2 * Xilinx xps_ll_temac ethernet driver for u-boot
6 * Copyright (C) 2011 - 2012 Stephan Linz <linz@li-pro.net>
7 * Copyright (C) 2008 - 2011 Michal Simek <monstr@monstr.eu>
8 * Copyright (C) 2008 - 2011 PetaLogix
10 * Based on Yoshio Kashiwagi kashiwagi@co-nss.co.jp driver
11 * Copyright (C) 2008 Nissin Systems Co.,Ltd.
14 * SPDX-License-Identifier: GPL-2.0+
16 * [0]: http://www.xilinx.com/support/documentation
18 * [S]: [0]/ip_documentation/xps_ll_temac.pdf
19 * [A]: [0]/application_notes/xapp1041.pdf
21 #ifndef _XILINX_LL_TEMAC_
22 #define _XILINX_LL_TEMAC_
29 #include <asm/types.h>
30 #include <asm/byteorder.h>
32 #include "xilinx_ll_temac_sdma.h"
34 #if !defined(__BIG_ENDIAN)
35 # error LL_TEMAC requires big endianess
39 * TEMAC Memory and Register Definition
41 * [1]: [0]/ip_documentation/xps_ll_temac.pdf
42 * page 19, Memory and Register Descriptions
45 /* direct soft registers (low part) */
46 u32 raf; /* Reset and Address Filter */
47 u32 tpf; /* Transmit Pause Frame */
48 u32 ifgp; /* Transmit Inter Frame Gap Adjustment */
49 u32 is; /* Interrupt Status */
50 u32 ip; /* Interrupt Pending */
51 u32 ie; /* Interrupt Enable */
52 u32 ttag; /* Transmit VLAN Tag */
53 u32 rtag; /* Receive VLAN Tag */
54 /* hard TEMAC registers */
55 u32 msw; /* Most Significant Word Data */
56 u32 lsw; /* Least Significant Word Data */
57 u32 ctl; /* Control */
58 u32 rdy; /* Ready Status */
59 /* direct soft registers (high part) */
60 u32 uawl; /* Unicast Address Word Lower */
61 u32 uawu; /* Unicast Address Word Upper */
62 u32 tpid0; /* VLAN TPID Word 0 */
63 u32 tpid1; /* VLAN TPID Word 1 */
66 /* Reset and Address Filter Registers (raf), [1] p25 */
67 #define RAF_SR (1 << 13)
68 #define RAF_EMFE (1 << 12)
69 #define RAF_NFE (1 << 11)
70 #define RAF_RVSTM_POS 9
71 #define RAF_RVSTM_MASK (3 << RAF_RVSTM_POS)
72 #define RAF_TVSTM_POS 7
73 #define RAF_TVSTM_MASK (3 << RAF_TVSTM_POS)
74 #define RAF_RVTM_POS 5
75 #define RAF_RVTM_MASK (3 << RAF_RVTM_POS)
76 #define RAF_TVTM_POS 3
77 #define RAF_TVTM_MASK (3 << RAF_TVTM_POS)
78 #define RAF_BCREJ (1 << 2)
79 #define RAF_MCREJ (1 << 1)
80 #define RAF_HTRST (1 << 0)
82 /* Transmit Pause Frame Registers (tpf), [1] p28 */
83 #define TPF_TPFV_POS 0
84 #define TPF_TPFV_MASK (0xFFFF << TPF_TPFV_POS)
86 /* Transmit Inter Frame Gap Adjustment Registers (ifgp), [1] p28 */
88 #define IFGP_MASK (0xFF << IFGP_POS)
90 /* Interrupt Status, Pending, Enable Registers (is, ip, ie), [1] p29-33 */
91 #define ISPE_MR (1 << 7)
92 #define ISPE_RDL (1 << 6)
93 #define ISPE_TC (1 << 5)
94 #define ISPE_RFO (1 << 4)
95 #define ISPE_RR (1 << 3)
96 #define ISPE_RC (1 << 2)
97 #define ISPE_AN (1 << 1)
98 #define ISPE_HAC (1 << 0)
100 /* Transmit, Receive VLAN Tag Registers (ttag, rtag), [1] p34-35 */
101 #define TRTAG_TPID_POS 16
102 #define TRTAG_TPID_MASK (0xFFFF << TRTAG_TPID_POS)
103 #define TRTAG_PRIO_POS 13
104 #define TRTAG_PRIO_MASK (7 << TRTAG_PRIO_POS)
105 #define TRTAG_CFI (1 << 12)
106 #define TRTAG_VID_POS 0
107 #define TRTAG_VID_MASK (0xFFF << TRTAG_VID_POS)
109 /* Most, Least Significant Word Data Register (msw, lsw), [1] p46 */
111 #define MLSW_MASK (~0UL << MLSW_POS)
113 /* LSW Data Register for PHY addresses (lsw), [1] p66 */
114 #define LSW_REGAD_POS 0
115 #define LSW_REGAD_MASK (0x1F << LSW_REGAD_POS)
116 #define LSW_PHYAD_POS 5
117 #define LSW_PHYAD_MASK (0x1F << LSW_PHYAD_POS)
119 /* LSW Data Register for PHY data (lsw), [1] p66 */
120 #define LSW_REGDAT_POS 0
121 #define LSW_REGDAT_MASK (0xFFFF << LSW_REGDAT_POS)
123 /* Control Register (ctl), [1] p47 */
124 #define CTL_WEN (1 << 15)
125 #define CTL_ADDR_POS 0
126 #define CTL_ADDR_MASK (0x3FF << CTL_ADDR_POS)
128 /* Ready Status Register Ethernet (rdy), [1] p48 */
129 #define RSE_HACS_RDY (1 << 14)
130 #define RSE_CFG_WR (1 << 6)
131 #define RSE_CFG_RR (1 << 5)
132 #define RSE_AF_WR (1 << 4)
133 #define RSE_AF_RR (1 << 3)
134 #define RSE_MIIM_WR (1 << 2)
135 #define RSE_MIIM_RR (1 << 1)
136 #define RSE_FABR_RR (1 << 0)
138 /* Unicast Address Word Lower, Upper Registers (uawl, uawu), [1] p35-36 */
139 #define UAWL_UADDR_POS 0
140 #define UAWL_UADDR_MASK (~0UL << UAWL_UADDR_POS)
141 #define UAWU_UADDR_POS 0
142 #define UAWU_UADDR_MASK (0xFFFF << UAWU_UADDR_POS)
144 /* VLAN TPID Word 0, 1 Registers (tpid0, tpid1), [1] p37 */
145 #define TPID0_V0_POS 0
146 #define TPID0_V0_MASK (0xFFFF << TPID0_V0_POS)
147 #define TPID0_V1_POS 16
148 #define TPID0_V1_MASK (0xFFFF << TPID0_V1_POS)
149 #define TPID1_V2_POS 0
150 #define TPID1_V2_MASK (0xFFFF << TPID1_V2_POS)
151 #define TPID1_V3_POS 16
152 #define TPID1_V3_MASK (0xFFFF << TPID1_V3_POS)
155 * TEMAC Indirectly Addressable Register Index Enumeration
157 * [0]: http://www.xilinx.com/support/documentation
159 * [1]: [0]/ip_documentation/xps_ll_temac.pdf
160 * page 23, PLB Indirectly Addressable TEMAC Registers
177 TEMAC_MIIMWD = 0x3B0,
181 /* Receive Configuration Word 0, 1 Registers (RCW0, RCW1), [1] p50-51 */
182 #define RCW0_PADDR_POS 0
183 #define RCW0_PADDR_MASK (~0UL << RCW_PADDR_POS)
184 #define RCW1_RST (1 << 31)
185 #define RCW1_JUM (1 << 30)
186 #define RCW1_FCS (1 << 29)
187 #define RCW1_RX (1 << 28)
188 #define RCW1_VLAN (1 << 27)
189 #define RCW1_HD (1 << 26)
190 #define RCW1_LT_DIS (1 << 25)
191 #define RCW1_PADDR_POS 0
192 #define RCW1_PADDR_MASK (0xFFFF << RCW_PADDR_POS)
194 /* Transmit Configuration Registers (TC), [1] p52 */
195 #define TC_RST (1 << 31)
196 #define TC_JUM (1 << 30)
197 #define TC_FCS (1 << 29)
198 #define TC_TX (1 << 28)
199 #define TC_VLAN (1 << 27)
200 #define TC_HD (1 << 26)
201 #define TC_IFG (1 << 25)
203 /* Flow Control Configuration Registers (FCC), [1] p54 */
204 #define FCC_FCTX (1 << 30)
205 #define FCC_FCRX (1 << 29)
207 /* Ethernet MAC Mode Configuration Registers (EMMC), [1] p54 */
208 #define EMMC_LSPD_POS 30
209 #define EMMC_LSPD_MASK (3 << EMMC_LSPD_POS)
210 #define EMMC_LSPD_1000 (2 << EMMC_LSPD_POS)
211 #define EMMC_LSPD_100 (1 << EMMC_LSPD_POS)
212 #define EMMC_LSPD_10 0
213 #define EMMC_RGMII (1 << 29)
214 #define EMMC_SGMII (1 << 28)
215 #define EMMC_GPCS (1 << 27)
216 #define EMMC_HOST (1 << 26)
217 #define EMMC_TX16 (1 << 25)
218 #define EMMC_RX16 (1 << 24)
220 /* RGMII/SGMII Configuration Registers (PHYC), [1] p56 */
221 #define PHYC_SLSPD_POS 30
222 #define PHYC_SLSPD_MASK (3 << EMMC_SLSPD_POS)
223 #define PHYC_SLSPD_1000 (2 << EMMC_SLSPD_POS)
224 #define PHYC_SLSPD_100 (1 << EMMC_SLSPD_POS)
225 #define PHYC_SLSPD_10 0
226 #define PHYC_RLSPD_POS 2
227 #define PHYC_RLSPD_MASK (3 << EMMC_RLSPD_POS)
228 #define PHYC_RLSPD_1000 (2 << EMMC_RLSPD_POS)
229 #define PHYC_RLSPD_100 (1 << EMMC_RLSPD_POS)
230 #define PHYC_RLSPD_10 0
231 #define PHYC_RGMII_HD (1 << 1)
232 #define PHYC_RGMII_LINK (1 << 0)
234 /* Management Configuration Registers (MC), [1] p57 */
235 #define MC_MDIOEN (1 << 6)
236 #define MC_CLKDIV_POS 0
237 #define MC_CLKDIV_MASK (0x3F << MC_CLKDIV_POS)
240 * fHOSTCLK fMDC = fHOSTCLK
241 * fMDC = ------------------- ---------> MC_CLKDIV = -------- - 1
242 * (1 + MC_CLKDIV) * 2 2.5 MHz 5MHz
244 #define MC_CLKDIV(f, m) ((f / (2 * m)) - 1)
245 #define MC_CLKDIV_25(f) MC_CLKDIV(f, 2500000)
246 #define MC_CLKDIV_20(f) MC_CLKDIV(f, 2000000)
247 #define MC_CLKDIV_15(f) MC_CLKDIV(f, 1500000)
248 #define MC_CLKDIV_10(f) MC_CLKDIV(f, 1000000)
250 /* Unicast Address Word 0, 1 Registers (UAW0, UAW1), [1] p58-59 */
251 #define UAW0_UADDR_POS 0
252 #define UAW0_UADDR_MASK (~0UL << UAW0_UADDR_POS)
253 #define UAW1_UADDR_POS 0
254 #define UAW1_UADDR_MASK (0xFFFF << UAW1_UADDR_POS)
256 /* Multicast Address Word 0, 1 Registers (MAW0, MAW1), [1] p60 */
257 #define MAW0_MADDR_POS 0
258 #define MAW0_MADDR_MASK (~0UL << MAW0_MADDR_POS)
259 #define MAW1_RNW (1 << 23)
260 #define MAW1_MAIDX_POS 16
261 #define MAW1_MAIDX_MASK (3 << MAW1_MAIDX_POS)
262 #define MAW1_MADDR_POS 0
263 #define MAW1_MADDR_MASK (0xFFFF << MAW1_MADDR_POS)
265 /* Address Filter Mode Registers (AFM), [1] p63 */
266 #define AFM_PM (1 << 31)
268 /* Interrupt Status, Enable Registers (TIS, TIE), [1] p63-65 */
269 #define TISE_CFG_W (1 << 6)
270 #define TISE_CFG_R (1 << 5)
271 #define TISE_AF_W (1 << 4)
272 #define TISE_AF_R (1 << 3)
273 #define TISE_MIIM_W (1 << 2)
274 #define TISE_MIIM_R (1 << 1)
275 #define TISE_FABR_R (1 << 0)
277 /* MII Management Write Data Registers (MIIMWD), [1] p66 */
278 #define MIIMWD_DATA_POS 0
279 #define MIIMWD_DATA_MASK (0xFFFF << MIIMWD_DATA_POS)
281 /* Ethernet interface ready status */
282 int ll_temac_check_status(struct temac_reg *regs, u32 mask);
284 /* Indirect write to ll_temac. */
285 int ll_temac_indirect_set(struct temac_reg *regs, u16 regn, u32 reg_data);
287 /* Indirect read from ll_temac. */
288 int ll_temac_indirect_get(struct temac_reg *regs, u16 regn, u32* reg_data);
291 phys_addr_t ctrladdr;
292 phys_addr_t sdma_reg_addr[SDMA_CTRL_REGNUMS];
294 unsigned (*in32)(phys_addr_t);
295 void (*out32)(phys_addr_t, unsigned);
297 int (*ctrlinit) (struct eth_device *);
298 int (*ctrlhalt) (struct eth_device *);
299 int (*ctrlreset) (struct eth_device *);
302 struct phy_device *phydev;
304 char mdio_busname[MDIO_NAME_LEN];
307 #endif /* _XILINX_LL_TEMAC_ */