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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-omap1/fb.c | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-omap1/fb.c')
-rw-r--r-- | arch/arm/mach-omap1/fb.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/fb.c b/arch/arm/mach-omap1/fb.c new file mode 100644 index 000000000..ddab04087 --- /dev/null +++ b/arch/arm/mach-omap1/fb.c @@ -0,0 +1,80 @@ +/* + * File: arch/arm/plat-omap/fb.c + * + * Framebuffer device registration for TI OMAP platforms + * + * Copyright (C) 2006 Nokia Corporation + * Author: Imre Deak <imre.deak@nokia.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/memblock.h> +#include <linux/io.h> +#include <linux/omapfb.h> +#include <linux/dma-mapping.h> + +#include <asm/mach/map.h> + +#if IS_ENABLED(CONFIG_FB_OMAP) + +static bool omapfb_lcd_configured; +static struct omapfb_platform_data omapfb_config; + +static u64 omap_fb_dma_mask = ~(u32)0; + +static struct platform_device omap_fb_device = { + .name = "omapfb", + .id = -1, + .dev = { + .dma_mask = &omap_fb_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &omapfb_config, + }, + .num_resources = 0, +}; + +void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) +{ + omapfb_config.lcd = *config; + omapfb_lcd_configured = true; +} + +static int __init omap_init_fb(void) +{ + /* + * If the board file has not set the lcd config with + * omapfb_set_lcd_config(), don't bother registering the omapfb device + */ + if (!omapfb_lcd_configured) + return 0; + + return platform_device_register(&omap_fb_device); +} + +arch_initcall(omap_init_fb); + +#else + +void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) +{ +} + +#endif |