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: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com> Tested-by: Sebastian Reichel <sebastian.reichel@collabora.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>hifive-unleashed-5.2
Laurent Pinchart
Tomi Valkeinen
parent
4e17763c32
commit
be3143d8b2
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@ -6,23 +6,12 @@ config DRM_OMAP_ENCODER_OPA362
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Driver for OPA362 external analog TV amplifier controlled
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through a GPIO.
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config DRM_OMAP_ENCODER_TFP410
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tristate "TFP410 DPI to DVI Encoder"
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help
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Driver for TFP410 DPI to DVI encoder.
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config DRM_OMAP_ENCODER_TPD12S015
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tristate "TPD12S015 HDMI ESD protection and level shifter"
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help
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Driver for TPD12S015, which offers HDMI ESD protection and level
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shifting.
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config DRM_OMAP_CONNECTOR_DVI
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tristate "DVI Connector"
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depends on I2C
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help
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Driver for a generic DVI connector.
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config DRM_OMAP_CONNECTOR_HDMI
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tristate "HDMI Connector"
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help
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@ -1,8 +1,6 @@
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# SPDX-License-Identifier: GPL-2.0
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obj-$(CONFIG_DRM_OMAP_ENCODER_OPA362) += encoder-opa362.o
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obj-$(CONFIG_DRM_OMAP_ENCODER_TFP410) += encoder-tfp410.o
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obj-$(CONFIG_DRM_OMAP_ENCODER_TPD12S015) += encoder-tpd12s015.o
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obj-$(CONFIG_DRM_OMAP_CONNECTOR_DVI) += connector-dvi.o
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obj-$(CONFIG_DRM_OMAP_CONNECTOR_HDMI) += connector-hdmi.o
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obj-$(CONFIG_DRM_OMAP_CONNECTOR_ANALOG_TV) += connector-analog-tv.o
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obj-$(CONFIG_DRM_OMAP_PANEL_DPI) += panel-dpi.o
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@ -1,293 +0,0 @@
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/*
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* Generic DVI Connector driver
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*
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* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
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* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#include <linux/gpio/consumer.h>
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#include <linux/i2c.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <drm/drm_edid.h>
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#include "../dss/omapdss.h"
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struct panel_drv_data {
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struct omap_dss_device dssdev;
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struct i2c_adapter *i2c_adapter;
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struct gpio_desc *hpd_gpio;
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void (*hpd_cb)(void *cb_data, enum drm_connector_status status);
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void *hpd_cb_data;
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bool hpd_enabled;
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/* mutex for hpd fields above */
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struct mutex hpd_lock;
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};
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#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
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static int dvic_connect(struct omap_dss_device *src,
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struct omap_dss_device *dst)
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{
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return 0;
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}
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static void dvic_disconnect(struct omap_dss_device *src,
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struct omap_dss_device *dst)
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{
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}
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static int dvic_ddc_read(struct i2c_adapter *adapter,
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unsigned char *buf, u16 count, u8 offset)
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{
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int r, retries;
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for (retries = 3; retries > 0; retries--) {
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struct i2c_msg msgs[] = {
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{
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.addr = DDC_ADDR,
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.flags = 0,
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.len = 1,
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.buf = &offset,
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}, {
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.addr = DDC_ADDR,
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.flags = I2C_M_RD,
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.len = count,
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.buf = buf,
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}
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};
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r = i2c_transfer(adapter, msgs, 2);
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if (r == 2)
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return 0;
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if (r != -EAGAIN)
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break;
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}
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return r < 0 ? r : -EIO;
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}
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static int dvic_read_edid(struct omap_dss_device *dssdev,
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u8 *edid, int len)
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{
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struct panel_drv_data *ddata = to_panel_data(dssdev);
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int r, l, bytes_read;
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l = min(EDID_LENGTH, len);
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r = dvic_ddc_read(ddata->i2c_adapter, edid, l, 0);
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if (r)
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return r;
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bytes_read = l;
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/* if there are extensions, read second block */
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if (len > EDID_LENGTH && edid[0x7e] > 0) {
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l = min(EDID_LENGTH, len - EDID_LENGTH);
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r = dvic_ddc_read(ddata->i2c_adapter, edid + EDID_LENGTH,
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l, EDID_LENGTH);
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if (r)
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return r;
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bytes_read += l;
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}
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return bytes_read;
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}
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static bool dvic_detect(struct omap_dss_device *dssdev)
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{
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struct panel_drv_data *ddata = to_panel_data(dssdev);
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unsigned char out;
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int r;
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if (ddata->hpd_gpio)
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return gpiod_get_value_cansleep(ddata->hpd_gpio);
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if (!ddata->i2c_adapter)
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return true;
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r = dvic_ddc_read(ddata->i2c_adapter, &out, 1, 0);
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return r == 0;
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}
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static void dvic_register_hpd_cb(struct omap_dss_device *dssdev,
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void (*cb)(void *cb_data,
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enum drm_connector_status status),
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void *cb_data)
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{
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struct panel_drv_data *ddata = to_panel_data(dssdev);
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mutex_lock(&ddata->hpd_lock);
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ddata->hpd_cb = cb;
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ddata->hpd_cb_data = cb_data;
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mutex_unlock(&ddata->hpd_lock);
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}
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static void dvic_unregister_hpd_cb(struct omap_dss_device *dssdev)
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{
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struct panel_drv_data *ddata = to_panel_data(dssdev);
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mutex_lock(&ddata->hpd_lock);
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ddata->hpd_cb = NULL;
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ddata->hpd_cb_data = NULL;
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mutex_unlock(&ddata->hpd_lock);
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}
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static const struct omap_dss_device_ops dvic_ops = {
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.connect = dvic_connect,
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.disconnect = dvic_disconnect,
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.read_edid = dvic_read_edid,
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.detect = dvic_detect,
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.register_hpd_cb = dvic_register_hpd_cb,
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.unregister_hpd_cb = dvic_unregister_hpd_cb,
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};
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static irqreturn_t dvic_hpd_isr(int irq, void *data)
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{
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struct panel_drv_data *ddata = data;
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mutex_lock(&ddata->hpd_lock);
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if (ddata->hpd_enabled && ddata->hpd_cb) {
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enum drm_connector_status status;
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if (dvic_detect(&ddata->dssdev))
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status = connector_status_connected;
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else
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status = connector_status_disconnected;
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ddata->hpd_cb(ddata->hpd_cb_data, status);
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}
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mutex_unlock(&ddata->hpd_lock);
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return IRQ_HANDLED;
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}
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static int dvic_probe_of(struct platform_device *pdev)
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{
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struct panel_drv_data *ddata = platform_get_drvdata(pdev);
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struct device_node *node = pdev->dev.of_node;
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struct device_node *adapter_node;
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struct i2c_adapter *adapter;
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struct gpio_desc *gpio;
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int r;
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gpio = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN);
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if (IS_ERR(gpio)) {
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dev_err(&pdev->dev, "failed to parse HPD gpio\n");
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return PTR_ERR(gpio);
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}
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ddata->hpd_gpio = gpio;
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mutex_init(&ddata->hpd_lock);
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if (ddata->hpd_gpio) {
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r = devm_request_threaded_irq(&pdev->dev,
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gpiod_to_irq(ddata->hpd_gpio), NULL, dvic_hpd_isr,
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IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
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"DVI HPD", ddata);
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if (r)
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return r;
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}
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adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);
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if (adapter_node) {
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adapter = of_get_i2c_adapter_by_node(adapter_node);
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of_node_put(adapter_node);
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if (adapter == NULL) {
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dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");
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return -EPROBE_DEFER;
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}
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ddata->i2c_adapter = adapter;
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}
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return 0;
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}
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static int dvic_probe(struct platform_device *pdev)
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{
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struct panel_drv_data *ddata;
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struct omap_dss_device *dssdev;
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int r;
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ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
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if (!ddata)
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return -ENOMEM;
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platform_set_drvdata(pdev, ddata);
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r = dvic_probe_of(pdev);
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if (r)
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return r;
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dssdev = &ddata->dssdev;
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dssdev->ops = &dvic_ops;
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dssdev->dev = &pdev->dev;
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dssdev->type = OMAP_DISPLAY_TYPE_DVI;
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dssdev->display = true;
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dssdev->owner = THIS_MODULE;
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dssdev->of_ports = BIT(0);
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if (ddata->hpd_gpio)
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dssdev->ops_flags |= OMAP_DSS_DEVICE_OP_DETECT
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| OMAP_DSS_DEVICE_OP_HPD;
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if (ddata->i2c_adapter)
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dssdev->ops_flags |= OMAP_DSS_DEVICE_OP_DETECT
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| OMAP_DSS_DEVICE_OP_EDID;
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omapdss_display_init(dssdev);
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omapdss_device_register(dssdev);
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return 0;
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}
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static int __exit dvic_remove(struct platform_device *pdev)
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{
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struct panel_drv_data *ddata = platform_get_drvdata(pdev);
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omapdss_device_unregister(&ddata->dssdev);
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i2c_put_adapter(ddata->i2c_adapter);
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mutex_destroy(&ddata->hpd_lock);
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return 0;
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}
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static const struct of_device_id dvic_of_match[] = {
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{ .compatible = "omapdss,dvi-connector", },
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{},
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};
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MODULE_DEVICE_TABLE(of, dvic_of_match);
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static struct platform_driver dvi_connector_driver = {
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.probe = dvic_probe,
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.remove = __exit_p(dvic_remove),
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.driver = {
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.name = "connector-dvi",
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.of_match_table = dvic_of_match,
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.suppress_bind_attrs = true,
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},
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};
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module_platform_driver(dvi_connector_driver);
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MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
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MODULE_DESCRIPTION("Generic DVI Connector driver");
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MODULE_LICENSE("GPL");
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@ -1,140 +0,0 @@
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/*
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* TFP410 DPI-to-DVI encoder driver
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*
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* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
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* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#include <linux/gpio/consumer.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include "../dss/omapdss.h"
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struct panel_drv_data {
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struct omap_dss_device dssdev;
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struct gpio_desc *pd_gpio;
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};
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#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
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static int tfp410_connect(struct omap_dss_device *src,
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struct omap_dss_device *dst)
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{
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return omapdss_device_connect(dst->dss, dst, dst->next);
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}
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static void tfp410_disconnect(struct omap_dss_device *src,
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struct omap_dss_device *dst)
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{
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omapdss_device_disconnect(dst, dst->next);
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}
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static void tfp410_enable(struct omap_dss_device *dssdev)
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{
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struct panel_drv_data *ddata = to_panel_data(dssdev);
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if (ddata->pd_gpio)
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gpiod_set_value_cansleep(ddata->pd_gpio, 0);
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}
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static void tfp410_disable(struct omap_dss_device *dssdev)
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{
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struct panel_drv_data *ddata = to_panel_data(dssdev);
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if (ddata->pd_gpio)
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gpiod_set_value_cansleep(ddata->pd_gpio, 0);
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}
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static const struct omap_dss_device_ops tfp410_ops = {
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.connect = tfp410_connect,
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.disconnect = tfp410_disconnect,
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.enable = tfp410_enable,
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.disable = tfp410_disable,
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};
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static int tfp410_probe(struct platform_device *pdev)
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{
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struct panel_drv_data *ddata;
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struct omap_dss_device *dssdev;
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struct gpio_desc *gpio;
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ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
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if (!ddata)
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return -ENOMEM;
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platform_set_drvdata(pdev, ddata);
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/* Powerdown GPIO */
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gpio = devm_gpiod_get_optional(&pdev->dev, "powerdown", GPIOD_OUT_HIGH);
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if (IS_ERR(gpio)) {
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dev_err(&pdev->dev, "failed to parse powerdown gpio\n");
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return PTR_ERR(gpio);
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}
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ddata->pd_gpio = gpio;
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dssdev = &ddata->dssdev;
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dssdev->ops = &tfp410_ops;
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dssdev->dev = &pdev->dev;
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dssdev->type = OMAP_DISPLAY_TYPE_DPI;
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dssdev->owner = THIS_MODULE;
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dssdev->of_ports = BIT(1) | BIT(0);
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dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH
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| DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE
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| DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE;
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dssdev->next = omapdss_of_find_connected_device(pdev->dev.of_node, 1);
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if (IS_ERR(dssdev->next)) {
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if (PTR_ERR(dssdev->next) != -EPROBE_DEFER)
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dev_err(&pdev->dev, "failed to find video sink\n");
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return PTR_ERR(dssdev->next);
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}
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omapdss_device_register(dssdev);
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return 0;
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}
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static int __exit tfp410_remove(struct platform_device *pdev)
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{
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struct panel_drv_data *ddata = platform_get_drvdata(pdev);
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struct omap_dss_device *dssdev = &ddata->dssdev;
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if (dssdev->next)
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omapdss_device_put(dssdev->next);
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omapdss_device_unregister(&ddata->dssdev);
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tfp410_disable(dssdev);
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return 0;
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}
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static const struct of_device_id tfp410_of_match[] = {
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{ .compatible = "omapdss,ti,tfp410", },
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{},
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};
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MODULE_DEVICE_TABLE(of, tfp410_of_match);
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static struct platform_driver tfp410_driver = {
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.probe = tfp410_probe,
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.remove = __exit_p(tfp410_remove),
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.driver = {
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.name = "tfp410",
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.of_match_table = tfp410_of_match,
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.suppress_bind_attrs = true,
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},
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};
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module_platform_driver(tfp410_driver);
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MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
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MODULE_DESCRIPTION("TFP410 DPI to DVI encoder driver");
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MODULE_LICENSE("GPL");
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@ -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" },
|
||||
|
|
|
|||
Loading…
Reference in New Issue