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/*
* linux/drivers/video/omap2/dss/dss_features.c
*
* Copyright (C) 2010 Texas Instruments
* Author: Archit Taneja <archit@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, see <http://www.gnu.org/licenses/>.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/err.h>
#include <linux/slab.h>
#include <drm/drm_fourcc.h>
#include "omapdss.h"
#include "dss.h"
#include "dss_features.h"
struct omap_dss_features {
const enum omap_dss_output_id *supported_outputs;
};
/* This struct is assigned to one of the below during initialization */
static const struct omap_dss_features *omap_current_dss_features;
static const enum omap_dss_output_id omap2_dss_supported_outputs[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
/* OMAP_DSS_CHANNEL_DIGIT */
OMAP_DSS_OUTPUT_VENC,
};
static const enum omap_dss_output_id omap3430_dss_supported_outputs[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
OMAP_DSS_OUTPUT_SDI | OMAP_DSS_OUTPUT_DSI1,
/* OMAP_DSS_CHANNEL_DIGIT */
OMAP_DSS_OUTPUT_VENC,
};
static const enum omap_dss_output_id omap3630_dss_supported_outputs[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
OMAP_DSS_OUTPUT_DSI1,
/* OMAP_DSS_CHANNEL_DIGIT */
OMAP_DSS_OUTPUT_VENC,
};
static const enum omap_dss_output_id am43xx_dss_supported_outputs[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
};
static const enum omap_dss_output_id omap4_dss_supported_outputs[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DSS_OUTPUT_DBI | OMAP_DSS_OUTPUT_DSI1,
/* OMAP_DSS_CHANNEL_DIGIT */
OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI,
/* OMAP_DSS_CHANNEL_LCD2 */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
OMAP_DSS_OUTPUT_DSI2,
};
static const enum omap_dss_output_id omap5_dss_supported_outputs[] = {
/* OMAP_DSS_CHANNEL_LCD */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
OMAP_DSS_OUTPUT_DSI1 | OMAP_DSS_OUTPUT_DSI2,
/* OMAP_DSS_CHANNEL_DIGIT */
OMAP_DSS_OUTPUT_HDMI,
/* OMAP_DSS_CHANNEL_LCD2 */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
OMAP_DSS_OUTPUT_DSI1,
/* OMAP_DSS_CHANNEL_LCD3 */
OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
OMAP_DSS_OUTPUT_DSI2,
};
/* OMAP2 DSS Features */
static const struct omap_dss_features omap2_dss_features = {
.supported_outputs = omap2_dss_supported_outputs,
};
/* OMAP3 DSS Features */
static const struct omap_dss_features omap3430_dss_features = {
.supported_outputs = omap3430_dss_supported_outputs,
};
/*
* AM35xx DSS Features. This is basically OMAP3 DSS Features without the
* vdds_dsi regulator.
*/
static const struct omap_dss_features am35xx_dss_features = {
.supported_outputs = omap3430_dss_supported_outputs,
};
static const struct omap_dss_features am43xx_dss_features = {
.supported_outputs = am43xx_dss_supported_outputs,
};
static const struct omap_dss_features omap3630_dss_features = {
.supported_outputs = omap3630_dss_supported_outputs,
};
/* OMAP4 DSS Features */
/* For OMAP4430 ES 1.0 revision */
static const struct omap_dss_features omap4430_es1_0_dss_features = {
.supported_outputs = omap4_dss_supported_outputs,
};
/* For OMAP4430 ES 2.0, 2.1 and 2.2 revisions */
static const struct omap_dss_features omap4430_es2_0_1_2_dss_features = {
.supported_outputs = omap4_dss_supported_outputs,
};
/* For all the other OMAP4 versions */
static const struct omap_dss_features omap4_dss_features = {
.supported_outputs = omap4_dss_supported_outputs,
};
/* OMAP5 DSS Features */
static const struct omap_dss_features omap5_dss_features = {
.supported_outputs = omap5_dss_supported_outputs,
};
enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel)
{
return omap_current_dss_features->supported_outputs[channel];
}
void dss_features_init(enum omapdss_version version)
{
switch (version) {
case OMAPDSS_VER_OMAP24xx:
omap_current_dss_features = &omap2_dss_features;
break;
case OMAPDSS_VER_OMAP34xx_ES1:
case OMAPDSS_VER_OMAP34xx_ES3:
omap_current_dss_features = &omap3430_dss_features;
break;
case OMAPDSS_VER_OMAP3630:
omap_current_dss_features = &omap3630_dss_features;
break;
case OMAPDSS_VER_OMAP4430_ES1:
omap_current_dss_features = &omap4430_es1_0_dss_features;
break;
case OMAPDSS_VER_OMAP4430_ES2:
omap_current_dss_features = &omap4430_es2_0_1_2_dss_features;
break;
case OMAPDSS_VER_OMAP4:
omap_current_dss_features = &omap4_dss_features;
break;
case OMAPDSS_VER_OMAP5:
case OMAPDSS_VER_DRA7xx:
omap_current_dss_features = &omap5_dss_features;
break;
case OMAPDSS_VER_AM35xx:
omap_current_dss_features = &am35xx_dss_features;
break;
case OMAPDSS_VER_AM43xx:
omap_current_dss_features = &am43xx_dss_features;
break;
default:
DSSWARN("Unsupported OMAP version");
break;
}
}
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