diff options
Diffstat (limited to 'drivers/video/omap2/dss/sdi.c')
| -rw-r--r-- | drivers/video/omap2/dss/sdi.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c deleted file mode 100644 index 8266ca0d666..00000000000 --- a/drivers/video/omap2/dss/sdi.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * linux/drivers/video/omap2/dss/sdi.c - * - * Copyright (C) 2009 Nokia Corporation - * Author: Tomi Valkeinen <tomi.valkeinen@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/>. - */ - -#define DSS_SUBSYS_NAME "SDI" - -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/regulator/consumer.h> -#include <linux/export.h> - -#include <video/omapdss.h> -#include "dss.h" - -static struct { - bool update_enabled; - struct regulator *vdds_sdi_reg; -} sdi; - -static void sdi_basic_init(struct omap_dss_device *dssdev) - -{ - dispc_mgr_set_io_pad_mode(DSS_IO_PAD_MODE_BYPASS); - dispc_mgr_enable_stallmode(dssdev->manager->id, false); - - dispc_mgr_set_lcd_display_type(dssdev->manager->id, - OMAP_DSS_LCD_DISPLAY_TFT); - - dispc_mgr_set_tft_data_lines(dssdev->manager->id, 24); - dispc_lcd_enable_signal_polarity(1); -} - -int omapdss_sdi_display_enable(struct omap_dss_device *dssdev) -{ - struct omap_video_timings *t = &dssdev->panel.timings; - struct dss_clock_info dss_cinfo; - struct dispc_clock_info dispc_cinfo; - u16 lck_div, pck_div; - unsigned long fck; - unsigned long pck; - int r; - - if (dssdev->manager == NULL) { - DSSERR("failed to enable display: no manager\n"); - return -ENODEV; - } - - r = omap_dss_start_device(dssdev); - if (r) { - DSSERR("failed to start device\n"); - goto err_start_dev; - } - - r = regulator_enable(sdi.vdds_sdi_reg); - if (r) - goto err_reg_enable; - - r = dss_runtime_get(); - if (r) - goto err_get_dss; - - r = dispc_runtime_get(); - if (r) - goto err_get_dispc; - - sdi_basic_init(dssdev); - - /* 15.5.9.1.2 */ - dssdev->panel.config |= OMAP_DSS_LCD_RF | OMAP_DSS_LCD_ONOFF; - - dispc_mgr_set_pol_freq(dssdev->manager->id, dssdev->panel.config, - dssdev->panel.acbi, dssdev->panel.acb); - - r = dss_calc_clock_div(1, t->pixel_clock * 1000, - &dss_cinfo, &dispc_cinfo); - if (r) - goto err_calc_clock_div; - - fck = dss_cinfo.fck; - lck_div = dispc_cinfo.lck_div; - pck_div = dispc_cinfo.pck_div; - - pck = fck / lck_div / pck_div / 1000; - - if (pck != t->pixel_clock) { - DSSWARN("Could not find exact pixel clock. Requested %d kHz, " - "got %lu kHz\n", - t->pixel_clock, pck); - - t->pixel_clock = pck; - } - - - dispc_mgr_set_lcd_timings(dssdev->manager->id, t); - - r = dss_set_clock_div(&dss_cinfo); - if (r) - goto err_set_dss_clock_div; - - r = dispc_mgr_set_clock_div(dssdev->manager->id, &dispc_cinfo); - if (r) - goto err_set_dispc_clock_div; - - dss_sdi_init(dssdev->phy.sdi.datapairs); - r = dss_sdi_enable(); - if (r) - goto err_sdi_enable; - mdelay(2); - - r = dss_mgr_enable(dssdev->manager); - if (r) - goto err_mgr_enable; - - return 0; - -err_mgr_enable: - dss_sdi_disable(); -err_sdi_enable: -err_set_dispc_clock_div: -err_set_dss_clock_div: -err_calc_clock_div: - dispc_runtime_put(); -err_get_dispc: - dss_runtime_put(); -err_get_dss: - regulator_disable(sdi.vdds_sdi_reg); -err_reg_enable: - omap_dss_stop_device(dssdev); -err_start_dev: - return r; -} -EXPORT_SYMBOL(omapdss_sdi_display_enable); - -void omapdss_sdi_display_disable(struct omap_dss_device *dssdev) -{ - dss_mgr_disable(dssdev->manager); - - dss_sdi_disable(); - - dispc_runtime_put(); - dss_runtime_put(); - - regulator_disable(sdi.vdds_sdi_reg); - - omap_dss_stop_device(dssdev); -} -EXPORT_SYMBOL(omapdss_sdi_display_disable); - -int sdi_init_display(struct omap_dss_device *dssdev) -{ - DSSDBG("SDI init\n"); - - if (sdi.vdds_sdi_reg == NULL) { - struct regulator *vdds_sdi; - - vdds_sdi = dss_get_vdds_sdi(); - - if (IS_ERR(vdds_sdi)) { - DSSERR("can't get VDDS_SDI regulator\n"); - return PTR_ERR(vdds_sdi); - } - - sdi.vdds_sdi_reg = vdds_sdi; - } - - return 0; -} - -int sdi_init(void) -{ - return 0; -} - -void sdi_exit(void) -{ -} |