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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/arm/mach-omap1/fb.c
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
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.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/fb.c b/arch/arm/mach-omap1/fb.c
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+++ b/arch/arm/mach-omap1/fb.c
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * 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>
+ */
+
+#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