1 /*
2  * Copyright (c) 2019-2023, Intel Corporation. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef SOCFPGA_RESETMANAGER_H
8 #define SOCFPGA_RESETMANAGER_H
9 
10 #include "socfpga_plat_def.h"
11 
12 /* Status Response */
13 #define RSTMGR_RET_OK				0
14 #define RSTMGR_RET_ERROR			-1
15 
16 #define SOCFPGA_BRIDGE_ENABLE			BIT(0)
17 #define SOCFPGA_BRIDGE_HAS_MASK			BIT(1)
18 
19 #define SOC2FPGA_MASK				(1<<0)
20 #define LWHPS2FPGA_MASK				(1<<1)
21 #define FPGA2SOC_MASK				(1<<2)
22 #define F2SDRAM0_MASK				(1<<3)
23 #define F2SDRAM1_MASK				(1<<4)
24 #define F2SDRAM2_MASK				(1<<5)
25 
26 /* Register Mapping */
27 
28 #define SOCFPGA_RSTMGR_STAT			0x000
29 #define SOCFPGA_RSTMGR_MISCSTAT			0x008
30 #define SOCFPGA_RSTMGR_HDSKEN			0x010
31 #define SOCFPGA_RSTMGR_HDSKREQ			0x014
32 #define SOCFPGA_RSTMGR_HDSKACK			0x018
33 #define SOCFPGA_RSTMGR_HDSKSTALL		0x01C
34 #if PLATFORM_MODEL != PLAT_SOCFPGA_AGILEX5
35 #define SOCFPGA_RSTMGR_MPUMODRST		0x020
36 #endif
37 #define SOCFPGA_RSTMGR_PER0MODRST		0x024
38 #define SOCFPGA_RSTMGR_PER1MODRST		0x028
39 #define SOCFPGA_RSTMGR_BRGMODRST		0x02C
40 #if PLATFORM_MODEL != PLAT_SOCFPGA_AGILEX5
41 #define SOCFPGA_RSTMGR_COLDMODRST		0x034
42 #endif
43 #define SOCFPGA_RSTMGR_DBGMODRST		0x03C
44 #define SOCFPGA_RSTMGR_BRGWARMMASK		0x04C
45 #define SOCFPGA_RSTMGR_TSTSTA			0x05C
46 #define SOCFPGA_RSTMGR_HDSKTIMEOUT		0x064
47 #define SOCFPGA_RSTMGR_DBGHDSKTIMEOUT		0x06C
48 #define SOCFPGA_RSTMGR_DBGRSTCMPLT		0x070
49 #define SOCFPGA_RSTMGR_HPSRSTCMPLT		0x080
50 #define SOCFPGA_RSTMGR_CPUINREST		0x090
51 #define SOCFPGA_RSTMGR_CPURSTRELEASE		0x094
52 #define SOCFPGA_RSTMGR_CPUBASELOW_0		0x098
53 #define SOCFPGA_RSTMGR_CPUBASEHIGH_0		0x09C
54 #define SOCFPGA_RSTMGR_CPUBASELOW_1		0x0A0
55 #define SOCFPGA_RSTMGR_CPUBASEHIGH_1		0x0A4
56 #define SOCFPGA_RSTMGR_CPUBASELOW_2		0x0A8
57 #define SOCFPGA_RSTMGR_CPUBASEHIGH_2		0x0AC
58 #define SOCFPGA_RSTMGR_CPUBASELOW_3		0x0B0
59 #define SOCFPGA_RSTMGR_CPUBASEHIGH_3		0x0B4
60 
61 /* Field Mapping */
62 /* PER0MODRST */
63 #define RSTMGR_PER0MODRST_EMAC0			0x00000001	//TSN0
64 #define RSTMGR_PER0MODRST_EMAC1			0x00000002	//TSN1
65 #define RSTMGR_PER0MODRST_EMAC2			0x00000004	//TSN2
66 #define RSTMGR_PER0MODRST_USB0			0x00000008
67 #define RSTMGR_PER0MODRST_USB1			0x00000010
68 #define RSTMGR_PER0MODRST_NAND			0x00000020
69 #define RSTMGR_PER0MODRST_SOFTPHY		0x00000040
70 #define RSTMGR_PER0MODRST_SDMMC			0x00000080
71 #define RSTMGR_PER0MODRST_EMAC0OCP		0x00000100	//TSN0ECC
72 #define RSTMGR_PER0MODRST_EMAC1OCP		0x00000200	//TSN1ECC
73 #define RSTMGR_PER0MODRST_EMAC2OCP		0x00000400	//TSN2ECC
74 #define RSTMGR_PER0MODRST_USB0OCP		0x00000800
75 #define RSTMGR_PER0MODRST_USB1OCP		0x00001000
76 #define RSTMGR_PER0MODRST_NANDOCP		0x00002000
77 #define RSTMGR_PER0MODRST_SDMMCOCP		0x00008000
78 #define RSTMGR_PER0MODRST_DMA			0x00010000
79 #define RSTMGR_PER0MODRST_SPIM0			0x00020000
80 #define RSTMGR_PER0MODRST_SPIM1			0x00040000
81 #define RSTMGR_PER0MODRST_SPIS0			0x00080000
82 #define RSTMGR_PER0MODRST_SPIS1			0x00100000
83 #define RSTMGR_PER0MODRST_DMAOCP		0x00200000
84 #define RSTMGR_PER0MODRST_EMACPTP		0x00400000
85 #define RSTMGR_PER0MODRST_DMAIF0		0x01000000
86 #define RSTMGR_PER0MODRST_DMAIF1		0x02000000
87 #define RSTMGR_PER0MODRST_DMAIF2		0x04000000
88 #define RSTMGR_PER0MODRST_DMAIF3		0x08000000
89 #define RSTMGR_PER0MODRST_DMAIF4		0x10000000
90 #define RSTMGR_PER0MODRST_DMAIF5		0x20000000
91 #define RSTMGR_PER0MODRST_DMAIF6		0x40000000
92 #define RSTMGR_PER0MODRST_DMAIF7		0x80000000
93 
94 /* PER1MODRST */
95 #define RSTMGR_PER1MODRST_WATCHDOG0		0x00000001
96 #define RSTMGR_PER1MODRST_WATCHDOG1		0x00000002
97 #define RSTMGR_PER1MODRST_WATCHDOG2		0x00000004
98 #define RSTMGR_PER1MODRST_WATCHDOG3		0x00000008
99 #define RSTMGR_PER1MODRST_L4SYSTIMER0		0x00000010
100 #define RSTMGR_PER1MODRST_L4SYSTIMER1		0x00000020
101 #define RSTMGR_PER1MODRST_SPTIMER0		0x00000040
102 #define RSTMGR_PER1MODRST_SPTIMER1		0x00000080
103 #define RSTMGR_PER1MODRST_I2C0			0x00000100
104 #define RSTMGR_PER1MODRST_I2C1			0x00000200
105 #define RSTMGR_PER1MODRST_I2C2			0x00000400
106 #define RSTMGR_PER1MODRST_I2C3			0x00000800
107 #define RSTMGR_PER1MODRST_I2C4			0x00001000
108 #define RSTMGR_PER1MODRST_I3C0			0x00002000
109 #define RSTMGR_PER1MODRST_I3C1			0x00004000
110 #define RSTMGR_PER1MODRST_UART0			0x00010000
111 #define RSTMGR_PER1MODRST_UART1			0x00020000
112 #define RSTMGR_PER1MODRST_GPIO0			0x01000000
113 #define RSTMGR_PER1MODRST_GPIO1			0x02000000
114 #define RSTMGR_PER1MODRST_WATCHDOG4		0x04000000
115 
116 /* HDSKEN */
117 #define RSTMGR_HDSKEN_EMIF_FLUSH		0x00000001
118 #define RSTMGR_HDSKEN_FPGAHSEN			0x00000004
119 #define RSTMGR_HDSKEN_ETRSTALLEN		0x00000008
120 #define RSTMGR_HDSKEN_LWS2F_FLUSH		0x00000200
121 #define RSTMGR_HDSKEN_S2F_FLUSH			0x00000400
122 #define RSTMGR_HDSKEN_F2SDRAM_FLUSH		0x00000800
123 #define RSTMGR_HDSKEN_F2S_FLUSH			0x00001000
124 #define RSTMGR_HDSKEN_L3NOC_DBG			0x00010000
125 #define RSTMGR_HDSKEN_DEBUG_L3NOC		0x00020000
126 
127 /* HDSKREQ */
128 #define RSTMGR_HDSKREQ_EMIFFLUSHREQ		0x00000001
129 #define RSTMGR_HDSKREQ_ETRSTALLREQ		0x00000008
130 #define RSTMGR_HDSKREQ_LWS2F_FLUSH		0x00000200
131 #define RSTMGR_HDSKREQ_S2F_FLUSH		0x00000400
132 #define RSTMGR_HDSKREQ_F2SDRAM_FLUSH		0x00000800
133 #define RSTMGR_HDSKREQ_F2S_FLUSH		0x00001000
134 #define RSTMGR_HDSKREQ_L3NOC_DBG		0x00010000
135 #define RSTMGR_HDSKREQ_DEBUG_L3NOC		0x00020000
136 #define RSTMGR_HDSKREQ_FPGAHSREQ		0x00000004
137 #define RSTMGR_HDSKREQ_LWSOC2FPGAREQ		0x00000200
138 #define RSTMGR_HDSKREQ_SOC2FPGAREQ		0x00000400
139 #define RSTMGR_HDSKREQ_F2SDRAM0REQ		0x00000800
140 #define RSTMGR_HDSKREQ_FPGA2SOCREQ		0x00001000
141 
142 /* HDSKACK */
143 #define RSTMGR_HDSKACK_EMIFFLUSHREQ		0x00000001
144 #define RSTMGR_HDSKACK_FPGAHSREQ		0x00000004
145 #define RSTMGR_HDSKACK_ETRSTALLREQ		0x00000008
146 #define RSTMGR_HDSKACK_LWS2F_FLUSH		0x00000200
147 #define RSTMGR_HDSKACK_S2F_FLUSH		0x00000400
148 #define RSTMGR_HDSKACK_F2SDRAM_FLUSH		0x00000800
149 #define RSTMGR_HDSKACK_F2S_FLUSH		0x00001000
150 #define RSTMGR_HDSKACK_L3NOC_DBG		0x00010000
151 #define RSTMGR_HDSKACK_DEBUG_L3NOC		0x00020000
152 #define RSTMGR_HDSKACK_FPGAHSACK		0x00000004
153 #define RSTMGR_HDSKACK_LWSOC2FPGAACK		0x00000200
154 #define RSTMGR_HDSKACK_SOC2FPGAACK		0x00000400
155 #define RSTMGR_HDSKACK_F2SDRAM0ACK		0x00000800
156 #define RSTMGR_HDSKACK_FPGA2SOCACK		0x00001000
157 #define RSTMGR_HDSKACK_FPGAHSACK_DASRT		0x00000000
158 #define RSTMGR_HDSKACK_LWSOC2FPGAACK_DASRT	0x00000000
159 #define RSTMGR_HDSKACK_SOC2FPGAACK_DASRT	0x00000000
160 #define RSTMGR_HDSKACK_F2SDRAM0ACK_DASRT	0x00000000
161 #define RSTMGR_HDSKACK_FPGA2SOCACK_DASRT	0x00000000
162 
163 /* HDSKSTALL */
164 #define RSTMGR_HDSKACK_ETRSTALLWARMRST		0x00000001
165 
166 /* BRGMODRST */
167 #define RSTMGR_BRGMODRST_SOC2FPGA		0x00000001
168 #define RSTMGR_BRGMODRST_LWHPS2FPGA		0x00000002
169 #define RSTMGR_BRGMODRST_FPGA2SOC		0x00000004
170 #define RSTMGR_BRGMODRST_F2SSDRAM0		0x00000008
171 #if PLATFORM_MODEL == PLAT_SOCFPGA_STRATIX10
172 #define RSTMGR_BRGMODRST_F2SSDRAM1		0x10
173 #define RSTMGR_BRGMODRST_F2SSDRAM2		0x20
174 #define RSTMGR_BRGMODRST_DDRSCH			0x40
175 #elif PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
176 #define RSTMGR_BRGMODRST_F2SSDRAM1		0x10
177 #define RSTMGR_BRGMODRST_F2SSDRAM2		0x20
178 #endif
179 
180 #define RSTMGR_BRGMODRST_MPFE			0x40
181 
182 /* DBGMODRST */
183 #define RSTMGR_DBGMODRST_DBG_RST		0x00000001
184 
185 /* BRGMODRSTMASK */
186 #define RSTMGR_BRGMODRSTMASK_SOC2FPGA		0x00000001
187 #define RSTMGR_BRGMODRSTMASK_LWHPS2FPGA		0x00000002
188 #define RSTMGR_BRGMODRSTMASK_FPGA2SOC		0x00000004
189 #define RSTMGR_BRGMODRSTMASK_F2SDRAM0		0x00000008
190 #define RSTMGR_BRGMODRSTMASK_MPFE		0x00000040
191 
192 /* TSTSTA */
193 #define RSTMGR_TSTSTA_RSTST			0x0000001F
194 
195 /* HDSKTIMEOUT */
196 #define RSTMGR_HDSKTIMEOUT_VAL			0xFFFFFFFF
197 
198 /* DBGHDSKTIMEOUT */
199 #define RSTMGR_DBGHDSKTIMEOUT_VAL		0xFFFFFFFF
200 
201 /* DBGRSTCMPLT */
202 #define RSTMGR_DBGRSTCMPLT_VAL			0xFFFFFFFF
203 
204 /* HPSRSTCMPLT */
205 #define RSTMGR_DBGRSTCMPLT_VAL			0xFFFFFFFF
206 
207 /* CPUINRESET */
208 #define RSTMGR_CPUINRESET_CPU0			0x00000001
209 #define RSTMGR_CPUINRESET_CPU1			0x00000002
210 #define RSTMGR_CPUINRESET_CPU2			0x00000004
211 #define RSTMGR_CPUINRESET_CPU3			0x00000008
212 
213 /* CPUSTRELEASE */
214 #define RSTMGR_CPUSTRELEASE_CPUx		0x10D11094
215 
216 /* CPUxRESETBASE */
217 #define RSTMGR_CPUxRESETBASELOW_CPU0		0x10D11098
218 #define RSTMGR_CPUxRESETBASEHIGH_CPU0		0x10D1109C
219 #define RSTMGR_CPUxRESETBASELOW_CPU1		0x10D110A0
220 #define RSTMGR_CPUxRESETBASEHIGH_CPU1		0x10D110A4
221 #define RSTMGR_CPUxRESETBASELOW_CPU2		0x10D110A8
222 #define RSTMGR_CPUxRESETBASEHIGH_CPU2		0x10D110AC
223 #define RSTMGR_CPUxRESETBASELOW_CPU3		0x10D110B0
224 #define RSTMGR_CPUxRESETBASEHIGH_CPU3		0x10D110B4
225 
226 /* Definitions */
227 
228 #define RSTMGR_L2_MODRST			0x0100
229 #define RSTMGR_HDSKEN_SET			0x010D
230 
231 /* Macros */
232 #define SOCFPGA_RSTMGR(_reg)			(SOCFPGA_RSTMGR_REG_BASE + (SOCFPGA_RSTMGR_##_reg))
233 #define RSTMGR_FIELD(_reg, _field)		(RSTMGR_##_reg##MODRST_##_field)
234 
235 /* Reset type to SDM from PSCI */
236 // Temp add macro here for reset type
237 #define SOCFPGA_RESET_TYPE_COLD			0
238 #define SOCFPGA_RESET_TYPE_WARM			1
239 
240 /* Function Declarations */
241 
242 void deassert_peripheral_reset(void);
243 void config_hps_hs_before_warm_reset(void);
244 
245 int socfpga_bridges_reset(uint32_t mask);
246 int socfpga_bridges_enable(uint32_t mask);
247 int socfpga_bridges_disable(uint32_t mask);
248 
249 int socfpga_cpurstrelease(unsigned int cpu_id);
250 int socfpga_cpu_reset_base(unsigned int cpu_id);
251 
252 /* SMP: Func proto */
253 void bl31_plat_set_secondary_cpu_entrypoint(unsigned int cpu_id);
254 void bl31_plat_set_secondary_cpu_off(void);
255 
256 #endif /* SOCFPGA_RESETMANAGER_H */
257