xref: /openbmc/u-boot/arch/arm/mach-omap2/am33xx/fdt.c (revision 9d466f2f)
1 /*
2  * Copyright 2017 Texas Instruments, Inc.
3  *
4  * SPDX-License-Identifier: GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <linux/libfdt.h>
9 #include <fdt_support.h>
10 #include <malloc.h>
11 
12 #include <asm/omap_common.h>
13 #include <asm/arch-am33xx/sys_proto.h>
14 
15 #ifdef CONFIG_TI_SECURE_DEVICE
16 
17 static void ft_hs_fixups(void *fdt, bd_t *bd)
18 {
19 	/* Check we are running on an HS/EMU device type */
20 	if (GP_DEVICE != get_device_type()) {
21 		if ((ft_hs_disable_rng(fdt, bd) == 0) &&
22 		    (ft_hs_fixup_dram(fdt, bd) == 0) &&
23 		    (ft_hs_add_tee(fdt, bd) == 0))
24 			return;
25 	} else {
26 		printf("ERROR: Incorrect device type (GP) detected!");
27 	}
28 	/* Fixup failed or wrong device type */
29 	hang();
30 }
31 #else
32 static void ft_hs_fixups(void *fdt, bd_t *bd) { }
33 #endif /* #ifdef CONFIG_TI_SECURE_DEVICE */
34 
35 /*
36  * Place for general cpu/SoC FDT fixups. Board specific
37  * fixups should remain in the board files which is where
38  * this function should be called from.
39  */
40 void ft_cpu_setup(void *fdt, bd_t *bd)
41 {
42 	ft_hs_fixups(fdt, bd);
43 }
44