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99 lines
2.1 KiB
99 lines
2.1 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* LCD panel support for the TI OMAP1610 Innovator board |
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* |
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* Copyright (C) 2004 Nokia Corporation |
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* Author: Imre Deak <[email protected]> |
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*/ |
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#include <linux/module.h> |
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#include <linux/platform_device.h> |
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#include <linux/gpio.h> |
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#include "omapfb.h" |
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#define MODULE_NAME "omapfb-lcd_h3" |
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static int innovator1610_panel_init(struct lcd_panel *panel, |
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struct omapfb_device *fbdev) |
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{ |
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int r = 0; |
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/* configure GPIO(14, 15) as outputs */ |
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if (gpio_request_one(14, GPIOF_OUT_INIT_LOW, "lcd_en0")) { |
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pr_err(MODULE_NAME ": can't request GPIO 14\n"); |
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r = -1; |
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goto exit; |
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} |
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if (gpio_request_one(15, GPIOF_OUT_INIT_LOW, "lcd_en1")) { |
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pr_err(MODULE_NAME ": can't request GPIO 15\n"); |
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gpio_free(14); |
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r = -1; |
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goto exit; |
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} |
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exit: |
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return r; |
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} |
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static void innovator1610_panel_cleanup(struct lcd_panel *panel) |
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{ |
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gpio_free(15); |
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gpio_free(14); |
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} |
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static int innovator1610_panel_enable(struct lcd_panel *panel) |
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{ |
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/* set GPIO14 and GPIO15 high */ |
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gpio_set_value(14, 1); |
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gpio_set_value(15, 1); |
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return 0; |
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} |
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static void innovator1610_panel_disable(struct lcd_panel *panel) |
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{ |
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/* set GPIO13, GPIO14 and GPIO15 low */ |
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gpio_set_value(14, 0); |
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gpio_set_value(15, 0); |
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} |
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static struct lcd_panel innovator1610_panel = { |
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.name = "inn1610", |
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.config = OMAP_LCDC_PANEL_TFT, |
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.bpp = 16, |
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.data_lines = 16, |
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.x_res = 320, |
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.y_res = 240, |
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.pixel_clock = 12500, |
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.hsw = 40, |
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.hfp = 40, |
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.hbp = 72, |
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.vsw = 1, |
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.vfp = 1, |
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.vbp = 0, |
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.pcd = 12, |
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.init = innovator1610_panel_init, |
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.cleanup = innovator1610_panel_cleanup, |
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.enable = innovator1610_panel_enable, |
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.disable = innovator1610_panel_disable, |
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}; |
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static int innovator1610_panel_probe(struct platform_device *pdev) |
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{ |
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omapfb_register_panel(&innovator1610_panel); |
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return 0; |
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} |
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static struct platform_driver innovator1610_panel_driver = { |
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.probe = innovator1610_panel_probe, |
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.driver = { |
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.name = "lcd_inn1610", |
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}, |
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}; |
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module_platform_driver(innovator1610_panel_driver); |
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MODULE_AUTHOR("Imre Deak"); |
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MODULE_DESCRIPTION("LCD panel support for the TI OMAP1610 Innovator board"); |
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MODULE_LICENSE("GPL");
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