summaryrefslogtreecommitdiff
path: root/drivers/gpu
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/tilcdc/Makefile1
-rw-r--r--drivers/gpu/drm/tilcdc/tilcdc_drv.c3
-rw-r--r--drivers/gpu/drm/tilcdc/tilcdc_tfp410.c381
-rw-r--r--drivers/gpu/drm/tilcdc/tilcdc_tfp410.h15
4 files changed, 0 insertions, 400 deletions
diff --git a/drivers/gpu/drm/tilcdc/Makefile b/drivers/gpu/drm/tilcdc/Makefile
index 87f9480e43b0..662bf3a348c9 100644
--- a/drivers/gpu/drm/tilcdc/Makefile
+++ b/drivers/gpu/drm/tilcdc/Makefile
@@ -6,7 +6,6 @@ endif
tilcdc-y := \
tilcdc_plane.o \
tilcdc_crtc.o \
- tilcdc_tfp410.o \
tilcdc_panel.o \
tilcdc_external.o \
tilcdc_drv.o
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index a160880bea0a..c18a28df6e2c 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -30,7 +30,6 @@
#include "tilcdc_external.h"
#include "tilcdc_panel.h"
#include "tilcdc_regs.h"
-#include "tilcdc_tfp410.h"
static LIST_HEAD(module_list);
@@ -643,7 +642,6 @@ static struct platform_driver tilcdc_platform_driver = {
static int __init tilcdc_drm_init(void)
{
DBG("init");
- tilcdc_tfp410_init();
tilcdc_panel_init();
return platform_driver_register(&tilcdc_platform_driver);
}
@@ -653,7 +651,6 @@ static void __exit tilcdc_drm_fini(void)
DBG("fini");
platform_driver_unregister(&tilcdc_platform_driver);
tilcdc_panel_fini();
- tilcdc_tfp410_fini();
}
module_init(tilcdc_drm_init);
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
deleted file mode 100644
index 562e98ab43cd..000000000000
--- a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
+++ /dev/null
@@ -1,381 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2012 Texas Instruments
- * Author: Rob Clark <robdclark@gmail.com>
- */
-
-#include <linux/gpio.h>
-#include <linux/mod_devicetable.h>
-#include <linux/of_gpio.h>
-#include <linux/pinctrl/consumer.h>
-#include <linux/platform_device.h>
-
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_encoder.h>
-#include <drm/drm_modeset_helper_vtables.h>
-#include <drm/drm_probe_helper.h>
-
-#include "tilcdc_drv.h"
-#include "tilcdc_tfp410.h"
-
-struct tfp410_module {
- struct tilcdc_module base;
- struct i2c_adapter *i2c;
- int gpio;
-};
-#define to_tfp410_module(x) container_of(x, struct tfp410_module, base)
-
-
-static const struct tilcdc_panel_info dvi_info = {
- .ac_bias = 255,
- .ac_bias_intrpt = 0,
- .dma_burst_sz = 16,
- .bpp = 16,
- .fdd = 0x80,
- .tft_alt_mode = 0,
- .sync_edge = 0,
- .sync_ctrl = 1,
- .raster_order = 0,
-};
-
-/*
- * Encoder:
- */
-
-struct tfp410_encoder {
- struct drm_encoder base;
- struct tfp410_module *mod;
- int dpms;
-};
-#define to_tfp410_encoder(x) container_of(x, struct tfp410_encoder, base)
-
-static void tfp410_encoder_dpms(struct drm_encoder *encoder, int mode)
-{
- struct tfp410_encoder *tfp410_encoder = to_tfp410_encoder(encoder);
-
- if (tfp410_encoder->dpms == mode)
- return;
-
- if (mode == DRM_MODE_DPMS_ON) {
- DBG("Power on");
- gpio_direction_output(tfp410_encoder->mod->gpio, 1);
- } else {
- DBG("Power off");
- gpio_direction_output(tfp410_encoder->mod->gpio, 0);
- }
-
- tfp410_encoder->dpms = mode;
-}
-
-static void tfp410_encoder_prepare(struct drm_encoder *encoder)
-{
- tfp410_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
-}
-
-static void tfp410_encoder_commit(struct drm_encoder *encoder)
-{
- tfp410_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
-}
-
-static void tfp410_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- /* nothing needed */
-}
-
-static const struct drm_encoder_funcs tfp410_encoder_funcs = {
- .destroy = drm_encoder_cleanup,
-};
-
-static const struct drm_encoder_helper_funcs tfp410_encoder_helper_funcs = {
- .dpms = tfp410_encoder_dpms,
- .prepare = tfp410_encoder_prepare,
- .commit = tfp410_encoder_commit,
- .mode_set = tfp410_encoder_mode_set,
-};
-
-static struct drm_encoder *tfp410_encoder_create(struct drm_device *dev,
- struct tfp410_module *mod)
-{
- struct tfp410_encoder *tfp410_encoder;
- struct drm_encoder *encoder;
- int ret;
-
- tfp410_encoder = devm_kzalloc(dev->dev, sizeof(*tfp410_encoder),
- GFP_KERNEL);
- if (!tfp410_encoder)
- return NULL;
-
- tfp410_encoder->dpms = DRM_MODE_DPMS_OFF;
- tfp410_encoder->mod = mod;
-
- encoder = &tfp410_encoder->base;
- encoder->possible_crtcs = 1;
-
- ret = drm_encoder_init(dev, encoder, &tfp410_encoder_funcs,
- DRM_MODE_ENCODER_TMDS, NULL);
- if (ret < 0)
- goto fail;
-
- drm_encoder_helper_add(encoder, &tfp410_encoder_helper_funcs);
-
- return encoder;
-
-fail:
- drm_encoder_cleanup(encoder);
- return NULL;
-}
-
-/*
- * Connector:
- */
-
-struct tfp410_connector {
- struct drm_connector base;
-
- struct drm_encoder *encoder; /* our connected encoder */
- struct tfp410_module *mod;
-};
-#define to_tfp410_connector(x) container_of(x, struct tfp410_connector, base)
-
-
-static void tfp410_connector_destroy(struct drm_connector *connector)
-{
- drm_connector_unregister(connector);
- drm_connector_cleanup(connector);
-}
-
-static enum drm_connector_status tfp410_connector_detect(
- struct drm_connector *connector,
- bool force)
-{
- struct tfp410_connector *tfp410_connector = to_tfp410_connector(connector);
-
- if (drm_probe_ddc(tfp410_connector->mod->i2c))
- return connector_status_connected;
-
- return connector_status_unknown;
-}
-
-static int tfp410_connector_get_modes(struct drm_connector *connector)
-{
- struct tfp410_connector *tfp410_connector = to_tfp410_connector(connector);
- struct edid *edid;
- int ret = 0;
-
- edid = drm_get_edid(connector, tfp410_connector->mod->i2c);
-
- drm_connector_update_edid_property(connector, edid);
-
- if (edid) {
- ret = drm_add_edid_modes(connector, edid);
- kfree(edid);
- }
-
- return ret;
-}
-
-static struct drm_encoder *tfp410_connector_best_encoder(
- struct drm_connector *connector)
-{
- struct tfp410_connector *tfp410_connector = to_tfp410_connector(connector);
- return tfp410_connector->encoder;
-}
-
-static const struct drm_connector_funcs tfp410_connector_funcs = {
- .destroy = tfp410_connector_destroy,
- .detect = tfp410_connector_detect,
- .fill_modes = drm_helper_probe_single_connector_modes,
- .reset = drm_atomic_helper_connector_reset,
- .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
- .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
-};
-
-static const struct drm_connector_helper_funcs tfp410_connector_helper_funcs = {
- .get_modes = tfp410_connector_get_modes,
- .best_encoder = tfp410_connector_best_encoder,
-};
-
-static struct drm_connector *tfp410_connector_create(struct drm_device *dev,
- struct tfp410_module *mod, struct drm_encoder *encoder)
-{
- struct tfp410_connector *tfp410_connector;
- struct drm_connector *connector;
- int ret;
-
- tfp410_connector = devm_kzalloc(dev->dev, sizeof(*tfp410_connector),
- GFP_KERNEL);
- if (!tfp410_connector)
- return NULL;
-
- tfp410_connector->encoder = encoder;
- tfp410_connector->mod = mod;
-
- connector = &tfp410_connector->base;
-
- drm_connector_init_with_ddc(dev, connector,
- &tfp410_connector_funcs,
- DRM_MODE_CONNECTOR_DVID,
- mod->i2c);
- drm_connector_helper_add(connector, &tfp410_connector_helper_funcs);
-
- connector->polled = DRM_CONNECTOR_POLL_CONNECT |
- DRM_CONNECTOR_POLL_DISCONNECT;
-
- connector->interlace_allowed = 0;
- connector->doublescan_allowed = 0;
-
- ret = drm_connector_attach_encoder(connector, encoder);
- if (ret)
- goto fail;
-
- return connector;
-
-fail:
- tfp410_connector_destroy(connector);
- return NULL;
-}
-
-/*
- * Module:
- */
-
-static int tfp410_modeset_init(struct tilcdc_module *mod, struct drm_device *dev)
-{
- struct tfp410_module *tfp410_mod = to_tfp410_module(mod);
- struct tilcdc_drm_private *priv = dev->dev_private;
- struct drm_encoder *encoder;
- struct drm_connector *connector;
-
- encoder = tfp410_encoder_create(dev, tfp410_mod);
- if (!encoder)
- return -ENOMEM;
-
- connector = tfp410_connector_create(dev, tfp410_mod, encoder);
- if (!connector)
- return -ENOMEM;
-
- priv->encoders[priv->num_encoders++] = encoder;
- priv->connectors[priv->num_connectors++] = connector;
-
- tilcdc_crtc_set_panel_info(priv->crtc, &dvi_info);
- return 0;
-}
-
-static const struct tilcdc_module_ops tfp410_module_ops = {
- .modeset_init = tfp410_modeset_init,
-};
-
-/*
- * Device:
- */
-
-static int tfp410_probe(struct platform_device *pdev)
-{
- struct device_node *node = pdev->dev.of_node;
- struct device_node *i2c_node;
- struct tfp410_module *tfp410_mod;
- struct tilcdc_module *mod;
- struct pinctrl *pinctrl;
- uint32_t i2c_phandle;
- int ret = -EINVAL;
-
- /* bail out early if no DT data: */
- if (!node) {
- dev_err(&pdev->dev, "device-tree data is missing\n");
- return -ENXIO;
- }
-
- tfp410_mod = devm_kzalloc(&pdev->dev, sizeof(*tfp410_mod), GFP_KERNEL);
- if (!tfp410_mod)
- return -ENOMEM;
-
- mod = &tfp410_mod->base;
- pdev->dev.platform_data = mod;
-
- tilcdc_module_init(mod, "tfp410", &tfp410_module_ops);
-
- pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
- if (IS_ERR(pinctrl))
- dev_warn(&pdev->dev, "pins are not configured\n");
-
- if (of_property_read_u32(node, "i2c", &i2c_phandle)) {
- dev_err(&pdev->dev, "could not get i2c bus phandle\n");
- goto fail;
- }
-
- i2c_node = of_find_node_by_phandle(i2c_phandle);
- if (!i2c_node) {
- dev_err(&pdev->dev, "could not get i2c bus node\n");
- goto fail;
- }
-
- tfp410_mod->i2c = of_find_i2c_adapter_by_node(i2c_node);
- if (!tfp410_mod->i2c) {
- dev_err(&pdev->dev, "could not get i2c\n");
- of_node_put(i2c_node);
- goto fail;
- }
-
- of_node_put(i2c_node);
-
- tfp410_mod->gpio = of_get_named_gpio_flags(node, "powerdn-gpio",
- 0, NULL);
- if (tfp410_mod->gpio < 0) {
- dev_warn(&pdev->dev, "No power down GPIO\n");
- } else {
- ret = gpio_request(tfp410_mod->gpio, "DVI_PDn");
- if (ret) {
- dev_err(&pdev->dev, "could not get DVI_PDn gpio\n");
- goto fail_adapter;
- }
- }
-
- return 0;
-
-fail_adapter:
- i2c_put_adapter(tfp410_mod->i2c);
-
-fail:
- tilcdc_module_cleanup(mod);
- return ret;
-}
-
-static int tfp410_remove(struct platform_device *pdev)
-{
- struct tilcdc_module *mod = dev_get_platdata(&pdev->dev);
- struct tfp410_module *tfp410_mod = to_tfp410_module(mod);
-
- i2c_put_adapter(tfp410_mod->i2c);
- gpio_free(tfp410_mod->gpio);
-
- tilcdc_module_cleanup(mod);
-
- return 0;
-}
-
-static const struct of_device_id tfp410_of_match[] = {
- { .compatible = "ti,tilcdc,tfp410", },
- { },
-};
-
-struct platform_driver tfp410_driver = {
- .probe = tfp410_probe,
- .remove = tfp410_remove,
- .driver = {
- .owner = THIS_MODULE,
- .name = "tfp410",
- .of_match_table = tfp410_of_match,
- },
-};
-
-int __init tilcdc_tfp410_init(void)
-{
- return platform_driver_register(&tfp410_driver);
-}
-
-void __exit tilcdc_tfp410_fini(void)
-{
- platform_driver_unregister(&tfp410_driver);
-}
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.h b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.h
deleted file mode 100644
index f9aaf6911ffc..000000000000
--- a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copyright (C) 2012 Texas Instruments
- * Author: Rob Clark <robdclark@gmail.com>
- */
-
-#ifndef __TILCDC_TFP410_H__
-#define __TILCDC_TFP410_H__
-
-/* sub-module for tfp410 dvi adaptor */
-
-int tilcdc_tfp410_init(void);
-void tilcdc_tfp410_fini(void);
-
-#endif /* __TILCDC_TFP410_H__ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-25 08:27:17 +0000