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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/video/fbdev/omap/lcd_inn1610.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
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.c | 99 |
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"); |