1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (C) 2018 MediaTek Inc.
5 * Author: Weijie Gao <weijie.gao@mediatek.com>
6 * Author: Mark Lee <mark-mc.lee@mediatek.com>
12 /* Frame Engine Register Bases */
13 #include <linux/bitops.h>
14 #define PDMA_BASE 0x0800
15 #define GDMA1_BASE 0x0500
16 #define GDMA2_BASE 0x1500
17 #define GMAC_BASE 0x10000
19 /* Ethernet subsystem registers */
21 #define ETHSYS_SYSCFG0_REG 0x14
22 #define SYSCFG0_GE_MODE_S(n) (12 + ((n) * 2))
23 #define SYSCFG0_GE_MODE_M 0x3
24 #define SYSCFG0_SGMII_SEL_M (0x3 << 8)
25 #define SYSCFG0_SGMII_SEL(gmac) ((!(gmac)) ? BIT(9) : BIT(8))
27 #define ETHSYS_CLKCFG0_REG 0x2c
28 #define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11)
30 /* SYSCFG0_GE_MODE: GE Modes */
31 #define GE_MODE_RGMII 0
33 #define GE_MODE_MII_PHY 2
34 #define GE_MODE_RMII 3
36 /* SGMII subsystem config registers */
37 #define SGMSYS_PCS_CONTROL_1 0x0
38 #define SGMII_LINK_STATUS BIT(18)
39 #define SGMII_AN_ENABLE BIT(12)
40 #define SGMII_AN_RESTART BIT(9)
42 #define SGMSYS_SGMII_MODE 0x20
43 #define SGMII_FORCE_MODE 0x31120019
45 #define SGMSYS_QPHY_PWR_STATE_CTRL 0xe8
46 #define SGMII_PHYA_PWD BIT(4)
48 #define SGMSYS_GEN2_SPEED 0x2028
49 #define SGMSYS_GEN2_SPEED_V2 0x128
50 #define SGMSYS_SPEED_2500 BIT(2)
52 /* Frame Engine Registers */
55 #define TX_BASE_PTR_REG(n) (0x000 + (n) * 0x10)
56 #define TX_MAX_CNT_REG(n) (0x004 + (n) * 0x10)
57 #define TX_CTX_IDX_REG(n) (0x008 + (n) * 0x10)
58 #define TX_DTX_IDX_REG(n) (0x00c + (n) * 0x10)
60 #define RX_BASE_PTR_REG(n) (0x100 + (n) * 0x10)
61 #define RX_MAX_CNT_REG(n) (0x104 + (n) * 0x10)
62 #define RX_CRX_IDX_REG(n) (0x108 + (n) * 0x10)
63 #define RX_DRX_IDX_REG(n) (0x10c + (n) * 0x10)
65 #define PDMA_GLO_CFG_REG 0x204
66 #define TX_WB_DDONE BIT(6)
67 #define RX_DMA_BUSY BIT(3)
68 #define RX_DMA_EN BIT(2)
69 #define TX_DMA_BUSY BIT(1)
70 #define TX_DMA_EN BIT(0)
72 #define PDMA_RST_IDX_REG 0x208
73 #define RST_DRX_IDX0 BIT(16)
74 #define RST_DTX_IDX0 BIT(0)
77 #define GDMA_IG_CTRL_REG 0x000
78 #define GDM_ICS_EN BIT(22)
79 #define GDM_TCS_EN BIT(21)
80 #define GDM_UCS_EN BIT(20)
81 #define STRP_CRC BIT(16)
83 #define MYMAC_DP_M 0xf000
91 #define GDMA_MAC_LSB_REG 0x008
93 #define GDMA_MAC_MSB_REG 0x00c
95 /* MYMAC_DP/BC_DP/MC_DP/UN_DP: Destination ports */
105 #define GMAC_PIAC_REG 0x0004
106 #define PHY_ACS_ST BIT(31)
107 #define MDIO_REG_ADDR_S 25
108 #define MDIO_REG_ADDR_M 0x3e000000
109 #define MDIO_PHY_ADDR_S 20
110 #define MDIO_PHY_ADDR_M 0x1f00000
111 #define MDIO_CMD_S 18
112 #define MDIO_CMD_M 0xc0000
114 #define MDIO_ST_M 0x30000
115 #define MDIO_RW_DATA_S 0
116 #define MDIO_RW_DATA_M 0xffff
118 /* MDIO_CMD: MDIO commands */
119 #define MDIO_CMD_ADDR 0
120 #define MDIO_CMD_WRITE 1
121 #define MDIO_CMD_READ 2
122 #define MDIO_CMD_READ_C45 3
124 /* MDIO_ST: MDIO start field */
125 #define MDIO_ST_C45 0
126 #define MDIO_ST_C22 1
128 #define GMAC_PORT_MCR(p) (0x0100 + (p) * 0x100)
129 #define MAC_RX_PKT_LEN_S 24
130 #define MAC_RX_PKT_LEN_M 0x3000000
132 #define IPG_CFG_M 0xc0000
133 #define MAC_MODE BIT(16)
134 #define FORCE_MODE BIT(15)
135 #define MAC_TX_EN BIT(14)
136 #define MAC_RX_EN BIT(13)
137 #define BKOFF_EN BIT(9)
138 #define BACKPR_EN BIT(8)
139 #define FORCE_RX_FC BIT(5)
140 #define FORCE_TX_FC BIT(4)
141 #define FORCE_SPD_S 2
142 #define FORCE_SPD_M 0x0c
143 #define FORCE_DPX BIT(1)
144 #define FORCE_LINK BIT(0)
146 /* Values of IPG_CFG */
148 #define IPG_96BIT_WITH_SHORT_IPG 1
151 /* MAC_RX_PKT_LEN: Max RX packet length */
152 #define MAC_RX_PKT_LEN_1518 0
153 #define MAC_RX_PKT_LEN_1536 1
154 #define MAC_RX_PKT_LEN_1552 2
155 #define MAC_RX_PKT_LEN_JUMBO 3
157 /* FORCE_SPD: Forced link speed */
160 #define SPEED_1000M 2
162 #define GMAC_TRGMII_RCK_CTRL 0x300
163 #define RX_RST BIT(31)
164 #define RXC_DQSISEL BIT(30)
166 #define GMAC_TRGMII_TD_ODT(n) (0x354 + (n) * 8)
167 #define TD_DM_DRVN_S 4
168 #define TD_DM_DRVN_M 0xf0
169 #define TD_DM_DRVP_S 0
170 #define TD_DM_DRVP_M 0x0f
172 /* MT7530 Registers */
174 #define PCR_REG(p) (0x2004 + (p) * 0x100)
175 #define PORT_MATRIX_S 16
176 #define PORT_MATRIX_M 0xff0000
178 #define PVC_REG(p) (0x2010 + (p) * 0x100)
179 #define STAG_VPID_S 16
180 #define STAG_VPID_M 0xffff0000
181 #define VLAN_ATTR_S 6
182 #define VLAN_ATTR_M 0xc0
184 /* VLAN_ATTR: VLAN attributes */
185 #define VLAN_ATTR_USER 0
186 #define VLAN_ATTR_STACK 1
187 #define VLAN_ATTR_TRANSLATION 2
188 #define VLAN_ATTR_TRANSPARENT 3
190 #define PMCR_REG(p) (0x3000 + (p) * 0x100)
191 /* XXX: all fields of MT7530 are defined under GMAC_PORT_MCR
192 * MT7531 specific fields are defined below
194 #define FORCE_MODE_EEE1G BIT(25)
195 #define FORCE_MODE_EEE100 BIT(26)
196 #define FORCE_MODE_TX_FC BIT(27)
197 #define FORCE_MODE_RX_FC BIT(28)
198 #define FORCE_MODE_DPX BIT(29)
199 #define FORCE_MODE_SPD BIT(30)
200 #define FORCE_MODE_LNK BIT(31)
201 #define MT7531_FORCE_MODE FORCE_MODE_EEE1G | FORCE_MODE_EEE100 |\
202 FORCE_MODE_TX_FC | FORCE_MODE_RX_FC | \
203 FORCE_MODE_DPX | FORCE_MODE_SPD | \
206 /* MT7531 SGMII Registers */
207 #define MT7531_SGMII_REG_BASE 0x5000
208 #define MT7531_SGMII_REG_PORT_BASE 0x1000
209 #define MT7531_SGMII_REG(p, r) (MT7531_SGMII_REG_BASE + \
210 (p) * MT7531_SGMII_REG_PORT_BASE + (r))
211 #define MT7531_PCS_CONTROL_1(p) MT7531_SGMII_REG(((p) - 5), 0x00)
212 #define MT7531_SGMII_MODE(p) MT7531_SGMII_REG(((p) - 5), 0x20)
213 #define MT7531_QPHY_PWR_STATE_CTRL(p) MT7531_SGMII_REG(((p) - 5), 0xe8)
214 #define MT7531_PHYA_CTRL_SIGNAL3(p) MT7531_SGMII_REG(((p) - 5), 0x128)
215 /* XXX: all fields of MT7531 SGMII are defined under SGMSYS */
217 /* MT753x System Control Register */
218 #define SYS_CTRL_REG 0x7000
219 #define SW_PHY_RST BIT(2)
220 #define SW_SYS_RST BIT(1)
221 #define SW_REG_RST BIT(0)
224 #define MT7531_PHY_IAC 0x701c
225 /* XXX: all fields are defined under GMAC_PIAC_REG */
227 #define MT7531_CLKGEN_CTRL 0x7500
228 #define CLK_SKEW_OUT_S 8
229 #define CLK_SKEW_OUT_M 0x300
230 #define CLK_SKEW_IN_S 6
231 #define CLK_SKEW_IN_M 0xc0
232 #define RXCLK_NO_DELAY BIT(5)
233 #define TXCLK_NO_REVERSE BIT(4)
235 #define GP_MODE_M 0x06
236 #define GP_CLK_EN BIT(0)
238 /* Values of GP_MODE */
239 #define GP_MODE_RGMII 0
240 #define GP_MODE_MII 1
241 #define GP_MODE_REV_MII 2
243 /* Values of CLK_SKEW_IN */
244 #define CLK_SKEW_IN_NO_CHANGE 0
245 #define CLK_SKEW_IN_DELAY_100PPS 1
246 #define CLK_SKEW_IN_DELAY_200PPS 2
247 #define CLK_SKEW_IN_REVERSE 3
249 /* Values of CLK_SKEW_OUT */
250 #define CLK_SKEW_OUT_NO_CHANGE 0
251 #define CLK_SKEW_OUT_DELAY_100PPS 1
252 #define CLK_SKEW_OUT_DELAY_200PPS 2
253 #define CLK_SKEW_OUT_REVERSE 3
255 #define HWTRAP_REG 0x7800
256 /* MT7530 Modified Hardware Trap Status Registers */
257 #define MHWTRAP_REG 0x7804
258 #define CHG_TRAP BIT(16)
259 #define LOOPDET_DIS BIT(14)
260 #define P5_INTF_SEL_S 13
261 #define P5_INTF_SEL_M 0x2000
262 #define SMI_ADDR_S 11
263 #define SMI_ADDR_M 0x1800
264 #define XTAL_FSEL_S 9
265 #define XTAL_FSEL_M 0x600
266 #define P6_INTF_DIS BIT(8)
267 #define P5_INTF_MODE_S 7
268 #define P5_INTF_MODE_M 0x80
269 #define P5_INTF_DIS BIT(6)
270 #define C_MDIO_BPS BIT(5)
271 #define CHIP_MODE_S 0
272 #define CHIP_MODE_M 0x0f
274 /* P5_INTF_SEL: Interface type of Port5 */
275 #define P5_INTF_SEL_GPHY 0
276 #define P5_INTF_SEL_GMAC5 1
278 /* P5_INTF_MODE: Interface mode of Port5 */
279 #define P5_INTF_MODE_GMII_MII 0
280 #define P5_INTF_MODE_RGMII 1
282 #define MT7530_P6ECR 0x7830
283 #define P6_INTF_MODE_M 0x3
284 #define P6_INTF_MODE_S 0
286 /* P6_INTF_MODE: Interface mode of Port6 */
287 #define P6_INTF_MODE_RGMII 0
288 #define P6_INTF_MODE_TRGMII 1
290 #define NUM_TRGMII_CTRL 5
292 #define MT7530_TRGMII_RD(n) (0x7a10 + (n) * 8)
294 #define RD_TAP_M 0x7f
296 #define MT7530_TRGMII_TD_ODT(n) (0x7a54 + (n) * 8)
297 /* XXX: all fields are defined under GMAC_TRGMII_TD_ODT */
299 /* TOP Signals Status Register */
300 #define MT7531_TOP_SIG_SR 0x780c
301 #define PAD_MCM_SMI_EN BIT(0)
302 #define PAD_DUAL_SGMII_EN BIT(1)
304 /* MT7531 PLLGP Registers */
305 #define MT7531_PLLGP_EN 0x7820
306 #define EN_COREPLL BIT(2)
307 #define SW_CLKSW BIT(1)
308 #define SW_PLLGP BIT(0)
310 #define MT7531_PLLGP_CR0 0x78a8
311 #define RG_COREPLL_EN BIT(22)
312 #define RG_COREPLL_POSDIV_S 23
313 #define RG_COREPLL_POSDIV_M 0x3800000
314 #define RG_COREPLL_SDM_PCW_S 1
315 #define RG_COREPLL_SDM_PCW_M 0x3ffffe
316 #define RG_COREPLL_SDM_PCW_CHG BIT(0)
318 /* MT7531 RGMII and SGMII PLL clock */
319 #define MT7531_ANA_PLLGP_CR2 0x78b0
320 #define MT7531_ANA_PLLGP_CR5 0x78bc
322 /* MT7531 GPIO GROUP IOLB SMT0 Control */
323 #define MT7531_SMT0_IOLB 0x7f04
324 #define SMT_IOLB_5_SMI_MDC_EN BIT(5)
326 /* MT7530 GPHY MDIO Indirect Access Registers */
327 #define MII_MMD_ACC_CTL_REG 0x0d
329 #define MMD_CMD_M 0xc000
330 #define MMD_DEVAD_S 0
331 #define MMD_DEVAD_M 0x1f
333 /* MMD_CMD: MMD commands */
336 #define MMD_DATA_RW_POST_INC 2
337 #define MMD_DATA_W_POST_INC 3
339 #define MII_MMD_ADDR_DATA_REG 0x0e
341 /* MT7530 GPHY MDIO MMD Registers */
342 #define CORE_PLL_GROUP2 0x401
343 #define RG_SYSPLL_EN_NORMAL BIT(15)
344 #define RG_SYSPLL_VODEN BIT(14)
345 #define RG_SYSPLL_POSDIV_S 5
346 #define RG_SYSPLL_POSDIV_M 0x60
348 #define CORE_PLL_GROUP4 0x403
349 #define MT7531_BYPASS_MODE BIT(4)
350 #define MT7531_POWER_ON_OFF BIT(5)
351 #define RG_SYSPLL_DDSFBK_EN BIT(12)
352 #define RG_SYSPLL_BIAS_EN BIT(11)
353 #define RG_SYSPLL_BIAS_LPF_EN BIT(10)
355 #define CORE_PLL_GROUP5 0x404
356 #define RG_LCDDS_PCW_NCPO1_S 0
357 #define RG_LCDDS_PCW_NCPO1_M 0xffff
359 #define CORE_PLL_GROUP6 0x405
360 #define RG_LCDDS_PCW_NCPO0_S 0
361 #define RG_LCDDS_PCW_NCPO0_M 0xffff
363 #define CORE_PLL_GROUP7 0x406
364 #define RG_LCDDS_PWDB BIT(15)
365 #define RG_LCDDS_ISO_EN BIT(13)
366 #define RG_LCCDS_C_S 4
367 #define RG_LCCDS_C_M 0x70
368 #define RG_LCDDS_PCW_NCPO_CHG BIT(3)
370 #define CORE_PLL_GROUP10 0x409
371 #define RG_LCDDS_SSC_DELTA_S 0
372 #define RG_LCDDS_SSC_DELTA_M 0xfff
374 #define CORE_PLL_GROUP11 0x40a
375 #define RG_LCDDS_SSC_DELTA1_S 0
376 #define RG_LCDDS_SSC_DELTA1_M 0xfff
378 #define CORE_GSWPLL_GRP1 0x40d
379 #define RG_GSWPLL_POSDIV_200M_S 12
380 #define RG_GSWPLL_POSDIV_200M_M 0x3000
381 #define RG_GSWPLL_EN_PRE BIT(11)
382 #define RG_GSWPLL_FBKDIV_200M_S 0
383 #define RG_GSWPLL_FBKDIV_200M_M 0xff
385 #define CORE_GSWPLL_GRP2 0x40e
386 #define RG_GSWPLL_POSDIV_500M_S 8
387 #define RG_GSWPLL_POSDIV_500M_M 0x300
388 #define RG_GSWPLL_FBKDIV_500M_S 0
389 #define RG_GSWPLL_FBKDIV_500M_M 0xff
391 #define CORE_TRGMII_GSW_CLK_CG 0x410
392 #define REG_GSWCK_EN BIT(0)
393 #define REG_TRGMIICK_EN BIT(1)
395 /* Extend PHY Control Register 3 */
396 #define PHY_EXT_REG_14 0x14
398 /* Fields of PHY_EXT_REG_14 */
399 #define PHY_EN_DOWN_SHFIT BIT(4)
401 /* Extend PHY Control Register 4 */
402 #define PHY_EXT_REG_17 0x17
404 /* Fields of PHY_EXT_REG_17 */
405 #define PHY_LINKDOWN_POWER_SAVING_EN BIT(4)
407 /* PHY RXADC Control Register 7 */
408 #define PHY_DEV1E_REG_0C6 0x0c6
410 /* Fields of PHY_DEV1E_REG_0C6 */
411 #define PHY_POWER_SAVING_S 8
412 #define PHY_POWER_SAVING_M 0x300
413 #define PHY_POWER_SAVING_TX 0x0
415 #endif /* _MTK_ETH_H_ */