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Commit be3143d8 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Tomi Valkeinen
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drm/omap: Remove TFP410 and DVI connector drivers 

Those components are supported by the drm_bridge infrastructure, remove
the omapdrm-specific driver.
Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
Tested-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent 4e17763c
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drivers/gpu/drm/omapdrm/displays/Kconfig
View file @ be3143d8
......@@ -6,23 +6,12 @@ config DRM_OMAP_ENCODER_OPA362
Driver for OPA362 external analog TV amplifier controlled
through a GPIO.
config DRM_OMAP_ENCODER_TFP410
tristate "TFP410 DPI to DVI Encoder"
help
Driver for TFP410 DPI to DVI encoder.
config DRM_OMAP_ENCODER_TPD12S015
tristate "TPD12S015 HDMI ESD protection and level shifter"
help
Driver for TPD12S015, which offers HDMI ESD protection and level
shifting.
config DRM_OMAP_CONNECTOR_DVI
tristate "DVI Connector"
depends on I2C
help
Driver for a generic DVI connector.
config DRM_OMAP_CONNECTOR_HDMI
tristate "HDMI Connector"
help
......
drivers/gpu/drm/omapdrm/displays/Makefile
View file @ be3143d8
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DRM_OMAP_ENCODER_OPA362) += encoder-opa362.o
obj-$(CONFIG_DRM_OMAP_ENCODER_TFP410) += encoder-tfp410.o
obj-$(CONFIG_DRM_OMAP_ENCODER_TPD12S015) += encoder-tpd12s015.o
obj-$(CONFIG_DRM_OMAP_CONNECTOR_DVI) += connector-dvi.o
obj-$(CONFIG_DRM_OMAP_CONNECTOR_HDMI) += connector-hdmi.o
obj-$(CONFIG_DRM_OMAP_CONNECTOR_ANALOG_TV) += connector-analog-tv.o
obj-$(CONFIG_DRM_OMAP_PANEL_DPI) += panel-dpi.o
......
drivers/gpu/drm/omapdrm/displays/connector-dvi.c deleted 100644 → 0
View file @ 4e17763c
/*
* Generic DVI Connector driver
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
* 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.
*/
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <drm/drm_edid.h>
#include "../dss/omapdss.h"
struct panel_drv_data {
struct omap_dss_device dssdev;
struct i2c_adapter *i2c_adapter;
struct gpio_desc *hpd_gpio;
void (*hpd_cb)(void *cb_data, enum drm_connector_status status);
void *hpd_cb_data;
bool hpd_enabled;
/* mutex for hpd fields above */
struct mutex hpd_lock;
};
#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
static int dvic_connect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
return 0;
}
static void dvic_disconnect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
}
static int dvic_ddc_read(struct i2c_adapter *adapter,
unsigned char *buf, u16 count, u8 offset)
{
int r, retries;
for (retries = 3; retries > 0; retries--) {
struct i2c_msg msgs[] = {
{
.addr = DDC_ADDR,
.flags = 0,
.len = 1,
.buf = &offset,
}, {
.addr = DDC_ADDR,
.flags = I2C_M_RD,
.len = count,
.buf = buf,
}
};
r = i2c_transfer(adapter, msgs, 2);
if (r == 2)
return 0;
if (r != -EAGAIN)
break;
}
return r < 0 ? r : -EIO;
}
static int dvic_read_edid(struct omap_dss_device *dssdev,
u8 *edid, int len)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
int r, l, bytes_read;
l = min(EDID_LENGTH, len);
r = dvic_ddc_read(ddata->i2c_adapter, edid, l, 0);
if (r)
return r;
bytes_read = l;
/* if there are extensions, read second block */
if (len > EDID_LENGTH && edid[0x7e] > 0) {
l = min(EDID_LENGTH, len - EDID_LENGTH);
r = dvic_ddc_read(ddata->i2c_adapter, edid + EDID_LENGTH,
l, EDID_LENGTH);
if (r)
return r;
bytes_read += l;
}
return bytes_read;
}
static bool dvic_detect(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
unsigned char out;
int r;
if (ddata->hpd_gpio)
return gpiod_get_value_cansleep(ddata->hpd_gpio);
if (!ddata->i2c_adapter)
return true;
r = dvic_ddc_read(ddata->i2c_adapter, &out, 1, 0);
return r == 0;
}
static void dvic_register_hpd_cb(struct omap_dss_device *dssdev,
void (*cb)(void *cb_data,
enum drm_connector_status status),
void *cb_data)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
mutex_lock(&ddata->hpd_lock);
ddata->hpd_cb = cb;
ddata->hpd_cb_data = cb_data;
mutex_unlock(&ddata->hpd_lock);
}
static void dvic_unregister_hpd_cb(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
mutex_lock(&ddata->hpd_lock);
ddata->hpd_cb = NULL;
ddata->hpd_cb_data = NULL;
mutex_unlock(&ddata->hpd_lock);
}
static const struct omap_dss_device_ops dvic_ops = {
.connect = dvic_connect,
.disconnect = dvic_disconnect,
.read_edid = dvic_read_edid,
.detect = dvic_detect,
.register_hpd_cb = dvic_register_hpd_cb,
.unregister_hpd_cb = dvic_unregister_hpd_cb,
};
static irqreturn_t dvic_hpd_isr(int irq, void *data)
{
struct panel_drv_data *ddata = data;
mutex_lock(&ddata->hpd_lock);
if (ddata->hpd_enabled && ddata->hpd_cb) {
enum drm_connector_status status;
if (dvic_detect(&ddata->dssdev))
status = connector_status_connected;
else
status = connector_status_disconnected;
ddata->hpd_cb(ddata->hpd_cb_data, status);
}
mutex_unlock(&ddata->hpd_lock);
return IRQ_HANDLED;
}
static int dvic_probe_of(struct platform_device *pdev)
{
struct panel_drv_data *ddata = platform_get_drvdata(pdev);
struct device_node *node = pdev->dev.of_node;
struct device_node *adapter_node;
struct i2c_adapter *adapter;
struct gpio_desc *gpio;
int r;
gpio = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN);
if (IS_ERR(gpio)) {
dev_err(&pdev->dev, "failed to parse HPD gpio\n");
return PTR_ERR(gpio);
}
ddata->hpd_gpio = gpio;
mutex_init(&ddata->hpd_lock);
if (ddata->hpd_gpio) {
r = devm_request_threaded_irq(&pdev->dev,
gpiod_to_irq(ddata->hpd_gpio), NULL, dvic_hpd_isr,
IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
"DVI HPD", ddata);
if (r)
return r;
}
adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);
if (adapter_node) {
adapter = of_get_i2c_adapter_by_node(adapter_node);
of_node_put(adapter_node);
if (adapter == NULL) {
dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");
return -EPROBE_DEFER;
}
ddata->i2c_adapter = adapter;
}
return 0;
}
static int dvic_probe(struct platform_device *pdev)
{
struct panel_drv_data *ddata;
struct omap_dss_device *dssdev;
int r;
ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
if (!ddata)
return -ENOMEM;
platform_set_drvdata(pdev, ddata);
r = dvic_probe_of(pdev);
if (r)
return r;
dssdev = &ddata->dssdev;
dssdev->ops = &dvic_ops;
dssdev->dev = &pdev->dev;
dssdev->type = OMAP_DISPLAY_TYPE_DVI;
dssdev->display = true;
dssdev->owner = THIS_MODULE;
dssdev->of_ports = BIT(0);
if (ddata->hpd_gpio)
dssdev->ops_flags |= OMAP_DSS_DEVICE_OP_DETECT
| OMAP_DSS_DEVICE_OP_HPD;
if (ddata->i2c_adapter)
dssdev->ops_flags |= OMAP_DSS_DEVICE_OP_DETECT
| OMAP_DSS_DEVICE_OP_EDID;
omapdss_display_init(dssdev);
omapdss_device_register(dssdev);
return 0;
}
static int __exit dvic_remove(struct platform_device *pdev)
{
struct panel_drv_data *ddata = platform_get_drvdata(pdev);
omapdss_device_unregister(&ddata->dssdev);
i2c_put_adapter(ddata->i2c_adapter);
mutex_destroy(&ddata->hpd_lock);
return 0;
}
static const struct of_device_id dvic_of_match[] = {
{ .compatible = "omapdss,dvi-connector", },
{},
};
MODULE_DEVICE_TABLE(of, dvic_of_match);
static struct platform_driver dvi_connector_driver = {
.probe = dvic_probe,
.remove = __exit_p(dvic_remove),
.driver = {
.name = "connector-dvi",
.of_match_table = dvic_of_match,
.suppress_bind_attrs = true,
},
};
module_platform_driver(dvi_connector_driver);
MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
MODULE_DESCRIPTION("Generic DVI Connector driver");
MODULE_LICENSE("GPL");
drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c deleted 100644 → 0
View file @ 4e17763c
/*
* TFP410 DPI-to-DVI encoder driver
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
* 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.
*/
#include <linux/gpio/consumer.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include "../dss/omapdss.h"
struct panel_drv_data {
struct omap_dss_device dssdev;
struct gpio_desc *pd_gpio;
};
#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
static int tfp410_connect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
return omapdss_device_connect(dst->dss, dst, dst->next);
}
static void tfp410_disconnect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
omapdss_device_disconnect(dst, dst->next);
}
static void tfp410_enable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
if (ddata->pd_gpio)
gpiod_set_value_cansleep(ddata->pd_gpio, 0);
}
static void tfp410_disable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
if (ddata->pd_gpio)
gpiod_set_value_cansleep(ddata->pd_gpio, 0);
}
static const struct omap_dss_device_ops tfp410_ops = {
.connect = tfp410_connect,
.disconnect = tfp410_disconnect,
.enable = tfp410_enable,
.disable = tfp410_disable,
};
static int tfp410_probe(struct platform_device *pdev)
{
struct panel_drv_data *ddata;
struct omap_dss_device *dssdev;
struct gpio_desc *gpio;
ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
if (!ddata)
return -ENOMEM;
platform_set_drvdata(pdev, ddata);
/* Powerdown GPIO */
gpio = devm_gpiod_get_optional(&pdev->dev, "powerdown", GPIOD_OUT_HIGH);
if (IS_ERR(gpio)) {
dev_err(&pdev->dev, "failed to parse powerdown gpio\n");
return PTR_ERR(gpio);
}
ddata->pd_gpio = gpio;
dssdev = &ddata->dssdev;
dssdev->ops = &tfp410_ops;
dssdev->dev = &pdev->dev;
dssdev->type = OMAP_DISPLAY_TYPE_DPI;
dssdev->owner = THIS_MODULE;
dssdev->of_ports = BIT(1) | BIT(0);
dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH
| DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE
| DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE;
dssdev->next = omapdss_of_find_connected_device(pdev->dev.of_node, 1);
if (IS_ERR(dssdev->next)) {
if (PTR_ERR(dssdev->next) != -EPROBE_DEFER)
dev_err(&pdev->dev, "failed to find video sink\n");
return PTR_ERR(dssdev->next);
}
omapdss_device_register(dssdev);
return 0;
}
static int __exit tfp410_remove(struct platform_device *pdev)
{
struct panel_drv_data *ddata = platform_get_drvdata(pdev);
struct omap_dss_device *dssdev = &ddata->dssdev;
if (dssdev->next)
omapdss_device_put(dssdev->next);
omapdss_device_unregister(&ddata->dssdev);
tfp410_disable(dssdev);
return 0;
}
static const struct of_device_id tfp410_of_match[] = {
{ .compatible = "omapdss,ti,tfp410", },
{},
};
MODULE_DEVICE_TABLE(of, tfp410_of_match);
static struct platform_driver tfp410_driver = {
.probe = tfp410_probe,
.remove = __exit_p(tfp410_remove),
.driver = {
.name = "tfp410",
.of_match_table = tfp410_of_match,
.suppress_bind_attrs = true,
},
};
module_platform_driver(tfp410_driver);
MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
MODULE_DESCRIPTION("TFP410 DPI to DVI encoder driver");
MODULE_LICENSE("GPL");
drivers/gpu/drm/omapdrm/dss/omapdss-boot-init.c
View file @ be3143d8
......@@ -186,7 +186,6 @@ static const struct of_device_id omapdss_of_match[] __initconst = {
static const struct of_device_id omapdss_of_fixups_whitelist[] __initconst = {
{ .compatible = "composite-video-connector" },
{ .compatible = "dvi-connector" },
{ .compatible = "hdmi-connector" },
{ .compatible = "lgphilips,lb035q02" },
{ .compatible = "nec,nl8048hl11" },
......@@ -196,7 +195,6 @@ static const struct of_device_id omapdss_of_fixups_whitelist[] __initconst = {
{ .compatible = "sony,acx565akm" },
{ .compatible = "svideo-connector" },
{ .compatible = "ti,opa362" },
{ .compatible = "ti,tfp410" },
{ .compatible = "ti,tpd12s015" },
{ .compatible = "toppoly,td028ttec1" },
{ .compatible = "tpo,td028ttec1" },
......
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