common: Drop linux/bitops.h from common header
[platform/kernel/u-boot.git] / include / net / pfe_eth / pfe / pfe_hw.h
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2015-2016 Freescale Semiconductor, Inc.
4  * Copyright 2017 NXP
5  */
6
7 #ifndef _PFE_H_
8 #define _PFE_H_
9
10 #include <elf.h>
11 #include <linux/bitops.h>
12 #include "cbus.h"
13
14 #define PFE_RESET_WA
15
16 #define CLASS_DMEM_BASE_ADDR(i) (0x00000000 | ((i) << 20))
17 /* Only valid for mem access register interface */
18 #define CLASS_IMEM_BASE_ADDR(i) (0x00000000 | ((i) << 20))
19 #define CLASS_DMEM_SIZE         0x00002000
20 #define CLASS_IMEM_SIZE         0x00008000
21
22 #define TMU_DMEM_BASE_ADDR(i)   (0x00000000 + ((i) << 20))
23 /* Only valid for mem access register interface */
24 #define TMU_IMEM_BASE_ADDR(i)   (0x00000000 + ((i) << 20))
25 #define TMU_DMEM_SIZE           0x00000800
26 #define TMU_IMEM_SIZE           0x00002000
27
28 #define UTIL_DMEM_BASE_ADDR     0x00000000
29 #define UTIL_DMEM_SIZE          0x00002000
30
31 #define PE_LMEM_BASE_ADDR       0xc3010000
32 #define PE_LMEM_SIZE            0x8000
33 #define PE_LMEM_END             (PE_LMEM_BASE_ADDR + PE_LMEM_SIZE)
34
35 #define DMEM_BASE_ADDR          0x00000000
36 #define DMEM_SIZE               0x2000          /* TMU has less... */
37 #define DMEM_END                (DMEM_BASE_ADDR + DMEM_SIZE)
38
39 #define PMEM_BASE_ADDR          0x00010000
40 #define PMEM_SIZE               0x8000          /* TMU has less... */
41 #define PMEM_END                (PMEM_BASE_ADDR + PMEM_SIZE)
42
43 /* Memory ranges check from PE point of view/memory map */
44 #define IS_DMEM(addr, len)      (((unsigned long)(addr) >= DMEM_BASE_ADDR) &&\
45                                         (((unsigned long)(addr) +\
46                                         (len)) <= DMEM_END))
47 #define IS_PMEM(addr, len)      (((unsigned long)(addr) >= PMEM_BASE_ADDR) &&\
48                                         (((unsigned long)(addr) +\
49                                         (len)) <= PMEM_END))
50 #define IS_PE_LMEM(addr, len)   (((unsigned long)(addr) >= PE_LMEM_BASE_ADDR\
51                                         ) && (((unsigned long)(addr)\
52                                         + (len)) <= PE_LMEM_END))
53
54 #define IS_PFE_LMEM(addr, len)  (((unsigned long)(addr) >=\
55                                         CBUS_VIRT_TO_PFE(LMEM_BASE_ADDR)) &&\
56                                         (((unsigned long)(addr) + (len)) <=\
57                                         CBUS_VIRT_TO_PFE(LMEM_END)))
58 #define IS_PHYS_DDR(addr, len)  (((unsigned long)(addr) >=\
59                                         PFE_DDR_PHYS_BASE_ADDR) &&\
60                                         (((unsigned long)(addr) + (len)) <=\
61                                         PFE_DDR_PHYS_END))
62
63 /* Host View Address */
64 extern void *ddr_pfe_base_addr;
65
66 /* PFE View Address */
67 /* DDR physical base address as seen by PE's. */
68 #define PFE_DDR_PHYS_BASE_ADDR  0x03800000
69 #define PFE_DDR_PHYS_SIZE       0xC000000
70 #define PFE_DDR_PHYS_END        (PFE_DDR_PHYS_BASE_ADDR + PFE_DDR_PHYS_SIZE)
71 /* CBUS physical base address as seen by PE's. */
72 #define PFE_CBUS_PHYS_BASE_ADDR 0xc0000000
73
74 /* Host<->PFE Mapping */
75 #define DDR_PFE_TO_VIRT(p)      ((unsigned long int)((p) + 0x80000000))
76 #define CBUS_VIRT_TO_PFE(v)     (((v) - CBUS_BASE_ADDR) +\
77                                         PFE_CBUS_PHYS_BASE_ADDR)
78 #define CBUS_PFE_TO_VIRT(p)     (((p) - PFE_CBUS_PHYS_BASE_ADDR) +\
79                                         CBUS_BASE_ADDR)
80
81 enum {
82         CLASS0_ID = 0,
83         CLASS1_ID,
84         CLASS2_ID,
85         CLASS3_ID,
86         CLASS4_ID,
87         CLASS5_ID,
88
89         TMU0_ID,
90         TMU1_ID,
91         TMU2_ID,
92         TMU3_ID,
93         MAX_PE
94 };
95
96 #define CLASS_MASK      (BIT(CLASS0_ID) | BIT(CLASS1_ID) | BIT(CLASS2_ID)\
97                                 | BIT(CLASS3_ID) | BIT(CLASS4_ID) |\
98                                 BIT(CLASS5_ID))
99 #define CLASS_MAX_ID    CLASS5_ID
100
101 #define TMU_MASK        (BIT(TMU0_ID) | BIT(TMU1_ID) | BIT(TMU3_ID))
102 #define TMU_MAX_ID      TMU3_ID
103
104 /*
105  * PE information.
106  * Structure containing PE's specific information. It is used to create
107  * generic C functions common to all PEs.
108  * Before using the library functions this structure needs to be
109  * initialized with the different registers virtual addresses
110  * (according to the ARM MMU mmaping). The default initialization supports a
111  * virtual == physical mapping.
112  *
113  */
114 struct pe_info {
115         u32 dmem_base_addr;             /* PE's dmem base address */
116         u32 pmem_base_addr;             /* PE's pmem base address */
117         u32 pmem_size;                  /* PE's pmem size */
118
119         void *mem_access_wdata;        /* PE's _MEM_ACCESS_WDATA
120                                         * register address
121                                         */
122         void *mem_access_addr;         /* PE's _MEM_ACCESS_ADDR
123                                         * register address
124                                         */
125         void *mem_access_rdata;        /* PE's _MEM_ACCESS_RDATA
126                                         * register address
127                                         */
128 };
129
130 void pe_lmem_read(u32 *dst, u32 len, u32 offset);
131 void pe_lmem_write(u32 *src, u32 len, u32 offset);
132
133 u32 pe_pmem_read(int id, u32 addr, u8 size);
134 void pe_dmem_write(int id, u32 val, u32 addr, u8 size);
135 u32 pe_dmem_read(int id, u32 addr, u8 size);
136
137 int pe_load_elf_section(int id, const void *data, Elf32_Shdr *shdr);
138
139 void pfe_lib_init(void);
140
141 void bmu_init(void *base, struct bmu_cfg *cfg);
142 void bmu_enable(void *base);
143
144 void gpi_init(void *base, struct gpi_cfg *cfg);
145 void gpi_enable(void *base);
146 void gpi_disable(void *base);
147
148 void class_init(struct class_cfg *cfg);
149 void class_enable(void);
150 void class_disable(void);
151
152 void tmu_init(struct tmu_cfg *cfg);
153 void tmu_enable(u32 pe_mask);
154 void tmu_disable(u32 pe_mask);
155
156 void hif_init(void);
157 void hif_tx_enable(void);
158 void hif_tx_disable(void);
159 void hif_rx_enable(void);
160 void hif_rx_disable(void);
161 void hif_rx_desc_disable(void);
162
163 #endif /* _PFE_H_ */