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1237a75a | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
3c9732c0 GC |
2 | /******************************************************************************* |
3 | ||
4 | Header file for stmmac platform data | |
5 | ||
6 | Copyright (C) 2009 STMicroelectronics Ltd | |
7 | ||
3c9732c0 GC |
8 | |
9 | Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> | |
10 | *******************************************************************************/ | |
11 | ||
12 | #ifndef __STMMAC_PLATFORM_DATA | |
13 | #define __STMMAC_PLATFORM_DATA | |
14 | ||
57a503c6 | 15 | #include <linux/platform_device.h> |
6c3282a6 | 16 | #include <linux/phylink.h> |
57a503c6 | 17 | |
d976a525 JP |
18 | #define MTL_MAX_RX_QUEUES 8 |
19 | #define MTL_MAX_TX_QUEUES 8 | |
8fce3331 | 20 | #define STMMAC_CH_MAX 8 |
d976a525 | 21 | |
55f9a4d6 DS |
22 | #define STMMAC_RX_COE_NONE 0 |
23 | #define STMMAC_RX_COE_TYPE1 1 | |
24 | #define STMMAC_RX_COE_TYPE2 2 | |
25 | ||
faeae3fa DS |
26 | /* Define the macros for CSR clock range parameters to be passed by |
27 | * platform code. | |
28 | * This could also be configured at run time using CPU freq framework. */ | |
29 | ||
30 | /* MDC Clock Selection define*/ | |
18f05d64 GC |
31 | #define STMMAC_CSR_60_100M 0x0 /* MDC = clk_scr_i/42 */ |
32 | #define STMMAC_CSR_100_150M 0x1 /* MDC = clk_scr_i/62 */ | |
33 | #define STMMAC_CSR_20_35M 0x2 /* MDC = clk_scr_i/16 */ | |
34 | #define STMMAC_CSR_35_60M 0x3 /* MDC = clk_scr_i/26 */ | |
35 | #define STMMAC_CSR_150_250M 0x4 /* MDC = clk_scr_i/102 */ | |
36 | #define STMMAC_CSR_250_300M 0x5 /* MDC = clk_scr_i/122 */ | |
faeae3fa | 37 | |
d976a525 JP |
38 | /* MTL algorithms identifiers */ |
39 | #define MTL_TX_ALGORITHM_WRR 0x0 | |
40 | #define MTL_TX_ALGORITHM_WFQ 0x1 | |
41 | #define MTL_TX_ALGORITHM_DWRR 0x2 | |
42 | #define MTL_TX_ALGORITHM_SP 0x3 | |
43 | #define MTL_RX_ALGORITHM_SP 0x4 | |
44 | #define MTL_RX_ALGORITHM_WSP 0x5 | |
45 | ||
19d91873 | 46 | /* RX/TX Queue Mode */ |
2d72d501 TR |
47 | #define MTL_QUEUE_AVB 0x0 |
48 | #define MTL_QUEUE_DCB 0x1 | |
d976a525 | 49 | |
18f05d64 | 50 | /* The MDC clock could be set higher than the IEEE 802.3 |
faeae3fa DS |
51 | * specified frequency limit 0f 2.5 MHz, by programming a clock divider |
52 | * of value different than the above defined values. The resultant MDIO | |
53 | * clock frequency of 12.5 MHz is applicable for the interfacing chips | |
54 | * supporting higher MDC clocks. | |
55 | * The MDC clock selection macros need to be defined for MDC clock rate | |
56 | * of 12.5 MHz, corresponding to the following selection. | |
18f05d64 GC |
57 | */ |
58 | #define STMMAC_CSR_I_4 0x8 /* clk_csr_i/4 */ | |
59 | #define STMMAC_CSR_I_6 0x9 /* clk_csr_i/6 */ | |
60 | #define STMMAC_CSR_I_8 0xA /* clk_csr_i/8 */ | |
61 | #define STMMAC_CSR_I_10 0xB /* clk_csr_i/10 */ | |
62 | #define STMMAC_CSR_I_12 0xC /* clk_csr_i/12 */ | |
63 | #define STMMAC_CSR_I_14 0xD /* clk_csr_i/14 */ | |
64 | #define STMMAC_CSR_I_16 0xE /* clk_csr_i/16 */ | |
65 | #define STMMAC_CSR_I_18 0xF /* clk_csr_i/18 */ | |
faeae3fa | 66 | |
02582e9b | 67 | /* AXI DMA Burst length supported */ |
8327eb65 DS |
68 | #define DMA_AXI_BLEN_4 (1 << 1) |
69 | #define DMA_AXI_BLEN_8 (1 << 2) | |
70 | #define DMA_AXI_BLEN_16 (1 << 3) | |
71 | #define DMA_AXI_BLEN_32 (1 << 4) | |
72 | #define DMA_AXI_BLEN_64 (1 << 5) | |
73 | #define DMA_AXI_BLEN_128 (1 << 6) | |
74 | #define DMA_AXI_BLEN_256 (1 << 7) | |
75 | #define DMA_AXI_BLEN_ALL (DMA_AXI_BLEN_4 | DMA_AXI_BLEN_8 | DMA_AXI_BLEN_16 \ | |
76 | | DMA_AXI_BLEN_32 | DMA_AXI_BLEN_64 \ | |
77 | | DMA_AXI_BLEN_128 | DMA_AXI_BLEN_256) | |
78 | ||
d928d14b AH |
79 | struct stmmac_priv; |
80 | ||
36bcfe7d GC |
81 | /* Platfrom data for platform device structure's platform_data field */ |
82 | ||
83 | struct stmmac_mdio_bus_data { | |
36bcfe7d | 84 | unsigned int phy_mask; |
351066ba | 85 | unsigned int pcs_mask; |
83f55b01 | 86 | unsigned int default_an_inband; |
36bcfe7d GC |
87 | int *irqs; |
88 | int probed_phy_irq; | |
1a981c05 | 89 | bool needs_reset; |
36bcfe7d | 90 | }; |
3c9732c0 | 91 | |
8327eb65 DS |
92 | struct stmmac_dma_cfg { |
93 | int pbl; | |
89caaa2d NC |
94 | int txpbl; |
95 | int rxpbl; | |
4022d039 | 96 | bool pblx8; |
8327eb65 | 97 | int fixed_burst; |
b9cde0a8 | 98 | int mixed_burst; |
afea0365 | 99 | bool aal; |
968a2978 | 100 | bool eame; |
6ccf12ae | 101 | bool multi_msi_en; |
96874c61 | 102 | bool dche; |
12dbc67c | 103 | bool atds; |
afea0365 GC |
104 | }; |
105 | ||
106 | #define AXI_BLEN 7 | |
107 | struct stmmac_axi { | |
108 | bool axi_lpi_en; | |
109 | bool axi_xit_frm; | |
110 | u32 axi_wr_osr_lmt; | |
111 | u32 axi_rd_osr_lmt; | |
112 | bool axi_kbbe; | |
afea0365 GC |
113 | u32 axi_blen[AXI_BLEN]; |
114 | bool axi_fb; | |
115 | bool axi_mb; | |
116 | bool axi_rb; | |
8327eb65 DS |
117 | }; |
118 | ||
d976a525 JP |
119 | struct stmmac_rxq_cfg { |
120 | u8 mode_to_use; | |
e73b49eb | 121 | u32 chan; |
abe80fdc | 122 | u8 pkt_route; |
a8f5102a JP |
123 | bool use_prio; |
124 | u32 prio; | |
d976a525 JP |
125 | }; |
126 | ||
127 | struct stmmac_txq_cfg { | |
e73b49eb | 128 | u32 weight; |
8452a05b | 129 | bool coe_unsupported; |
19d91873 JP |
130 | u8 mode_to_use; |
131 | /* Credit Base Shaper parameters */ | |
132 | u32 send_slope; | |
133 | u32 idle_slope; | |
134 | u32 high_credit; | |
135 | u32 low_credit; | |
a8f5102a JP |
136 | bool use_prio; |
137 | u32 prio; | |
579a25a8 | 138 | int tbs_en; |
d976a525 JP |
139 | }; |
140 | ||
5ac712dc WVK |
141 | struct stmmac_safety_feature_cfg { |
142 | u32 tsoee; | |
143 | u32 mrxpee; | |
144 | u32 mestee; | |
145 | u32 mrxee; | |
146 | u32 mtxee; | |
147 | u32 epsi; | |
148 | u32 edpp; | |
149 | u32 prtyen; | |
150 | u32 tmouten; | |
151 | }; | |
152 | ||
33719b57 AH |
153 | /* Addresses that may be customized by a platform */ |
154 | struct dwmac4_addrs { | |
155 | u32 dma_chan; | |
156 | u32 dma_chan_offset; | |
157 | u32 mtl_chan; | |
158 | u32 mtl_chan_offset; | |
159 | u32 mtl_ets_ctrl; | |
160 | u32 mtl_ets_ctrl_offset; | |
161 | u32 mtl_txq_weight; | |
162 | u32 mtl_txq_weight_offset; | |
163 | u32 mtl_send_slp_cred; | |
164 | u32 mtl_send_slp_cred_offset; | |
165 | u32 mtl_high_cred; | |
166 | u32 mtl_high_cred_offset; | |
167 | u32 mtl_low_cred; | |
168 | u32 mtl_low_cred_offset; | |
169 | }; | |
170 | ||
d26979f1 | 171 | #define STMMAC_FLAG_HAS_INTEGRATED_PCS BIT(0) |
309efe6e | 172 | #define STMMAC_FLAG_SPH_DISABLE BIT(1) |
fd1d62d8 | 173 | #define STMMAC_FLAG_USE_PHY_WOL BIT(2) |
d8daff28 | 174 | #define STMMAC_FLAG_HAS_SUN8I BIT(3) |
68861a3b | 175 | #define STMMAC_FLAG_TSO_EN BIT(4) |
efe92571 | 176 | #define STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP BIT(5) |
fc02152b | 177 | #define STMMAC_FLAG_VLAN_FAIL_Q_EN BIT(6) |
956c3f09 | 178 | #define STMMAC_FLAG_MULTI_MSI_EN BIT(7) |
aa5513f5 | 179 | #define STMMAC_FLAG_EXT_SNAPSHOT_EN BIT(8) |
621ba7ad | 180 | #define STMMAC_FLAG_INT_SNAPSHOT_EN BIT(9) |
743dd1db | 181 | #define STMMAC_FLAG_RX_CLK_RUNS_IN_LPI BIT(10) |
9d0c0d5e | 182 | #define STMMAC_FLAG_EN_TX_LPI_CLOCKGATING BIT(11) |
26cfb838 | 183 | #define STMMAC_FLAG_HWTSTAMP_CORRECT_LATENCY BIT(12) |
d26979f1 | 184 | |
3c9732c0 GC |
185 | struct plat_stmmacenet_data { |
186 | int bus_id; | |
36bcfe7d | 187 | int phy_addr; |
a014c355 RKO |
188 | /* MAC ----- optional PCS ----- SerDes ----- optional PHY ----- Media |
189 | * ^ ^ | |
190 | * mac_interface phy_interface | |
191 | * | |
192 | * mac_interface is the MAC-side interface, which may be the same | |
193 | * as phy_interface if there is no intervening PCS. If there is a | |
194 | * PCS, then mac_interface describes the interface mode between the | |
195 | * MAC and PCS, and phy_interface describes the interface mode | |
196 | * between the PCS and PHY. | |
197 | */ | |
198 | phy_interface_t mac_interface; | |
199 | /* phy_interface is the PHY-side interface - the interface used by | |
200 | * an attached PHY. | |
201 | */ | |
0c65b2b9 | 202 | phy_interface_t phy_interface; |
36bcfe7d | 203 | struct stmmac_mdio_bus_data *mdio_bus_data; |
5790cf3c | 204 | struct device_node *phy_node; |
e80af2ac | 205 | struct fwnode_handle *port_node; |
a7657f12 | 206 | struct device_node *mdio_node; |
8327eb65 | 207 | struct stmmac_dma_cfg *dma_cfg; |
5ac712dc | 208 | struct stmmac_safety_feature_cfg *safety_feat_cfg; |
dfb8fb96 | 209 | int clk_csr; |
3c9732c0 | 210 | int has_gmac; |
e326e850 | 211 | int enh_desc; |
ebbb293f | 212 | int tx_coe; |
55f9a4d6 | 213 | int rx_coe; |
ebbb293f | 214 | int bugged_jumbo; |
543876c9 | 215 | int pmt; |
61b8013a | 216 | int force_sf_dma_mode; |
e2a240c7 | 217 | int force_thresh_dma_mode; |
62a2ab93 | 218 | int riwt_off; |
9cbadf09 | 219 | int max_speed; |
2618abb7 | 220 | int maxmtu; |
3b57de95 VB |
221 | int multicast_filter_bins; |
222 | int unicast_filter_entries; | |
e7877f52 VB |
223 | int tx_fifo_size; |
224 | int rx_fifo_size; | |
070246e4 | 225 | u32 host_dma_width; |
e73b49eb BV |
226 | u32 rx_queues_to_use; |
227 | u32 tx_queues_to_use; | |
d976a525 JP |
228 | u8 rx_sched_algorithm; |
229 | u8 tx_sched_algorithm; | |
230 | struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES]; | |
231 | struct stmmac_txq_cfg tx_queues_cfg[MTL_MAX_TX_QUEUES]; | |
1fc04a0b | 232 | void (*fix_mac_speed)(void *priv, unsigned int speed, unsigned int mode); |
10739ea3 | 233 | int (*fix_soc_reset)(void *priv, void __iomem *ioaddr); |
b9663b7c VW |
234 | int (*serdes_powerup)(struct net_device *ndev, void *priv); |
235 | void (*serdes_powerdown)(struct net_device *ndev, void *priv); | |
46682cb8 | 236 | void (*speed_mode_2500)(struct net_device *ndev, void *priv); |
d928d14b | 237 | void (*ptp_clk_freq_config)(struct stmmac_priv *priv); |
938dfdaa CYT |
238 | int (*init)(struct platform_device *pdev, void *priv); |
239 | void (*exit)(struct platform_device *pdev, void *priv); | |
ec33d71d | 240 | struct mac_device_info *(*setup)(void *priv); |
b4d45aee | 241 | int (*clks_config)(void *priv, bool enabled); |
341f67e4 TTM |
242 | int (*crosststamp)(ktime_t *device, struct system_counterval_t *system, |
243 | void *ctx); | |
4047b9db | 244 | void (*dump_debug_regs)(void *priv); |
f0ef433f RKO |
245 | int (*pcs_init)(struct stmmac_priv *priv); |
246 | void (*pcs_exit)(struct stmmac_priv *priv); | |
6c3282a6 RKO |
247 | struct phylink_pcs *(*select_pcs)(struct stmmac_priv *priv, |
248 | phy_interface_t interface); | |
3c9732c0 | 249 | void *bsp_priv; |
f573c0b9 | 250 | struct clk *stmmac_clk; |
251 | struct clk *pclk; | |
252 | struct clk *clk_ptp_ref; | |
253 | unsigned int clk_ptp_rate; | |
4ec5302f | 254 | unsigned int clk_ref_rate; |
e80fe71b | 255 | unsigned int mult_fact_100ns; |
190f73ab | 256 | s32 ptp_max_adj; |
c6d5f193 | 257 | u32 cdc_error_adj; |
f573c0b9 | 258 | struct reset_control *stmmac_rst; |
e67f325e | 259 | struct reset_control *stmmac_ahb_rst; |
afea0365 | 260 | struct stmmac_axi *axi; |
ee2ae1ed | 261 | int has_gmac4; |
76067459 | 262 | int rss_en; |
02e57b9d | 263 | int mac_port_sel_speed; |
48ae5554 | 264 | int has_xgmac; |
e0f9956a | 265 | u8 vlan_fail_q; |
b4c5f83a | 266 | unsigned int eee_usecs_rate; |
20e07e2c | 267 | struct pci_dev *pdev; |
341f67e4 | 268 | int int_snapshot_num; |
8532f613 OBL |
269 | int msi_mac_vec; |
270 | int msi_wol_vec; | |
271 | int msi_lpi_vec; | |
272 | int msi_sfty_ce_vec; | |
273 | int msi_sfty_ue_vec; | |
274 | int msi_rx_base_vec; | |
275 | int msi_tx_base_vec; | |
33719b57 | 276 | const struct dwmac4_addrs *dwmac4_addrs; |
d26979f1 | 277 | unsigned int flags; |
3c9732c0 | 278 | }; |
3c9732c0 | 279 | #endif |