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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 0c4e63a48771e2dad3ca13400092f066cab61de1 / . / drivers / dma / ti / k3-psil-am64.c
blob: 15742c3723d5dbef8d25b03141f804e8a3219038 [file] [log] [blame]
Vignesh Raghavendra6f617d82021-05-10 20:06:07 +0530[diff] [blame]1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com
4 * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
5 */
6
7#include <linux/kernel.h>
8
9#include "k3-psil-priv.h"
10
11#define PSIL_PDMA_XY_TR(x) \
12 { \
13 .thread_id = x, \
14 .ep_config = { \
15 .ep_type = PSIL_EP_PDMA_XY, \
16 .mapped_channel_id = -1, \
17 }, \
18 }
19
20#define PSIL_PDMA_XY_PKT(x) \
21 { \
22 .thread_id = x, \
23 .ep_config = { \
24 .ep_type = PSIL_EP_PDMA_XY, \
25 .mapped_channel_id = -1, \
26 .pkt_mode = 1, \
27 }, \
28 }
29
30#define PSIL_ETHERNET(x, ch, flow_base, flow_cnt) \
31 { \
32 .thread_id = x, \
33 .ep_config = { \
34 .ep_type = PSIL_EP_NATIVE, \
35 .pkt_mode = 1, \
36 .needs_epib = 1, \
37 .psd_size = 16, \
38 .mapped_channel_id = ch, \
39 .flow_start = flow_base, \
40 .flow_num = flow_cnt, \
41 .default_flow_id = flow_base, \
42 }, \
43 }
44
45#define PSIL_SAUL(x, ch, flow_base, flow_cnt, default_flow, tx) \
46 { \
47 .thread_id = x, \
48 .ep_config = { \
49 .ep_type = PSIL_EP_NATIVE, \
50 .pkt_mode = 1, \
51 .needs_epib = 1, \
52 .psd_size = 64, \
53 .mapped_channel_id = ch, \
54 .flow_start = flow_base, \
55 .flow_num = flow_cnt, \
56 .default_flow_id = default_flow, \
57 .notdpkt = tx, \
58 }, \
59 }
60
61/* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
62static struct psil_ep am64_src_ep_map[] = {
63 /* SAUL */
64 PSIL_SAUL(0x4000, 17, 32, 8, 32, 0),
65 PSIL_SAUL(0x4001, 18, 32, 8, 33, 0),
66 PSIL_SAUL(0x4002, 19, 40, 8, 40, 0),
67 PSIL_SAUL(0x4003, 20, 40, 8, 41, 0),
68 /* ICSS_G0 */
69 PSIL_ETHERNET(0x4100, 21, 48, 16),
70 PSIL_ETHERNET(0x4101, 22, 64, 16),
71 PSIL_ETHERNET(0x4102, 23, 80, 16),
72 PSIL_ETHERNET(0x4103, 24, 96, 16),
73 /* ICSS_G1 */
74 PSIL_ETHERNET(0x4200, 25, 112, 16),
75 PSIL_ETHERNET(0x4201, 26, 128, 16),
76 PSIL_ETHERNET(0x4202, 27, 144, 16),
77 PSIL_ETHERNET(0x4203, 28, 160, 16),
78 /* PDMA_MAIN0 - SPI0-3 */
79 PSIL_PDMA_XY_PKT(0x4300),
80 PSIL_PDMA_XY_PKT(0x4301),
81 PSIL_PDMA_XY_PKT(0x4302),
82 PSIL_PDMA_XY_PKT(0x4303),
83 PSIL_PDMA_XY_PKT(0x4304),
84 PSIL_PDMA_XY_PKT(0x4305),
85 PSIL_PDMA_XY_PKT(0x4306),
86 PSIL_PDMA_XY_PKT(0x4307),
87 PSIL_PDMA_XY_PKT(0x4308),
88 PSIL_PDMA_XY_PKT(0x4309),
89 PSIL_PDMA_XY_PKT(0x430a),
90 PSIL_PDMA_XY_PKT(0x430b),
91 PSIL_PDMA_XY_PKT(0x430c),
92 PSIL_PDMA_XY_PKT(0x430d),
93 PSIL_PDMA_XY_PKT(0x430e),
94 PSIL_PDMA_XY_PKT(0x430f),
95 /* PDMA_MAIN0 - USART0-1 */
96 PSIL_PDMA_XY_PKT(0x4310),
97 PSIL_PDMA_XY_PKT(0x4311),
98 /* PDMA_MAIN1 - SPI4 */
99 PSIL_PDMA_XY_PKT(0x4400),
100 PSIL_PDMA_XY_PKT(0x4401),
101 PSIL_PDMA_XY_PKT(0x4402),
102 PSIL_PDMA_XY_PKT(0x4403),
103 /* PDMA_MAIN1 - USART2-6 */
104 PSIL_PDMA_XY_PKT(0x4404),
105 PSIL_PDMA_XY_PKT(0x4405),
106 PSIL_PDMA_XY_PKT(0x4406),
107 PSIL_PDMA_XY_PKT(0x4407),
108 PSIL_PDMA_XY_PKT(0x4408),
109 /* PDMA_MAIN1 - ADCs */
110 PSIL_PDMA_XY_TR(0x440f),
111 PSIL_PDMA_XY_TR(0x4410),
112 /* CPSW2 */
113 PSIL_ETHERNET(0x4500, 16, 16, 16),
114};
115
116/* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */
117static struct psil_ep am64_dst_ep_map[] = {
118 /* SAUL */
119 PSIL_SAUL(0xc000, 24, 80, 8, 80, 1),
120 PSIL_SAUL(0xc001, 25, 88, 8, 88, 1),
121 /* ICSS_G0 */
122 PSIL_ETHERNET(0xc100, 26, 96, 1),
123 PSIL_ETHERNET(0xc101, 27, 97, 1),
124 PSIL_ETHERNET(0xc102, 28, 98, 1),
125 PSIL_ETHERNET(0xc103, 29, 99, 1),
126 PSIL_ETHERNET(0xc104, 30, 100, 1),
127 PSIL_ETHERNET(0xc105, 31, 101, 1),
128 PSIL_ETHERNET(0xc106, 32, 102, 1),
129 PSIL_ETHERNET(0xc107, 33, 103, 1),
130 /* ICSS_G1 */
131 PSIL_ETHERNET(0xc200, 34, 104, 1),
132 PSIL_ETHERNET(0xc201, 35, 105, 1),
133 PSIL_ETHERNET(0xc202, 36, 106, 1),
134 PSIL_ETHERNET(0xc203, 37, 107, 1),
135 PSIL_ETHERNET(0xc204, 38, 108, 1),
136 PSIL_ETHERNET(0xc205, 39, 109, 1),
137 PSIL_ETHERNET(0xc206, 40, 110, 1),
138 PSIL_ETHERNET(0xc207, 41, 111, 1),
139 /* CPSW2 */
140 PSIL_ETHERNET(0xc500, 16, 16, 8),
141 PSIL_ETHERNET(0xc501, 17, 24, 8),
142 PSIL_ETHERNET(0xc502, 18, 32, 8),
143 PSIL_ETHERNET(0xc503, 19, 40, 8),
144 PSIL_ETHERNET(0xc504, 20, 48, 8),
145 PSIL_ETHERNET(0xc505, 21, 56, 8),
146 PSIL_ETHERNET(0xc506, 22, 64, 8),
147 PSIL_ETHERNET(0xc507, 23, 72, 8),
148};
149
150struct psil_ep_map am64_ep_map = {
151 .name = "am64",
152 .src = am64_src_ep_map,
153 .src_count = ARRAY_SIZE(am64_src_ep_map),
154 .dst = am64_dst_ep_map,
155 .dst_count = ARRAY_SIZE(am64_dst_ep_map),
156};