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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/video/fbdev/omap/lcd_inn1610.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/video/fbdev/omap/lcd_inn1610.c')
-rw-r--r--drivers/video/fbdev/omap/lcd_inn1610.c112
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/video/fbdev/omap/lcd_inn1610.c b/drivers/video/fbdev/omap/lcd_inn1610.c
new file mode 100644
index 000000000..8d0cf68d2
--- /dev/null
+++ b/drivers/video/fbdev/omap/lcd_inn1610.c
@@ -0,0 +1,112 @@
+/*
+ * LCD panel support for the TI OMAP1610 Innovator board
+ *
+ * Copyright (C) 2004 Nokia Corporation
+ * Author: Imre Deak <imre.deak@nokia.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.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <linux/gpio.h>
+#include "omapfb.h"
+
+#define MODULE_NAME "omapfb-lcd_h3"
+
+static int innovator1610_panel_init(struct lcd_panel *panel,
+ struct omapfb_device *fbdev)
+{
+ int r = 0;
+
+ /* configure GPIO(14, 15) as outputs */
+ if (gpio_request_one(14, GPIOF_OUT_INIT_LOW, "lcd_en0")) {
+ pr_err(MODULE_NAME ": can't request GPIO 14\n");
+ r = -1;
+ goto exit;
+ }
+ if (gpio_request_one(15, GPIOF_OUT_INIT_LOW, "lcd_en1")) {
+ pr_err(MODULE_NAME ": can't request GPIO 15\n");
+ gpio_free(14);
+ r = -1;
+ goto exit;
+ }
+exit:
+ return r;
+}
+
+static void innovator1610_panel_cleanup(struct lcd_panel *panel)
+{
+ gpio_free(15);
+ gpio_free(14);
+}
+
+static int innovator1610_panel_enable(struct lcd_panel *panel)
+{
+ /* set GPIO14 and GPIO15 high */
+ gpio_set_value(14, 1);
+ gpio_set_value(15, 1);
+ return 0;
+}
+
+static void innovator1610_panel_disable(struct lcd_panel *panel)
+{
+ /* set GPIO13, GPIO14 and GPIO15 low */
+ gpio_set_value(14, 0);
+ gpio_set_value(15, 0);
+}
+
+static struct lcd_panel innovator1610_panel = {
+ .name = "inn1610",
+ .config = OMAP_LCDC_PANEL_TFT,
+
+ .bpp = 16,
+ .data_lines = 16,
+ .x_res = 320,
+ .y_res = 240,
+ .pixel_clock = 12500,
+ .hsw = 40,
+ .hfp = 40,
+ .hbp = 72,
+ .vsw = 1,
+ .vfp = 1,
+ .vbp = 0,
+ .pcd = 12,
+
+ .init = innovator1610_panel_init,
+ .cleanup = innovator1610_panel_cleanup,
+ .enable = innovator1610_panel_enable,
+ .disable = innovator1610_panel_disable,
+};
+
+static int innovator1610_panel_probe(struct platform_device *pdev)
+{
+ omapfb_register_panel(&innovator1610_panel);
+ return 0;
+}
+
+static struct platform_driver innovator1610_panel_driver = {
+ .probe = innovator1610_panel_probe,
+ .driver = {
+ .name = "lcd_inn1610",
+ },
+};
+
+module_platform_driver(innovator1610_panel_driver);
+
+MODULE_AUTHOR("Imre Deak");
+MODULE_DESCRIPTION("LCD panel support for the TI OMAP1610 Innovator board");
+MODULE_LICENSE("GPL");