ARM: socfpga: Add FPGA drivers for Arria 10 FPGA bitstream loading
[pandora-u-boot.git] / arch / arm / mach-socfpga / include / mach / fpga_manager_arria10.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2017-2019 Intel Corporation <www.intel.com>
4  * All rights reserved.
5  */
6
7 #include <asm/cache.h>
8 #include <altera.h>
9 #include <image.h>
10
11 #ifndef _FPGA_MANAGER_ARRIA10_H_
12 #define _FPGA_MANAGER_ARRIA10_H_
13
14 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_CRC_ERROR_SET_MSK           BIT(0)
15 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_EARLY_USERMODE_SET_MSK      BIT(1)
16 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_USERMODE_SET_MSK            BIT(2)
17 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_INITDONE_OE_SET_MSK         BIT(3)
18 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_NSTATUS_PIN_SET_MSK         BIT(4)
19 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_NSTATUS_OE_SET_MSK          BIT(5)
20 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_CONDONE_PIN_SET_MSK         BIT(6)
21 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_CONDONE_OE_SET_MSK          BIT(7)
22 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_CVP_CONF_DONE_SET_MSK       BIT(8)
23 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_PR_READY_SET_MSK            BIT(9)
24 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_PR_DONE_SET_MSK             BIT(10)
25 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_PR_ERROR_SET_MSK            BIT(11)
26 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_NCONFIG_PIN_SET_MSK         BIT(12)
27 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_NCEO_OE_SET_MSK             BIT(13)
28 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL0_SET_MSK               BIT(16)
29 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL1_SET_MSK               BIT(17)
30 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL2_SET_MSK               BIT(18)
31 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL_SET_MSD (\
32         ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL0_SET_MSK |\
33         ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL1_SET_MSK |\
34         ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL2_SET_MSK)
35 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_IMGCFG_FIFOEMPTY_SET_MSK    BIT(24)
36 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_IMGCFG_FIFOFULL_SET_MSK     BIT(25)
37 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_JTAGM_SET_MSK               BIT(28)
38 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_EMR_SET_MSK                 BIT(29)
39 #define ALT_FPGAMGR_IMGCFG_STAT_F2S_MSEL0_LSB                   16
40
41 #define ALT_FPGAMGR_IMGCFG_CTL_00_S2F_NENABLE_NCONFIG_SET_MSK   BIT(0)
42 #define ALT_FPGAMGR_IMGCFG_CTL_00_S2F_NENABLE_NSTATUS_SET_MSK   BIT(1)
43 #define ALT_FPGAMGR_IMGCFG_CTL_00_S2F_NENABLE_CONDONE_SET_MSK   BIT(2)
44 #define ALT_FPGAMGR_IMGCFG_CTL_00_S2F_NCONFIG_SET_MSK           BIT(8)
45 #define ALT_FPGAMGR_IMGCFG_CTL_00_S2F_NSTATUS_OE_SET_MSK        BIT(16)
46 #define ALT_FPGAMGR_IMGCFG_CTL_00_S2F_CONDONE_OE_SET_MSK        BIT(24)
47
48 #define ALT_FPGAMGR_IMGCFG_CTL_01_S2F_NENABLE_CONFIG_SET_MSK    BIT(0)
49 #define ALT_FPGAMGR_IMGCFG_CTL_01_S2F_PR_REQUEST_SET_MSK        BIT(16)
50 #define ALT_FPGAMGR_IMGCFG_CTL_01_S2F_NCE_SET_MSK               BIT(24)
51
52 #define ALT_FPGAMGR_IMGCFG_CTL_02_EN_CFG_CTRL_SET_MSK           BIT(0)
53 #define ALT_FPGAMGR_IMGCFG_CTL_02_EN_CFG_DATA_SET_MSK           BIT(8)
54 #define ALT_FPGAMGR_IMGCFG_CTL_02_CDRATIO_SET_MSK               0x00030000
55 #define ALT_FPGAMGR_IMGCFG_CTL_02_CFGWIDTH_SET_MSK              BIT(24)
56 #define ALT_FPGAMGR_IMGCFG_CTL_02_CDRATIO_LSB                   16
57
58 #define FPGA_SOCFPGA_A10_RBF_UNENCRYPTED        0xa65c
59 #define FPGA_SOCFPGA_A10_RBF_ENCRYPTED          0xa65d
60 #define FPGA_SOCFPGA_A10_RBF_PERIPH             0x0001
61 #define FPGA_SOCFPGA_A10_RBF_CORE               0x8001
62 #ifndef __ASSEMBLY__
63
64 struct socfpga_fpga_manager {
65         u32  _pad_0x0_0x7[2];
66         u32  dclkcnt;
67         u32  dclkstat;
68         u32  gpo;
69         u32  gpi;
70         u32  misci;
71         u32  _pad_0x1c_0x2f[5];
72         u32  emr_data0;
73         u32  emr_data1;
74         u32  emr_data2;
75         u32  emr_data3;
76         u32  emr_data4;
77         u32  emr_data5;
78         u32  emr_valid;
79         u32  emr_en;
80         u32  jtag_config;
81         u32  jtag_status;
82         u32  jtag_kick;
83         u32  _pad_0x5c_0x5f;
84         u32  jtag_data_w;
85         u32  jtag_data_r;
86         u32  _pad_0x68_0x6f[2];
87         u32  imgcfg_ctrl_00;
88         u32  imgcfg_ctrl_01;
89         u32  imgcfg_ctrl_02;
90         u32  _pad_0x7c_0x7f;
91         u32  imgcfg_stat;
92         u32  intr_masked_status;
93         u32  intr_mask;
94         u32  intr_polarity;
95         u32  dma_config;
96         u32  imgcfg_fifo_status;
97 };
98
99 enum rbf_type {
100         unknown,
101         periph_section,
102         core_section
103 };
104
105 enum rbf_security {
106         invalid,
107         unencrypted,
108         encrypted
109 };
110
111 struct rbf_info {
112         enum rbf_type section;
113         enum rbf_security security;
114 };
115
116 struct fpga_loadfs_info {
117         fpga_fs_info *fpga_fsinfo;
118         u32 remaining;
119         u32 offset;
120         struct rbf_info rbfinfo;
121 };
122
123 /* Functions */
124 int fpgamgr_program_init(u32 * rbf_data, size_t rbf_size);
125 int fpgamgr_program_finish(void);
126 int is_fpgamgr_user_mode(void);
127 int fpgamgr_wait_early_user_mode(void);
128 const char *get_fpga_filename(void);
129 int socfpga_loadfs(fpga_fs_info *fpga_fsinfo, const void *buf, size_t bsize,
130                   u32 offset);
131 void fpgamgr_program(const void *buf, size_t bsize, u32 offset);
132 #endif /* __ASSEMBLY__ */
133
134 #endif /* _FPGA_MANAGER_ARRIA10_H_ */