Maemo patchset 20101501+0m5

[h-e-n] / drivers / video / omap2 / displays / panel-sharp-ls037v7dw01.c

diff --git a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
new file mode 100644 (file)
index 0000000..1f99150
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
@@ -0,0 +1,112 @@
+/*
+ * LCD panel driver for Sharp LS037V7DW01
+ *
+ * Copyright (C) 2008 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/>.
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+
+#include <mach/display.h>
+
+static int sharp_ls_panel_init(struct omap_display *display)
+{
+       return 0;
+}
+
+static void sharp_ls_panel_cleanup(struct omap_display *display)
+{
+}
+
+static int sharp_ls_panel_enable(struct omap_display *display)
+{
+       int r = 0;
+
+       /* wait couple of vsyncs until enabling the LCD */
+       msleep(50);
+
+       if (display->hw_config.panel_enable)
+               r = display->hw_config.panel_enable(display);
+
+       return r;
+}
+
+static void sharp_ls_panel_disable(struct omap_display *display)
+{
+       if (display->hw_config.panel_disable)
+               display->hw_config.panel_disable(display);
+
+       /* wait at least 5 vsyncs after disabling the LCD */
+
+       msleep(100);
+}
+
+static int sharp_ls_panel_suspend(struct omap_display *display)
+{
+       sharp_ls_panel_disable(display);
+       return 0;
+}
+
+static int sharp_ls_panel_resume(struct omap_display *display)
+{
+       return sharp_ls_panel_enable(display);
+}
+
+static struct omap_panel sharp_ls_panel = {
+       .owner          = THIS_MODULE,
+       .name           = "sharp-ls037v7dw01",
+       .init           = sharp_ls_panel_init,
+       .cleanup        = sharp_ls_panel_cleanup,
+       .enable         = sharp_ls_panel_enable,
+       .disable        = sharp_ls_panel_disable,
+       .suspend        = sharp_ls_panel_suspend,
+       .resume         = sharp_ls_panel_resume,
+
+       .timings = {
+               .x_res = 480,
+               .y_res = 640,
+
+               .pixel_clock    = 19200,
+
+               .hsw            = 2,
+               .hfp            = 1,
+               .hbp            = 28,
+
+               .vsw            = 1,
+               .vfp            = 1,
+               .vbp            = 1,
+       },
+
+       .acb            = 0x28,
+
+       .config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | OMAP_DSS_LCD_IHS,
+};
+
+
+static int __init sharp_ls_panel_drv_init(void)
+{
+       omap_dss_register_panel(&sharp_ls_panel);
+       return 0;
+}
+
+static void __exit sharp_ls_panel_drv_exit(void)
+{
+       omap_dss_unregister_panel(&sharp_ls_panel);
+}
+
+module_init(sharp_ls_panel_drv_init);
+module_exit(sharp_ls_panel_drv_exit);
+MODULE_LICENSE("GPL");