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3c9732c0 GC |
1 | /******************************************************************************* |
2 | ||
3 | Header file for stmmac platform data | |
4 | ||
5 | Copyright (C) 2009 STMicroelectronics Ltd | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify it | |
8 | under the terms and conditions of the GNU General Public License, | |
9 | version 2, as published by the Free Software Foundation. | |
10 | ||
11 | This program is distributed in the hope it will be useful, but WITHOUT | |
12 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License along with | |
17 | this program; if not, write to the Free Software Foundation, Inc., | |
18 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | ||
20 | The full GNU General Public License is included in this distribution in | |
21 | the file called "COPYING". | |
22 | ||
23 | Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> | |
24 | *******************************************************************************/ | |
25 | ||
26 | #ifndef __STMMAC_PLATFORM_DATA | |
27 | #define __STMMAC_PLATFORM_DATA | |
28 | ||
57a503c6 VK |
29 | #include <linux/platform_device.h> |
30 | ||
55f9a4d6 DS |
31 | #define STMMAC_RX_COE_NONE 0 |
32 | #define STMMAC_RX_COE_TYPE1 1 | |
33 | #define STMMAC_RX_COE_TYPE2 2 | |
34 | ||
faeae3fa DS |
35 | /* Define the macros for CSR clock range parameters to be passed by |
36 | * platform code. | |
37 | * This could also be configured at run time using CPU freq framework. */ | |
38 | ||
39 | /* MDC Clock Selection define*/ | |
18f05d64 GC |
40 | #define STMMAC_CSR_60_100M 0x0 /* MDC = clk_scr_i/42 */ |
41 | #define STMMAC_CSR_100_150M 0x1 /* MDC = clk_scr_i/62 */ | |
42 | #define STMMAC_CSR_20_35M 0x2 /* MDC = clk_scr_i/16 */ | |
43 | #define STMMAC_CSR_35_60M 0x3 /* MDC = clk_scr_i/26 */ | |
44 | #define STMMAC_CSR_150_250M 0x4 /* MDC = clk_scr_i/102 */ | |
45 | #define STMMAC_CSR_250_300M 0x5 /* MDC = clk_scr_i/122 */ | |
faeae3fa | 46 | |
18f05d64 | 47 | /* The MDC clock could be set higher than the IEEE 802.3 |
faeae3fa DS |
48 | * specified frequency limit 0f 2.5 MHz, by programming a clock divider |
49 | * of value different than the above defined values. The resultant MDIO | |
50 | * clock frequency of 12.5 MHz is applicable for the interfacing chips | |
51 | * supporting higher MDC clocks. | |
52 | * The MDC clock selection macros need to be defined for MDC clock rate | |
53 | * of 12.5 MHz, corresponding to the following selection. | |
18f05d64 GC |
54 | */ |
55 | #define STMMAC_CSR_I_4 0x8 /* clk_csr_i/4 */ | |
56 | #define STMMAC_CSR_I_6 0x9 /* clk_csr_i/6 */ | |
57 | #define STMMAC_CSR_I_8 0xA /* clk_csr_i/8 */ | |
58 | #define STMMAC_CSR_I_10 0xB /* clk_csr_i/10 */ | |
59 | #define STMMAC_CSR_I_12 0xC /* clk_csr_i/12 */ | |
60 | #define STMMAC_CSR_I_14 0xD /* clk_csr_i/14 */ | |
61 | #define STMMAC_CSR_I_16 0xE /* clk_csr_i/16 */ | |
62 | #define STMMAC_CSR_I_18 0xF /* clk_csr_i/18 */ | |
faeae3fa | 63 | |
02582e9b | 64 | /* AXI DMA Burst length supported */ |
8327eb65 DS |
65 | #define DMA_AXI_BLEN_4 (1 << 1) |
66 | #define DMA_AXI_BLEN_8 (1 << 2) | |
67 | #define DMA_AXI_BLEN_16 (1 << 3) | |
68 | #define DMA_AXI_BLEN_32 (1 << 4) | |
69 | #define DMA_AXI_BLEN_64 (1 << 5) | |
70 | #define DMA_AXI_BLEN_128 (1 << 6) | |
71 | #define DMA_AXI_BLEN_256 (1 << 7) | |
72 | #define DMA_AXI_BLEN_ALL (DMA_AXI_BLEN_4 | DMA_AXI_BLEN_8 | DMA_AXI_BLEN_16 \ | |
73 | | DMA_AXI_BLEN_32 | DMA_AXI_BLEN_64 \ | |
74 | | DMA_AXI_BLEN_128 | DMA_AXI_BLEN_256) | |
75 | ||
36bcfe7d GC |
76 | /* Platfrom data for platform device structure's platform_data field */ |
77 | ||
78 | struct stmmac_mdio_bus_data { | |
36bcfe7d GC |
79 | int (*phy_reset)(void *priv); |
80 | unsigned int phy_mask; | |
81 | int *irqs; | |
82 | int probed_phy_irq; | |
0e076471 SK |
83 | #ifdef CONFIG_OF |
84 | int reset_gpio, active_low; | |
85 | u32 delays[3]; | |
86 | #endif | |
36bcfe7d | 87 | }; |
3c9732c0 | 88 | |
8327eb65 DS |
89 | struct stmmac_dma_cfg { |
90 | int pbl; | |
91 | int fixed_burst; | |
b9cde0a8 | 92 | int mixed_burst; |
8327eb65 DS |
93 | int burst_len; |
94 | }; | |
95 | ||
3c9732c0 | 96 | struct plat_stmmacenet_data { |
f142af2e | 97 | char *phy_bus_name; |
3c9732c0 | 98 | int bus_id; |
36bcfe7d GC |
99 | int phy_addr; |
100 | int interface; | |
101 | struct stmmac_mdio_bus_data *mdio_bus_data; | |
8327eb65 | 102 | struct stmmac_dma_cfg *dma_cfg; |
dfb8fb96 | 103 | int clk_csr; |
3c9732c0 | 104 | int has_gmac; |
e326e850 | 105 | int enh_desc; |
ebbb293f | 106 | int tx_coe; |
55f9a4d6 | 107 | int rx_coe; |
ebbb293f | 108 | int bugged_jumbo; |
543876c9 | 109 | int pmt; |
61b8013a | 110 | int force_sf_dma_mode; |
e2a240c7 | 111 | int force_thresh_dma_mode; |
62a2ab93 | 112 | int riwt_off; |
9cbadf09 | 113 | int max_speed; |
2618abb7 | 114 | int maxmtu; |
3c9732c0 | 115 | void (*fix_mac_speed)(void *priv, unsigned int speed); |
ad01b7d4 | 116 | void (*bus_setup)(void __iomem *ioaddr); |
938dfdaa CYT |
117 | void *(*setup)(struct platform_device *pdev); |
118 | void (*free)(struct platform_device *pdev, void *priv); | |
119 | int (*init)(struct platform_device *pdev, void *priv); | |
120 | void (*exit)(struct platform_device *pdev, void *priv); | |
293bb1c4 | 121 | void *custom_cfg; |
3256251f | 122 | void *custom_data; |
3c9732c0 GC |
123 | void *bsp_priv; |
124 | }; | |
022066f5 CYT |
125 | |
126 | /* of_data for SoC glue layer device tree bindings */ | |
127 | ||
128 | struct stmmac_of_data { | |
129 | int has_gmac; | |
130 | int enh_desc; | |
131 | int tx_coe; | |
132 | int rx_coe; | |
133 | int bugged_jumbo; | |
134 | int pmt; | |
135 | int riwt_off; | |
136 | void (*fix_mac_speed)(void *priv, unsigned int speed); | |
137 | void (*bus_setup)(void __iomem *ioaddr); | |
138 | void *(*setup)(struct platform_device *pdev); | |
139 | void (*free)(struct platform_device *pdev, void *priv); | |
140 | int (*init)(struct platform_device *pdev, void *priv); | |
141 | void (*exit)(struct platform_device *pdev, void *priv); | |
142 | }; | |
3c9732c0 | 143 | #endif |