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/*
* Copyright (C) 2012 Texas Instruments, Inc..
* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
/*
* NOTE: this is a transitional file to help with DT adaptation.
* This file will be removed when DSS supports DT.
*/
#include <linux/kernel.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <video/omapdss.h>
#include <video/omap-panel-data.h>
#include "soc.h"
#include "dss-common.h"
#include "mux.h"
#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
#define HDMI_GPIO_HPD 63 /* Hotplug detect */
#define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0
/* DVI Connector */
static struct connector_dvi_platform_data omap4_panda_dvi_connector_pdata = {
.name = "dvi",
.source = "tfp410.0",
.i2c_bus_num = 2,
};
static struct platform_device omap4_panda_dvi_connector_device = {
.name = "connector-dvi",
.id = 0,
.dev.platform_data = &omap4_panda_dvi_connector_pdata,
};
/* TFP410 DPI-to-DVI chip */
static struct encoder_tfp410_platform_data omap4_panda_tfp410_pdata = {
.name = "tfp410.0",
.source = "dpi.0",
.data_lines = 24,
.power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO,
};
static struct platform_device omap4_panda_tfp410_device = {
.name = "tfp410",
.id = 0,
.dev.platform_data = &omap4_panda_tfp410_pdata,
};
/* HDMI Connector */
static struct connector_hdmi_platform_data omap4_panda_hdmi_connector_pdata = {
.name = "hdmi",
.source = "tpd12s015.0",
};
static struct platform_device omap4_panda_hdmi_connector_device = {
.name = "connector-hdmi",
.id = 0,
.dev.platform_data = &omap4_panda_hdmi_connector_pdata,
};
/* TPD12S015 HDMI ESD protection & level shifter chip */
static struct encoder_tpd12s015_platform_data omap4_panda_tpd_pdata = {
.name = "tpd12s015.0",
.source = "hdmi.0",
.ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD,
.ls_oe_gpio = HDMI_GPIO_LS_OE,
.hpd_gpio = HDMI_GPIO_HPD,
};
static struct platform_device omap4_panda_tpd_device = {
.name = "tpd12s015",
.id = 0,
.dev.platform_data = &omap4_panda_tpd_pdata,
};
static struct omap_dss_board_info omap4_panda_dss_data = {
.default_display_name = "dvi",
};
void __init omap4_panda_display_init_of(void)
{
omap_display_init(&omap4_panda_dss_data);
platform_device_register(&omap4_panda_tfp410_device);
platform_device_register(&omap4_panda_dvi_connector_device);
platform_device_register(&omap4_panda_tpd_device);
platform_device_register(&omap4_panda_hdmi_connector_device);
}
/* OMAP4 Blaze display data */
#define DISPLAY_SEL_GPIO 59 /* LCD2/PicoDLP switch */
#define DLP_POWER_ON_GPIO 40
static struct panel_dsicm_platform_data dsi1_panel = {
.name = "lcd",
.source = "dsi.0",
.reset_gpio = 102,
.use_ext_te = false,
.ext_te_gpio = 101,
.pin_config = {
.num_pins = 6,
.pins = { 0, 1, 2, 3, 4, 5 },
},
};
static struct platform_device sdp4430_lcd_device = {
.name = "panel-dsi-cm",
.id = 0,
.dev.platform_data = &dsi1_panel,
};
static struct panel_dsicm_platform_data dsi2_panel = {
.name = "lcd2",
.source = "dsi.1",
.reset_gpio = 104,
.use_ext_te = false,
.ext_te_gpio = 103,
.pin_config = {
.num_pins = 6,
.pins = { 0, 1, 2, 3, 4, 5 },
},
};
static struct platform_device sdp4430_lcd2_device = {
.name = "panel-dsi-cm",
.id = 1,
.dev.platform_data = &dsi2_panel,
};
/* HDMI Connector */
static struct connector_hdmi_platform_data sdp4430_hdmi_connector_pdata = {
.name = "hdmi",
.source = "tpd12s015.0",
};
static struct platform_device sdp4430_hdmi_connector_device = {
.name = "connector-hdmi",
.id = 0,
.dev.platform_data = &sdp4430_hdmi_connector_pdata,
};
/* TPD12S015 HDMI ESD protection & level shifter chip */
static struct encoder_tpd12s015_platform_data sdp4430_tpd_pdata = {
.name = "tpd12s015.0",
.source = "hdmi.0",
.ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD,
.ls_oe_gpio = HDMI_GPIO_LS_OE,
.hpd_gpio = HDMI_GPIO_HPD,
};
static struct platform_device sdp4430_tpd_device = {
.name = "tpd12s015",
.id = 0,
.dev.platform_data = &sdp4430_tpd_pdata,
};
static struct omap_dss_board_info sdp4430_dss_data = {
.default_display_name = "lcd",
};
/*
* we select LCD2 by default (instead of Pico DLP) by setting DISPLAY_SEL_GPIO.
* Setting DLP_POWER_ON gpio enables the VDLP_2V5 VDLP_1V8 and VDLP_1V0 rails
* used by picodlp on the 4430sdp platform. Keep this gpio disabled as LCD2 is
* selected by default
*/
void __init omap_4430sdp_display_init_of(void)
{
int r;
r = gpio_request_one(DISPLAY_SEL_GPIO, GPIOF_OUT_INIT_HIGH,
"display_sel");
if (r)
pr_err("%s: Could not get display_sel GPIO\n", __func__);
r = gpio_request_one(DLP_POWER_ON_GPIO, GPIOF_OUT_INIT_LOW,
"DLP POWER ON");
if (r)
pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__);
omap_display_init(&sdp4430_dss_data);
platform_device_register(&sdp4430_lcd_device);
platform_device_register(&sdp4430_lcd2_device);
platform_device_register(&sdp4430_tpd_device);
platform_device_register(&sdp4430_hdmi_connector_device);
}
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