xref: /linux/drivers/dma/ti/k3-psil-j721s2.c (revision 71dfa617ea9f18e4585fe78364217cd32b1fc382)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  *  Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com
4  */
5 
6 #include <linux/kernel.h>
7 
8 #include "k3-psil-priv.h"
9 
10 #define PSIL_PDMA_XY_TR(x)				\
11 	{						\
12 		.thread_id = x,				\
13 		.ep_config = {				\
14 			.ep_type = PSIL_EP_PDMA_XY,	\
15 		},					\
16 	}
17 
18 #define PSIL_PDMA_XY_PKT(x)				\
19 	{						\
20 		.thread_id = x,				\
21 		.ep_config = {				\
22 			.ep_type = PSIL_EP_PDMA_XY,	\
23 			.pkt_mode = 1,			\
24 		},					\
25 	}
26 
27 #define PSIL_PDMA_MCASP(x)				\
28 	{						\
29 		.thread_id = x,				\
30 		.ep_config = {				\
31 			.ep_type = PSIL_EP_PDMA_XY,	\
32 			.pdma_acc32 = 1,		\
33 			.pdma_burst = 1,		\
34 		},					\
35 	}
36 
37 #define PSIL_ETHERNET(x)				\
38 	{						\
39 		.thread_id = x,				\
40 		.ep_config = {				\
41 			.ep_type = PSIL_EP_NATIVE,	\
42 			.pkt_mode = 1,			\
43 			.needs_epib = 1,		\
44 			.psd_size = 16,			\
45 		},					\
46 	}
47 
48 #define PSIL_SA2UL(x, tx)				\
49 	{						\
50 		.thread_id = x,				\
51 		.ep_config = {				\
52 			.ep_type = PSIL_EP_NATIVE,	\
53 			.pkt_mode = 1,			\
54 			.needs_epib = 1,		\
55 			.psd_size = 64,			\
56 			.notdpkt = tx,			\
57 		},					\
58 	}
59 
60 #define PSIL_CSI2RX(x)					\
61 	{						\
62 		.thread_id = x,				\
63 		.ep_config = {				\
64 			.ep_type = PSIL_EP_NATIVE,	\
65 		},					\
66 	}
67 
68 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
69 static struct psil_ep j721s2_src_ep_map[] = {
70 	/* PDMA_MCASP - McASP0-4 */
71 	PSIL_PDMA_MCASP(0x4400),
72 	PSIL_PDMA_MCASP(0x4401),
73 	PSIL_PDMA_MCASP(0x4402),
74 	PSIL_PDMA_MCASP(0x4403),
75 	PSIL_PDMA_MCASP(0x4404),
76 	/* PDMA_SPI_G0 - SPI0-3 */
77 	PSIL_PDMA_XY_PKT(0x4600),
78 	PSIL_PDMA_XY_PKT(0x4601),
79 	PSIL_PDMA_XY_PKT(0x4602),
80 	PSIL_PDMA_XY_PKT(0x4603),
81 	PSIL_PDMA_XY_PKT(0x4604),
82 	PSIL_PDMA_XY_PKT(0x4605),
83 	PSIL_PDMA_XY_PKT(0x4606),
84 	PSIL_PDMA_XY_PKT(0x4607),
85 	PSIL_PDMA_XY_PKT(0x4608),
86 	PSIL_PDMA_XY_PKT(0x4609),
87 	PSIL_PDMA_XY_PKT(0x460a),
88 	PSIL_PDMA_XY_PKT(0x460b),
89 	PSIL_PDMA_XY_PKT(0x460c),
90 	PSIL_PDMA_XY_PKT(0x460d),
91 	PSIL_PDMA_XY_PKT(0x460e),
92 	PSIL_PDMA_XY_PKT(0x460f),
93 	/* PDMA_SPI_G1 - SPI4-7 */
94 	PSIL_PDMA_XY_PKT(0x4610),
95 	PSIL_PDMA_XY_PKT(0x4611),
96 	PSIL_PDMA_XY_PKT(0x4612),
97 	PSIL_PDMA_XY_PKT(0x4613),
98 	PSIL_PDMA_XY_PKT(0x4614),
99 	PSIL_PDMA_XY_PKT(0x4615),
100 	PSIL_PDMA_XY_PKT(0x4616),
101 	PSIL_PDMA_XY_PKT(0x4617),
102 	PSIL_PDMA_XY_PKT(0x4618),
103 	PSIL_PDMA_XY_PKT(0x4619),
104 	PSIL_PDMA_XY_PKT(0x461a),
105 	PSIL_PDMA_XY_PKT(0x461b),
106 	PSIL_PDMA_XY_PKT(0x461c),
107 	PSIL_PDMA_XY_PKT(0x461d),
108 	PSIL_PDMA_XY_PKT(0x461e),
109 	PSIL_PDMA_XY_PKT(0x461f),
110 	/* MAIN_CPSW2G */
111 	PSIL_ETHERNET(0x4640),
112 	/* PDMA_USART_G0 - UART0-1 */
113 	PSIL_PDMA_XY_PKT(0x4700),
114 	PSIL_PDMA_XY_PKT(0x4701),
115 	/* PDMA_USART_G1 - UART2-3 */
116 	PSIL_PDMA_XY_PKT(0x4702),
117 	PSIL_PDMA_XY_PKT(0x4703),
118 	/* PDMA_USART_G2 - UART4-9 */
119 	PSIL_PDMA_XY_PKT(0x4704),
120 	PSIL_PDMA_XY_PKT(0x4705),
121 	PSIL_PDMA_XY_PKT(0x4706),
122 	PSIL_PDMA_XY_PKT(0x4707),
123 	PSIL_PDMA_XY_PKT(0x4708),
124 	PSIL_PDMA_XY_PKT(0x4709),
125 	/* CSI2RX */
126 	PSIL_CSI2RX(0x4940),
127 	PSIL_CSI2RX(0x4941),
128 	PSIL_CSI2RX(0x4942),
129 	PSIL_CSI2RX(0x4943),
130 	PSIL_CSI2RX(0x4944),
131 	PSIL_CSI2RX(0x4945),
132 	PSIL_CSI2RX(0x4946),
133 	PSIL_CSI2RX(0x4947),
134 	PSIL_CSI2RX(0x4948),
135 	PSIL_CSI2RX(0x4949),
136 	PSIL_CSI2RX(0x494a),
137 	PSIL_CSI2RX(0x494b),
138 	PSIL_CSI2RX(0x494c),
139 	PSIL_CSI2RX(0x494d),
140 	PSIL_CSI2RX(0x494e),
141 	PSIL_CSI2RX(0x494f),
142 	PSIL_CSI2RX(0x4950),
143 	PSIL_CSI2RX(0x4951),
144 	PSIL_CSI2RX(0x4952),
145 	PSIL_CSI2RX(0x4953),
146 	PSIL_CSI2RX(0x4954),
147 	PSIL_CSI2RX(0x4955),
148 	PSIL_CSI2RX(0x4956),
149 	PSIL_CSI2RX(0x4957),
150 	PSIL_CSI2RX(0x4958),
151 	PSIL_CSI2RX(0x4959),
152 	PSIL_CSI2RX(0x495a),
153 	PSIL_CSI2RX(0x495b),
154 	PSIL_CSI2RX(0x495c),
155 	PSIL_CSI2RX(0x495d),
156 	PSIL_CSI2RX(0x495e),
157 	PSIL_CSI2RX(0x495f),
158 	PSIL_CSI2RX(0x4960),
159 	PSIL_CSI2RX(0x4961),
160 	PSIL_CSI2RX(0x4962),
161 	PSIL_CSI2RX(0x4963),
162 	PSIL_CSI2RX(0x4964),
163 	PSIL_CSI2RX(0x4965),
164 	PSIL_CSI2RX(0x4966),
165 	PSIL_CSI2RX(0x4967),
166 	PSIL_CSI2RX(0x4968),
167 	PSIL_CSI2RX(0x4969),
168 	PSIL_CSI2RX(0x496a),
169 	PSIL_CSI2RX(0x496b),
170 	PSIL_CSI2RX(0x496c),
171 	PSIL_CSI2RX(0x496d),
172 	PSIL_CSI2RX(0x496e),
173 	PSIL_CSI2RX(0x496f),
174 	PSIL_CSI2RX(0x4970),
175 	PSIL_CSI2RX(0x4971),
176 	PSIL_CSI2RX(0x4972),
177 	PSIL_CSI2RX(0x4973),
178 	PSIL_CSI2RX(0x4974),
179 	PSIL_CSI2RX(0x4975),
180 	PSIL_CSI2RX(0x4976),
181 	PSIL_CSI2RX(0x4977),
182 	PSIL_CSI2RX(0x4978),
183 	PSIL_CSI2RX(0x4979),
184 	PSIL_CSI2RX(0x497a),
185 	PSIL_CSI2RX(0x497b),
186 	PSIL_CSI2RX(0x497c),
187 	PSIL_CSI2RX(0x497d),
188 	PSIL_CSI2RX(0x497e),
189 	PSIL_CSI2RX(0x497f),
190 	/* MAIN SA2UL */
191 	PSIL_SA2UL(0x4a40, 0),
192 	PSIL_SA2UL(0x4a41, 0),
193 	PSIL_SA2UL(0x4a42, 0),
194 	PSIL_SA2UL(0x4a43, 0),
195 	/* CPSW0 */
196 	PSIL_ETHERNET(0x7000),
197 	/* MCU_PDMA0 (MCU_PDMA_MISC_G0) - SPI0 */
198 	PSIL_PDMA_XY_PKT(0x7100),
199 	PSIL_PDMA_XY_PKT(0x7101),
200 	PSIL_PDMA_XY_PKT(0x7102),
201 	PSIL_PDMA_XY_PKT(0x7103),
202 	/* MCU_PDMA1 (MCU_PDMA_MISC_G1) - SPI1-2 */
203 	PSIL_PDMA_XY_PKT(0x7200),
204 	PSIL_PDMA_XY_PKT(0x7201),
205 	PSIL_PDMA_XY_PKT(0x7202),
206 	PSIL_PDMA_XY_PKT(0x7203),
207 	PSIL_PDMA_XY_PKT(0x7204),
208 	PSIL_PDMA_XY_PKT(0x7205),
209 	PSIL_PDMA_XY_PKT(0x7206),
210 	PSIL_PDMA_XY_PKT(0x7207),
211 	/* MCU_PDMA2 (MCU_PDMA_MISC_G2) - UART0 */
212 	PSIL_PDMA_XY_PKT(0x7300),
213 	/* MCU_PDMA_ADC - ADC0-1 */
214 	PSIL_PDMA_XY_TR(0x7400),
215 	PSIL_PDMA_XY_TR(0x7401),
216 	PSIL_PDMA_XY_TR(0x7402),
217 	PSIL_PDMA_XY_TR(0x7403),
218 	/* SA2UL */
219 	PSIL_SA2UL(0x7500, 0),
220 	PSIL_SA2UL(0x7501, 0),
221 	PSIL_SA2UL(0x7502, 0),
222 	PSIL_SA2UL(0x7503, 0),
223 };
224 
225 /* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */
226 static struct psil_ep j721s2_dst_ep_map[] = {
227 	/* MAIN SA2UL */
228 	PSIL_SA2UL(0xca40, 1),
229 	PSIL_SA2UL(0xca41, 1),
230 	/* CPSW0 */
231 	PSIL_ETHERNET(0xf000),
232 	PSIL_ETHERNET(0xf001),
233 	PSIL_ETHERNET(0xf002),
234 	PSIL_ETHERNET(0xf003),
235 	PSIL_ETHERNET(0xf004),
236 	PSIL_ETHERNET(0xf005),
237 	PSIL_ETHERNET(0xf006),
238 	PSIL_ETHERNET(0xf007),
239 	/* MAIN_CPSW2G */
240 	PSIL_ETHERNET(0xc640),
241 	PSIL_ETHERNET(0xc641),
242 	PSIL_ETHERNET(0xc642),
243 	PSIL_ETHERNET(0xc643),
244 	PSIL_ETHERNET(0xc644),
245 	PSIL_ETHERNET(0xc645),
246 	PSIL_ETHERNET(0xc646),
247 	PSIL_ETHERNET(0xc647),
248 	/* SA2UL */
249 	PSIL_SA2UL(0xf500, 1),
250 	PSIL_SA2UL(0xf501, 1),
251 };
252 
253 struct psil_ep_map j721s2_ep_map = {
254 	.name = "j721s2",
255 	.src = j721s2_src_ep_map,
256 	.src_count = ARRAY_SIZE(j721s2_src_ep_map),
257 	.dst = j721s2_dst_ep_map,
258 	.dst_count = ARRAY_SIZE(j721s2_dst_ep_map),
259 };
260