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authorIvan T. Ivanov <iivanov@suse.de>2021-08-10 17:31:14 +0300
committerMatthias Brugger <mbrugger@suse.com>2021-09-15 14:34:06 +0300
commitacc6987e59137485dbac0ee4a07cc349210954f3 (patch)
tree94e171cc8b5e1e6ccf78defe3fab966c71620901 /board
parentd28e127171768c618fb4d03ec4d3249527d7dccd (diff)
downloadu-boot-acc6987e59137485dbac0ee4a07cc349210954f3.tar.xz
rpi: Conditionally add simple-framebuffer node
It appears that RPi firmware has already added framebuffer node under /chosen, at least on RPi 2 versions. So check for this and don't add duplicate node. Signed-off-by: Ivan T. Ivanov <iivanov@suse.de> Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Diffstat (limited to 'board')
-rw-r--r--board/raspberrypi/rpi/rpi.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index df52a4689f..372b26b6f2 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -497,12 +497,11 @@ void *board_fdt_blob_setup(void)
int ft_board_setup(void *blob, struct bd_info *bd)
{
- /*
- * For now, we simply always add the simplefb DT node. Later, we
- * should be more intelligent, and e.g. only do this if no enabled DT
- * node exists for the "real" graphics driver.
- */
- lcd_dt_simplefb_add_node(blob);
+ int node;
+
+ node = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer");
+ if (node < 0)
+ lcd_dt_simplefb_add_node(blob);
#ifdef CONFIG_EFI_LOADER
/* Reserve the spin table */