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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2018 NXP
4  */
5 
6 #ifndef _SC_SCI_H
7 #define _SC_SCI_H
8 
9 #include <asm/arch/sci/types.h>
10 #include <asm/arch/sci/svc/misc/api.h>
11 #include <asm/arch/sci/svc/pad/api.h>
12 #include <asm/arch/sci/svc/pm/api.h>
13 #include <asm/arch/sci/svc/rm/api.h>
14 #include <asm/arch/sci/svc/seco/api.h>
15 #include <asm/arch/sci/rpc.h>
16 #include <dt-bindings/soc/imx_rsrc.h>
17 #include <linux/errno.h>
18 
sc_err_to_linux(sc_err_t err)19 static inline int sc_err_to_linux(sc_err_t err)
20 {
21 	int ret;
22 
23 	switch (err) {
24 	case SC_ERR_NONE:
25 		return 0;
26 	case SC_ERR_VERSION:
27 	case SC_ERR_CONFIG:
28 	case SC_ERR_PARM:
29 		ret = -EINVAL;
30 		break;
31 	case SC_ERR_NOACCESS:
32 	case SC_ERR_LOCKED:
33 	case SC_ERR_UNAVAILABLE:
34 		ret = -EACCES;
35 		break;
36 	case SC_ERR_NOTFOUND:
37 	case SC_ERR_NOPOWER:
38 		ret = -ENODEV;
39 		break;
40 	case SC_ERR_IPC:
41 		ret = -EIO;
42 		break;
43 	case SC_ERR_BUSY:
44 		ret = -EBUSY;
45 		break;
46 	case SC_ERR_FAIL:
47 		ret = -EIO;
48 		break;
49 	default:
50 		ret = 0;
51 		break;
52 	}
53 
54 	debug("%s %d %d\n", __func__, err, ret);
55 
56 	return ret;
57 }
58 
59 /* PM API*/
60 int sc_pm_set_resource_power_mode(sc_ipc_t ipc, sc_rsrc_t resource,
61 				  sc_pm_power_mode_t mode);
62 int sc_pm_get_resource_power_mode(sc_ipc_t ipc, sc_rsrc_t resource,
63 				  sc_pm_power_mode_t *mode);
64 int sc_pm_set_clock_rate(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
65 			 sc_pm_clock_rate_t *rate);
66 int sc_pm_get_clock_rate(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
67 			 sc_pm_clock_rate_t *rate);
68 int sc_pm_clock_enable(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
69 		       sc_bool_t enable, sc_bool_t autog);
70 int sc_pm_set_clock_parent(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
71 			   sc_pm_clk_parent_t parent);
72 int sc_pm_cpu_start(sc_ipc_t ipc, sc_rsrc_t resource, sc_bool_t enable,
73 		    sc_faddr_t address);
74 sc_bool_t sc_pm_is_partition_started(sc_ipc_t ipc, sc_rm_pt_t pt);
75 
76 /* MISC API */
77 int sc_misc_set_control(sc_ipc_t ipc, sc_rsrc_t resource,
78 			sc_ctrl_t ctrl, u32 val);
79 int sc_misc_get_control(sc_ipc_t ipc, sc_rsrc_t resource, sc_ctrl_t ctrl,
80 			u32 *val);
81 void sc_misc_get_boot_dev(sc_ipc_t ipc, sc_rsrc_t *boot_dev);
82 void sc_misc_boot_status(sc_ipc_t ipc, sc_misc_boot_status_t status);
83 void sc_misc_build_info(sc_ipc_t ipc, u32 *build, u32 *commit);
84 int sc_misc_otp_fuse_read(sc_ipc_t ipc, u32 word, u32 *val);
85 int sc_misc_get_temp(sc_ipc_t ipc, sc_rsrc_t resource, sc_misc_temp_t temp,
86 		     s16 *celsius, s8 *tenths);
87 
88 /* RM API */
89 sc_bool_t sc_rm_is_memreg_owned(sc_ipc_t ipc, sc_rm_mr_t mr);
90 int sc_rm_find_memreg(sc_ipc_t ipc, sc_rm_mr_t *mr, sc_faddr_t addr_start,
91 		      sc_faddr_t addr_end);
92 int sc_rm_set_memreg_permissions(sc_ipc_t ipc, sc_rm_mr_t mr,
93 				 sc_rm_pt_t pt, sc_rm_perm_t perm);
94 int sc_rm_get_memreg_info(sc_ipc_t ipc, sc_rm_mr_t mr, sc_faddr_t *addr_start,
95 			  sc_faddr_t *addr_end);
96 sc_bool_t sc_rm_is_resource_owned(sc_ipc_t ipc, sc_rsrc_t resource);
97 int sc_rm_partition_alloc(sc_ipc_t ipc, sc_rm_pt_t *pt, sc_bool_t secure,
98 			  sc_bool_t isolated, sc_bool_t restricted,
99 			  sc_bool_t grant, sc_bool_t coherent);
100 int sc_rm_partition_free(sc_ipc_t ipc, sc_rm_pt_t pt);
101 int sc_rm_get_partition(sc_ipc_t ipc, sc_rm_pt_t *pt);
102 int sc_rm_set_parent(sc_ipc_t ipc, sc_rm_pt_t pt, sc_rm_pt_t pt_parent);
103 int sc_rm_assign_resource(sc_ipc_t ipc, sc_rm_pt_t pt, sc_rsrc_t resource);
104 int sc_rm_assign_pad(sc_ipc_t ipc, sc_rm_pt_t pt, sc_pad_t pad);
105 sc_bool_t sc_rm_is_pad_owned(sc_ipc_t ipc, sc_pad_t pad);
106 int sc_rm_get_resource_owner(sc_ipc_t ipc, sc_rsrc_t resource,
107 			     sc_rm_pt_t *pt);
108 
109 /* PAD API */
110 int sc_pad_set(sc_ipc_t ipc, sc_pad_t pad, u32 val);
111 
112 /* SMMU API */
113 int sc_rm_set_master_sid(sc_ipc_t ipc, sc_rsrc_t resource, sc_rm_sid_t sid);
114 
115 /* SECO API */
116 int sc_seco_authenticate(sc_ipc_t ipc, sc_seco_auth_cmd_t cmd,
117 			 sc_faddr_t addr);
118 int sc_seco_forward_lifecycle(sc_ipc_t ipc, u32 change);
119 int sc_seco_chip_info(sc_ipc_t ipc, u16 *lc, u16 *monotonic, u32 *uid_l,
120 		      u32 *uid_h);
121 void sc_seco_build_info(sc_ipc_t ipc, u32 *version, u32 *commit);
122 int sc_seco_get_event(sc_ipc_t ipc, u8 idx, u32 *event);
123 int sc_seco_gen_key_blob(sc_ipc_t ipc, u32 id, sc_faddr_t load_addr,
124 			 sc_faddr_t export_addr, u16 max_size);
125 
126 #endif
127