2 * Copyright (C) 2012 Texas Instruments, Inc..
3 * Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
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.
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.
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
22 * NOTE: this is a transitional file to help with DT adaptation.
23 * This file will be removed when DSS supports DT.
26 #include <linux/kernel.h>
27 #include <linux/gpio.h>
29 #include <video/omapdss.h>
30 #include <video/omap-panel-data.h>
33 #include "dss-common.h"
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 */
41 #define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0
43 /* Using generic display panel */
44 static struct tfp410_platform_data omap4_dvi_panel = {
46 .power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO,
49 static struct omap_dss_device omap4_panda_dvi_device = {
50 .type = OMAP_DISPLAY_TYPE_DPI,
52 .driver_name = "tfp410",
53 .data = &omap4_dvi_panel,
54 .phy.dpi.data_lines = 24,
55 .channel = OMAP_DSS_CHANNEL_LCD2,
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,
64 static struct omap_dss_device omap4_panda_hdmi_device = {
66 .driver_name = "hdmi_panel",
67 .type = OMAP_DISPLAY_TYPE_HDMI,
68 .channel = OMAP_DSS_CHANNEL_DIGIT,
69 .data = &omap4_panda_hdmi_data,
72 static struct omap_dss_device *omap4_panda_dss_devices[] = {
73 &omap4_panda_dvi_device,
74 &omap4_panda_hdmi_device,
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,
83 void __init omap4_panda_display_init(void)
85 omap_display_init(&omap4_panda_dss_data);
88 * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
89 * later have external pull up on the HDMI I2C lines
91 if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2)
92 omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
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);
101 void __init omap4_panda_display_init_of(void)
103 omap_display_init(&omap4_panda_dss_data);
107 /* OMAP4 Blaze display data */
109 #define DISPLAY_SEL_GPIO 59 /* LCD2/PicoDLP switch */
110 #define DLP_POWER_ON_GPIO 40
112 static struct nokia_dsi_panel_data dsi1_panel = {
120 .pins = { 0, 1, 2, 3, 4, 5 },
124 static struct omap_dss_device sdp4430_lcd_device = {
126 .driver_name = "taal",
127 .type = OMAP_DISPLAY_TYPE_DSI,
132 .channel = OMAP_DSS_CHANNEL_LCD,
135 static struct nokia_dsi_panel_data dsi2_panel = {
143 .pins = { 0, 1, 2, 3, 4, 5 },
147 static struct omap_dss_device sdp4430_lcd2_device = {
149 .driver_name = "taal",
150 .type = OMAP_DISPLAY_TYPE_DSI,
156 .channel = OMAP_DSS_CHANNEL_LCD2,
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,
165 static struct omap_dss_device sdp4430_hdmi_device = {
167 .driver_name = "hdmi_panel",
168 .type = OMAP_DISPLAY_TYPE_HDMI,
169 .channel = OMAP_DSS_CHANNEL_DIGIT,
170 .data = &sdp4430_hdmi_data,
173 static struct picodlp_panel_data sdp4430_picodlp_pdata = {
174 .picodlp_adapter_id = 2,
179 static struct omap_dss_device sdp4430_picodlp_device = {
181 .driver_name = "picodlp_panel",
182 .type = OMAP_DISPLAY_TYPE_DPI,
183 .phy.dpi.data_lines = 24,
184 .channel = OMAP_DSS_CHANNEL_LCD2,
185 .data = &sdp4430_picodlp_pdata,
188 static struct omap_dss_device *sdp4430_dss_devices[] = {
190 &sdp4430_lcd2_device,
191 &sdp4430_hdmi_device,
192 &sdp4430_picodlp_device,
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,
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
207 void __init omap_4430sdp_display_init(void)
211 r = gpio_request_one(DISPLAY_SEL_GPIO, GPIOF_OUT_INIT_HIGH,
214 pr_err("%s: Could not get display_sel GPIO\n", __func__);
216 r = gpio_request_one(DLP_POWER_ON_GPIO, GPIOF_OUT_INIT_LOW,
219 pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__);
221 omap_display_init(&sdp4430_dss_data);
223 * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
224 * later have external pull up on the HDMI I2C lines
226 if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2)
227 omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
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);
236 void __init omap_4430sdp_display_init_of(void)
240 r = gpio_request_one(DISPLAY_SEL_GPIO, GPIOF_OUT_INIT_HIGH,
243 pr_err("%s: Could not get display_sel GPIO\n", __func__);
245 r = gpio_request_one(DLP_POWER_ON_GPIO, GPIOF_OUT_INIT_LOW,
248 pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__);
250 omap_display_init(&sdp4430_dss_data);