blob: 5c3b52b94898feee9d36550e368001ecfb1e867d [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2023 Collabora Ltd.
*/
#include <fdtdec.h>
#include <fdt_support.h>
#ifdef CONFIG_OF_BOARD_SETUP
int rock5b_add_reserved_memory_fdt_nodes(void *new_blob)
{
struct fdt_memory gap1 = {
.start = 0x3fc000000,
.end = 0x3fc4fffff,
};
struct fdt_memory gap2 = {
.start = 0x3fff00000,
.end = 0x3ffffffff,
};
unsigned long flags = FDTDEC_RESERVED_MEMORY_NO_MAP;
unsigned int ret;
/*
* Inject the reserved-memory nodes into the DTS
*/
ret = fdtdec_add_reserved_memory(new_blob, "gap1", &gap1, NULL, 0,
NULL, flags);
if (ret)
return ret;
return fdtdec_add_reserved_memory(new_blob, "gap2", &gap2, NULL, 0,
NULL, flags);
}
int ft_board_setup(void *blob, struct bd_info *bd)
{
return rock5b_add_reserved_memory_fdt_nodes(blob);
}
#endif