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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/video/fbdev/omap/lcd_inn1610.c
parentInitial commit. (diff)
downloadlinux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz
linux-430c2fc249ea5c0536abd21c23382884005c9093.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
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.c99
1 files changed, 99 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..901b28f35
--- /dev/null
+++ b/drivers/video/fbdev/omap/lcd_inn1610.c
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * LCD panel support for the TI OMAP1610 Innovator board
+ *
+ * Copyright (C) 2004 Nokia Corporation
+ * Author: Imre Deak <imre.deak@nokia.com>
+ */
+
+#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");