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path: root/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
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Diffstat (limited to 'drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c')
-rw-r--r--drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c290
1 files changed, 0 insertions, 290 deletions
diff --git a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c b/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
deleted file mode 100644
index 6b9f7925e918..000000000000
--- a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
+++ /dev/null
@@ -1,290 +0,0 @@
-/*
- * Support for NEC-nl8048hl11-01b panel driver
- *
- * Copyright (C) 2010 Texas Instruments Inc.
- * Author: Erik Gilling <konkers@android.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/spi/spi.h>
-#include <linux/fb.h>
-#include <linux/gpio.h>
-
-#include <video/omapdss.h>
-#include <video/omap-panel-data.h>
-
-#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 23800
-
-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 },
-};
-
-/*
- * NEC NL8048HL11-01B Manual
- * defines HFB, HSW, HBP, VFP, VSW, VBP as shown below
- */
-
-static struct omap_video_timings nec_8048_panel_timings = {
- /* 800 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */
- .x_res = LCD_XRES,
- .y_res = LCD_YRES,
- .pixel_clock = LCD_PIXEL_CLOCK,
- .hfp = 6,
- .hsw = 1,
- .hbp = 4,
- .vfp = 3,
- .vsw = 1,
- .vbp = 4,
-
- .vsync_level = OMAPDSS_SIG_ACTIVE_LOW,
- .hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
- .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
- .de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
-};
-
-static inline struct panel_nec_nl8048_data
-*get_panel_data(const struct omap_dss_device *dssdev)
-{
- return (struct panel_nec_nl8048_data *) dssdev->data;
-}
-
-static int nec_8048_panel_probe(struct omap_dss_device *dssdev)
-{
- struct panel_nec_nl8048_data *pd = get_panel_data(dssdev);
- int r;
-
- if (!pd)
- return -EINVAL;
-
- dssdev->panel.timings = nec_8048_panel_timings;
-
- if (gpio_is_valid(pd->qvga_gpio)) {
- r = devm_gpio_request_one(dssdev->dev, pd->qvga_gpio,
- GPIOF_OUT_INIT_HIGH, "lcd QVGA");
- if (r)
- return r;
- }
-
- if (gpio_is_valid(pd->res_gpio)) {
- r = devm_gpio_request_one(dssdev->dev, pd->res_gpio,
- GPIOF_OUT_INIT_LOW, "lcd RES");
- if (r)
- return r;
- }
-
- return 0;
-}
-
-static void nec_8048_panel_remove(struct omap_dss_device *dssdev)
-{
-}
-
-static int nec_8048_panel_power_on(struct omap_dss_device *dssdev)
-{
- struct panel_nec_nl8048_data *pd = get_panel_data(dssdev);
- int r;
-
- if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
- return 0;
-
- omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
- omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines);
-
- r = omapdss_dpi_display_enable(dssdev);
- if (r)
- goto err0;
-
- if (gpio_is_valid(pd->res_gpio))
- gpio_set_value_cansleep(pd->res_gpio, 1);
-
- return 0;
-
-err0:
- return r;
-}
-
-static void nec_8048_panel_power_off(struct omap_dss_device *dssdev)
-{
- struct panel_nec_nl8048_data *pd = get_panel_data(dssdev);
-
- if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
- return;
-
- if (gpio_is_valid(pd->res_gpio))
- gpio_set_value_cansleep(pd->res_gpio, 0);
-
- omapdss_dpi_display_disable(dssdev);
-}
-
-static int nec_8048_panel_enable(struct omap_dss_device *dssdev)
-{
- int r;
-
- r = nec_8048_panel_power_on(dssdev);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return 0;
-}
-
-static void nec_8048_panel_disable(struct omap_dss_device *dssdev)
-{
- nec_8048_panel_power_off(dssdev);
-
- dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
-}
-
-static int nec_8048_recommended_bpp(struct omap_dss_device *dssdev)
-{
- return 16;
-}
-
-static struct omap_dss_driver nec_8048_driver = {
- .probe = nec_8048_panel_probe,
- .remove = nec_8048_panel_remove,
- .enable = nec_8048_panel_enable,
- .disable = nec_8048_panel_disable,
- .get_recommended_bpp = nec_8048_recommended_bpp,
-
- .driver = {
- .name = "NEC_8048_panel",
- .owner = THIS_MODULE,
- },
-};
-
-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_spi_probe(struct spi_device *spi)
-{
- spi->mode = SPI_MODE_0;
- spi->bits_per_word = 32;
- spi_setup(spi);
-
- init_nec_8048_wvga_lcd(spi);
-
- return omap_dss_register_driver(&nec_8048_driver);
-}
-
-static int nec_8048_spi_remove(struct spi_device *spi)
-{
- omap_dss_unregister_driver(&nec_8048_driver);
-
- return 0;
-}
-
-#ifdef CONFIG_PM_SLEEP
-
-static int nec_8048_spi_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_spi_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_spi_pm_ops, nec_8048_spi_suspend,
- nec_8048_spi_resume);
-#define NEC_8048_SPI_PM_OPS (&nec_8048_spi_pm_ops)
-#else
-#define NEC_8048_SPI_PM_OPS NULL
-#endif
-
-static struct spi_driver nec_8048_spi_driver = {
- .probe = nec_8048_spi_probe,
- .remove = nec_8048_spi_remove,
- .driver = {
- .name = "nec_8048_spi",
- .owner = THIS_MODULE,
- .pm = NEC_8048_SPI_PM_OPS,
- },
-};
-
-module_spi_driver(nec_8048_spi_driver);
-
-MODULE_AUTHOR("Erik Gilling <konkers@android.com>");
-MODULE_DESCRIPTION("NEC-nl8048hl11-01b Driver");
-MODULE_LICENSE("GPL");