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67 lines
1.4 KiB
67 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* File: arch/arm/plat-omap/fb.c |
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* |
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* Framebuffer device registration for TI OMAP platforms |
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* |
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* Copyright (C) 2006 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/kernel.h> |
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#include <linux/mm.h> |
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#include <linux/init.h> |
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#include <linux/platform_device.h> |
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#include <linux/memblock.h> |
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#include <linux/io.h> |
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#include <linux/omapfb.h> |
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#include <linux/dma-mapping.h> |
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#include <asm/mach/map.h> |
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#if IS_ENABLED(CONFIG_FB_OMAP) |
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static bool omapfb_lcd_configured; |
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static struct omapfb_platform_data omapfb_config; |
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static u64 omap_fb_dma_mask = ~(u32)0; |
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static struct platform_device omap_fb_device = { |
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.name = "omapfb", |
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.id = -1, |
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.dev = { |
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.dma_mask = &omap_fb_dma_mask, |
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.coherent_dma_mask = DMA_BIT_MASK(32), |
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.platform_data = &omapfb_config, |
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}, |
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.num_resources = 0, |
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}; |
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void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) |
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{ |
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omapfb_config.lcd = *config; |
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omapfb_lcd_configured = true; |
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} |
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static int __init omap_init_fb(void) |
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{ |
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/* |
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* If the board file has not set the lcd config with |
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* omapfb_set_lcd_config(), don't bother registering the omapfb device |
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*/ |
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if (!omapfb_lcd_configured) |
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return 0; |
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return platform_device_register(&omap_fb_device); |
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} |
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arch_initcall(omap_init_fb); |
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#else |
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void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) |
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{ |
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} |
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#endif
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