1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
8 static const char * const dsi_v2_bus_clk_names[] = {
9 "core_mmss", "iface", "bus",
12 static const struct msm_dsi_config apq8064_dsi_cfg = {
17 {"vdda", 100000, 100}, /* 1.2 V */
18 {"avdd", 10000, 100}, /* 3.0 V */
19 {"vddio", 100000, 100}, /* 1.8 V */
22 .bus_clk_names = dsi_v2_bus_clk_names,
23 .num_bus_clks = ARRAY_SIZE(dsi_v2_bus_clk_names),
24 .io_start = { 0x4700000, 0x5800000 },
28 static const char * const dsi_6g_bus_clk_names[] = {
29 "mdp_core", "iface", "bus", "core_mmss",
32 static const struct msm_dsi_config msm8974_apq8084_dsi_cfg = {
33 .io_offset = DSI_6G_REG_SHIFT,
38 {"vdd", 150000, 100}, /* 3.0 V */
39 {"vdda", 100000, 100}, /* 1.2 V */
40 {"vddio", 100000, 100}, /* 1.8 V */
43 .bus_clk_names = dsi_6g_bus_clk_names,
44 .num_bus_clks = ARRAY_SIZE(dsi_6g_bus_clk_names),
45 .io_start = { 0xfd922800, 0xfd922b00 },
49 static const char * const dsi_8916_bus_clk_names[] = {
50 "mdp_core", "iface", "bus",
53 static const struct msm_dsi_config msm8916_dsi_cfg = {
54 .io_offset = DSI_6G_REG_SHIFT,
59 {"vdda", 100000, 100}, /* 1.2 V */
60 {"vddio", 100000, 100}, /* 1.8 V */
63 .bus_clk_names = dsi_8916_bus_clk_names,
64 .num_bus_clks = ARRAY_SIZE(dsi_8916_bus_clk_names),
65 .io_start = { 0x1a98000 },
69 static const char * const dsi_8976_bus_clk_names[] = {
70 "mdp_core", "iface", "bus",
73 static const struct msm_dsi_config msm8976_dsi_cfg = {
74 .io_offset = DSI_6G_REG_SHIFT,
79 {"vdda", 100000, 100}, /* 1.2 V */
80 {"vddio", 100000, 100}, /* 1.8 V */
83 .bus_clk_names = dsi_8976_bus_clk_names,
84 .num_bus_clks = ARRAY_SIZE(dsi_8976_bus_clk_names),
85 .io_start = { 0x1a94000, 0x1a96000 },
89 static const struct msm_dsi_config msm8994_dsi_cfg = {
90 .io_offset = DSI_6G_REG_SHIFT,
95 {"vdda", 100000, 100}, /* 1.25 V */
96 {"vddio", 100000, 100}, /* 1.8 V */
97 {"vcca", 10000, 100}, /* 1.0 V */
98 {"vdd", 100000, 100}, /* 1.8 V */
103 .bus_clk_names = dsi_6g_bus_clk_names,
104 .num_bus_clks = ARRAY_SIZE(dsi_6g_bus_clk_names),
105 .io_start = { 0xfd998000, 0xfd9a0000 },
110 * TODO: core_mmss_clk fails to enable for some reason, but things work fine
111 * without it too. Figure out why it doesn't enable and uncomment below
113 static const char * const dsi_8996_bus_clk_names[] = {
114 "mdp_core", "iface", "bus", /* "core_mmss", */
117 static const struct msm_dsi_config msm8996_dsi_cfg = {
118 .io_offset = DSI_6G_REG_SHIFT,
122 {"vdda", 18160, 1 }, /* 1.25 V */
123 {"vcca", 17000, 32 }, /* 0.925 V */
124 {"vddio", 100000, 100 },/* 1.8 V */
127 .bus_clk_names = dsi_8996_bus_clk_names,
128 .num_bus_clks = ARRAY_SIZE(dsi_8996_bus_clk_names),
129 .io_start = { 0x994000, 0x996000 },
133 static const char * const dsi_msm8998_bus_clk_names[] = {
134 "iface", "bus", "core",
137 static const struct msm_dsi_config msm8998_dsi_cfg = {
138 .io_offset = DSI_6G_REG_SHIFT,
142 {"vdd", 367000, 16 }, /* 0.9 V */
143 {"vdda", 62800, 2 }, /* 1.2 V */
146 .bus_clk_names = dsi_msm8998_bus_clk_names,
147 .num_bus_clks = ARRAY_SIZE(dsi_msm8998_bus_clk_names),
148 .io_start = { 0xc994000, 0xc996000 },
152 static const char * const dsi_sdm845_bus_clk_names[] = {
156 static const struct msm_dsi_config sdm845_dsi_cfg = {
157 .io_offset = DSI_6G_REG_SHIFT,
161 {"vdda", 21800, 4 }, /* 1.2 V */
164 .bus_clk_names = dsi_sdm845_bus_clk_names,
165 .num_bus_clks = ARRAY_SIZE(dsi_sdm845_bus_clk_names),
166 .io_start = { 0xae94000, 0xae96000 },
170 static const struct msm_dsi_host_cfg_ops msm_dsi_v2_host_ops = {
171 .link_clk_enable = dsi_link_clk_enable_v2,
172 .link_clk_disable = dsi_link_clk_disable_v2,
173 .clk_init_ver = dsi_clk_init_v2,
174 .tx_buf_alloc = dsi_tx_buf_alloc_v2,
175 .tx_buf_get = dsi_tx_buf_get_v2,
177 .dma_base_get = dsi_dma_base_get_v2,
178 .calc_clk_rate = dsi_calc_clk_rate_v2,
181 static const struct msm_dsi_host_cfg_ops msm_dsi_6g_host_ops = {
182 .link_clk_enable = dsi_link_clk_enable_6g,
183 .link_clk_disable = dsi_link_clk_disable_6g,
184 .clk_init_ver = NULL,
185 .tx_buf_alloc = dsi_tx_buf_alloc_6g,
186 .tx_buf_get = dsi_tx_buf_get_6g,
187 .tx_buf_put = dsi_tx_buf_put_6g,
188 .dma_base_get = dsi_dma_base_get_6g,
189 .calc_clk_rate = dsi_calc_clk_rate_6g,
192 static const struct msm_dsi_host_cfg_ops msm_dsi_6g_v2_host_ops = {
193 .link_clk_enable = dsi_link_clk_enable_6g,
194 .link_clk_disable = dsi_link_clk_disable_6g,
195 .clk_init_ver = dsi_clk_init_6g_v2,
196 .tx_buf_alloc = dsi_tx_buf_alloc_6g,
197 .tx_buf_get = dsi_tx_buf_get_6g,
198 .tx_buf_put = dsi_tx_buf_put_6g,
199 .dma_base_get = dsi_dma_base_get_6g,
200 .calc_clk_rate = dsi_calc_clk_rate_6g,
203 static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = {
204 {MSM_DSI_VER_MAJOR_V2, MSM_DSI_V2_VER_MINOR_8064,
205 &apq8064_dsi_cfg, &msm_dsi_v2_host_ops},
206 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_0,
207 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops},
208 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1,
209 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops},
210 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1_1,
211 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops},
212 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_2,
213 &msm8974_apq8084_dsi_cfg, &msm_dsi_6g_host_ops},
214 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_3,
215 &msm8994_dsi_cfg, &msm_dsi_6g_host_ops},
216 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_3_1,
217 &msm8916_dsi_cfg, &msm_dsi_6g_host_ops},
218 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_1,
219 &msm8996_dsi_cfg, &msm_dsi_6g_host_ops},
220 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_2,
221 &msm8976_dsi_cfg, &msm_dsi_6g_host_ops},
222 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_0,
223 &msm8998_dsi_cfg, &msm_dsi_6g_v2_host_ops},
224 {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_1,
225 &sdm845_dsi_cfg, &msm_dsi_6g_v2_host_ops},
228 const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor)
230 const struct msm_dsi_cfg_handler *cfg_hnd = NULL;
233 for (i = ARRAY_SIZE(dsi_cfg_handlers) - 1; i >= 0; i--) {
234 if ((dsi_cfg_handlers[i].major == major) &&
235 (dsi_cfg_handlers[i].minor == minor)) {
236 cfg_hnd = &dsi_cfg_handlers[i];