If a firmware node is already present in the FDT we will fail to create one and so fail to add our OP-TEE node, make this fixup first check for a firmware node and then only try to add one if it is not found.
Signed-off-by: Andrew F. Davis afd@ti.com --- arch/arm/mach-omap2/fdt-common.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-)
diff --git a/arch/arm/mach-omap2/fdt-common.c b/arch/arm/mach-omap2/fdt-common.c index 297d4d4df5..9297e9db48 100644 --- a/arch/arm/mach-omap2/fdt-common.c +++ b/arch/arm/mach-omap2/fdt-common.c @@ -134,14 +134,22 @@ int ft_hs_add_tee(void *fdt, bd_t *bd) if (!tee_loaded) return 0;
- path = "/"; + path = "/firmware"; offs = fdt_path_offset(fdt, path); - - subpath = "firmware"; - offs = fdt_add_subnode(fdt, offs, subpath); if (offs < 0) { - printf("Could not create %s node.\n", subpath); - return 1; + path = "/"; + offs = fdt_path_offset(fdt, path); + if (offs < 0) { + printf("Could not find root node.\n"); + return 1; + } + + subpath = "firmware"; + offs = fdt_add_subnode(fdt, offs, subpath); + if (offs < 0) { + printf("Could not create %s node.\n", subpath); + return 1; + } }
subpath = "optee";