![Stéphane Marchesin](/assets/img/avatar_default.png)
This panel is used by nyan-big and can be supported by the simple-panel driver. Signed-off-by: Stéphane Marchesin <marcheu@chromium.org> [treding@nvidia.com: add device tree binding document] Signed-off-by: Thierry Reding <treding@nvidia.com>
703 lines
15 KiB
C
703 lines
15 KiB
C
/*
|
|
* Copyright (C) 2013, NVIDIA Corporation. All rights reserved.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sub license,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the
|
|
* next paragraph) shall be included in all copies or substantial portions
|
|
* of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#include <linux/backlight.h>
|
|
#include <linux/gpio/consumer.h>
|
|
#include <linux/module.h>
|
|
#include <linux/of_platform.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/regulator/consumer.h>
|
|
|
|
#include <drm/drmP.h>
|
|
#include <drm/drm_crtc.h>
|
|
#include <drm/drm_mipi_dsi.h>
|
|
#include <drm/drm_panel.h>
|
|
|
|
struct panel_desc {
|
|
const struct drm_display_mode *modes;
|
|
unsigned int num_modes;
|
|
|
|
struct {
|
|
unsigned int width;
|
|
unsigned int height;
|
|
} size;
|
|
};
|
|
|
|
struct panel_simple {
|
|
struct drm_panel base;
|
|
bool enabled;
|
|
|
|
const struct panel_desc *desc;
|
|
|
|
struct backlight_device *backlight;
|
|
struct regulator *supply;
|
|
struct i2c_adapter *ddc;
|
|
|
|
struct gpio_desc *enable_gpio;
|
|
};
|
|
|
|
static inline struct panel_simple *to_panel_simple(struct drm_panel *panel)
|
|
{
|
|
return container_of(panel, struct panel_simple, base);
|
|
}
|
|
|
|
static int panel_simple_get_fixed_modes(struct panel_simple *panel)
|
|
{
|
|
struct drm_connector *connector = panel->base.connector;
|
|
struct drm_device *drm = panel->base.drm;
|
|
struct drm_display_mode *mode;
|
|
unsigned int i, num = 0;
|
|
|
|
if (!panel->desc)
|
|
return 0;
|
|
|
|
for (i = 0; i < panel->desc->num_modes; i++) {
|
|
const struct drm_display_mode *m = &panel->desc->modes[i];
|
|
|
|
mode = drm_mode_duplicate(drm, m);
|
|
if (!mode) {
|
|
dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
|
|
m->hdisplay, m->vdisplay, m->vrefresh);
|
|
continue;
|
|
}
|
|
|
|
drm_mode_set_name(mode);
|
|
|
|
drm_mode_probed_add(connector, mode);
|
|
num++;
|
|
}
|
|
|
|
connector->display_info.width_mm = panel->desc->size.width;
|
|
connector->display_info.height_mm = panel->desc->size.height;
|
|
|
|
return num;
|
|
}
|
|
|
|
static int panel_simple_disable(struct drm_panel *panel)
|
|
{
|
|
struct panel_simple *p = to_panel_simple(panel);
|
|
|
|
if (!p->enabled)
|
|
return 0;
|
|
|
|
if (p->backlight) {
|
|
p->backlight->props.power = FB_BLANK_POWERDOWN;
|
|
backlight_update_status(p->backlight);
|
|
}
|
|
|
|
if (p->enable_gpio)
|
|
gpiod_set_value_cansleep(p->enable_gpio, 0);
|
|
|
|
regulator_disable(p->supply);
|
|
p->enabled = false;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int panel_simple_enable(struct drm_panel *panel)
|
|
{
|
|
struct panel_simple *p = to_panel_simple(panel);
|
|
int err;
|
|
|
|
if (p->enabled)
|
|
return 0;
|
|
|
|
err = regulator_enable(p->supply);
|
|
if (err < 0) {
|
|
dev_err(panel->dev, "failed to enable supply: %d\n", err);
|
|
return err;
|
|
}
|
|
|
|
if (p->enable_gpio)
|
|
gpiod_set_value_cansleep(p->enable_gpio, 1);
|
|
|
|
if (p->backlight) {
|
|
p->backlight->props.power = FB_BLANK_UNBLANK;
|
|
backlight_update_status(p->backlight);
|
|
}
|
|
|
|
p->enabled = true;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int panel_simple_get_modes(struct drm_panel *panel)
|
|
{
|
|
struct panel_simple *p = to_panel_simple(panel);
|
|
int num = 0;
|
|
|
|
/* probe EDID if a DDC bus is available */
|
|
if (p->ddc) {
|
|
struct edid *edid = drm_get_edid(panel->connector, p->ddc);
|
|
drm_mode_connector_update_edid_property(panel->connector, edid);
|
|
if (edid) {
|
|
num += drm_add_edid_modes(panel->connector, edid);
|
|
kfree(edid);
|
|
}
|
|
}
|
|
|
|
/* add hard-coded panel modes */
|
|
num += panel_simple_get_fixed_modes(p);
|
|
|
|
return num;
|
|
}
|
|
|
|
static const struct drm_panel_funcs panel_simple_funcs = {
|
|
.disable = panel_simple_disable,
|
|
.enable = panel_simple_enable,
|
|
.get_modes = panel_simple_get_modes,
|
|
};
|
|
|
|
static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
|
|
{
|
|
struct device_node *backlight, *ddc;
|
|
struct panel_simple *panel;
|
|
int err;
|
|
|
|
panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
|
|
if (!panel)
|
|
return -ENOMEM;
|
|
|
|
panel->enabled = false;
|
|
panel->desc = desc;
|
|
|
|
panel->supply = devm_regulator_get(dev, "power");
|
|
if (IS_ERR(panel->supply))
|
|
return PTR_ERR(panel->supply);
|
|
|
|
panel->enable_gpio = devm_gpiod_get(dev, "enable");
|
|
if (IS_ERR(panel->enable_gpio)) {
|
|
err = PTR_ERR(panel->enable_gpio);
|
|
if (err != -ENOENT) {
|
|
dev_err(dev, "failed to request GPIO: %d\n", err);
|
|
return err;
|
|
}
|
|
|
|
panel->enable_gpio = NULL;
|
|
} else {
|
|
err = gpiod_direction_output(panel->enable_gpio, 0);
|
|
if (err < 0) {
|
|
dev_err(dev, "failed to setup GPIO: %d\n", err);
|
|
return err;
|
|
}
|
|
}
|
|
|
|
backlight = of_parse_phandle(dev->of_node, "backlight", 0);
|
|
if (backlight) {
|
|
panel->backlight = of_find_backlight_by_node(backlight);
|
|
of_node_put(backlight);
|
|
|
|
if (!panel->backlight)
|
|
return -EPROBE_DEFER;
|
|
}
|
|
|
|
ddc = of_parse_phandle(dev->of_node, "ddc-i2c-bus", 0);
|
|
if (ddc) {
|
|
panel->ddc = of_find_i2c_adapter_by_node(ddc);
|
|
of_node_put(ddc);
|
|
|
|
if (!panel->ddc) {
|
|
err = -EPROBE_DEFER;
|
|
goto free_backlight;
|
|
}
|
|
}
|
|
|
|
drm_panel_init(&panel->base);
|
|
panel->base.dev = dev;
|
|
panel->base.funcs = &panel_simple_funcs;
|
|
|
|
err = drm_panel_add(&panel->base);
|
|
if (err < 0)
|
|
goto free_ddc;
|
|
|
|
dev_set_drvdata(dev, panel);
|
|
|
|
return 0;
|
|
|
|
free_ddc:
|
|
if (panel->ddc)
|
|
put_device(&panel->ddc->dev);
|
|
free_backlight:
|
|
if (panel->backlight)
|
|
put_device(&panel->backlight->dev);
|
|
|
|
return err;
|
|
}
|
|
|
|
static int panel_simple_remove(struct device *dev)
|
|
{
|
|
struct panel_simple *panel = dev_get_drvdata(dev);
|
|
|
|
drm_panel_detach(&panel->base);
|
|
drm_panel_remove(&panel->base);
|
|
|
|
panel_simple_disable(&panel->base);
|
|
|
|
if (panel->ddc)
|
|
put_device(&panel->ddc->dev);
|
|
|
|
if (panel->backlight)
|
|
put_device(&panel->backlight->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void panel_simple_shutdown(struct device *dev)
|
|
{
|
|
struct panel_simple *panel = dev_get_drvdata(dev);
|
|
|
|
panel_simple_disable(&panel->base);
|
|
}
|
|
|
|
static const struct drm_display_mode auo_b101aw03_mode = {
|
|
.clock = 51450,
|
|
.hdisplay = 1024,
|
|
.hsync_start = 1024 + 156,
|
|
.hsync_end = 1024 + 156 + 8,
|
|
.htotal = 1024 + 156 + 8 + 156,
|
|
.vdisplay = 600,
|
|
.vsync_start = 600 + 16,
|
|
.vsync_end = 600 + 16 + 6,
|
|
.vtotal = 600 + 16 + 6 + 16,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc auo_b101aw03 = {
|
|
.modes = &auo_b101aw03_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 223,
|
|
.height = 125,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode auo_b133xtn01_mode = {
|
|
.clock = 69500,
|
|
.hdisplay = 1366,
|
|
.hsync_start = 1366 + 48,
|
|
.hsync_end = 1366 + 48 + 32,
|
|
.htotal = 1366 + 48 + 32 + 20,
|
|
.vdisplay = 768,
|
|
.vsync_start = 768 + 3,
|
|
.vsync_end = 768 + 3 + 6,
|
|
.vtotal = 768 + 3 + 6 + 13,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc auo_b133xtn01 = {
|
|
.modes = &auo_b133xtn01_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 293,
|
|
.height = 165,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode chunghwa_claa101wa01a_mode = {
|
|
.clock = 72070,
|
|
.hdisplay = 1366,
|
|
.hsync_start = 1366 + 58,
|
|
.hsync_end = 1366 + 58 + 58,
|
|
.htotal = 1366 + 58 + 58 + 58,
|
|
.vdisplay = 768,
|
|
.vsync_start = 768 + 4,
|
|
.vsync_end = 768 + 4 + 4,
|
|
.vtotal = 768 + 4 + 4 + 4,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc chunghwa_claa101wa01a = {
|
|
.modes = &chunghwa_claa101wa01a_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 220,
|
|
.height = 120,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode chunghwa_claa101wb01_mode = {
|
|
.clock = 69300,
|
|
.hdisplay = 1366,
|
|
.hsync_start = 1366 + 48,
|
|
.hsync_end = 1366 + 48 + 32,
|
|
.htotal = 1366 + 48 + 32 + 20,
|
|
.vdisplay = 768,
|
|
.vsync_start = 768 + 16,
|
|
.vsync_end = 768 + 16 + 8,
|
|
.vtotal = 768 + 16 + 8 + 16,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc chunghwa_claa101wb01 = {
|
|
.modes = &chunghwa_claa101wb01_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 223,
|
|
.height = 125,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode edt_et057090dhu_mode = {
|
|
.clock = 25175,
|
|
.hdisplay = 640,
|
|
.hsync_start = 640 + 16,
|
|
.hsync_end = 640 + 16 + 30,
|
|
.htotal = 640 + 16 + 30 + 114,
|
|
.vdisplay = 480,
|
|
.vsync_start = 480 + 10,
|
|
.vsync_end = 480 + 10 + 3,
|
|
.vtotal = 480 + 10 + 3 + 32,
|
|
.vrefresh = 60,
|
|
.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
|
|
};
|
|
|
|
static const struct panel_desc edt_et057090dhu = {
|
|
.modes = &edt_et057090dhu_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 115,
|
|
.height = 86,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode edt_etm0700g0dh6_mode = {
|
|
.clock = 33260,
|
|
.hdisplay = 800,
|
|
.hsync_start = 800 + 40,
|
|
.hsync_end = 800 + 40 + 128,
|
|
.htotal = 800 + 40 + 128 + 88,
|
|
.vdisplay = 480,
|
|
.vsync_start = 480 + 10,
|
|
.vsync_end = 480 + 10 + 2,
|
|
.vtotal = 480 + 10 + 2 + 33,
|
|
.vrefresh = 60,
|
|
.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
|
|
};
|
|
|
|
static const struct panel_desc edt_etm0700g0dh6 = {
|
|
.modes = &edt_etm0700g0dh6_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 152,
|
|
.height = 91,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode lg_lp129qe_mode = {
|
|
.clock = 285250,
|
|
.hdisplay = 2560,
|
|
.hsync_start = 2560 + 48,
|
|
.hsync_end = 2560 + 48 + 32,
|
|
.htotal = 2560 + 48 + 32 + 80,
|
|
.vdisplay = 1700,
|
|
.vsync_start = 1700 + 3,
|
|
.vsync_end = 1700 + 3 + 10,
|
|
.vtotal = 1700 + 3 + 10 + 36,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc lg_lp129qe = {
|
|
.modes = &lg_lp129qe_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 272,
|
|
.height = 181,
|
|
},
|
|
};
|
|
|
|
static const struct drm_display_mode samsung_ltn101nt05_mode = {
|
|
.clock = 54030,
|
|
.hdisplay = 1024,
|
|
.hsync_start = 1024 + 24,
|
|
.hsync_end = 1024 + 24 + 136,
|
|
.htotal = 1024 + 24 + 136 + 160,
|
|
.vdisplay = 600,
|
|
.vsync_start = 600 + 3,
|
|
.vsync_end = 600 + 3 + 6,
|
|
.vtotal = 600 + 3 + 6 + 61,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc samsung_ltn101nt05 = {
|
|
.modes = &samsung_ltn101nt05_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 1024,
|
|
.height = 600,
|
|
},
|
|
};
|
|
|
|
static const struct of_device_id platform_of_match[] = {
|
|
{
|
|
.compatible = "auo,b101aw03",
|
|
.data = &auo_b101aw03,
|
|
}, {
|
|
.compatible = "auo,b133xtn01",
|
|
.data = &auo_b133xtn01,
|
|
}, {
|
|
.compatible = "chunghwa,claa101wa01a",
|
|
.data = &chunghwa_claa101wa01a
|
|
}, {
|
|
.compatible = "chunghwa,claa101wb01",
|
|
.data = &chunghwa_claa101wb01
|
|
}, {
|
|
.compatible = "edt,et057090dhu",
|
|
.data = &edt_et057090dhu,
|
|
}, {
|
|
.compatible = "edt,et070080dh6",
|
|
.data = &edt_etm0700g0dh6,
|
|
}, {
|
|
.compatible = "edt,etm0700g0dh6",
|
|
.data = &edt_etm0700g0dh6,
|
|
}, {
|
|
.compatible = "lg,lp129qe",
|
|
.data = &lg_lp129qe,
|
|
}, {
|
|
.compatible = "samsung,ltn101nt05",
|
|
.data = &samsung_ltn101nt05,
|
|
}, {
|
|
.compatible = "simple-panel",
|
|
}, {
|
|
/* sentinel */
|
|
}
|
|
};
|
|
MODULE_DEVICE_TABLE(of, platform_of_match);
|
|
|
|
static int panel_simple_platform_probe(struct platform_device *pdev)
|
|
{
|
|
const struct of_device_id *id;
|
|
|
|
id = of_match_node(platform_of_match, pdev->dev.of_node);
|
|
if (!id)
|
|
return -ENODEV;
|
|
|
|
return panel_simple_probe(&pdev->dev, id->data);
|
|
}
|
|
|
|
static int panel_simple_platform_remove(struct platform_device *pdev)
|
|
{
|
|
return panel_simple_remove(&pdev->dev);
|
|
}
|
|
|
|
static void panel_simple_platform_shutdown(struct platform_device *pdev)
|
|
{
|
|
panel_simple_shutdown(&pdev->dev);
|
|
}
|
|
|
|
static struct platform_driver panel_simple_platform_driver = {
|
|
.driver = {
|
|
.name = "panel-simple",
|
|
.owner = THIS_MODULE,
|
|
.of_match_table = platform_of_match,
|
|
},
|
|
.probe = panel_simple_platform_probe,
|
|
.remove = panel_simple_platform_remove,
|
|
.shutdown = panel_simple_platform_shutdown,
|
|
};
|
|
|
|
struct panel_desc_dsi {
|
|
struct panel_desc desc;
|
|
|
|
unsigned long flags;
|
|
enum mipi_dsi_pixel_format format;
|
|
unsigned int lanes;
|
|
};
|
|
|
|
static const struct drm_display_mode lg_ld070wx3_sl01_mode = {
|
|
.clock = 71000,
|
|
.hdisplay = 800,
|
|
.hsync_start = 800 + 32,
|
|
.hsync_end = 800 + 32 + 1,
|
|
.htotal = 800 + 32 + 1 + 57,
|
|
.vdisplay = 1280,
|
|
.vsync_start = 1280 + 28,
|
|
.vsync_end = 1280 + 28 + 1,
|
|
.vtotal = 1280 + 28 + 1 + 14,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc_dsi lg_ld070wx3_sl01 = {
|
|
.desc = {
|
|
.modes = &lg_ld070wx3_sl01_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 94,
|
|
.height = 151,
|
|
},
|
|
},
|
|
.flags = MIPI_DSI_MODE_VIDEO,
|
|
.format = MIPI_DSI_FMT_RGB888,
|
|
.lanes = 4,
|
|
};
|
|
|
|
static const struct drm_display_mode lg_lh500wx1_sd03_mode = {
|
|
.clock = 67000,
|
|
.hdisplay = 720,
|
|
.hsync_start = 720 + 12,
|
|
.hsync_end = 720 + 12 + 4,
|
|
.htotal = 720 + 12 + 4 + 112,
|
|
.vdisplay = 1280,
|
|
.vsync_start = 1280 + 8,
|
|
.vsync_end = 1280 + 8 + 4,
|
|
.vtotal = 1280 + 8 + 4 + 12,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc_dsi lg_lh500wx1_sd03 = {
|
|
.desc = {
|
|
.modes = &lg_lh500wx1_sd03_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 62,
|
|
.height = 110,
|
|
},
|
|
},
|
|
.flags = MIPI_DSI_MODE_VIDEO,
|
|
.format = MIPI_DSI_FMT_RGB888,
|
|
.lanes = 4,
|
|
};
|
|
|
|
static const struct drm_display_mode panasonic_vvx10f004b00_mode = {
|
|
.clock = 157200,
|
|
.hdisplay = 1920,
|
|
.hsync_start = 1920 + 154,
|
|
.hsync_end = 1920 + 154 + 16,
|
|
.htotal = 1920 + 154 + 16 + 32,
|
|
.vdisplay = 1200,
|
|
.vsync_start = 1200 + 17,
|
|
.vsync_end = 1200 + 17 + 2,
|
|
.vtotal = 1200 + 17 + 2 + 16,
|
|
.vrefresh = 60,
|
|
};
|
|
|
|
static const struct panel_desc_dsi panasonic_vvx10f004b00 = {
|
|
.desc = {
|
|
.modes = &panasonic_vvx10f004b00_mode,
|
|
.num_modes = 1,
|
|
.size = {
|
|
.width = 217,
|
|
.height = 136,
|
|
},
|
|
},
|
|
.flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
|
|
.format = MIPI_DSI_FMT_RGB888,
|
|
.lanes = 4,
|
|
};
|
|
|
|
static const struct of_device_id dsi_of_match[] = {
|
|
{
|
|
.compatible = "lg,ld070wx3-sl01",
|
|
.data = &lg_ld070wx3_sl01
|
|
}, {
|
|
.compatible = "lg,lh500wx1-sd03",
|
|
.data = &lg_lh500wx1_sd03
|
|
}, {
|
|
.compatible = "panasonic,vvx10f004b00",
|
|
.data = &panasonic_vvx10f004b00
|
|
}, {
|
|
/* sentinel */
|
|
}
|
|
};
|
|
MODULE_DEVICE_TABLE(of, dsi_of_match);
|
|
|
|
static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi)
|
|
{
|
|
const struct panel_desc_dsi *desc;
|
|
const struct of_device_id *id;
|
|
int err;
|
|
|
|
id = of_match_node(dsi_of_match, dsi->dev.of_node);
|
|
if (!id)
|
|
return -ENODEV;
|
|
|
|
desc = id->data;
|
|
|
|
err = panel_simple_probe(&dsi->dev, &desc->desc);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
dsi->mode_flags = desc->flags;
|
|
dsi->format = desc->format;
|
|
dsi->lanes = desc->lanes;
|
|
|
|
return mipi_dsi_attach(dsi);
|
|
}
|
|
|
|
static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi)
|
|
{
|
|
int err;
|
|
|
|
err = mipi_dsi_detach(dsi);
|
|
if (err < 0)
|
|
dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);
|
|
|
|
return panel_simple_remove(&dsi->dev);
|
|
}
|
|
|
|
static void panel_simple_dsi_shutdown(struct mipi_dsi_device *dsi)
|
|
{
|
|
panel_simple_shutdown(&dsi->dev);
|
|
}
|
|
|
|
static struct mipi_dsi_driver panel_simple_dsi_driver = {
|
|
.driver = {
|
|
.name = "panel-simple-dsi",
|
|
.owner = THIS_MODULE,
|
|
.of_match_table = dsi_of_match,
|
|
},
|
|
.probe = panel_simple_dsi_probe,
|
|
.remove = panel_simple_dsi_remove,
|
|
.shutdown = panel_simple_dsi_shutdown,
|
|
};
|
|
|
|
static int __init panel_simple_init(void)
|
|
{
|
|
int err;
|
|
|
|
err = platform_driver_register(&panel_simple_platform_driver);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) {
|
|
err = mipi_dsi_driver_register(&panel_simple_dsi_driver);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
module_init(panel_simple_init);
|
|
|
|
static void __exit panel_simple_exit(void)
|
|
{
|
|
if (IS_ENABLED(CONFIG_DRM_MIPI_DSI))
|
|
mipi_dsi_driver_unregister(&panel_simple_dsi_driver);
|
|
|
|
platform_driver_unregister(&panel_simple_platform_driver);
|
|
}
|
|
module_exit(panel_simple_exit);
|
|
|
|
MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>");
|
|
MODULE_DESCRIPTION("DRM Driver for Simple Panels");
|
|
MODULE_LICENSE("GPL and additional rights");
|