1 | /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ |
2 | /* |
3 | * Copyright (C) 2023-24 Advanced Micro Devices, Inc. All rights reserved. |
4 | */ |
5 | |
6 | #ifndef __AMD_MANAGER_H |
7 | #define __AMD_MANAGER_H |
8 | |
9 | #include <linux/soundwire/sdw_amd.h> |
10 | |
11 | #define SDW_MANAGER_REG_OFFSET 0xc00 |
12 | #define AMD_SDW_DEFAULT_ROWS 50 |
13 | #define AMD_SDW_DEFAULT_COLUMNS 10 |
14 | #define ACP_PAD_PULLDOWN_CTRL 0x0001448 |
15 | #define ACP_SW_PAD_KEEPER_EN 0x0001454 |
16 | #define ACP_SW0_WAKE_EN 0x0001458 |
17 | #define ACP_EXTERNAL_INTR_CNTL0 0x0001a04 |
18 | #define ACP_EXTERNAL_INTR_STAT0 0x0001a0c |
19 | #define ACP_EXTERNAL_INTR_CNTL(i) (ACP_EXTERNAL_INTR_CNTL0 + ((i) * 4)) |
20 | #define ACP_EXTERNAL_INTR_STAT(i) (ACP_EXTERNAL_INTR_STAT0 + ((i) * 4)) |
21 | #define ACP_SW_WAKE_EN(i) (ACP_SW0_WAKE_EN + ((i) * 8)) |
22 | |
23 | #define ACP_SW_EN 0x0003000 |
24 | #define ACP_SW_EN_STATUS 0x0003004 |
25 | #define ACP_SW_FRAMESIZE 0x0003008 |
26 | #define ACP_SW_SSP_COUNTER 0x000300c |
27 | #define ACP_SW_AUDIO0_TX_EN 0x0003010 |
28 | #define ACP_SW_AUDIO0_TX_EN_STATUS 0x0003014 |
29 | #define ACP_SW_AUDIO0_TX_FRAME_FORMAT 0x0003018 |
30 | #define ACP_SW_AUDIO0_TX_SAMPLEINTERVAL 0x000301c |
31 | #define ACP_SW_AUDIO0_TX_HCTRL_DP0 0x0003020 |
32 | #define ACP_SW_AUDIO0_TX_HCTRL_DP1 0x0003024 |
33 | #define ACP_SW_AUDIO0_TX_HCTRL_DP2 0x0003028 |
34 | #define ACP_SW_AUDIO0_TX_HCTRL_DP3 0x000302c |
35 | #define ACP_SW_AUDIO0_TX_OFFSET_DP0 0x0003030 |
36 | #define ACP_SW_AUDIO0_TX_OFFSET_DP1 0x0003034 |
37 | #define ACP_SW_AUDIO0_TX_OFFSET_DP2 0x0003038 |
38 | #define ACP_SW_AUDIO0_TX_OFFSET_DP3 0x000303c |
39 | #define ACP_SW_AUDIO0_TX_CHANNEL_ENABLE_DP0 0x0003040 |
40 | #define ACP_SW_AUDIO0_TX_CHANNEL_ENABLE_DP1 0x0003044 |
41 | #define ACP_SW_AUDIO0_TX_CHANNEL_ENABLE_DP2 0x0003048 |
42 | #define ACP_SW_AUDIO0_TX_CHANNEL_ENABLE_DP3 0x000304c |
43 | #define ACP_SW_AUDIO1_TX_EN 0x0003050 |
44 | #define ACP_SW_AUDIO1_TX_EN_STATUS 0x0003054 |
45 | #define ACP_SW_AUDIO1_TX_FRAME_FORMAT 0x0003058 |
46 | #define ACP_SW_AUDIO1_TX_SAMPLEINTERVAL 0x000305c |
47 | #define ACP_SW_AUDIO1_TX_HCTRL 0x0003060 |
48 | #define ACP_SW_AUDIO1_TX_OFFSET 0x0003064 |
49 | #define ACP_SW_AUDIO1_TX_CHANNEL_ENABLE_DP0 0x0003068 |
50 | #define ACP_SW_AUDIO2_TX_EN 0x000306c |
51 | #define ACP_SW_AUDIO2_TX_EN_STATUS 0x0003070 |
52 | #define ACP_SW_AUDIO2_TX_FRAME_FORMAT 0x0003074 |
53 | #define ACP_SW_AUDIO2_TX_SAMPLEINTERVAL 0x0003078 |
54 | #define ACP_SW_AUDIO2_TX_HCTRL 0x000307c |
55 | #define ACP_SW_AUDIO2_TX_OFFSET 0x0003080 |
56 | #define ACP_SW_AUDIO2_TX_CHANNEL_ENABLE_DP0 0x0003084 |
57 | #define ACP_SW_AUDIO0_RX_EN 0x0003088 |
58 | #define ACP_SW_AUDIO0_RX_EN_STATUS 0x000308c |
59 | #define ACP_SW_AUDIO0_RX_FRAME_FORMAT 0x0003090 |
60 | #define ACP_SW_AUDIO0_RX_SAMPLEINTERVAL 0x0003094 |
61 | #define ACP_SW_AUDIO0_RX_HCTRL_DP0 0x0003098 |
62 | #define ACP_SW_AUDIO0_RX_HCTRL_DP1 0x000309c |
63 | #define ACP_SW_AUDIO0_RX_HCTRL_DP2 0x0003100 |
64 | #define ACP_SW_AUDIO0_RX_HCTRL_DP3 0x0003104 |
65 | #define ACP_SW_AUDIO0_RX_OFFSET_DP0 0x0003108 |
66 | #define ACP_SW_AUDIO0_RX_OFFSET_DP1 0x000310c |
67 | #define ACP_SW_AUDIO0_RX_OFFSET_DP2 0x0003110 |
68 | #define ACP_SW_AUDIO0_RX_OFFSET_DP3 0x0003114 |
69 | #define ACP_SW_AUDIO0_RX_CHANNEL_ENABLE_DP0 0x0003118 |
70 | #define ACP_SW_AUDIO0_RX_CHANNEL_ENABLE_DP1 0x000311c |
71 | #define ACP_SW_AUDIO0_RX_CHANNEL_ENABLE_DP2 0x0003120 |
72 | #define ACP_SW_AUDIO0_RX_CHANNEL_ENABLE_DP3 0x0003124 |
73 | #define ACP_SW_AUDIO1_RX_EN 0x0003128 |
74 | #define ACP_SW_AUDIO1_RX_EN_STATUS 0x000312c |
75 | #define ACP_SW_AUDIO1_RX_FRAME_FORMAT 0x0003130 |
76 | #define ACP_SW_AUDIO1_RX_SAMPLEINTERVAL 0x0003134 |
77 | #define ACP_SW_AUDIO1_RX_HCTRL 0x0003138 |
78 | #define ACP_SW_AUDIO1_RX_OFFSET 0x000313c |
79 | #define ACP_SW_AUDIO1_RX_CHANNEL_ENABLE_DP0 0x0003140 |
80 | #define ACP_SW_AUDIO2_RX_EN 0x0003144 |
81 | #define ACP_SW_AUDIO2_RX_EN_STATUS 0x0003148 |
82 | #define ACP_SW_AUDIO2_RX_FRAME_FORMAT 0x000314c |
83 | #define ACP_SW_AUDIO2_RX_SAMPLEINTERVAL 0x0003150 |
84 | #define ACP_SW_AUDIO2_RX_HCTRL 0x0003154 |
85 | #define ACP_SW_AUDIO2_RX_OFFSET 0x0003158 |
86 | #define ACP_SW_AUDIO2_RX_CHANNEL_ENABLE_DP0 0x000315c |
87 | #define ACP_SW_BPT_PORT_EN 0x0003160 |
88 | #define ACP_SW_BPT_PORT_EN_STATUS 0x0003164 |
89 | #define ACP_SW_BPT_PORT_FRAME_FORMAT 0x0003168 |
90 | #define ACP_SW_BPT_PORT_SAMPLEINTERVAL 0x000316c |
91 | #define ACP_SW_BPT_PORT_HCTRL 0x0003170 |
92 | #define ACP_SW_BPT_PORT_OFFSET 0x0003174 |
93 | #define ACP_SW_BPT_PORT_CHANNEL_ENABLE 0x0003178 |
94 | #define ACP_SW_BPT_PORT_FIRST_BYTE_ADDR 0x000317c |
95 | #define ACP_SW_CLK_RESUME_CTRL 0x0003180 |
96 | #define ACP_SW_CLK_RESUME_DELAY_CNTR 0x0003184 |
97 | #define ACP_SW_BUS_RESET_CTRL 0x0003188 |
98 | #define ACP_SW_PRBS_ERR_STATUS 0x000318c |
99 | #define ACP_SW_IMM_CMD_UPPER_WORD 0x0003230 |
100 | #define ACP_SW_IMM_CMD_LOWER_QWORD 0x0003234 |
101 | #define ACP_SW_IMM_RESP_UPPER_WORD 0x0003238 |
102 | #define ACP_SW_IMM_RESP_LOWER_QWORD 0x000323c |
103 | #define ACP_SW_IMM_CMD_STS 0x0003240 |
104 | #define ACP_SW_BRA_BASE_ADDRESS 0x0003244 |
105 | #define ACP_SW_BRA_TRANSFER_SIZE 0x0003248 |
106 | #define ACP_SW_BRA_DMA_BUSY 0x000324c |
107 | #define ACP_SW_BRA_RESP 0x0003250 |
108 | #define ACP_SW_BRA_RESP_FRAME_ADDR 0x0003254 |
109 | #define ACP_SW_BRA_CURRENT_TRANSFER_SIZE 0x0003258 |
110 | #define ACP_SW_STATE_CHANGE_STATUS_0TO7 0x000325c |
111 | #define ACP_SW_STATE_CHANGE_STATUS_8TO11 0x0003260 |
112 | #define ACP_SW_STATE_CHANGE_STATUS_MASK_0TO7 0x0003264 |
113 | #define ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11 0x0003268 |
114 | #define ACP_SW_CLK_FREQUENCY_CTRL 0x000326c |
115 | #define ACP_SW_ERROR_INTR_MASK 0x0003270 |
116 | #define ACP_SW_PHY_TEST_MODE_DATA_OFF 0x0003274 |
117 | |
118 | #define ACP_DELAY_US 10 |
119 | #define AMD_SDW_TIMEOUT 1000 |
120 | #define AMD_SDW_DEFAULT_CLK_FREQ 12000000 |
121 | |
122 | #define AMD_SDW_MCP_RESP_ACK BIT(0) |
123 | #define AMD_SDW_MCP_RESP_NACK BIT(1) |
124 | #define AMD_SDW_MCP_RESP_RDATA GENMASK(14, 7) |
125 | |
126 | #define AMD_SDW_MCP_CMD_SSP_TAG BIT(31) |
127 | #define AMD_SDW_MCP_CMD_COMMAND GENMASK(14, 12) |
128 | #define AMD_SDW_MCP_CMD_DEV_ADDR GENMASK(11, 8) |
129 | #define AMD_SDW_MCP_CMD_REG_ADDR_HIGH GENMASK(7, 0) |
130 | #define AMD_SDW_MCP_CMD_REG_ADDR_LOW GENMASK(31, 24) |
131 | #define AMD_SDW_MCP_CMD_REG_DATA GENMASK(14, 7) |
132 | #define AMD_SDW_MCP_SLAVE_STAT_0_3 GENMASK(14, 7) |
133 | #define AMD_SDW_MCP_SLAVE_STAT_4_11 GENMASK_ULL(39, 24) |
134 | #define AMD_SDW_MCP_SLAVE_STATUS_MASK GENMASK(1, 0) |
135 | #define AMD_SDW_MCP_SLAVE_STATUS_BITS GENMASK(3, 2) |
136 | #define AMD_SDW_MCP_SLAVE_STATUS_8TO_11 GENMASK_ULL(15, 0) |
137 | #define AMD_SDW_MCP_SLAVE_STATUS_VALID_MASK(x) BIT(((x) * 4)) |
138 | #define AMD_SDW_MCP_SLAVE_STAT_SHIFT_MASK(x) (((x) * 4) + 1) |
139 | |
140 | #define AMD_SDW_MASTER_SUSPEND_DELAY_MS 2000 |
141 | #define AMD_SDW_QUIRK_MASK_BUS_ENABLE BIT(0) |
142 | |
143 | #define AMD_SDW_IMM_RES_VALID 1 |
144 | #define AMD_SDW_IMM_CMD_BUSY 2 |
145 | #define AMD_SDW_ENABLE 1 |
146 | #define AMD_SDW_DISABLE 0 |
147 | #define AMD_SDW_BUS_RESET_CLEAR_REQ 0 |
148 | #define AMD_SDW_BUS_RESET_REQ 1 |
149 | #define AMD_SDW_BUS_RESET_DONE 2 |
150 | #define AMD_SDW_BUS_BASE_FREQ 24000000 |
151 | |
152 | #define AMD_SDW0_EXT_INTR_MASK 0x200000 |
153 | #define AMD_SDW1_EXT_INTR_MASK 4 |
154 | #define AMD_SDW_IRQ_MASK_0TO7 0x77777777 |
155 | #define AMD_SDW_IRQ_MASK_8TO11 0x000d7777 |
156 | #define AMD_SDW_IRQ_ERROR_MASK 0xff |
157 | #define AMD_SDW_MAX_FREQ_NUM 1 |
158 | #define AMD_SDW0_MAX_TX_PORTS 3 |
159 | #define AMD_SDW0_MAX_RX_PORTS 3 |
160 | #define AMD_SDW1_MAX_TX_PORTS 1 |
161 | #define AMD_SDW1_MAX_RX_PORTS 1 |
162 | #define AMD_SDW0_MAX_DAI 6 |
163 | #define AMD_SDW1_MAX_DAI 2 |
164 | #define AMD_SDW_SLAVE_0_ATTACHED 5 |
165 | #define AMD_SDW_SSP_COUNTER_VAL 3 |
166 | |
167 | #define AMD_DPN_FRAME_FMT_PFM GENMASK(1, 0) |
168 | #define AMD_DPN_FRAME_FMT_PDM GENMASK(3, 2) |
169 | #define AMD_DPN_FRAME_FMT_BLK_PKG_MODE BIT(4) |
170 | #define AMD_DPN_FRAME_FMT_BLK_GRP_CTRL GENMASK(6, 5) |
171 | #define AMD_DPN_FRAME_FMT_WORD_LEN GENMASK(12, 7) |
172 | #define AMD_DPN_FRAME_FMT_PCM_OR_PDM BIT(13) |
173 | #define AMD_DPN_HCTRL_HSTOP GENMASK(3, 0) |
174 | #define AMD_DPN_HCTRL_HSTART GENMASK(7, 4) |
175 | #define AMD_DPN_OFFSET_CTRL_1 GENMASK(7, 0) |
176 | #define AMD_DPN_OFFSET_CTRL_2 GENMASK(15, 8) |
177 | #define AMD_DPN_CH_EN_LCTRL GENMASK(2, 0) |
178 | #define AMD_DPN_CH_EN_CHMASK GENMASK(10, 3) |
179 | #define AMD_SDW_STAT_MAX_RETRY_COUNT 100 |
180 | #define AMD_SDW0_PAD_PULLDOWN_CTRL_ENABLE_MASK 0x7f9f |
181 | #define AMD_SDW1_PAD_PULLDOWN_CTRL_ENABLE_MASK 0x7ffa |
182 | #define AMD_SDW0_PAD_PULLDOWN_CTRL_DISABLE_MASK 0x60 |
183 | #define AMD_SDW1_PAD_PULLDOWN_CTRL_DISABLE_MASK 5 |
184 | #define AMD_SDW0_PAD_KEEPER_EN_MASK 1 |
185 | #define AMD_SDW1_PAD_KEEPER_EN_MASK 0x10 |
186 | #define AMD_SDW0_PAD_KEEPER_DISABLE_MASK 0x1e |
187 | #define AMD_SDW1_PAD_KEEPER_DISABLE_MASK 0xf |
188 | #define AMD_SDW_PREQ_INTR_STAT BIT(19) |
189 | #define AMD_SDW_CLK_STOP_DONE 1 |
190 | #define AMD_SDW_CLK_RESUME_REQ 2 |
191 | #define AMD_SDW_CLK_RESUME_DONE 3 |
192 | #define AMD_SDW_WAKE_STAT_MASK BIT(16) |
193 | |
194 | static u32 amd_sdw_freq_tbl[AMD_SDW_MAX_FREQ_NUM] = { |
195 | AMD_SDW_DEFAULT_CLK_FREQ, |
196 | }; |
197 | |
198 | struct sdw_manager_dp_reg { |
199 | u32 frame_fmt_reg; |
200 | u32 sample_int_reg; |
201 | u32 hctrl_dp0_reg; |
202 | u32 offset_reg; |
203 | u32 lane_ctrl_ch_en_reg; |
204 | }; |
205 | |
206 | /* |
207 | * SDW0 Manager instance registers 6 CPU DAI (3 TX & 3 RX Ports) |
208 | * whereas SDW1 Manager Instance registers 2 CPU DAI (one TX & one RX port) |
209 | * Below is the CPU DAI <->Manager port number mapping |
210 | * i.e SDW0 Pin0 -> port number 0 -> AUDIO0 TX |
211 | * SDW0 Pin1 -> Port number 1 -> AUDIO1 TX |
212 | * SDW0 Pin2 -> Port number 2 -> AUDIO2 TX |
213 | * SDW0 Pin3 -> port number 3 -> AUDIO0 RX |
214 | * SDW0 Pin4 -> Port number 4 -> AUDIO1 RX |
215 | * SDW0 Pin5 -> Port number 5 -> AUDIO2 RX |
216 | * Whereas for SDW1 instance |
217 | * SDW1 Pin0 -> port number 0 -> AUDIO1 TX |
218 | * SDW1 Pin1 -> Port number 1 -> AUDIO1 RX |
219 | * Same mapping should be used for programming DMA controller registers in SoundWire DMA driver. |
220 | * i.e if AUDIO0 TX channel is selected then we need to use AUDIO0 TX registers for DMA programming |
221 | * in SoundWire DMA driver. |
222 | */ |
223 | |
224 | static struct sdw_manager_dp_reg sdw0_manager_dp_reg[AMD_SDW0_MAX_DAI] = { |
225 | {ACP_SW_AUDIO0_TX_FRAME_FORMAT, ACP_SW_AUDIO0_TX_SAMPLEINTERVAL, ACP_SW_AUDIO0_TX_HCTRL_DP0, |
226 | ACP_SW_AUDIO0_TX_OFFSET_DP0, ACP_SW_AUDIO0_TX_CHANNEL_ENABLE_DP0}, |
227 | {ACP_SW_AUDIO1_TX_FRAME_FORMAT, ACP_SW_AUDIO1_TX_SAMPLEINTERVAL, ACP_SW_AUDIO1_TX_HCTRL, |
228 | ACP_SW_AUDIO1_TX_OFFSET, ACP_SW_AUDIO1_TX_CHANNEL_ENABLE_DP0}, |
229 | {ACP_SW_AUDIO2_TX_FRAME_FORMAT, ACP_SW_AUDIO2_TX_SAMPLEINTERVAL, ACP_SW_AUDIO2_TX_HCTRL, |
230 | ACP_SW_AUDIO2_TX_OFFSET, ACP_SW_AUDIO2_TX_CHANNEL_ENABLE_DP0}, |
231 | {ACP_SW_AUDIO0_RX_FRAME_FORMAT, ACP_SW_AUDIO0_RX_SAMPLEINTERVAL, ACP_SW_AUDIO0_RX_HCTRL_DP0, |
232 | ACP_SW_AUDIO0_RX_OFFSET_DP0, ACP_SW_AUDIO0_RX_CHANNEL_ENABLE_DP0}, |
233 | {ACP_SW_AUDIO1_RX_FRAME_FORMAT, ACP_SW_AUDIO1_RX_SAMPLEINTERVAL, ACP_SW_AUDIO1_RX_HCTRL, |
234 | ACP_SW_AUDIO1_RX_OFFSET, ACP_SW_AUDIO1_RX_CHANNEL_ENABLE_DP0}, |
235 | {ACP_SW_AUDIO2_RX_FRAME_FORMAT, ACP_SW_AUDIO2_RX_SAMPLEINTERVAL, ACP_SW_AUDIO2_RX_HCTRL, |
236 | ACP_SW_AUDIO2_RX_OFFSET, ACP_SW_AUDIO2_RX_CHANNEL_ENABLE_DP0}, |
237 | }; |
238 | |
239 | static struct sdw_manager_dp_reg sdw1_manager_dp_reg[AMD_SDW1_MAX_DAI] = { |
240 | {ACP_SW_AUDIO1_TX_FRAME_FORMAT, ACP_SW_AUDIO1_TX_SAMPLEINTERVAL, ACP_SW_AUDIO1_TX_HCTRL, |
241 | ACP_SW_AUDIO1_TX_OFFSET, ACP_SW_AUDIO1_TX_CHANNEL_ENABLE_DP0}, |
242 | {ACP_SW_AUDIO1_RX_FRAME_FORMAT, ACP_SW_AUDIO1_RX_SAMPLEINTERVAL, ACP_SW_AUDIO1_RX_HCTRL, |
243 | ACP_SW_AUDIO1_RX_OFFSET, ACP_SW_AUDIO1_RX_CHANNEL_ENABLE_DP0} |
244 | }; |
245 | |
246 | static u32 sdw_manager_reg_mask_array[AMD_SDW_MAX_MANAGER_COUNT] = { |
247 | AMD_SDW0_EXT_INTR_MASK, |
248 | AMD_SDW1_EXT_INTR_MASK |
249 | }; |
250 | #endif |
251 | |