projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 16d60bb8 TL |
1 | /* |
| 2 | * File: arch/arm/plat-omap/fb.c | |
| 3 | * | |
| 4 | * Framebuffer device registration for TI OMAP platforms | |
| 5 | * | |
| 6 | * Copyright (C) 2006 Nokia Corporation | |
| 7 | * Author: Imre Deak <imre.deak@nokia.com> | |
| 8 | * | |
| 9 | * This program is free software; you can redistribute it and/or modify it | |
| 10 | * under the terms of the GNU General Public License as published by the | |
| 11 | * Free Software Foundation; either version 2 of the License, or (at your | |
| 12 | * option) any later version. | |
| 13 | * | |
| 14 | * This program is distributed in the hope that it will be useful, but | |
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 | * General Public License for more details. | |
| 18 | * | |
| 19 | * You should have received a copy of the GNU General Public License along | |
| 20 | * with this program; if not, write to the Free Software Foundation, Inc., | |
| 21 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 22 | */ | |
| 23 | ||
| 24 | #include <linux/module.h> | |
| 25 | #include <linux/kernel.h> | |
| 26 | #include <linux/mm.h> | |
| 27 | #include <linux/init.h> | |
| 28 | #include <linux/platform_device.h> | |
| 29 | #include <linux/memblock.h> | |
| 30 | #include <linux/io.h> | |
| 31 | #include <linux/omapfb.h> | |
| 32 | #include <linux/dma-mapping.h> | |
| 33 | ||
| 34 | #include <asm/mach/map.h> | |
| 35 | ||
| fcebddb9 | 36 | #if IS_ENABLED(CONFIG_FB_OMAP) |
| 16d60bb8 TL |
37 | |
| 38 | static bool omapfb_lcd_configured; | |
| 39 | static struct omapfb_platform_data omapfb_config; | |
| 40 | ||
| 41 | static u64 omap_fb_dma_mask = ~(u32)0; | |
| 42 | ||
| 43 | static struct platform_device omap_fb_device = { | |
| 44 | .name = "omapfb", | |
| 45 | .id = -1, | |
| 46 | .dev = { | |
| 47 | .dma_mask = &omap_fb_dma_mask, | |
| 48 | .coherent_dma_mask = DMA_BIT_MASK(32), | |
| 49 | .platform_data = &omapfb_config, | |
| 50 | }, | |
| 51 | .num_resources = 0, | |
| 52 | }; | |
| 53 | ||
| 54 | void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) | |
| 55 | { | |
| 56 | omapfb_config.lcd = *config; | |
| 57 | omapfb_lcd_configured = true; | |
| 58 | } | |
| 59 | ||
| 60 | static int __init omap_init_fb(void) | |
| 61 | { | |
| 62 | /* | |
| 63 | * If the board file has not set the lcd config with | |
| 64 | * omapfb_set_lcd_config(), don't bother registering the omapfb device | |
| 65 | */ | |
| 66 | if (!omapfb_lcd_configured) | |
| 67 | return 0; | |
| 68 | ||
| 69 | return platform_device_register(&omap_fb_device); | |
| 70 | } | |
| 71 | ||
| 72 | arch_initcall(omap_init_fb); | |
| 73 | ||
| 74 | #else | |
| 75 | ||
| 76 | void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) | |
| 77 | { | |
| 78 | } | |
| 79 | ||
| 80 | #endif |