC4)
154 #define FCT_TX_CTL_EN_(channel)		BIT(28 + (channel))
155 #define FCT_TX_CTL_DIS_(channel)	BIT(24 + (channel))
156 #define FCT_TX_CTL_RESET_(channel)	BIT(20 + (channel))
157 
158 #define FCT_FLOW(rx_channel)			(0xE0 + ((rx_channel) << 2))
159 #define FCT_FLOW_CTL_OFF_THRESHOLD_		(0x00007F00)
160 #define FCT_FLOW_CTL_OFF_THRESHOLD_SET_(value)	\
161 	((value << 8) & FCT_FLOW_CTL_OFF_THRESHOLD_)
162 #define FCT_FLOW_CTL_REQ_EN_			BIT(7)
163 #define FCT_FLOW_CTL_ON_THRESHOLD_		(0x0000007F)
164 #define FCT_FLOW_CTL_ON_THRESHOLD_SET_(value)	\
165 	((value << 0) & FCT_FLOW_CTL_ON_THRESHOLD_)
166 
167 #define MAC_CR				(0x100)
168 #define MAC_CR_MII_EN_			BIT(19)
169 #define MAC_CR_EEE_EN_			BIT(17)
170 #define MAC_CR_ADD_			BIT(12)
171 #define MAC_CR_ASD_			BIT(11)
172 #define MAC_CR_CNTR_RST_		BIT(5)
173 #define MAC_CR_DPX_			BIT(3)
174 #define MAC_CR_CFG_H_			BIT(2)
175 #define MAC_CR_CFG_L_			BIT(1)
176 #define MAC_CR_RST_			BIT(0)
177 
178 #define MAC_RX				(0x104)
179 #define MAC_RX_MAX_SIZE_SHIFT_		(16)
180 #define MAC_RX_MAX_SIZE_MASK_		(0x3FFF0000)
181 #define MAC_RX_RXD_			BIT(1)
182 #define MAC_RX_RXEN_			BIT(0)
183 
184 #define MAC_TX				(0x108)
185 #define MAC_TX_TXD_			BIT(1)
186 #define MAC_TX_TXEN_			BIT(0)
187 
188 #define MAC_FLOW			(0x10C)
189 #define MAC_FLOW_CR_TX_FCEN_		BIT(30)
190 #define MAC_FLOW_CR_RX_FCEN_		BIT(29)
191 #define MAC_FLOW_CR_FCPT_MASK_		(0x0000FFFF)
192 
193 #define MAC_RX_ADDRH			(0x118)
194 
195 #define MAC_RX_ADDRL			(0x11C)
196 
197 #define MAC_MII_ACC			(0x120)
198 #define MAC_MII_ACC_MDC_CYCLE_SHIFT_	(16)
199 #define MAC_MII_ACC_MDC_CYCLE_MASK_	(0x00070000)
200 #define MAC_MII_ACC_MDC_CYCLE_2_5MHZ_	(0)
201 #define MAC_MII_ACC_MDC_CYCLE_5MHZ_	(1)
202 #define MAC_MII_ACC_MDC_CYCLE_12_5MHZ_	(2)
203 #define MAC_MII_ACC_MDC_CYCLE_25MHZ_	(3)
204 #define MAC_MII_ACC_MDC_CYCLE_1_25MHZ_	(4)
205 #define MAC_MII_ACC_PHY_ADDR_SHIFT_	(11)
206 #define MAC_MII_ACC_PHY_ADDR_MASK_	(0x0000F800)
207 #define MAC_MII_ACC_MIIRINDA_SHIFT_	(6)
208 #define MAC_MII_ACC_MIIRINDA_MASK_	(0x000007C0)
209 #define MAC_MII_ACC_MII_READ_		(0x00000000)
210 #define MAC_MII_ACC_MII_WRITE_		(0x00000002)
211 #define MAC_MII_ACC_MII_BUSY_		BIT(0)
212 
213 #define MAC_MII_ACC_MIIMMD_SHIFT_	(6)
214 #define MAC_MII_ACC_MIIMMD_MASK_	(0x000007C0)
215 #define MAC_MII_ACC_MIICL45_		BIT(3)
216 #define MAC_MII_ACC_MIICMD_MASK_	(0x00000006)
217 #define MAC_MII_ACC_MIICMD_ADDR_	(0x00000000)
218 #define MAC_MII_ACC_MIICMD_WRITE_	(0x00000002)
219 #define MAC_MII_ACC_MIICMD_READ_	(0x00000004)
220 #define MAC_MII_ACC_MIICMD_READ_INC_	(0x00000006)
221 
222 #define MAC_MII_DATA			(0x124)
223 
224 #define MAC_EEE_TX_LPI_REQ_DLY_CNT		(0x130)
225 
226 #define MAC_WUCSR				(0x140)
227 #define MAC_MP_SO_EN_				BIT(21)
228 #define MAC_WUCSR_RFE_WAKE_EN_			BIT(14)
229 #define MAC_WUCSR_PFDA_EN_			BIT(3)
230 #define MAC_WUCSR_WAKE_EN_			BIT(2)
231 #define MAC_WUCSR_MPEN_				BIT(1)
232 #define MAC_WUCSR_BCST_EN_			BIT(0)
233 
234 #define MAC_WK_SRC				(0x144)
235 #define MAC_MP_SO_HI				(0x148)
236 #define MAC_MP_SO_LO				(0x14C)
237 
238 #define MAC_WUF_CFG0			(0x150)
239 #define MAC_NUM_OF_WUF_CFG		(32)
240 #define MAC_WUF_CFG_BEGIN		(MAC_WUF_CFG0)
241 #define MAC_WUF_CFG(index)		(MAC_WUF_CFG_BEGIN + (4 * (index)))
242 #define MAC_WUF_CFG_EN_			BIT(31)
243 #define MAC_WUF_CFG_TYPE_MCAST_		(0x02000000)
244 #define MAC_WUF_CFG_TYPE_ALL_		(0x01000000)
245 #define MAC_WUF_CFG_OFFSET_SHIFT_	(16)
246 #define MAC_WUF_CFG_CRC16_MASK_		(0x0000FFFF)
247 
248 #define MAC_WUF_MASK0_0			(0x200)
249 #define MAC_WUF_MASK0_1			(0x204)
250 #define MAC_WUF_MASK0_2			(0x208)
251 #define MAC_WUF_MASK0_3			(0x20C)
252 #define MAC_WUF_MASK0_BEGIN		(MAC_WUF_MASK0_0)
253 #define MAC_WUF_MASK1_BEGIN		(MAC_WUF_MASK0_1)
254 #define MAC_WUF_MASK2_BEGIN		(MAC_WUF_MASK0_2)
255 #define MAC_WUF_MASK3_BEGIN		(MAC_WUF_MASK0_3)
256 #define MAC_WUF_MASK0(index)		(MAC_WUF_MASK0_BEGIN + (0x10 * (index)))
257 #define MAC_WUF_MASK1(index)		(MAC_WUF_MASK1_BEGIN + (0x10 * (index)))
258 #define MAC_WUF_MASK2(index)		(MAC_WUF_MASK2_BEGIN + (0x10 * (index)))
259 #define MAC_WUF_MASK3(index)		(MAC_WUF_MASK3_BEGIN + (0x10 * (index)))
260 
261 /* offset 0x400 - 0x500, x may range from 0 to 32, for a total of 33 entries */
262 #define RFE_ADDR_FILT_HI(x)		(0x400 + (8 * (x)))
263 #define RFE_ADDR_FILT_HI_VALID_		BIT(31)
264 
265 /* offset 0x404 - 0x504, x may range from 0 to 32, for a total of 33 entries */
266 #define RFE_ADDR_FILT_LO(x)		(0x404 + (8 * (x)))
267 
268 #define RFE_CTL				(0x508)
269 #define RFE_CTL_TCP_UDP_COE_		BIT(12)
270 #define RFE_CTL_IP_COE_			BIT(11)
271 #define RFE_CTL_AB_			BIT(10)
272 #define RFE_CTL_AM_			BIT(9)
273 #define RFE_CTL_AU_			BIT(8)
274 #define RFE_CTL_MCAST_HASH_		BIT(3)
275 #define RFE_CTL_DA_PERFECT_		BIT(1)
276 
277 #define RFE_RSS_CFG			(0x554)
278 #define RFE_RSS_CFG_UDP_IPV6_EX_	BIT(16)
279 #define RFE_RSS_CFG_TCP_IPV6_EX_	BIT(15)
280 #define RFE_RSS_CFG_IPV6_EX_		BIT(14)
281 #define RFE_RSS_CFG_UDP_IPV6_		BIT(13)
282 #define RFE_RSS_CFG_TCP_IPV6_		BIT(12)
283 #define RFE_RSS_CFG_IPV6_		BIT(11)
284 #define RFE_RSS_CFG_UDP_IPV4_		BIT(10)
285 #define RFE_RSS_CFG_TCP_IPV4_		BIT(9)
286 #define RFE_RSS_CFG_IPV4_		BIT(8)
287 #define RFE_RSS_CFG_VALID_HASH_BITS_	(0x000000E0)
288 #define RFE_RSS_CFG_RSS_QUEUE_ENABLE_	BIT(2)
289 #define RFE_RSS_CFG_RSS_HASH_STORE_	BIT(1)
290 #define RFE_RSS_CFG_RSS_ENABLE_		BIT(0)
291 
292 #define RFE_HASH_KEY(index)		(0x558 + (index << 2))
293 
294 #define RFE_INDX(index)			(0x580 + (index << 2))
295 
296 #define MAC_WUCSR2			(0x600)
297 
298 #define SGMII_ACC			(0x720)
299 #define SGMII_ACC_SGMII_BZY_		BIT(31)
300 #define SGMII_ACC_SGMII_WR_		BIT(30)
301 #define SGMII_ACC_SGMII_MMD_SHIFT_	(16)
302 #define SGMII_ACC_SGMII_MMD_MASK_	GENMASK(20, 16)
303 #define SGMII_ACC_SGMII_MMD_VSR_	BIT(15)
304 #define SGMII_ACC_SGMII_ADDR_SHIFT_	(0)
305 #define SGMII_ACC_SGMII_ADDR_MASK_	GENMASK(15, 0)
306 #define SGMII_DATA			(0x724)
307 #define SGMII_DATA_SHIFT_		(0)
308 #define SGMII_DATA_MASK_		GENMASK(15, 0)
309 #define SGMII_CTL			(0x728)
310 #define SGMII_CTL_SGMII_ENABLE_		BIT(31)
311 #define SGMII_CTL_LINK_STATUS_SOURCE_	BIT(8)
312 #define SGMII_CTL_SGMII_POWER_DN_	BIT(1)
313 
314 /* Vendor Specific SGMII MMD details */
315 #define SR_VSMMD_PCS_ID1		0x0004
316 #define SR_VSMMD_PCS_ID2		0x0005
317 #define SR_VSMMD_STS			0x0008
318 #define SR_VSMMD_CTRL			0x0009
319 
320 #define VR_MII_DIG_CTRL1			0x8000
321 #define VR_MII_DIG_CTRL1_VR_RST_		BIT(15)
322 #define VR_MII_DIG_CTRL1_R2TLBE_		BIT(14)
323 #define VR_MII_DIG_CTRL1_EN_VSMMD1_		BIT(13)
324 #define VR_MII_DIG_CTRL1_CS_EN_			BIT(10)
325 #define VR_MII_DIG_CTRL1_MAC_AUTO_SW_		BIT(9)
326 #define VR_MII_DIG_CTRL1_INIT_			BIT(8)
327 #define VR_MII_DIG_CTRL1_DTXLANED_0_		BIT(4)
328 #define VR_MII_DIG_CTRL1_CL37_TMR_OVR_RIDE_	BIT(3)
329 #define VR_MII_DIG_CTRL1_EN_2_5G_MODE_		BIT(2)
330 #define VR_MII_DIG_CTRL1_BYP_PWRUP_		BIT(1)
331 #define VR_MII_DIG_CTRL1_PHY_MODE_CTRL_		BIT(0)
332 #define VR_MII_AN_CTRL				0x8001
333 #define VR_MII_AN_CTRL_MII_CTRL_		BIT(8)
334 #define VR_MII_AN_CTRL_SGMII_LINK_STS_		BIT(4)
335 #define VR_MII_AN_CTRL_TX_CONFIG_		BIT(3)
336 #define VR_MII_AN_CTRL_1000BASE_X_		(0)
337 #define VR_MII_AN_CTRL_SGMII_MODE_		(2)
338 #define VR_MII_AN_CTRL_QSGMII_MODE_		(3)
339 #define VR_MII_AN_CTRL_PCS_MODE_SHIFT_		(1)
340 #define VR_MII_AN_CTRL_PCS_MODE_MASK_		GENMASK(2, 1)
341 #define VR_MII_AN_CTRL_MII_AN_INTR_EN_		BIT(0)
342 #define VR_MII_AN_INTR_STS			0x8002
343 #define VR_MII_AN_INTR_STS_LINK_UP_		BIT(4)
344 #define VR_MII_AN_INTR_STS_SPEED_MASK_		GENMASK(3, 2)
345 #define VR_MII_AN_INTR_STS_1000_MBPS_		BIT(3)
346 #define VR_MII_AN_INTR_STS_100_MBPS_		BIT(2)
347 #define VR_MII_AN_INTR_STS_10_MBPS_		(0)
348 #define VR_MII_AN_INTR_STS_FDX_			BIT(1)
349 #define VR_MII_AN_INTR_STS_CL37_ANCMPLT_INTR_	BIT(0)
350 
351 #define VR_MII_LINK_TIMER_CTRL			0x800A
352 #define VR_MII_DIG_STS                          0x8010
353 #define VR_MII_DIG_STS_PSEQ_STATE_MASK_         GENMASK(4, 2)
354 #define VR_MII_DIG_STS_PSEQ_STATE_POS_          (2)
355 #define VR_MII_GEN2_4_MPLL_CTRL0		0x8078
356 #define VR_MII_MPLL_CTRL0_REF_CLK_DIV2_		BIT(12)
357 #define VR_MII_MPLL_CTRL0_USE_REFCLK_PAD_	BIT(4)
358 #define VR_MII_GEN2_4_MPLL_CTRL1		0x8079
359 #define VR_MII_MPLL_CTRL1_MPLL_MULTIPLIER_	GENMASK(6, 0)
360 #define VR_MII_BAUD_RATE_3P125GBPS		(3125)
361 #define VR_MII_BAUD_RATE_1P25GBPS		(1250)
362 #define VR_MII_MPLL_MULTIPLIER_125		(125)
363 #define VR_MII_MPLL_MULTIPLIER_100		(100)
364 #define VR_MII_MPLL_MULTIPLIER_50		(50)
365 #define VR_MII_MPLL_MULTIPLIER_40		(40)
366 #define VR_MII_GEN2_4_MISC_CTRL1		0x809A
367 #define VR_MII_CTRL1_RX_RATE_0_MASK_		GENMASK(3, 2)
368 #define VR_MII_CTRL1_RX_RATE_0_SHIFT_		(2)
369 #define VR_MII_CTRL1_TX_RATE_0_MASK_		GENMASK(1, 0)
370 #define VR_MII_MPLL_BAUD_CLK			(0)
371 #define VR_MII_MPLL_BAUD_CLK_DIV_2		(1)
372 #define VR_MII_MPLL_BAUD_CLK_DIV_4		(2)
373 
374 #define INT_STS				(0x780)
375 #define INT_BIT_DMA_RX_(channel)	BIT(24 + (channel))
376 #define INT_BIT_ALL_RX_			(0x0F000000)
377 #define INT_BIT_DMA_TX_(channel)	BIT(16 + (channel))
378 #define INT_BIT_ALL_TX_			(0x000F0000)
379 #define INT_BIT_SW_GP_			BIT(9)
380 #define INT_BIT_1588_			BIT(7)
381 #define INT_BIT_ALL_OTHER_		(INT_BIT_SW_GP_ | INT_BIT_1588_)
382 #define INT_BIT_MAS_			BIT(0)
383 
384 #define INT_SET				(0x784)
385 
386 #define INT_EN_SET			(0x788)
387 
388 #define INT_EN_CLR			(0x78C)
389 
390 #define INT_STS_R2C			(0x790)
391 
392 #define INT_VEC_EN_SET			(0x794)
393 #define INT_VEC_EN_CLR			(0x798)
394 #define INT_VEC_EN_AUTO_CLR		(0x79C)
395 #define INT_VEC_EN_(vector_index)	BIT(0 + vector_index)
396 
397 #define INT_VEC_MAP0			(0x7A0)
398 #define INT_VEC_MAP0_RX_VEC_(channel, vector)	\
399 	(((u32)(vector)) << ((channel) << 2))
400 
401 #define INT_VEC_MAP1			(0x7A4)
402 #define INT_VEC_MAP1_TX_VEC_(channel, vector)	\
403 	(((u32)(vector)) << ((channel) << 2))
404 
405 #define INT_VEC_MAP2			(0x7A8)
406 
407 #define INT_MOD_MAP0			(0x7B0)
408 
409 #define INT_MOD_MAP1			(0x7B4)
410 
411 #define INT_MOD_MAP2			(0x7B8)
412 
413 #define INT_MOD_CFG0			(0x7C0)
414 #define INT_MOD_CFG1			(0x7C4)
415 #define INT_MOD_CFG2			(0x7C8)
416 #define INT_MOD_CFG3			(0x7CC)
417 #define INT_MOD_CFG4			(0x7D0)
418 #define INT_MOD_CFG5			(0x7D4)
419 #define INT_MOD_CFG6			(0x7D8)
420 #define INT_MOD_CFG7			(0x7DC)
421 #define INT_MOD_CFG8			(0x7E0)
422 #define INT_MOD_CFG9			(0x7E4)
423 
424 #define PTP_CMD_CTL					(0x0A00)
425 #define PTP_CMD_CTL_PTP_LTC_TARGET_READ_		BIT(13)
426 #define PTP_CMD_CTL_PTP_CLK_STP_NSEC_			BIT(6)
427 #define PTP_CMD_CTL_PTP_CLOCK_STEP_SEC_			BIT(5)
428 #define PTP_CMD_CTL_PTP_CLOCK_LOAD_			BIT(4)
429 #define PTP_CMD_CTL_PTP_CLOCK_READ_			BIT(3)
430 #define PTP_CMD_CTL_PTP_ENABLE_				BIT(2)
431 #define PTP_CMD_CTL_PTP_DISABLE_			BIT(1)
432 #define PTP_CMD_CTL_PTP_RESET_				BIT(0)
433 #define PTP_GENERAL_CONFIG				(0x0A04)
434 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_X_MASK_(channel) \
435 	(0x7 << (1 + ((channel) << 2)))
436 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_100NS_	(0)
437 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_10US_	(1)
438 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_100US_	(2)
439 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_1MS_	(3)
440 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_10MS_	(4)
441 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_200MS_	(5)
442 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_TOGGLE_	(6)
443 #define PTP_GENERAL_CONFIG_CLOCK_EVENT_X_SET_(channel, value) \
444 	(((value) & 0x7) << (1 + ((channel) << 2)))
445 #define PTP_GENERAL_CONFIG_RELOAD_ADD_X_(channel)	(BIT((channel) << 2))
446 
447 #define HS_PTP_GENERAL_CONFIG				(0x0A04)
448 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_X_MASK_(channel) \
449 	(0xf << (4 + ((channel) << 2)))
450 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_100NS_	(0)
451 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_500NS_	(1)
452 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_1US_		(2)
453 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_5US_		(3)
454 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_10US_		(4)
455 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_50US_		(5)
456 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_100US_	(6)
457 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_500US_	(7)
458 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_1MS_		(8)
459 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_5MS_		(9)
460 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_10MS_		(10)
461 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_50MS_		(11)
462 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_100MS_	(12)
463 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_200MS_	(13)
464 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_TOGG_		(14)
465 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_INT_		(15)
466 #define HS_PTP_GENERAL_CONFIG_CLOCK_EVENT_X_SET_(channel, value) \
467 	(((value) & 0xf) << (4 + ((channel) << 2)))
468 #define HS_PTP_GENERAL_CONFIG_EVENT_POL_X_(channel)	(BIT(1 + ((channel) * 2)))
469 #define HS_PTP_GENERAL_CONFIG_RELOAD_ADD_X_(channel)	(BIT((channel) * 2))
470 
471 #define PTP_INT_STS				(0x0A08)
472 #define PTP_INT_IO_FE_MASK_			GENMASK(31, 24)
473 #define PTP_INT_IO_FE_SHIFT_			(24)
474 #define PTP_INT_IO_FE_SET_(channel)		BIT(24 + (channel))
475 #define PTP_INT_IO_RE_MASK_			GENMASK(23, 16)
476 #define PTP_INT_IO_RE_SHIFT_			(16)
477 #define PTP_INT_IO_RE_SET_(channel)		BIT(16 + (channel))
478 #define PTP_INT_TX_TS_OVRFL_INT_		BIT(14)
479 #define PTP_INT_TX_SWTS_ERR_INT_		BIT(13)
480 #define PTP_INT_TX_TS_INT_			BIT(12)
481 #define PTP_INT_RX_TS_OVRFL_INT_		BIT(9)
482 #define PTP_INT_RX_TS_INT_			BIT(8)
483 #define PTP_INT_TIMER_INT_B_			BIT(1)
484 #define PTP_INT_TIMER_INT_A_			BIT(0)
485 #define PTP_INT_EN_SET				(0x0A0C)
486 #define PTP_INT_EN_FE_EN_SET_(channel)		BIT(24 + (channel))
487 #define PTP_INT_EN_RE_EN_SET_(channel)		BIT(16 + (channel))
488 #define PTP_INT_EN_TIMER_SET_(channel)		BIT(channel)
489 #define PTP_INT_EN_CLR				(0x0A10)
490 #define PTP_INT_EN_FE_EN_CLR_(channel)		BIT(24 + (channel))
491 #define PTP_INT_EN_RE_EN_CLR_(channel)		BIT(16 + (channel))
492 #define PTP_INT_BIT_TX_SWTS_ERR_		BIT(13)
493 #define PTP_INT_BIT_TX_TS_			BIT(12)
494 #define PTP_INT_BIT_TIMER_B_			BIT(1)
495 #define PTP_INT_BIT_TIMER_A_			BIT(0)
496 
497 #define PTP_CLOCK_SEC				(0x0A14)
498 #define PTP_CLOCK_NS				(0x0A18)
499 #define PTP_CLOCK_SUBNS				(0x0A1C)
500 #define PTP_CLOCK_RATE_ADJ			(0x0A20)
501 #define PTP_CLOCK_RATE_ADJ_DIR_			BIT(31)
502 #define PTP_CLOCK_STEP_ADJ			(0x0A2C)
503 #define PTP_CLOCK_STEP_ADJ_DIR_			BIT(31)
504 #define PTP_CLOCK_STEP_ADJ_VALUE_MASK_		(0x3FFFFFFF)
505 #define PTP_CLOCK_TARGET_SEC_X(channel)		(0x0A30 + ((channel) << 4))
506 #define PTP_CLOCK_TARGET_NS_X(channel)		(0x0A34 + ((channel) << 4))
507 #define PTP_CLOCK_TARGET_RELOAD_SEC_X(channel)	(0x0A38 + ((channel) << 4))
508 #define PTP_CLOCK_TARGET_RELOAD_NS_X(channel)	(0x0A3C + ((channel) << 4))
509 #define PTP_LTC_SET_SEC_HI			(0x0A50)
510 #define PTP_LTC_SET_SEC_HI_SEC_47_32_MASK_	GENMASK(15, 0)
511 #define PTP_VERSION				(0x0A54)
512 #define PTP_VERSION_TX_UP_MASK_			GENMASK(31, 24)
513 #define PTP_VERSION_TX_LO_MASK_			GENMASK(23, 16)
514 #define PTP_VERSION_RX_UP_MASK_			GENMASK(15, 8)
515 #define PTP_VERSION_RX_LO_MASK_			GENMASK(7, 0)
516 #define PTP_IO_SEL				(0x0A58)
517 #define PTP_IO_SEL_MASK_			GENMASK(10, 8)
518 #define PTP_IO_SEL_SHIFT_			(8)
519 #define PTP_LATENCY				(0x0A5C)
520 #define PTP_LATENCY_TX_SET_(tx_latency)		(((u32)(tx_latency)) << 16)
521 #define PTP_LATENCY_RX_SET_(rx_latency)		\
522 	(((u32)(rx_latency)) & 0x0000FFFF)
523 #define PTP_CAP_INFO				(0x0A60)
524 #define PTP_CAP_INFO_TX_TS_CNT_GET_(reg_val)	(((reg_val) & 0x00000070) >> 4)
525 
526 #define PTP_TX_MOD				(0x0AA4)
527 #define PTP_TX_MOD_TX_PTP_SYNC_TS_INSERT_	(0x10000000)
528 
529 #define PTP_TX_MOD2				(0x0AA8)
530 #define PTP_TX_MOD2_TX_PTP_CLR_UDPV4_CHKSUM_	(0x00000001)
531 
532 #define PTP_TX_EGRESS_SEC			(0x0AAC)
533 #define PTP_TX_EGRESS_NS			(0x0AB0)
534 #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_MASK_	(0xC0000000)
535 #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_AUTO_	(0x00000000)
536 #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_SW_	(0x40000000)
537 #define PTP_TX_EGRESS_NS_TS_NS_MASK_		(0x3FFFFFFF)
538 
539 #define PTP_TX_MSG_HEADER			(0x0AB4)
540 #define PTP_TX_MSG_HEADER_MSG_TYPE_		(0x000F0000)
541 #define PTP_TX_MSG_HEADER_MSG_TYPE_SYNC_	(0x00000000)
542 
543 #define PTP_TX_CAP_INFO				(0x0AB8)
544 #define PTP_TX_CAP_INFO_TX_CH_MASK_		GENMASK(1, 0)
545 #define PTP_TX_DOMAIN				(0x0ABC)
546 #define PTP_TX_DOMAIN_MASK_			GENMASK(23, 16)
547 #define PTP_TX_DOMAIN_RANGE_EN_			BIT(15)
548 #define PTP_TX_DOMAIN_RANGE_MASK_		GENMASK(7, 0)
549 #define PTP_TX_SDOID				(0x0AC0)
550 #define PTP_TX_SDOID_MASK_			GENMASK(23, 16)
551 #define PTP_TX_SDOID_RANGE_EN_			BIT(15)
552 #define PTP_TX_SDOID_11_0_MASK_			GENMASK(7, 0)
553 #define PTP_IO_CAP_CONFIG			(0x0AC4)
554 #define PTP_IO_CAP_CONFIG_LOCK_FE_(channel)	BIT(24 + (channel))
555 #define PTP_IO_CAP_CONFIG_LOCK_RE_(channel)	BIT(16 + (channel))
556 #define PTP_IO_CAP_CONFIG_FE_CAP_EN_(channel)	BIT(8 + (channel))
557 #define PTP_IO_CAP_CONFIG_RE_CAP_EN_(channel)	BIT(0 + (channel))
558 #define PTP_IO_RE_LTC_SEC_CAP_X			(0x0AC8)
559 #define PTP_IO_RE_LTC_NS_CAP_X			(0x0ACC)
560 #define PTP_IO_FE_LTC_SEC_CAP_X			(0x0AD0)
561 #define PTP_IO_FE_LTC_NS_CAP_X			(0x0AD4)
562 #define PTP_IO_EVENT_OUTPUT_CFG			(0x0AD8)
563 #define PTP_IO_EVENT_OUTPUT_CFG_SEL_(channel)	BIT(16 + (channel))
564 #define PTP_IO_EVENT_OUTPUT_CFG_EN_(channel)	BIT(0 + (channel))
565 #define PTP_IO_PIN_CFG				(0x0ADC)
566 #define PTP_IO_PIN_CFG_OBUF_TYPE_(channel)	BIT(0 + (channel))
567 #define PTP_LTC_RD_SEC_HI			(0x0AF0)
568 #define PTP_LTC_RD_SEC_HI_SEC_47_32_MASK_	GENMASK(15, 0)
569 #define PTP_LTC_RD_SEC_LO			(0x0AF4)
570 #define PTP_LTC_RD_NS				(0x0AF8)
571 #define PTP_LTC_RD_NS_29_0_MASK_		GENMASK(29, 0)
572 #define PTP_LTC_RD_SUBNS			(0x0AFC)
573 #define PTP_RX_USER_MAC_HI			(0x0B00)
574 #define PTP_RX_USER_MAC_HI_47_32_MASK_		GENMASK(15, 0)
575 #define PTP_RX_USER_MAC_LO			(0x0B04)
576 #define PTP_RX_USER_IP_ADDR_0			(0x0B20)
577 #define PTP_RX_USER_IP_ADDR_1			(0x0B24)
578 #define PTP_RX_USER_IP_ADDR_2			(0x0B28)
579 #define PTP_RX_USER_IP_ADDR_3			(0x0B2C)
580 #define PTP_RX_USER_IP_MASK_0			(0x0B30)
581 #define PTP_RX_USER_IP_MASK_1			(0x0B34)
582 #define PTP_RX_USER_IP_MASK_2			(0x0B38)
583 #define PTP_RX_USER_IP_MASK_3			(0x0B3C)
584 #define PTP_TX_USER_MAC_HI			(0x0B40)
585 #define PTP_TX_USER_MAC_HI_47_32_MASK_		GENMASK(15, 0)
586 #define PTP_TX_USER_MAC_LO			(0x0B44)
587 #define PTP_TX_USER_IP_ADDR_0			(0x0B60)
588 #define PTP_TX_USER_IP_ADDR_1			(0x0B64)
589 #define PTP_TX_USER_IP_ADDR_2			(0x0B68)
590 #define PTP_TX_USER_IP_ADDR_3			(0x0B6C)
591 #define PTP_TX_USER_IP_MASK_0			(0x0B70)
592 #define PTP_TX_USER_IP_MASK_1			(0x0B74)
593 #define PTP_TX_USER_IP_MASK_2			(0x0B78)
594 #define PTP_TX_USER_IP_MASK_3			(0x0B7C)
595 
596 #define DMAC_CFG				(0xC00)
597 #define DMAC_CFG_COAL_EN_			BIT(16)
598 #define DMAC_CFG_CH_ARB_SEL_RX_HIGH_		(0x00000000)
599 #define DMAC_CFG_MAX_READ_REQ_MASK_		(0x00000070)
600 #define DMAC_CFG_MAX_READ_REQ_SET_(val)	\
601 	((((u32)(val)) << 4) & DMAC_CFG_MAX_READ_REQ_MASK_)
602 #define DMAC_CFG_MAX_DSPACE_16_			(0x00000000)
603 #define DMAC_CFG_MAX_DSPACE_32_			(0x00000001)
604 #define DMAC_CFG_MAX_DSPACE_64_			BIT(1)
605 #define DMAC_CFG_MAX_DSPACE_128_		(0x00000003)
606 
607 #define DMAC_COAL_CFG				(0xC04)
608 #define DMAC_COAL_CFG_TIMER_LIMIT_MASK_		(0xFFF00000)
609 #define DMAC_COAL_CFG_TIMER_LIMIT_SET_(val)	\
610 	((((u32)(val)) << 20) & DMAC_COAL_CFG_TIMER_LIMIT_MASK_)
611 #define DMAC_COAL_CFG_TIMER_TX_START_		BIT(19)
612 #define DMAC_COAL_CFG_FLUSH_INTS_		BIT(18)
613 #define DMAC_COAL_CFG_INT_EXIT_COAL_		BIT(17)
614 #define DMAC_COAL_CFG_CSR_EXIT_COAL_		BIT(16)
615 #define DMAC_COAL_CFG_TX_THRES_MASK_		(0x0000FF00)
616 #define DMAC_COAL_CFG_TX_THRES_SET_(val)	\
617 	((((u32)(val)) << 8) & DMAC_COAL_CFG_TX_THRES_MASK_)
618 #define DMAC_COAL_CFG_RX_THRES_MASK_		(0x000000FF)
619 #define DMAC_COAL_CFG_RX_THRES_SET_(val)	\
620 	(((u32)(val)) & DMAC_COAL_CFG_RX_THRES_MASK_)
621 
622 #define DMAC_OBFF_CFG				(0xC08)
623 #define DMAC_OBFF_TX_THRES_MASK_		(0x0000FF00)
624 #define DMAC_OBFF_TX_THRES_SET_(val)	\
625 	((((u32)(val)) << 8) & DMAC_OBFF_TX_THRES_MASK_)
626 #define DMAC_OBFF_RX_THRES_MASK_		(0x000000FF)
627 #define DMAC_OBFF_RX_THRES_SET_(val)	\
628 	(((u32)(val)) & DMAC_OBFF_RX_THRES_MASK_)
629 
630 #define DMAC_CMD				(0xC0C)
631 #define DMAC_CMD_SWR_				BIT(31)
632 #define DMAC_CMD_TX_SWR_(channel)		BIT(24 + (channel))
633 #define DMAC_CMD_START_T_(channel)		BIT(20 + (channel))
634 #define DMAC_CMD_STOP_T_(channel)		BIT(16 + (channel))
635 #define DMAC_CMD_RX_SWR_(channel)		BIT(8 + (channel))
636 #define DMAC_CMD_START_R_(channel)		BIT(4 + (channel))
637 #define DMAC_CMD_STOP_R_(channel)		BIT(0 + (channel))
638 
639 #define DMAC_INT_STS				(0xC10)
640 #define DMAC_INT_EN_SET				(0xC14)
641 #define DMAC_INT_EN_CLR				(0xC18)
642 #define DMAC_INT_BIT_RXFRM_(channel)		BIT(16 + (channel))
643 #define DMAC_INT_BIT_TX_IOC_(channel)		BIT(0 + (channel))
644 
645 #define RX_CFG_A(channel)			(0xC40 + ((channel) << 6))
646 #define RX_CFG_A_RX_WB_ON_INT_TMR_		BIT(30)
647 #define RX_CFG_A_RX_WB_THRES_MASK_		(0x1F000000)
648 #define RX_CFG_A_RX_WB_THRES_SET_(val)	\
649 	((((u32)(val)) << 24) & RX_CFG_A_RX_WB_THRES_MASK_)
650 #define RX_CFG_A_RX_PF_THRES_MASK_		(0x001F0000)
651 #define RX_CFG_A_RX_PF_THRES_SET_(val)	\
652 	((((u32)(val)) << 16) & RX_CFG_A_RX_PF_THRES_MASK_)
653 #define RX_CFG_A_RX_PF_PRI_THRES_MASK_		(0x00001F00)
654 #define RX_CFG_A_RX_PF_PRI_THRES_SET_(val)	\
655 	((((u32)(val)) << 8) & RX_CFG_A_RX_PF_PRI_THRES_MASK_)
656 #define RX_CFG_A_RX_HP_WB_EN_			BIT(5)
657 
658 #define RX_CFG_B(channel)			(0xC44 + ((channel) << 6))
659 #define RX_CFG_B_TS_ALL_RX_			BIT(29)
660 #define RX_CFG_B_RX_PAD_MASK_			(0x03000000)
661 #define RX_CFG_B_RX_PAD_0_			(0x00000000)
662 #define RX_CFG_B_RX_PAD_2_			(0x02000000)
663 #define RX_CFG_B_RDMABL_512_			(0x00040000)
664 #define RX_CFG_B_RX_RING_LEN_MASK_		(0x0000FFFF)
665 
666 #define RX_BASE_ADDRH(channel)			(0xC48 + ((channel) << 6))
667 
668 #define RX_BASE_ADDRL(channel)			(0xC4C + ((channel) << 6))
669 
670 #define RX_HEAD_WRITEBACK_ADDRH(channel)	(0xC50 + ((channel) << 6))
671 
672 #define RX_HEAD_WRITEBACK_ADDRL(channel)	(0xC54 + ((channel) << 6))
673 
674 #define RX_HEAD(channel)			(0xC58 + ((channel) << 6))
675 
676 #define RX_TAIL(channel)			(0xC5C + ((channel) << 6))
677 #define RX_TAIL_SET_TOP_INT_EN_			BIT(30)
678 #define RX_TAIL_SET_TOP_INT_VEC_EN_		BIT(29)
679 
680 #define RX_CFG_C(channel)			(0xC64 + ((channel) << 6))
681 #define RX_CFG_C_RX_TOP_INT_EN_AUTO_CLR_	BIT(6)
682 #define RX_CFG_C_RX_INT_EN_R2C_			BIT(4)
683 #define RX_CFG_C_RX_DMA_INT_STS_AUTO_CLR_	BIT(3)
684 #define RX_CFG_C_RX_INT_STS_R2C_MODE_MASK_	(0x00000007)
685 
686 #define TX_CFG_A(channel)			(0xD40 + ((channel) << 6))
687 #define TX_CFG_A_TX_HP_WB_ON_INT_TMR_		BIT(30)
688 #define TX_CFG_A_TX_TMR_HPWB_SEL_IOC_		(0x10000000)
689 #define TX_CFG_A_TX_PF_THRES_MASK_		(0x001F0000)
690 #define TX_CFG_A_TX_PF_THRES_SET_(value)	\
691 	((((u32)(value)) << 16) & TX_CFG_A_TX_PF_THRES_MASK_)
692 #define TX_CFG_A_TX_PF_PRI_THRES_MASK_		(0x00001F00)
693 #define TX_CFG_A_TX_PF_PRI_THRES_SET_(value)	\
694 	((((u32)(value)) << 8) & TX_CFG_A_TX_PF_PRI_THRES_MASK_)
695 #define TX_CFG_A_TX_HP_WB_EN_			BIT(5)
696 #define TX_CFG_A_TX_HP_WB_THRES_MASK_		(0x0000000F)
697 #define TX_CFG_A_TX_HP_WB_THRES_SET_(value)	\
698 	(((u32)(value)) & TX_CFG_A_TX_HP_WB_THRES_MASK_)
699 
700 #define TX_CFG_B(channel)			(0xD44 + ((channel) << 6))
701 #define TX_CFG_B_TDMABL_512_			(0x00040000)
702 #define TX_CFG_B_TX_RING_LEN_MASK_		(0x0000FFFF)
703 
704 #define TX_BASE_ADDRH(channel)			(0xD48 + ((channel) << 6))
705 
706 #define TX_BASE_ADDRL(channel)			(0xD4C + ((channel) << 6))
707 
708 #define TX_HEAD_WRITEBACK_ADDRH(channel)	(0xD50 + ((channel) << 6))
709 
710 #define TX_HEAD_WRITEBACK_ADDRL(channel)	(0xD54 + ((channel) << 6))
711 
712 #define TX_HEAD(channel)			(0xD58 + ((channel) << 6))
713 
714 #define TX_TAIL(channel)			(0xD5C + ((channel) << 6))
715 #define TX_TAIL_SET_DMAC_INT_EN_		BIT(31)
716 #define TX_TAIL_SET_TOP_INT_EN_			BIT(30)
717 #define TX_TAIL_SET_TOP_INT_VEC_EN_		BIT(29)
718 
719 #define TX_CFG_C(channel)			(0xD64 + ((channel) << 6))
720 #define TX_CFG_C_TX_TOP_INT_EN_AUTO_CLR_	BIT(6)
721 #define TX_CFG_C_TX_DMA_INT_EN_AUTO_CLR_	BIT(5)
722 #define TX_CFG_C_TX_INT_EN_R2C_			BIT(4)
723 #define TX_CFG_C_TX_DMA_INT_STS_AUTO_CLR_	BIT(3)
724 #define TX_CFG_C_TX_INT_STS_R2C_MODE_MASK_	(0x00000007)
725 
726 #define OTP_PWR_DN				(0x1000)
727 #define OTP_PWR_DN_PWRDN_N_			BIT(0)
728 
729 #define OTP_ADDR_HIGH				(0x1004)
730 #define OTP_ADDR_LOW				(0x1008)
731 
732 #define OTP_PRGM_DATA				(0x1010)
733 
734 #define OTP_PRGM_MODE				(0x1014)
735 #define OTP_PRGM_MODE_BYTE_			BIT(0)
736 
737 #define OTP_READ_DATA				(0x1018)
738 
739 #define OTP_FUNC_CMD				(0x1020)
740 #define OTP_FUNC_CMD_READ_			BIT(0)
741 
742 #define OTP_TST_CMD				(0x1024)
743 #define OTP_TST_CMD_PRGVRFY_			BIT(3)
744 
745 #define OTP_CMD_GO				(0x1028)
746 #define OTP_CMD_GO_GO_				BIT(0)
747 
748 #define OTP_STATUS				(0x1030)
749 #define OTP_STATUS_BUSY_			BIT(0)
750 
751 /* Hearthstone OTP block registers */
752 #define HS_OTP_BLOCK_BASE			(ETH_SYS_REG_ADDR_BASE + \
753 						 ETH_OTP_REG_ADDR_BASE)
754 #define HS_OTP_PWR_DN				(HS_OTP_BLOCK_BASE + 0x0)
755 #define HS_OTP_ADDR_HIGH			(HS_OTP_BLOCK_BASE + 0x4)
756 #define HS_OTP_ADDR_LOW				(HS_OTP_BLOCK_BASE + 0x8)
757 #define HS_OTP_PRGM_DATA			(HS_OTP_BLOCK_BASE + 0x10)
758 #define HS_OTP_PRGM_MODE			(HS_OTP_BLOCK_BASE + 0x14)
759 #define HS_OTP_READ_DATA			(HS_OTP_BLOCK_BASE + 0x18)
760 #define HS_OTP_FUNC_CMD				(HS_OTP_BLOCK_BASE + 0x20)
761 #define HS_OTP_TST_CMD				(HS_OTP_BLOCK_BASE + 0x24)
762 #define HS_OTP_CMD_GO				(HS_OTP_BLOCK_BASE + 0x28)
763 #define HS_OTP_STATUS				(HS_OTP_BLOCK_BASE + 0x30)
764 
765 /* MAC statistics registers */
766 #define STAT_RX_FCS_ERRORS			(0x1200)
767 #define STAT_RX_ALIGNMENT_ERRORS		(0x1204)
768 #define STAT_RX_FRAGMENT_ERRORS			(0x1208)
769 #define STAT_RX_JABBER_ERRORS			(0x120C)
770 #define STAT_RX_UNDERSIZE_FRAME_ERRORS		(0x1210)
771 #define STAT_RX_OVERSIZE_FRAME_ERRORS		(0x1214)
772 #define STAT_RX_DROPPED_FRAMES			(0x1218)
773 #define STAT_RX_UNICAST_BYTE_COUNT		(0x121C)
774 #define STAT_RX_BROADCAST_BYTE_COUNT		(0x1220)
775 #define STAT_RX_MULTICAST_BYTE_COUNT		(0x1224)
776 #define STAT_RX_UNICAST_FRAMES			(0x1228)
777 #define STAT_RX_BROADCAST_FRAMES		(0x122C)
778 #define STAT_RX_MULTICAST_FRAMES		(0x1230)
779 #define STAT_RX_PAUSE_FRAMES			(0x1234)
780 #define STAT_RX_64_BYTE_FRAMES			(0x1238)
781 #define STAT_RX_65_127_BYTE_FRAMES		(0x123C)
782 #define STAT_RX_128_255_BYTE_FRAMES		(0x1240)
783 #define STAT_RX_256_511_BYTES_FRAMES		(0x1244)
784 #define STAT_RX_512_1023_BYTE_FRAMES		(0x1248)
785 #define STAT_RX_1024_1518_BYTE_FRAMES		(0x124C)
786 #define STAT_RX_GREATER_1518_BYTE_FRAMES	(0x1250)
787 #define STAT_RX_TOTAL_FRAMES			(0x1254)
788 #define STAT_EEE_RX_LPI_TRANSITIONS		(0x1258)
789 #define STAT_EEE_RX_LPI_TIME			(0x125C)
790 #define STAT_RX_COUNTER_ROLLOVER_STATUS		(0x127C)
791 
792 #define STAT_TX_FCS_ERRORS			(0x1280)
793 #define STAT_TX_EXCESS_DEFERRAL_ERRORS		(0x1284)
794 #define STAT_TX_CARRIER_ERRORS			(0x1288)
795 #define STAT_TX_BAD_BYTE_COUNT			(0x128C)
796 #define STAT_TX_SINGLE_COLLISIONS		(0x1290)
797 #define STAT_TX_MULTIPLE_COLLISIONS		(0x1294)
798 #define STAT_TX_EXCESSIVE_COLLISION		(0x1298)
799 #define STAT_TX_LATE_COLLISIONS			(0x129C)
800 #define STAT_TX_UNICAST_BYTE_COUNT		(0x12A0)
801 #define STAT_TX_BROADCAST_BYTE_COUNT		(0x12A4)
802 #define STAT_TX_MULTICAST_BYTE_COUNT		(0x12A8)
803 #define STAT_TX_UNICAST_FRAMES			(0x12AC)
804 #define STAT_TX_BROADCAST_FRAMES		(0x12B0)
805 #define STAT_TX_MULTICAST_FRAMES		(0x12B4)
806 #define STAT_TX_PAUSE_FRAMES			(0x12B8)
807 #define STAT_TX_64_BYTE_FRAMES			(0x12BC)
808 #define STAT_TX_65_127_BYTE_FRAMES		(0x12C0)
809 #define STAT_TX_128_255_BYTE_FRAMES		(0x12C4)
810 #define STAT_TX_256_511_BYTES_FRAMES		(0x12C8)
811 #define STAT_TX_512_1023_BYTE_FRAMES		(0x12CC)
812 #define STAT_TX_1024_1518_BYTE_FRAMES		(0x12D0)
813 #define STAT_TX_GREATER_1518_BYTE_FRAMES	(0x12D4)
814 #define STAT_TX_TOTAL_FRAMES			(0x12D8)
815 #define STAT_EEE_TX_LPI_TRANSITIONS		(0x12DC)
816 #define STAT_EEE_TX_LPI_TIME			(0x12E0)
817 #define STAT_TX_COUNTER_ROLLOVER_STATUS		(0x12FC)
818 
819 /* End of Register definitions */
820 
821 #define LAN743X_MAX_RX_CHANNELS		(4)
822 #define LAN743X_MAX_TX_CHANNELS		(1)
823 #define PCI11X1X_MAX_TX_CHANNELS	(4)
824 struct lan743x_adapter;
825 
826 #define LAN743X_USED_RX_CHANNELS	(4)
827 #define LAN743X_USED_TX_CHANNELS	(1)
828 #define PCI11X1X_USED_TX_CHANNELS	(4)
829 #define LAN743X_INT_MOD	(400)
830 
831 #if (LAN743X_USED_RX_CHANNELS > LAN743X_MAX_RX_CHANNELS)
832 #error Invalid LAN743X_USED_RX_CHANNELS
833 #endif
834 #if (LAN743X_USED_TX_CHANNELS > LAN743X_MAX_TX_CHANNELS)
835 #error Invalid LAN743X_USED_TX_CHANNELS
836 #endif
837 #if (PCI11X1X_USED_TX_CHANNELS > PCI11X1X_MAX_TX_CHANNELS)
838 #error Invalid PCI11X1X_USED_TX_CHANNELS
839 #endif
840 
841 /* PCI */
842 /* SMSC acquired EFAR late 1990's, MCHP acquired SMSC 2012 */
843 #define PCI_VENDOR_ID_SMSC		PCI_VENDOR_ID_EFAR
844 #define PCI_DEVICE_ID_SMSC_LAN7430	(0x7430)
845 #define PCI_DEVICE_ID_SMSC_LAN7431	(0x7431)
846 #define PCI_DEVICE_ID_SMSC_A011		(0xA011)
847 #define PCI_DEVICE_ID_SMSC_A041		(0xA041)
848 
849 #define PCI_CONFIG_LENGTH		(0x1000)
850 
851 /* CSR */
852 #define CSR_LENGTH					(0x2000)
853 
854 #define LAN743X_CSR_FLAG_IS_A0				BIT(0)
855 #define LAN743X_CSR_FLAG_IS_B0				BIT(1)
856 #define LAN743X_CSR_FLAG_SUPPORTS_INTR_AUTO_SET_CLR	BIT(8)
857 
858 struct lan743x_csr {
859 	u32 flags;
860 	u8 __iomem *csr_address;
861 	u32 id_rev;
862 	u32 fpga_rev;
863 };
864 
865 /* INTERRUPTS */
866 typedef void(*lan743x_vector_handler)(void *context, u32 int_sts, u32 flags);
867 
868 #define LAN743X_VECTOR_FLAG_IRQ_SHARED			BIT(0)
869 #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_READ		BIT(1)
870 #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_R2C		BIT(2)
871 #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_W2C		BIT(3)
872 #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CHECK		BIT(4)
873 #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CLEAR		BIT(5)
874 #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_R2C		BIT(6)
875 #define LAN743X_VECTOR_FLAG_MASTER_ENABLE_CLEAR		BIT(7)
876 #define LAN743X_VECTOR_FLAG_MASTER_ENABLE_SET		BIT(8)
877 #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_ISR_CLEAR	BIT(9)
878 #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_ISR_SET	BIT(10)
879 #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_CLEAR	BIT(11)
880 #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_SET	BIT(12)
881 #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_CLEAR	BIT(13)
882 #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_SET	BIT(14)
883 #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_AUTO_CLEAR	BIT(15)
884 
885 struct lan743x_vector {
886 	int			irq;
887 	u32			flags;
888 	struct lan743x_adapter	*adapter;
889 	int			vector_index;
890 	u32			int_mask;
891 	lan743x_vector_handler	handler;
892 	void			*context;
893 };
894 
895 #define LAN743X_MAX_VECTOR_COUNT	(8)
896 #define PCI11X1X_MAX_VECTOR_COUNT	(16)
897 
898 struct lan743x_intr {
899 	int			flags;
900 
901 	unsigned int		irq;
902 
903 	struct lan743x_vector	vector_list[PCI11X1X_MAX_VECTOR_COUNT];
904 	int			number_of_vectors;
905 	bool			using_vectors;
906 
907 	bool			software_isr_flag;
908 	wait_queue_head_t	software_isr_wq;
909 };
910 
911 #define LAN743X_MAX_FRAME_SIZE			(9 * 1024)
912 
913 /* PHY */
914 struct lan743x_phy {
915 	bool	fc_autoneg;
916 	u8	fc_request_control;
917 };
918 
919 /* TX */
920 struct lan743x_tx_descriptor;
921 struct lan743x_tx_buffer_info;
922 
923 #define GPIO_QUEUE_STARTED		(0)
924 #define GPIO_TX_FUNCTION		(1)
925 #define GPIO_TX_COMPLETION		(2)
926 #define GPIO_TX_FRAGMENT		(3)
927 
928 #define TX_FRAME_FLAG_IN_PROGRESS	BIT(0)
929 
930 #define TX_TS_FLAG_TIMESTAMPING_ENABLED	BIT(0)
931 #define TX_TS_FLAG_ONE_STEP_SYNC	BIT(1)
932 
933 struct lan743x_tx {
934 	struct lan743x_adapter *adapter;
935 	u32	ts_flags;
936 	u32	vector_flags;
937 	int	channel_number;
938 
939 	int	ring_size;
940 	size_t	ring_allocation_size;
941 	struct lan743x_tx_descriptor *ring_cpu_ptr;
942 	dma_addr_t ring_dma_ptr;
943 	/* ring_lock: used to prevent concurrent access to tx ring */
944 	spinlock_t ring_lock;
945 	u32		frame_flags;
946 	u32		frame_first;
947 	u32		frame_data0;
948 	u32		frame_tail;
949 
950 	struct lan743x_tx_buffer_info *buffer_info;
951 
952 	__le32		*head_cpu_ptr;
953 	dma_addr_t	head_dma_ptr;
954 	int		last_head;
955 	int		last_tail;
956 
957 	struct napi_struct napi;
958 	u32 frame_count;
959 	u32 rqd_descriptors;
960 };
961 
962 void lan743x_tx_set_timestamping_mode(struct lan743x_tx *tx,
963 				      bool enable_timestamping,
964 				      bool enable_onestep_sync);
965 
966 /* RX */
967 struct lan743x_rx_descriptor;
968 struct lan743x_rx_buffer_info;
969 
970 struct lan743x_rx {
971 	struct lan743x_adapter *adapter;
972 	u32	vector_flags;
973 	int	channel_number;
974 
975 	int	ring_size;
976 	size_t	ring_allocation_size;
977 	struct lan743x_rx_descriptor *ring_cpu_ptr;
978 	dma_addr_t ring_dma_ptr;
979 
980 	struct lan743x_rx_buffer_info *buffer_info;
981 
982 	__le32		*head_cpu_ptr;
983 	dma_addr_t	head_dma_ptr;
984 	u32		last_head;
985 	u32		last_tail;
986 
987 	struct napi_struct napi;
988 
989 	u32		frame_count;
990 
991 	struct sk_buff *skb_head, *skb_tail;
992 };
993 
994 /* SGMII Link Speed Duplex status */
995 enum lan743x_sgmii_lsd {
996 	POWER_DOWN = 0,
997 	LINK_DOWN,
998 	ANEG_BUSY,
999 	LINK_10HD,
1000 	LINK_10FD,
1001 	LINK_100HD,
1002 	LINK_100FD,
1003 	LINK_1000_MASTER,
1004 	LINK_1000_SLAVE,
1005 	LINK_2500_MASTER,
1006 	LINK_2500_SLAVE
1007 };
1008 
1009 struct lan743x_adapter {
1010 	struct net_device       *netdev;
1011 	struct mii_bus		*mdiobus;
1012 	int                     msg_enable;
1013 #ifdef CONFIG_PM
1014 	u32			wolopts;
1015 	u8			sopass[SOPASS_MAX];
1016 #endif
1017 	struct pci_dev		*pdev;
1018 	struct lan743x_csr      csr;
1019 	struct lan743x_intr     intr;
1020 
1021 	struct lan743x_gpio	gpio;
1022 	struct lan743x_ptp	ptp;
1023 
1024 	u8			mac_address[ETH_ALEN];
1025 
1026 	struct lan743x_phy      phy;
1027 	struct lan743x_tx       tx[PCI11X1X_USED_TX_CHANNELS];
1028 	struct lan743x_rx       rx[LAN743X_USED_RX_CHANNELS];
1029 	bool			is_pci11x1x;
1030 	bool			is_sgmii_en;
1031 	/* protect ethernet syslock */
1032 	spinlock_t		eth_syslock_spinlock;
1033 	bool			eth_syslock_en;
1034 	u32			eth_syslock_acquire_cnt;
1035 	struct mutex		sgmii_rw_lock;
1036 	/* SGMII Link Speed & Duplex status */
1037 	enum			lan743x_sgmii_lsd sgmii_lsd;
1038 	u8			max_tx_channels;
1039 	u8			used_tx_channels;
1040 	u8			max_vector_count;
1041 
1042 #define LAN743X_ADAPTER_FLAG_OTP		BIT(0)
1043 	u32			flags;
1044 	u32			hw_cfg;
1045 };
1046 
1047 #define LAN743X_COMPONENT_FLAG_RX(channel)  BIT(20 + (channel))
1048 
1049 #define INTR_FLAG_IRQ_REQUESTED(vector_index)	BIT(0 + vector_index)
1050 #define INTR_FLAG_MSI_ENABLED			BIT(8)
1051 #define INTR_FLAG_MSIX_ENABLED			BIT(9)
1052 
1053 #define MAC_MII_READ            1
1054 #define MAC_MII_WRITE           0
1055 
1056 #define PHY_FLAG_OPENED     BIT(0)
1057 #define PHY_FLAG_ATTACHED   BIT(1)
1058 
1059 #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
1060 #define DMA_ADDR_HIGH32(dma_addr)   ((u32)(((dma_addr) >> 32) & 0xFFFFFFFF))
1061 #else
1062 #define DMA_ADDR_HIGH32(dma_addr)   ((u32)(0))
1063 #endif
1064 #define DMA_ADDR_LOW32(dma_addr) ((u32)((dma_addr) & 0xFFFFFFFF))
1065 #define DMA_DESCRIPTOR_SPACING_16       (16)
1066 #define DMA_DESCRIPTOR_SPACING_32       (32)
1067 #define DMA_DESCRIPTOR_SPACING_64       (64)
1068 #define DMA_DESCRIPTOR_SPACING_128      (128)
1069 #define DEFAULT_DMA_DESCRIPTOR_SPACING  (L1_CACHE_BYTES)
1070 
1071 #define DMAC_CHANNEL_STATE_SET(start_bit, stop_bit) \
1072 	(((start_bit) ? 2 : 0) | ((stop_bit) ? 1 : 0))
1073 #define DMAC_CHANNEL_STATE_INITIAL      DMAC_CHANNEL_STATE_SET(0, 0)
1074 #define DMAC_CHANNEL_STATE_STARTED      DMAC_CHANNEL_STATE_SET(1, 0)
1075 #define DMAC_CHANNEL_STATE_STOP_PENDING DMAC_CHANNEL_STATE_SET(1, 1)
1076 #define DMAC_CHANNEL_STATE_STOPPED      DMAC_CHANNEL_STATE_SET(0, 1)
1077 
1078 /* TX Descriptor bits */
1079 #define TX_DESC_DATA0_DTYPE_MASK_		(0xC0000000)
1080 #define TX_DESC_DATA0_DTYPE_DATA_		(0x00000000)
1081 #define TX_DESC_DATA0_DTYPE_EXT_		(0x40000000)
1082 #define TX_DESC_DATA0_FS_			(0x20000000)
1083 #define TX_DESC_DATA0_LS_			(0x10000000)
1084 #define TX_DESC_DATA0_EXT_			(0x08000000)
1085 #define TX_DESC_DATA0_IOC_			(0x04000000)
1086 #define TX_DESC_DATA0_ICE_			(0x00400000)
1087 #define TX_DESC_DATA0_IPE_			(0x00200000)
1088 #define TX_DESC_DATA0_TPE_			(0x00100000)
1089 #define TX_DESC_DATA0_FCS_			(0x00020000)
1090 #define TX_DESC_DATA0_TSE_			(0x00010000)
1091 #define TX_DESC_DATA0_BUF_LENGTH_MASK_		(0x0000FFFF)
1092 #define TX_DESC_DATA0_EXT_LSO_			(0x00200000)
1093 #define TX_DESC_DATA0_EXT_PAY_LENGTH_MASK_	(0x000FFFFF)
1094 #define TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_	(0x3FFF0000)
1095 
1096 struct lan743x_tx_descriptor {
1097 	__le32     data0;
1098 	__le32     data1;
1099 	__le32     data2;
1100 	__le32     data3;
1101 } __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING);
1102 
1103 #define TX_BUFFER_INFO_FLAG_ACTIVE		BIT(0)
1104 #define TX_BUFFER_INFO_FLAG_TIMESTAMP_REQUESTED	BIT(1)
1105 #define TX_BUFFER_INFO_FLAG_IGNORE_SYNC		BIT(2)
1106 #define TX_BUFFER_INFO_FLAG_SKB_FRAGMENT	BIT(3)
1107 struct lan743x_tx_buffer_info {
1108 	int flags;
1109 	struct sk_buff *skb;
1110 	dma_addr_t      dma_ptr;
1111 	unsigned int    buffer_length;
1112 };
1113 
1114 #define LAN743X_TX_RING_SIZE    (128)
1115 
1116 /* OWN bit is set. ie, Descs are owned by RX DMAC */
1117 #define RX_DESC_DATA0_OWN_                (0x00008000)
1118 /* OWN bit is clear. ie, Descs are owned by host */
1119 #define RX_DESC_DATA0_FS_                 (0x80000000)
1120 #define RX_DESC_DATA0_LS_                 (0x40000000)
1121 #define RX_DESC_DATA0_FRAME_LENGTH_MASK_  (0x3FFF0000)
1122 #define RX_DESC_DATA0_FRAME_LENGTH_GET_(data0)	\
1123 	(((data0) & RX_DESC_DATA0_FRAME_LENGTH_MASK_) >> 16)
1124 #define RX_DESC_DATA0_EXT_                (0x00004000)
1125 #define RX_DESC_DATA0_BUF_LENGTH_MASK_    (0x00003FFF)
1126 #define RX_DESC_DATA1_STATUS_ICE_         (0x00020000)
1127 #define RX_DESC_DATA1_STATUS_TCE_         (0x00010000)
1128 #define RX_DESC_DATA1_STATUS_ICSM_        (0x00000001)
1129 #define RX_DESC_DATA2_TS_NS_MASK_         (0x3FFFFFFF)
1130 
1131 #if ((NET_IP_ALIGN != 0) && (NET_IP_ALIGN != 2))
1132 #error NET_IP_ALIGN must be 0 or 2
1133 #endif
1134 
1135 #define RX_HEAD_PADDING		NET_IP_ALIGN
1136 
1137 struct lan743x_rx_descriptor {
1138 	__le32     data0;
1139 	__le32     data1;
1140 	__le32     data2;
1141 	__le32     data3;
1142 } __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING);
1143 
1144 #define RX_BUFFER_INFO_FLAG_ACTIVE      BIT(0)
1145 struct lan743x_rx_buffer_info {
1146 	int flags;
1147 	struct sk_buff *skb;
1148 
1149 	dma_addr_t      dma_ptr;
1150 	unsigned int    buffer_length;
1151 };
1152 
1153 #define LAN743X_RX_RING_SIZE        (128)
1154 
1155 #define RX_PROCESS_RESULT_NOTHING_TO_DO     (0)
1156 #define RX_PROCESS_RESULT_BUFFER_RECEIVED   (1)
1157 
1158 u32 lan743x_csr_read(struct lan743x_adapter *adapter, int offset);
1159 void lan743x_csr_write(struct lan743x_adapter *adapter, int offset, u32 data);
1160 int lan743x_hs_syslock_acquire(struct lan743x_adapter *adapter, u16 timeout);
1161 void lan743x_hs_syslock_release(struct lan743x_adapter *adapter);
1162 void lan743x_mac_flow_ctrl_set_enables(struct lan743x_adapter *adapter,
1163 				       bool tx_enable, bool rx_enable);
1164 int lan743x_sgmii_read(struct lan743x_adapter *adapter, u8 mmd, u16 addr);
1165 
1166 #endif /* _LAN743X_H */
1167