[PATCH 2/3] OMAP: DSS2: remove dummy panel driver duplicated panel drivers
Bryan Wu
bryan.wu at canonical.com
Tue Nov 2 12:13:09 EDT 2010
Still keep sharp_ls_panel driver, because it contains blacklight control driver.
Signed-off-by: Bryan Wu <bryan.wu at canonical.com>
---
drivers/video/omap2/displays/Kconfig | 18 -
drivers/video/omap2/displays/Makefile | 3 -
drivers/video/omap2/displays/panel-generic.c | 174 -------
.../video/omap2/displays/panel-sharp-lq043t1dg01.c | 165 ------
.../video/omap2/displays/panel-tpo-td043mtea1.c | 535 --------------------
5 files changed, 0 insertions(+), 895 deletions(-)
delete mode 100644 drivers/video/omap2/displays/panel-generic.c
delete mode 100644 drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c
delete mode 100644 drivers/video/omap2/displays/panel-tpo-td043mtea1.c
diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
index 4b2ed33..4a29863 100644
--- a/drivers/video/omap2/displays/Kconfig
+++ b/drivers/video/omap2/displays/Kconfig
@@ -9,12 +9,6 @@ config PANEL_DUMMY
Supports LCD Panel used in TI SDP3430 and EVM boards,
OMAP3517 EVM boards and CM-T35.
-config PANEL_GENERIC
- tristate "Generic Panel"
- help
- Generic panel driver.
- Used for DVI output for Beagle and OMAP3 SDP.
-
config PANEL_SHARP_LS037V7DW01
tristate "Sharp LS037V7DW01 LCD Panel"
depends on OMAP2_DSS
@@ -22,24 +16,12 @@ config PANEL_SHARP_LS037V7DW01
help
LCD Panel used in TI's SDP3430 and EVM boards
-config PANEL_SHARP_LQ043T1DG01
- tristate "Sharp LQ043T1DG01 LCD Panel"
- depends on OMAP2_DSS
- help
- LCD Panel used in TI's OMAP3517 EVM boards
-
config PANEL_TAAL
tristate "Taal DSI Panel"
depends on OMAP2_DSS_DSI
help
Taal DSI command mode panel from TPO.
-config PANEL_TOPPOLY_TDO35S
- tristate "Toppoly TDO35S LCD Panel support"
- depends on OMAP2_DSS
- help
- LCD Panel used in CM-T35
-
config PANEL_TPO_TD043MTEA1
tristate "TPO TD043MTEA1 LCD Panel"
depends on OMAP2_DSS && SPI
diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile
index 5b50036..587bef8 100644
--- a/drivers/video/omap2/displays/Makefile
+++ b/drivers/video/omap2/displays/Makefile
@@ -1,9 +1,6 @@
obj-$(CONFIG_PANEL_DUMMY) += panel-dummy.o
-obj-$(CONFIG_PANEL_GENERIC) += panel-generic.o
obj-$(CONFIG_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
-obj-$(CONFIG_PANEL_SHARP_LQ043T1DG01) += panel-sharp-lq043t1dg01.o
obj-$(CONFIG_PANEL_TAAL) += panel-taal.o
-obj-$(CONFIG_PANEL_TOPPOLY_TDO35S) += panel-toppoly-tdo35s.o
obj-$(CONFIG_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
obj-$(CONFIG_PANEL_ACX565AKM) += panel-acx565akm.o
diff --git a/drivers/video/omap2/displays/panel-generic.c b/drivers/video/omap2/displays/panel-generic.c
deleted file mode 100644
index 395a68d..0000000
--- a/drivers/video/omap2/displays/panel-generic.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * Generic panel support
- *
- * Copyright (C) 2008 Nokia Corporation
- * Author: Tomi Valkeinen <tomi.valkeinen at nokia.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.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-
-#include <plat/display.h>
-
-static struct omap_video_timings generic_panel_timings = {
- /* 640 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */
- .x_res = 640,
- .y_res = 480,
- .pixel_clock = 23500,
- .hfp = 48,
- .hsw = 32,
- .hbp = 80,
- .vfp = 3,
- .vsw = 4,
- .vbp = 7,
-};
-
-static int generic_panel_power_on(struct omap_dss_device *dssdev)
-{
- int r;
-
- if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
- return 0;
-
- r = omapdss_dpi_display_enable(dssdev);
- if (r)
- goto err0;
-
- if (dssdev->platform_enable) {
- r = dssdev->platform_enable(dssdev);
- if (r)
- goto err1;
- }
-
- return 0;
-err1:
- omapdss_dpi_display_disable(dssdev);
-err0:
- return r;
-}
-
-static void generic_panel_power_off(struct omap_dss_device *dssdev)
-{
- if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
- return;
-
- if (dssdev->platform_disable)
- dssdev->platform_disable(dssdev);
-
- omapdss_dpi_display_disable(dssdev);
-}
-
-static int generic_panel_probe(struct omap_dss_device *dssdev)
-{
- dssdev->panel.config = OMAP_DSS_LCD_TFT;
- dssdev->panel.timings = generic_panel_timings;
-
- return 0;
-}
-
-static void generic_panel_remove(struct omap_dss_device *dssdev)
-{
-}
-
-static int generic_panel_enable(struct omap_dss_device *dssdev)
-{
- int r = 0;
-
- r = generic_panel_power_on(dssdev);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static void generic_panel_disable(struct omap_dss_device *dssdev)
-{
- generic_panel_power_off(dssdev);
-
- dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
-}
-
-static int generic_panel_suspend(struct omap_dss_device *dssdev)
-{
- generic_panel_power_off(dssdev);
- dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
- return 0;
-}
-
-static int generic_panel_resume(struct omap_dss_device *dssdev)
-{
- int r = 0;
-
- r = generic_panel_power_on(dssdev);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static void generic_panel_set_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings)
-{
- dpi_set_timings(dssdev, timings);
-}
-
-static void generic_panel_get_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings)
-{
- *timings = dssdev->panel.timings;
-}
-
-static int generic_panel_check_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings)
-{
- return dpi_check_timings(dssdev, timings);
-}
-
-static struct omap_dss_driver generic_driver = {
- .probe = generic_panel_probe,
- .remove = generic_panel_remove,
-
- .enable = generic_panel_enable,
- .disable = generic_panel_disable,
- .suspend = generic_panel_suspend,
- .resume = generic_panel_resume,
-
- .set_timings = generic_panel_set_timings,
- .get_timings = generic_panel_get_timings,
- .check_timings = generic_panel_check_timings,
-
- .driver = {
- .name = "generic_panel",
- .owner = THIS_MODULE,
- },
-};
-
-static int __init generic_panel_drv_init(void)
-{
- return omap_dss_register_driver(&generic_driver);
-}
-
-static void __exit generic_panel_drv_exit(void)
-{
- omap_dss_unregister_driver(&generic_driver);
-}
-
-module_init(generic_panel_drv_init);
-module_exit(generic_panel_drv_exit);
-MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c b/drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c
deleted file mode 100644
index 0c6896c..0000000
--- a/drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * LCD panel driver for Sharp LQ043T1DG01
- *
- * Copyright (C) 2009 Texas Instruments Inc
- * Author: Vaibhav Hiremath <hvaibhav at 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.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/device.h>
-#include <linux/err.h>
-
-#include <plat/display.h>
-
-static struct omap_video_timings sharp_lq_timings = {
- .x_res = 480,
- .y_res = 272,
-
- .pixel_clock = 9000,
-
- .hsw = 42,
- .hfp = 3,
- .hbp = 2,
-
- .vsw = 11,
- .vfp = 3,
- .vbp = 2,
-};
-
-static int sharp_lq_panel_power_on(struct omap_dss_device *dssdev)
-{
- int r;
-
- if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
- return 0;
-
- r = omapdss_dpi_display_enable(dssdev);
- if (r)
- goto err0;
-
- /* wait couple of vsyncs until enabling the LCD */
- msleep(50);
-
- if (dssdev->platform_enable) {
- r = dssdev->platform_enable(dssdev);
- if (r)
- goto err1;
- }
-
- return 0;
-err1:
- omapdss_dpi_display_disable(dssdev);
-err0:
- return r;
-}
-
-static void sharp_lq_panel_power_off(struct omap_dss_device *dssdev)
-{
- if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
- return;
-
- if (dssdev->platform_disable)
- dssdev->platform_disable(dssdev);
-
- /* wait at least 5 vsyncs after disabling the LCD */
- msleep(100);
-
- omapdss_dpi_display_disable(dssdev);
-}
-
-static int sharp_lq_panel_probe(struct omap_dss_device *dssdev)
-{
-
- dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
- OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IEO;
- dssdev->panel.acb = 0x0;
- dssdev->panel.timings = sharp_lq_timings;
-
- return 0;
-}
-
-static void sharp_lq_panel_remove(struct omap_dss_device *dssdev)
-{
-}
-
-static int sharp_lq_panel_enable(struct omap_dss_device *dssdev)
-{
- int r = 0;
-
- r = sharp_lq_panel_power_on(dssdev);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static void sharp_lq_panel_disable(struct omap_dss_device *dssdev)
-{
- sharp_lq_panel_power_off(dssdev);
-
- dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
-}
-
-static int sharp_lq_panel_suspend(struct omap_dss_device *dssdev)
-{
- sharp_lq_panel_power_off(dssdev);
- dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
- return 0;
-}
-
-static int sharp_lq_panel_resume(struct omap_dss_device *dssdev)
-{
- int r = 0;
-
- r = sharp_lq_panel_power_on(dssdev);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static struct omap_dss_driver sharp_lq_driver = {
- .probe = sharp_lq_panel_probe,
- .remove = sharp_lq_panel_remove,
-
- .enable = sharp_lq_panel_enable,
- .disable = sharp_lq_panel_disable,
- .suspend = sharp_lq_panel_suspend,
- .resume = sharp_lq_panel_resume,
-
- .driver = {
- .name = "sharp_lq_panel",
- .owner = THIS_MODULE,
- },
-};
-
-static int __init sharp_lq_panel_drv_init(void)
-{
- return omap_dss_register_driver(&sharp_lq_driver);
-}
-
-static void __exit sharp_lq_panel_drv_exit(void)
-{
- omap_dss_unregister_driver(&sharp_lq_driver);
-}
-
-module_init(sharp_lq_panel_drv_init);
-module_exit(sharp_lq_panel_drv_exit);
-MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
deleted file mode 100644
index dbe9d43..0000000
--- a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
+++ /dev/null
@@ -1,535 +0,0 @@
-/*
- * LCD panel driver for TPO TD043MTEA1
- *
- * Author: Gražvydas Ignotas <notasas at gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/spi/spi.h>
-#include <linux/regulator/consumer.h>
-#include <linux/gpio.h>
-#include <linux/err.h>
-#include <linux/slab.h>
-
-#include <plat/display.h>
-
-#define TPO_R02_MODE(x) ((x) & 7)
-#define TPO_R02_MODE_800x480 7
-#define TPO_R02_NCLK_RISING BIT(3)
-#define TPO_R02_HSYNC_HIGH BIT(4)
-#define TPO_R02_VSYNC_HIGH BIT(5)
-
-#define TPO_R03_NSTANDBY BIT(0)
-#define TPO_R03_EN_CP_CLK BIT(1)
-#define TPO_R03_EN_VGL_PUMP BIT(2)
-#define TPO_R03_EN_PWM BIT(3)
-#define TPO_R03_DRIVING_CAP_100 BIT(4)
-#define TPO_R03_EN_PRE_CHARGE BIT(6)
-#define TPO_R03_SOFTWARE_CTL BIT(7)
-
-#define TPO_R04_NFLIP_H BIT(0)
-#define TPO_R04_NFLIP_V BIT(1)
-#define TPO_R04_CP_CLK_FREQ_1H BIT(2)
-#define TPO_R04_VGL_FREQ_1H BIT(4)
-
-#define TPO_R03_VAL_NORMAL (TPO_R03_NSTANDBY | TPO_R03_EN_CP_CLK | \
- TPO_R03_EN_VGL_PUMP | TPO_R03_EN_PWM | \
- TPO_R03_DRIVING_CAP_100 | TPO_R03_EN_PRE_CHARGE | \
- TPO_R03_SOFTWARE_CTL)
-
-#define TPO_R03_VAL_STANDBY (TPO_R03_DRIVING_CAP_100 | \
- TPO_R03_EN_PRE_CHARGE | TPO_R03_SOFTWARE_CTL)
-
-static const u16 tpo_td043_def_gamma[12] = {
- 106, 200, 289, 375, 460, 543, 625, 705, 785, 864, 942, 1020
-};
-
-struct tpo_td043_device {
- struct spi_device *spi;
- struct regulator *vcc_reg;
- u16 gamma[12];
- u32 mode;
- u32 hmirror:1;
- u32 vmirror:1;
-};
-
-static int tpo_td043_write(struct spi_device *spi, u8 addr, u8 data)
-{
- struct spi_message m;
- struct spi_transfer xfer;
- u16 w;
- int r;
-
- spi_message_init(&m);
-
- memset(&xfer, 0, sizeof(xfer));
-
- w = ((u16)addr << 10) | (1 << 8) | data;
- xfer.tx_buf = &w;
- xfer.bits_per_word = 16;
- xfer.len = 2;
- spi_message_add_tail(&xfer, &m);
-
- r = spi_sync(spi, &m);
- if (r < 0)
- dev_warn(&spi->dev, "failed to write to LCD reg (%d)\n", r);
- return r;
-}
-
-static void tpo_td043_write_gamma(struct spi_device *spi, u16 gamma[12])
-{
- u8 i, val;
-
- /* gamma bits [9:8] */
- for (val = i = 0; i < 4; i++)
- val |= (gamma[i] & 0x300) >> ((i + 1) * 2);
- tpo_td043_write(spi, 0x11, val);
-
- for (val = i = 0; i < 4; i++)
- val |= (gamma[i+4] & 0x300) >> ((i + 1) * 2);
- tpo_td043_write(spi, 0x12, val);
-
- for (val = i = 0; i < 4; i++)
- val |= (gamma[i+8] & 0x300) >> ((i + 1) * 2);
- tpo_td043_write(spi, 0x13, val);
-
- /* gamma bits [7:0] */
- for (val = i = 0; i < 12; i++)
- tpo_td043_write(spi, 0x14 + i, gamma[i] & 0xff);
-}
-
-static int tpo_td043_write_mirror(struct spi_device *spi, bool h, bool v)
-{
- u8 reg4 = TPO_R04_NFLIP_H | TPO_R04_NFLIP_V | \
- TPO_R04_CP_CLK_FREQ_1H | TPO_R04_VGL_FREQ_1H;
- if (h)
- reg4 &= ~TPO_R04_NFLIP_H;
- if (v)
- reg4 &= ~TPO_R04_NFLIP_V;
-
- return tpo_td043_write(spi, 4, reg4);
-}
-
-static int tpo_td043_set_hmirror(struct omap_dss_device *dssdev, bool enable)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
-
- tpo_td043->hmirror = enable;
- return tpo_td043_write_mirror(tpo_td043->spi, tpo_td043->hmirror,
- tpo_td043->vmirror);
-}
-
-static bool tpo_td043_get_hmirror(struct omap_dss_device *dssdev)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
-
- return tpo_td043->hmirror;
-}
-
-static ssize_t tpo_td043_vmirror_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev);
-
- return snprintf(buf, PAGE_SIZE, "%d\n", tpo_td043->vmirror);
-}
-
-static ssize_t tpo_td043_vmirror_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev);
- long val;
- int ret;
-
- ret = strict_strtol(buf, 0, &val);
- if (ret < 0)
- return ret;
-
- ret = tpo_td043_write_mirror(tpo_td043->spi, tpo_td043->hmirror, val);
- if (ret < 0)
- return ret;
-
- tpo_td043->vmirror = val;
-
- return count;
-}
-
-static ssize_t tpo_td043_mode_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev);
-
- return snprintf(buf, PAGE_SIZE, "%d\n", tpo_td043->mode);
-}
-
-static ssize_t tpo_td043_mode_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev);
- long val;
- int ret;
-
- ret = strict_strtol(buf, 0, &val);
- if (ret != 0 || val & ~7)
- return -EINVAL;
-
- tpo_td043->mode = val;
-
- val |= TPO_R02_NCLK_RISING;
- tpo_td043_write(tpo_td043->spi, 2, val);
-
- return count;
-}
-
-static ssize_t tpo_td043_gamma_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev);
- ssize_t len = 0;
- int ret;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(tpo_td043->gamma); i++) {
- ret = snprintf(buf + len, PAGE_SIZE - len, "%u ",
- tpo_td043->gamma[i]);
- if (ret < 0)
- return ret;
- len += ret;
- }
- buf[len - 1] = '\n';
-
- return len;
-}
-
-static ssize_t tpo_td043_gamma_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev);
- unsigned int g[12];
- int ret;
- int i;
-
- ret = sscanf(buf, "%u %u %u %u %u %u %u %u %u %u %u %u",
- &g[0], &g[1], &g[2], &g[3], &g[4], &g[5],
- &g[6], &g[7], &g[8], &g[9], &g[10], &g[11]);
-
- if (ret != 12)
- return -EINVAL;
-
- for (i = 0; i < 12; i++)
- tpo_td043->gamma[i] = g[i];
-
- tpo_td043_write_gamma(tpo_td043->spi, tpo_td043->gamma);
-
- return count;
-}
-
-static DEVICE_ATTR(vmirror, S_IRUGO | S_IWUSR,
- tpo_td043_vmirror_show, tpo_td043_vmirror_store);
-static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR,
- tpo_td043_mode_show, tpo_td043_mode_store);
-static DEVICE_ATTR(gamma, S_IRUGO | S_IWUSR,
- tpo_td043_gamma_show, tpo_td043_gamma_store);
-
-static struct attribute *tpo_td043_attrs[] = {
- &dev_attr_vmirror.attr,
- &dev_attr_mode.attr,
- &dev_attr_gamma.attr,
- NULL,
-};
-
-static struct attribute_group tpo_td043_attr_group = {
- .attrs = tpo_td043_attrs,
-};
-
-static const struct omap_video_timings tpo_td043_timings = {
- .x_res = 800,
- .y_res = 480,
-
- .pixel_clock = 36000,
-
- .hsw = 1,
- .hfp = 68,
- .hbp = 214,
-
- .vsw = 1,
- .vfp = 39,
- .vbp = 34,
-};
-
-static int tpo_td043_power_on(struct omap_dss_device *dssdev)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
- int nreset_gpio = dssdev->reset_gpio;
- int r;
-
- if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
- return 0;
-
- r = omapdss_dpi_display_enable(dssdev);
- if (r)
- goto err0;
-
- if (dssdev->platform_enable) {
- r = dssdev->platform_enable(dssdev);
- if (r)
- goto err1;
- }
-
- regulator_enable(tpo_td043->vcc_reg);
-
- /* wait for power up */
- msleep(160);
-
- if (gpio_is_valid(nreset_gpio))
- gpio_set_value(nreset_gpio, 1);
-
- tpo_td043_write(tpo_td043->spi, 2,
- TPO_R02_MODE(tpo_td043->mode) | TPO_R02_NCLK_RISING);
- tpo_td043_write(tpo_td043->spi, 3, TPO_R03_VAL_NORMAL);
- tpo_td043_write(tpo_td043->spi, 0x20, 0xf0);
- tpo_td043_write(tpo_td043->spi, 0x21, 0xf0);
- tpo_td043_write_mirror(tpo_td043->spi, tpo_td043->hmirror,
- tpo_td043->vmirror);
- tpo_td043_write_gamma(tpo_td043->spi, tpo_td043->gamma);
-
- return 0;
-err1:
- omapdss_dpi_display_disable(dssdev);
-err0:
- return r;
-}
-
-static void tpo_td043_power_off(struct omap_dss_device *dssdev)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
- int nreset_gpio = dssdev->reset_gpio;
-
- if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
- return;
-
- tpo_td043_write(tpo_td043->spi, 3,
- TPO_R03_VAL_STANDBY | TPO_R03_EN_PWM);
-
- if (gpio_is_valid(nreset_gpio))
- gpio_set_value(nreset_gpio, 0);
-
- /* wait for at least 2 vsyncs before cutting off power */
- msleep(50);
-
- tpo_td043_write(tpo_td043->spi, 3, TPO_R03_VAL_STANDBY);
-
- regulator_disable(tpo_td043->vcc_reg);
-
- if (dssdev->platform_disable)
- dssdev->platform_disable(dssdev);
-
- omapdss_dpi_display_disable(dssdev);
-}
-
-static int tpo_td043_enable(struct omap_dss_device *dssdev)
-{
- int ret;
-
- dev_dbg(&dssdev->dev, "enable\n");
-
- ret = tpo_td043_power_on(dssdev);
- if (ret)
- return ret;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static void tpo_td043_disable(struct omap_dss_device *dssdev)
-{
- dev_dbg(&dssdev->dev, "disable\n");
-
- tpo_td043_power_off(dssdev);
-
- dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
-}
-
-static int tpo_td043_suspend(struct omap_dss_device *dssdev)
-{
- tpo_td043_power_off(dssdev);
- dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
- return 0;
-}
-
-static int tpo_td043_resume(struct omap_dss_device *dssdev)
-{
- int r = 0;
-
- r = tpo_td043_power_on(dssdev);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static int tpo_td043_probe(struct omap_dss_device *dssdev)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
- int nreset_gpio = dssdev->reset_gpio;
- int ret = 0;
-
- dev_dbg(&dssdev->dev, "probe\n");
-
- if (tpo_td043 == NULL) {
- dev_err(&dssdev->dev, "missing tpo_td043_device\n");
- return -ENODEV;
- }
-
- dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IHS |
- OMAP_DSS_LCD_IVS | OMAP_DSS_LCD_IPC;
- dssdev->panel.timings = tpo_td043_timings;
- dssdev->ctrl.pixel_size = 24;
-
- tpo_td043->mode = TPO_R02_MODE_800x480;
- memcpy(tpo_td043->gamma, tpo_td043_def_gamma, sizeof(tpo_td043->gamma));
-
- tpo_td043->vcc_reg = regulator_get(&dssdev->dev, "vcc");
- if (IS_ERR(tpo_td043->vcc_reg)) {
- dev_err(&dssdev->dev, "failed to get LCD VCC regulator\n");
- ret = PTR_ERR(tpo_td043->vcc_reg);
- goto fail_regulator;
- }
-
- if (gpio_is_valid(nreset_gpio)) {
- ret = gpio_request(nreset_gpio, "lcd reset");
- if (ret < 0) {
- dev_err(&dssdev->dev, "couldn't request reset GPIO\n");
- goto fail_gpio_req;
- }
-
- ret = gpio_direction_output(nreset_gpio, 0);
- if (ret < 0) {
- dev_err(&dssdev->dev, "couldn't set GPIO direction\n");
- goto fail_gpio_direction;
- }
- }
-
- ret = sysfs_create_group(&dssdev->dev.kobj, &tpo_td043_attr_group);
- if (ret)
- dev_warn(&dssdev->dev, "failed to create sysfs files\n");
-
- return 0;
-
-fail_gpio_direction:
- gpio_free(nreset_gpio);
-fail_gpio_req:
- regulator_put(tpo_td043->vcc_reg);
-fail_regulator:
- kfree(tpo_td043);
- return ret;
-}
-
-static void tpo_td043_remove(struct omap_dss_device *dssdev)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
- int nreset_gpio = dssdev->reset_gpio;
-
- dev_dbg(&dssdev->dev, "remove\n");
-
- sysfs_remove_group(&dssdev->dev.kobj, &tpo_td043_attr_group);
- regulator_put(tpo_td043->vcc_reg);
- if (gpio_is_valid(nreset_gpio))
- gpio_free(nreset_gpio);
-}
-
-static struct omap_dss_driver tpo_td043_driver = {
- .probe = tpo_td043_probe,
- .remove = tpo_td043_remove,
-
- .enable = tpo_td043_enable,
- .disable = tpo_td043_disable,
- .suspend = tpo_td043_suspend,
- .resume = tpo_td043_resume,
- .set_mirror = tpo_td043_set_hmirror,
- .get_mirror = tpo_td043_get_hmirror,
-
- .driver = {
- .name = "tpo_td043mtea1_panel",
- .owner = THIS_MODULE,
- },
-};
-
-static int tpo_td043_spi_probe(struct spi_device *spi)
-{
- struct omap_dss_device *dssdev = spi->dev.platform_data;
- struct tpo_td043_device *tpo_td043;
- int ret;
-
- if (dssdev == NULL) {
- dev_err(&spi->dev, "missing dssdev\n");
- return -ENODEV;
- }
-
- spi->bits_per_word = 16;
- spi->mode = SPI_MODE_0;
-
- ret = spi_setup(spi);
- if (ret < 0) {
- dev_err(&spi->dev, "spi_setup failed: %d\n", ret);
- return ret;
- }
-
- tpo_td043 = kzalloc(sizeof(*tpo_td043), GFP_KERNEL);
- if (tpo_td043 == NULL)
- return -ENOMEM;
-
- tpo_td043->spi = spi;
- dev_set_drvdata(&spi->dev, tpo_td043);
- dev_set_drvdata(&dssdev->dev, tpo_td043);
-
- omap_dss_register_driver(&tpo_td043_driver);
-
- return 0;
-}
-
-static int __devexit tpo_td043_spi_remove(struct spi_device *spi)
-{
- struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&spi->dev);
-
- omap_dss_unregister_driver(&tpo_td043_driver);
- kfree(tpo_td043);
-
- return 0;
-}
-
-static struct spi_driver tpo_td043_spi_driver = {
- .driver = {
- .name = "tpo_td043mtea1_panel_spi",
- .bus = &spi_bus_type,
- .owner = THIS_MODULE,
- },
- .probe = tpo_td043_spi_probe,
- .remove = __devexit_p(tpo_td043_spi_remove),
-};
-
-static int __init tpo_td043_init(void)
-{
- return spi_register_driver(&tpo_td043_spi_driver);
-}
-
-static void __exit tpo_td043_exit(void)
-{
- spi_unregister_driver(&tpo_td043_spi_driver);
-}
-
-module_init(tpo_td043_init);
-module_exit(tpo_td043_exit);
-
-MODULE_AUTHOR("Gražvydas Ignotas <notasas at gmail.com>");
-MODULE_DESCRIPTION("TPO TD043MTEA1 LCD Driver");
-MODULE_LICENSE("GPL");
--
1.7.1
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