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0191bf36 TV |
1 | /* |
2 | * Copyright (C) 2012 Texas Instruments, Inc.. | |
3 | * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License | |
7 | * version 2 as published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but | |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
17 | * 02110-1301 USA | |
18 | * | |
19 | */ | |
20 | ||
21 | /* | |
22 | * NOTE: this is a transitional file to help with DT adaptation. | |
23 | * This file will be removed when DSS supports DT. | |
24 | */ | |
25 | ||
26 | #include <linux/kernel.h> | |
86cf29dc TV |
27 | #include <linux/gpio.h> |
28 | ||
0191bf36 | 29 | #include <video/omapdss.h> |
a0d8dde9 | 30 | #include <video/omap-panel-data.h> |
0191bf36 | 31 | |
e8d3d47a | 32 | #include "soc.h" |
0191bf36 TV |
33 | #include "dss-common.h" |
34 | #include "mux.h" | |
35 | ||
36 | #define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */ | |
37 | #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */ | |
38 | #define HDMI_GPIO_HPD 63 /* Hotplug detect */ | |
39 | ||
40 | /* Display DVI */ | |
41 | #define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0 | |
42 | ||
43 | /* Using generic display panel */ | |
44 | static struct tfp410_platform_data omap4_dvi_panel = { | |
70a0f603 | 45 | .i2c_bus_num = 2, |
0191bf36 TV |
46 | .power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO, |
47 | }; | |
48 | ||
49 | static struct omap_dss_device omap4_panda_dvi_device = { | |
50 | .type = OMAP_DISPLAY_TYPE_DPI, | |
51 | .name = "dvi", | |
52 | .driver_name = "tfp410", | |
53 | .data = &omap4_dvi_panel, | |
54 | .phy.dpi.data_lines = 24, | |
0191bf36 TV |
55 | .channel = OMAP_DSS_CHANNEL_LCD2, |
56 | }; | |
57 | ||
58 | static struct omap_dss_hdmi_data omap4_panda_hdmi_data = { | |
59 | .ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD, | |
60 | .ls_oe_gpio = HDMI_GPIO_LS_OE, | |
61 | .hpd_gpio = HDMI_GPIO_HPD, | |
62 | }; | |
63 | ||
64 | static struct omap_dss_device omap4_panda_hdmi_device = { | |
65 | .name = "hdmi", | |
66 | .driver_name = "hdmi_panel", | |
67 | .type = OMAP_DISPLAY_TYPE_HDMI, | |
68 | .channel = OMAP_DSS_CHANNEL_DIGIT, | |
69 | .data = &omap4_panda_hdmi_data, | |
70 | }; | |
71 | ||
72 | static struct omap_dss_device *omap4_panda_dss_devices[] = { | |
73 | &omap4_panda_dvi_device, | |
74 | &omap4_panda_hdmi_device, | |
75 | }; | |
76 | ||
77 | static struct omap_dss_board_info omap4_panda_dss_data = { | |
78 | .num_devices = ARRAY_SIZE(omap4_panda_dss_devices), | |
79 | .devices = omap4_panda_dss_devices, | |
80 | .default_device = &omap4_panda_dvi_device, | |
81 | }; | |
82 | ||
83 | void __init omap4_panda_display_init(void) | |
84 | { | |
85 | omap_display_init(&omap4_panda_dss_data); | |
86 | ||
87 | /* | |
88 | * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and | |
89 | * later have external pull up on the HDMI I2C lines | |
90 | */ | |
91 | if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2) | |
92 | omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP); | |
93 | else | |
94 | omap_hdmi_init(0); | |
95 | ||
96 | omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT); | |
97 | omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT); | |
98 | omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN); | |
99 | } | |
100 | ||
101 | void __init omap4_panda_display_init_of(void) | |
102 | { | |
103 | omap_display_init(&omap4_panda_dss_data); | |
104 | } | |
86cf29dc TV |
105 | |
106 | ||
107 | /* OMAP4 Blaze display data */ | |
108 | ||
109 | #define DISPLAY_SEL_GPIO 59 /* LCD2/PicoDLP switch */ | |
110 | #define DLP_POWER_ON_GPIO 40 | |
111 | ||
112 | static struct nokia_dsi_panel_data dsi1_panel = { | |
113 | .name = "taal", | |
114 | .reset_gpio = 102, | |
115 | .use_ext_te = false, | |
116 | .ext_te_gpio = 101, | |
117 | .esd_interval = 0, | |
118 | .pin_config = { | |
119 | .num_pins = 6, | |
120 | .pins = { 0, 1, 2, 3, 4, 5 }, | |
121 | }, | |
122 | }; | |
123 | ||
124 | static struct omap_dss_device sdp4430_lcd_device = { | |
125 | .name = "lcd", | |
126 | .driver_name = "taal", | |
127 | .type = OMAP_DISPLAY_TYPE_DSI, | |
128 | .data = &dsi1_panel, | |
129 | .phy.dsi = { | |
130 | .module = 0, | |
131 | }, | |
132 | .channel = OMAP_DSS_CHANNEL_LCD, | |
133 | }; | |
134 | ||
135 | static struct nokia_dsi_panel_data dsi2_panel = { | |
136 | .name = "taal", | |
137 | .reset_gpio = 104, | |
138 | .use_ext_te = false, | |
139 | .ext_te_gpio = 103, | |
140 | .esd_interval = 0, | |
141 | .pin_config = { | |
142 | .num_pins = 6, | |
143 | .pins = { 0, 1, 2, 3, 4, 5 }, | |
144 | }, | |
145 | }; | |
146 | ||
147 | static struct omap_dss_device sdp4430_lcd2_device = { | |
148 | .name = "lcd2", | |
149 | .driver_name = "taal", | |
150 | .type = OMAP_DISPLAY_TYPE_DSI, | |
151 | .data = &dsi2_panel, | |
152 | .phy.dsi = { | |
153 | ||
154 | .module = 1, | |
155 | }, | |
156 | .channel = OMAP_DSS_CHANNEL_LCD2, | |
157 | }; | |
158 | ||
159 | static struct omap_dss_hdmi_data sdp4430_hdmi_data = { | |
160 | .ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD, | |
161 | .ls_oe_gpio = HDMI_GPIO_LS_OE, | |
162 | .hpd_gpio = HDMI_GPIO_HPD, | |
163 | }; | |
164 | ||
165 | static struct omap_dss_device sdp4430_hdmi_device = { | |
166 | .name = "hdmi", | |
167 | .driver_name = "hdmi_panel", | |
168 | .type = OMAP_DISPLAY_TYPE_HDMI, | |
169 | .channel = OMAP_DSS_CHANNEL_DIGIT, | |
170 | .data = &sdp4430_hdmi_data, | |
171 | }; | |
172 | ||
173 | static struct picodlp_panel_data sdp4430_picodlp_pdata = { | |
174 | .picodlp_adapter_id = 2, | |
175 | .emu_done_gpio = 44, | |
176 | .pwrgood_gpio = 45, | |
177 | }; | |
178 | ||
86cf29dc TV |
179 | static struct omap_dss_device sdp4430_picodlp_device = { |
180 | .name = "picodlp", | |
181 | .driver_name = "picodlp_panel", | |
182 | .type = OMAP_DISPLAY_TYPE_DPI, | |
183 | .phy.dpi.data_lines = 24, | |
184 | .channel = OMAP_DSS_CHANNEL_LCD2, | |
86cf29dc TV |
185 | .data = &sdp4430_picodlp_pdata, |
186 | }; | |
187 | ||
188 | static struct omap_dss_device *sdp4430_dss_devices[] = { | |
189 | &sdp4430_lcd_device, | |
190 | &sdp4430_lcd2_device, | |
191 | &sdp4430_hdmi_device, | |
192 | &sdp4430_picodlp_device, | |
193 | }; | |
194 | ||
195 | static struct omap_dss_board_info sdp4430_dss_data = { | |
196 | .num_devices = ARRAY_SIZE(sdp4430_dss_devices), | |
197 | .devices = sdp4430_dss_devices, | |
198 | .default_device = &sdp4430_lcd_device, | |
199 | }; | |
200 | ||
e5e53322 AT |
201 | /* |
202 | * we select LCD2 by default (instead of Pico DLP) by setting DISPLAY_SEL_GPIO. | |
203 | * Setting DLP_POWER_ON gpio enables the VDLP_2V5 VDLP_1V8 and VDLP_1V0 rails | |
204 | * used by picodlp on the 4430sdp platform. Keep this gpio disabled as LCD2 is | |
205 | * selected by default | |
206 | */ | |
86cf29dc TV |
207 | void __init omap_4430sdp_display_init(void) |
208 | { | |
209 | int r; | |
210 | ||
86cf29dc TV |
211 | r = gpio_request_one(DISPLAY_SEL_GPIO, GPIOF_OUT_INIT_HIGH, |
212 | "display_sel"); | |
213 | if (r) | |
214 | pr_err("%s: Could not get display_sel GPIO\n", __func__); | |
215 | ||
e5e53322 AT |
216 | r = gpio_request_one(DLP_POWER_ON_GPIO, GPIOF_OUT_INIT_LOW, |
217 | "DLP POWER ON"); | |
218 | if (r) | |
219 | pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__); | |
220 | ||
86cf29dc TV |
221 | omap_display_init(&sdp4430_dss_data); |
222 | /* | |
223 | * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and | |
224 | * later have external pull up on the HDMI I2C lines | |
225 | */ | |
226 | if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2) | |
227 | omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP); | |
228 | else | |
229 | omap_hdmi_init(0); | |
230 | ||
231 | omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT); | |
232 | omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT); | |
233 | omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN); | |
234 | } | |
235 | ||
236 | void __init omap_4430sdp_display_init_of(void) | |
237 | { | |
238 | int r; | |
239 | ||
86cf29dc TV |
240 | r = gpio_request_one(DISPLAY_SEL_GPIO, GPIOF_OUT_INIT_HIGH, |
241 | "display_sel"); | |
242 | if (r) | |
243 | pr_err("%s: Could not get display_sel GPIO\n", __func__); | |
244 | ||
e5e53322 AT |
245 | r = gpio_request_one(DLP_POWER_ON_GPIO, GPIOF_OUT_INIT_LOW, |
246 | "DLP POWER ON"); | |
247 | if (r) | |
248 | pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__); | |
249 | ||
86cf29dc TV |
250 | omap_display_init(&sdp4430_dss_data); |
251 | } |