Skip to content

L
linux
Commit 45f16c82 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Sam Ravnborg
Browse files
Options

drm/omap: displays: Remove unused panel drivers 

drm_panel-based drivers for the ACX565AKM, LB035Q02, LS037V7DW01,
NL8048HL11, TD028TTEC1 and TD043MTEA1 are available, remove the
omapdrm-specific drivers.
Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190816122228.9475-3-laurent.pinchart@ideasonboard.com
parent 1e938755
Expand all Hide whitespace changes
Inline Side-by-side
Showing with 0 additions and 2493 deletions
drivers/gpu/drm/omapdrm/displays/Kconfig
View file @ 45f16c82
......@@ -29,42 +29,4 @@ config DRM_OMAP_PANEL_DSI_CM
help
Driver for generic DSI command mode panels.
config DRM_OMAP_PANEL_SONY_ACX565AKM
tristate "ACX565AKM Panel"
depends on SPI && BACKLIGHT_CLASS_DEVICE
help
This is the LCD panel used on Nokia N900
config DRM_OMAP_PANEL_LGPHILIPS_LB035Q02
tristate "LG.Philips LB035Q02 LCD Panel"
depends on SPI
help
LCD Panel used on the Gumstix Overo Palo35
config DRM_OMAP_PANEL_SHARP_LS037V7DW01
tristate "Sharp LS037V7DW01 LCD Panel"
depends on BACKLIGHT_CLASS_DEVICE
help
LCD Panel used in TI's SDP3430 and EVM boards
config DRM_OMAP_PANEL_TPO_TD028TTEC1
tristate "TPO TD028TTEC1 LCD Panel"
depends on SPI
help
LCD panel used in Openmoko.
config DRM_OMAP_PANEL_TPO_TD043MTEA1
tristate "TPO TD043MTEA1 LCD Panel"
depends on SPI
help
LCD Panel used in OMAP3 Pandora
config DRM_OMAP_PANEL_NEC_NL8048HL11
tristate "NEC NL8048HL11 Panel"
depends on SPI
depends on BACKLIGHT_CLASS_DEVICE
help
This NEC NL8048HL11 panel is TFT LCD used in the
Zoom2/3/3630 sdp boards.
endmenu
drivers/gpu/drm/omapdrm/displays/Makefile
View file @ 45f16c82
......@@ -4,9 +4,3 @@ obj-$(CONFIG_DRM_OMAP_ENCODER_TPD12S015) += encoder-tpd12s015.o
obj-$(CONFIG_DRM_OMAP_CONNECTOR_HDMI) += connector-hdmi.o
obj-$(CONFIG_DRM_OMAP_CONNECTOR_ANALOG_TV) += connector-analog-tv.o
obj-$(CONFIG_DRM_OMAP_PANEL_DSI_CM) += panel-dsi-cm.o
obj-$(CONFIG_DRM_OMAP_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o
obj-$(CONFIG_DRM_OMAP_PANEL_LGPHILIPS_LB035Q02) += panel-lgphilips-lb035q02.o
obj-$(CONFIG_DRM_OMAP_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
obj-$(CONFIG_DRM_OMAP_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o
obj-$(CONFIG_DRM_OMAP_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
obj-$(CONFIG_DRM_OMAP_PANEL_NEC_NL8048HL11) += panel-nec-nl8048hl11.o
drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c deleted 100644 → 0
View file @ 1e938755
// SPDX-License-Identifier: GPL-2.0-only
/*
* LG.Philips LB035Q02 LCD Panel driver
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
* Based on a driver by: Steve Sakoman <steve@sakoman.com>
*/
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/spi/spi.h>
#include <linux/mutex.h>
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include "../dss/omapdss.h"
static const struct videomode lb035q02_vm = {
.hactive = 320,
.vactive = 240,
.pixelclock = 6500000,
.hsync_len = 2,
.hfront_porch = 20,
.hback_porch = 68,
.vsync_len = 2,
.vfront_porch = 4,
.vback_porch = 18,
.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW,
};
struct panel_drv_data {
struct omap_dss_device dssdev;
struct spi_device *spi;
struct videomode vm;
struct gpio_desc *enable_gpio;
};
#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
static int lb035q02_write_reg(struct spi_device *spi, u8 reg, u16 val)
{
struct spi_message msg;
struct spi_transfer index_xfer = {
.len = 3,
.cs_change = 1,
};
struct spi_transfer value_xfer = {
.len = 3,
};
u8 buffer[16];
spi_message_init(&msg);
/* register index */
buffer[0] = 0x70;
buffer[1] = 0x00;
buffer[2] = reg & 0x7f;
index_xfer.tx_buf = buffer;
spi_message_add_tail(&index_xfer, &msg);
/* register value */
buffer[4] = 0x72;
buffer[5] = val >> 8;
buffer[6] = val;
value_xfer.tx_buf = buffer + 4;
spi_message_add_tail(&value_xfer, &msg);
return spi_sync(spi, &msg);
}
static void init_lb035q02_panel(struct spi_device *spi)
{
/* Init sequence from page 28 of the lb035q02 spec */
lb035q02_write_reg(spi, 0x01, 0x6300);
lb035q02_write_reg(spi, 0x02, 0x0200);
lb035q02_write_reg(spi, 0x03, 0x0177);
lb035q02_write_reg(spi, 0x04, 0x04c7);
lb035q02_write_reg(spi, 0x05, 0xffc0);
lb035q02_write_reg(spi, 0x06, 0xe806);
lb035q02_write_reg(spi, 0x0a, 0x4008);
lb035q02_write_reg(spi, 0x0b, 0x0000);
lb035q02_write_reg(spi, 0x0d, 0x0030);
lb035q02_write_reg(spi, 0x0e, 0x2800);
lb035q02_write_reg(spi, 0x0f, 0x0000);
lb035q02_write_reg(spi, 0x16, 0x9f80);
lb035q02_write_reg(spi, 0x17, 0x0a0f);
lb035q02_write_reg(spi, 0x1e, 0x00c1);
lb035q02_write_reg(spi, 0x30, 0x0300);
lb035q02_write_reg(spi, 0x31, 0x0007);
lb035q02_write_reg(spi, 0x32, 0x0000);
lb035q02_write_reg(spi, 0x33, 0x0000);
lb035q02_write_reg(spi, 0x34, 0x0707);
lb035q02_write_reg(spi, 0x35, 0x0004);
lb035q02_write_reg(spi, 0x36, 0x0302);
lb035q02_write_reg(spi, 0x37, 0x0202);
lb035q02_write_reg(spi, 0x3a, 0x0a0d);
lb035q02_write_reg(spi, 0x3b, 0x0806);
}
static int lb035q02_connect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
struct panel_drv_data *ddata = to_panel_data(dst);
init_lb035q02_panel(ddata->spi);
return 0;
}
static void lb035q02_disconnect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
}
static void lb035q02_enable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
if (ddata->enable_gpio)
gpiod_set_value_cansleep(ddata->enable_gpio, 1);
}
static void lb035q02_disable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
if (ddata->enable_gpio)
gpiod_set_value_cansleep(ddata->enable_gpio, 0);
}
static int lb035q02_get_modes(struct omap_dss_device *dssdev,
struct drm_connector *connector)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
return omapdss_display_get_modes(connector, &ddata->vm);
}
static const struct omap_dss_device_ops lb035q02_ops = {
.connect = lb035q02_connect,
.disconnect = lb035q02_disconnect,
.enable = lb035q02_enable,
.disable = lb035q02_disable,
.get_modes = lb035q02_get_modes,
};
static int lb035q02_probe_of(struct spi_device *spi)
{
struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
struct gpio_desc *gpio;
gpio = devm_gpiod_get(&spi->dev, "enable", GPIOD_OUT_LOW);
if (IS_ERR(gpio)) {
dev_err(&spi->dev, "failed to parse enable gpio\n");
return PTR_ERR(gpio);
}
ddata->enable_gpio = gpio;
return 0;
}
static int lb035q02_panel_spi_probe(struct spi_device *spi)
{
struct panel_drv_data *ddata;
struct omap_dss_device *dssdev;
int r;
ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL);
if (ddata == NULL)
return -ENOMEM;
dev_set_drvdata(&spi->dev, ddata);
ddata->spi = spi;
r = lb035q02_probe_of(spi);
if (r)
return r;
ddata->vm = lb035q02_vm;
dssdev = &ddata->dssdev;
dssdev->dev = &spi->dev;
dssdev->ops = &lb035q02_ops;
dssdev->type = OMAP_DISPLAY_TYPE_DPI;
dssdev->display = true;
dssdev->owner = THIS_MODULE;
dssdev->of_ports = BIT(0);
dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES;
/*
* Note: According to the panel documentation:
* DE is active LOW
* DATA needs to be driven on the FALLING edge
*/
dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH
| DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE
| DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE;
omapdss_display_init(dssdev);
omapdss_device_register(dssdev);
return 0;
}
static int lb035q02_panel_spi_remove(struct spi_device *spi)
{
struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
struct omap_dss_device *dssdev = &ddata->dssdev;
omapdss_device_unregister(dssdev);
lb035q02_disable(dssdev);
return 0;
}
static const struct of_device_id lb035q02_of_match[] = {
{ .compatible = "omapdss,lgphilips,lb035q02", },
{},
};
MODULE_DEVICE_TABLE(of, lb035q02_of_match);
static struct spi_driver lb035q02_spi_driver = {
.probe = lb035q02_panel_spi_probe,
.remove = lb035q02_panel_spi_remove,
.driver = {
.name = "panel_lgphilips_lb035q02",
.of_match_table = lb035q02_of_match,
.suppress_bind_attrs = true,
},
};
module_spi_driver(lb035q02_spi_driver);
MODULE_ALIAS("spi:lgphilips,lb035q02");
MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
MODULE_DESCRIPTION("LG.Philips LB035Q02 LCD Panel driver");
MODULE_LICENSE("GPL");
drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c deleted 100644 → 0
View file @ 1e938755
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NEC NL8048HL11 Panel driver
*
* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
* Author: Erik Gilling <konkers@android.com>
* Converted to new DSS device model: Tomi Valkeinen <tomi.valkeinen@ti.com>
*/
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
#include <linux/spi/spi.h>
#include "../dss/omapdss.h"
struct panel_drv_data {
struct omap_dss_device dssdev;
struct videomode vm;
struct gpio_desc *res_gpio;
struct spi_device *spi;
};
#define LCD_XRES 800
#define LCD_YRES 480
/*
* NEC PIX Clock Ratings
* MIN:21.8MHz TYP:23.8MHz MAX:25.7MHz
*/
#define LCD_PIXEL_CLOCK 23800000
static const struct {
unsigned char addr;
unsigned char dat;
} nec_8048_init_seq[] = {
{ 3, 0x01 }, { 0, 0x00 }, { 1, 0x01 }, { 4, 0x00 }, { 5, 0x14 },
{ 6, 0x24 }, { 16, 0xD7 }, { 17, 0x00 }, { 18, 0x00 }, { 19, 0x55 },
{ 20, 0x01 }, { 21, 0x70 }, { 22, 0x1E }, { 23, 0x25 }, { 24, 0x25 },
{ 25, 0x02 }, { 26, 0x02 }, { 27, 0xA0 }, { 32, 0x2F }, { 33, 0x0F },
{ 34, 0x0F }, { 35, 0x0F }, { 36, 0x0F }, { 37, 0x0F }, { 38, 0x0F },
{ 39, 0x00 }, { 40, 0x02 }, { 41, 0x02 }, { 42, 0x02 }, { 43, 0x0F },
{ 44, 0x0F }, { 45, 0x0F }, { 46, 0x0F }, { 47, 0x0F }, { 48, 0x0F },
{ 49, 0x0F }, { 50, 0x00 }, { 51, 0x02 }, { 52, 0x02 }, { 53, 0x02 },
{ 80, 0x0C }, { 83, 0x42 }, { 84, 0x42 }, { 85, 0x41 }, { 86, 0x14 },
{ 89, 0x88 }, { 90, 0x01 }, { 91, 0x00 }, { 92, 0x02 }, { 93, 0x0C },
{ 94, 0x1C }, { 95, 0x27 }, { 98, 0x49 }, { 99, 0x27 }, { 102, 0x76 },
{ 103, 0x27 }, { 112, 0x01 }, { 113, 0x0E }, { 114, 0x02 },
{ 115, 0x0C }, { 118, 0x0C }, { 121, 0x30 }, { 130, 0x00 },
{ 131, 0x00 }, { 132, 0xFC }, { 134, 0x00 }, { 136, 0x00 },
{ 138, 0x00 }, { 139, 0x00 }, { 140, 0x00 }, { 141, 0xFC },
{ 143, 0x00 }, { 145, 0x00 }, { 147, 0x00 }, { 148, 0x00 },
{ 149, 0x00 }, { 150, 0xFC }, { 152, 0x00 }, { 154, 0x00 },
{ 156, 0x00 }, { 157, 0x00 }, { 2, 0x00 },
};
static const struct videomode nec_8048_panel_vm = {
.hactive = LCD_XRES,
.vactive = LCD_YRES,
.pixelclock = LCD_PIXEL_CLOCK,
.hfront_porch = 6,
.hsync_len = 1,
.hback_porch = 4,
.vfront_porch = 3,
.vsync_len = 1,
.vback_porch = 4,
.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW,
};
#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
static int nec_8048_spi_send(struct spi_device *spi, unsigned char reg_addr,
unsigned char reg_data)
{
int ret = 0;
unsigned int cmd = 0, data = 0;
cmd = 0x0000 | reg_addr; /* register address write */
data = 0x0100 | reg_data; /* register data write */
data = (cmd << 16) | data;
ret = spi_write(spi, (unsigned char *)&data, 4);
if (ret)
pr_err("error in spi_write %x\n", data);
return ret;
}
static int init_nec_8048_wvga_lcd(struct spi_device *spi)
{
unsigned int i;
/* Initialization Sequence */
/* nec_8048_spi_send(spi, REG, VAL) */
for (i = 0; i < (ARRAY_SIZE(nec_8048_init_seq) - 1); i++)
nec_8048_spi_send(spi, nec_8048_init_seq[i].addr,
nec_8048_init_seq[i].dat);
udelay(20);
nec_8048_spi_send(spi, nec_8048_init_seq[i].addr,
nec_8048_init_seq[i].dat);
return 0;
}
static int nec_8048_connect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
return 0;
}
static void nec_8048_disconnect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
}
static void nec_8048_enable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
gpiod_set_value_cansleep(ddata->res_gpio, 1);
}
static void nec_8048_disable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
gpiod_set_value_cansleep(ddata->res_gpio, 0);
}
static int nec_8048_get_modes(struct omap_dss_device *dssdev,
struct drm_connector *connector)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
return omapdss_display_get_modes(connector, &ddata->vm);
}
static const struct omap_dss_device_ops nec_8048_ops = {
.connect = nec_8048_connect,
.disconnect = nec_8048_disconnect,
.enable = nec_8048_enable,
.disable = nec_8048_disable,
.get_modes = nec_8048_get_modes,
};
static int nec_8048_probe(struct spi_device *spi)
{
struct panel_drv_data *ddata;
struct omap_dss_device *dssdev;
struct gpio_desc *gpio;
int r;
dev_dbg(&spi->dev, "%s\n", __func__);
spi->mode = SPI_MODE_0;
spi->bits_per_word = 32;
r = spi_setup(spi);
if (r < 0) {
dev_err(&spi->dev, "spi_setup failed: %d\n", r);
return r;
}
init_nec_8048_wvga_lcd(spi);
ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL);
if (ddata == NULL)
return -ENOMEM;
dev_set_drvdata(&spi->dev, ddata);
ddata->spi = spi;
gpio = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(gpio)) {
dev_err(&spi->dev, "failed to get reset gpio\n");
return PTR_ERR(gpio);
}
ddata->res_gpio = gpio;
ddata->vm = nec_8048_panel_vm;
dssdev = &ddata->dssdev;
dssdev->dev = &spi->dev;
dssdev->ops = &nec_8048_ops;
dssdev->type = OMAP_DISPLAY_TYPE_DPI;
dssdev->display = true;
dssdev->owner = THIS_MODULE;
dssdev->of_ports = BIT(0);
dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES;
dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH
| DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE
| DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE;
omapdss_display_init(dssdev);
omapdss_device_register(dssdev);
return 0;
}
static int nec_8048_remove(struct spi_device *spi)
{
struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
struct omap_dss_device *dssdev = &ddata->dssdev;
dev_dbg(&ddata->spi->dev, "%s\n", __func__);
omapdss_device_unregister(dssdev);
nec_8048_disable(dssdev);
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int nec_8048_suspend(struct device *dev)
{
struct spi_device *spi = to_spi_device(dev);
nec_8048_spi_send(spi, 2, 0x01);
mdelay(40);
return 0;
}
static int nec_8048_resume(struct device *dev)
{
struct spi_device *spi = to_spi_device(dev);
/* reinitialize the panel */
spi_setup(spi);
nec_8048_spi_send(spi, 2, 0x00);
init_nec_8048_wvga_lcd(spi);
return 0;
}
static SIMPLE_DEV_PM_OPS(nec_8048_pm_ops, nec_8048_suspend,
nec_8048_resume);
#define NEC_8048_PM_OPS (&nec_8048_pm_ops)
#else
#define NEC_8048_PM_OPS NULL
#endif
static const struct of_device_id nec_8048_of_match[] = {
{ .compatible = "omapdss,nec,nl8048hl11", },
{},
};
MODULE_DEVICE_TABLE(of, nec_8048_of_match);
static struct spi_driver nec_8048_driver = {
.driver = {
.name = "panel-nec-nl8048hl11",
.pm = NEC_8048_PM_OPS,
.of_match_table = nec_8048_of_match,
.suppress_bind_attrs = true,
},
.probe = nec_8048_probe,
.remove = nec_8048_remove,
};
module_spi_driver(nec_8048_driver);
MODULE_ALIAS("spi:nec,nl8048hl11");
MODULE_AUTHOR("Erik Gilling <konkers@android.com>");
MODULE_DESCRIPTION("NEC-NL8048HL11 Driver");
MODULE_LICENSE("GPL");
drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c deleted 100644 → 0
View file @ 1e938755
// SPDX-License-Identifier: GPL-2.0-only
/*
* LCD panel driver for Sharp LS037V7DW01
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
*/
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/regulator/consumer.h>
#include "../dss/omapdss.h"
struct panel_drv_data {
struct omap_dss_device dssdev;
struct regulator *vcc;
struct videomode vm;
struct gpio_desc *resb_gpio; /* low = reset active min 20 us */
struct gpio_desc *ini_gpio; /* high = power on */
struct gpio_desc *mo_gpio; /* low = 480x640, high = 240x320 */
struct gpio_desc *lr_gpio; /* high = conventional horizontal scanning */
struct gpio_desc *ud_gpio; /* high = conventional vertical scanning */
};
static const struct videomode sharp_ls_vm = {
.hactive = 480,
.vactive = 640,
.pixelclock = 19200000,
.hsync_len = 2,
.hfront_porch = 1,
.hback_porch = 28,
.vsync_len = 1,
.vfront_porch = 1,
.vback_porch = 1,
.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW,
};
#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
static int sharp_ls_connect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
return 0;
}
static void sharp_ls_disconnect(struct omap_dss_device *src,
struct omap_dss_device *dst)
{
}
static void sharp_ls_pre_enable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
int r;
if (ddata->vcc) {
r = regulator_enable(ddata->vcc);
if (r)
dev_err(dssdev->dev, "%s: failed to enable regulator\n",
__func__);
}
}
static void sharp_ls_enable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
/* wait couple of vsyncs until enabling the LCD */
msleep(50);
if (ddata->resb_gpio)
gpiod_set_value_cansleep(ddata->resb_gpio, 1);
if (ddata->ini_gpio)
gpiod_set_value_cansleep(ddata->ini_gpio, 1);
}
static void sharp_ls_disable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
if (ddata->ini_gpio)
gpiod_set_value_cansleep(ddata->ini_gpio, 0);
if (ddata->resb_gpio)
gpiod_set_value_cansleep(ddata->resb_gpio, 0);
/* wait at least 5 vsyncs after disabling the LCD */
msleep(100);
}
static void sharp_ls_post_disable(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
if (ddata->vcc)
regulator_disable(ddata->vcc);
}
static int sharp_ls_get_modes(struct omap_dss_device *dssdev,
struct drm_connector *connector)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
return omapdss_display_get_modes(connector, &ddata->vm);
}
static const struct omap_dss_device_ops sharp_ls_ops = {
.connect = sharp_ls_connect,
.disconnect = sharp_ls_disconnect,
.pre_enable = sharp_ls_pre_enable,
.enable = sharp_ls_enable,
.disable = sharp_ls_disable,
.post_disable = sharp_ls_post_disable,
.get_modes = sharp_ls_get_modes,
};
static int sharp_ls_get_gpio_of(struct device *dev, int index, int val,
const char *desc, struct gpio_desc **gpiod)
{
struct gpio_desc *gd;
*gpiod = NULL;
gd = devm_gpiod_get_index(dev, desc, index, GPIOD_OUT_LOW);
if (IS_ERR(gd))
return PTR_ERR(gd);
*gpiod = gd;
return 0;
}
static int sharp_ls_probe_of(struct platform_device *pdev)
{
struct panel_drv_data *ddata = platform_get_drvdata(pdev);
int r;
ddata->vcc = devm_regulator_get(&pdev->dev, "envdd");
if (IS_ERR(ddata->vcc)) {
dev_err(&pdev->dev, "failed to get regulator\n");
return PTR_ERR(ddata->vcc);
}
/* lcd INI */
r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "enable", &ddata->ini_gpio);
if (r)
return r;
/* lcd RESB */
r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "reset", &ddata->resb_gpio);
if (r)
return r;
/* lcd MO */
r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "mode", &ddata->mo_gpio);
if (r)
return r;
/* lcd LR */
r = sharp_ls_get_gpio_of(&pdev->dev, 1, 1, "mode", &ddata->lr_gpio);
if (r)
return r;
/* lcd UD */
r = sharp_ls_get_gpio_of(&pdev->dev, 2, 1, "mode", &ddata->ud_gpio);
if (r)
return r;
return 0;
}
static int sharp_ls_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 == NULL)
return -ENOMEM;
platform_set_drvdata(pdev, ddata);
r = sharp_ls_probe_of(pdev);
if (r)
return r;
ddata->vm = sharp_ls_vm;
dssdev = &ddata->dssdev;
dssdev->dev = &pdev->dev;
dssdev->ops = &sharp_ls_ops;
dssdev->type = OMAP_DISPLAY_TYPE_DPI;
dssdev->display = true;
dssdev->owner = THIS_MODULE;
dssdev->of_ports = BIT(0);
dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES;
/*
* Note: According to the panel documentation:
* DATA needs to be driven on the FALLING edge
*/
dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH
| DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE
| DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE;
omapdss_display_init(dssdev);
omapdss_device_register(dssdev);
return 0;
}
static int __exit sharp_ls_remove(struct platform_device *pdev)
{
struct panel_drv_data *ddata = platform_get_drvdata(pdev);
struct omap_dss_device *dssdev = &ddata->dssdev;
omapdss_device_unregister(dssdev);
if (omapdss_device_is_enabled(dssdev)) {
sharp_ls_disable(dssdev);
sharp_ls_post_disable(dssdev);
}
return 0;
}
static const struct of_device_id sharp_ls_of_match[] = {
{ .compatible = "omapdss,sharp,ls037v7dw01", },
{},
};
MODULE_DEVICE_TABLE(of, sharp_ls_of_match);
static struct platform_driver sharp_ls_driver = {
.probe = sharp_ls_probe,
.remove = __exit_p(sharp_ls_remove),
.driver = {
.name = "panel-sharp-ls037v7dw01",
.of_match_table = sharp_ls_of_match,
.suppress_bind_attrs = true,
},
};
module_platform_driver(sharp_ls_driver);
MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
MODULE_DESCRIPTION("Sharp LS037V7DW01 Panel Driver");
MODULE_LICENSE("GPL");
drivers/gpu/drm/omapdrm/dss/omapdss-boot-init.c
View file @ 45f16c82
......@@ -176,17 +176,10 @@ 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 = "hdmi-connector" },
{ .compatible = "lgphilips,lb035q02" },
{ .compatible = "nec,nl8048hl11" },
{ .compatible = "panel-dsi-cm" },
{ .compatible = "sharp,ls037v7dw01" },
{ .compatible = "sony,acx565akm" },
{ .compatible = "svideo-connector" },
{ .compatible = "ti,opa362" },
{ .compatible = "ti,tpd12s015" },
{ .compatible = "toppoly,td028ttec1" },
{ .compatible = "tpo,td028ttec1" },
{ .compatible = "tpo,td043mtea1" },
{},
};
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7