xref: /rk3399_rockchip-uboot/arch/arm/lib/bootm-fdt.c (revision ce176305937686128422a7e8a4f64ee347d10cd5)
16caa1956SSimon Glass /*
26caa1956SSimon Glass  * Copyright (c) 2013, Google Inc.
36caa1956SSimon Glass  *
46caa1956SSimon Glass  * Copyright (C) 2011
56caa1956SSimon Glass  * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
66caa1956SSimon Glass  *  - Added prep subcommand support
76caa1956SSimon Glass  *  - Reorganized source - modeled after powerpc version
86caa1956SSimon Glass  *
96caa1956SSimon Glass  * (C) Copyright 2002
106caa1956SSimon Glass  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
116caa1956SSimon Glass  * Marius Groeger <mgroeger@sysgo.de>
126caa1956SSimon Glass  *
136caa1956SSimon Glass  * Copyright (C) 2001  Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
146caa1956SSimon Glass  *
151a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
166caa1956SSimon Glass  */
176caa1956SSimon Glass 
186caa1956SSimon Glass #include <common.h>
196caa1956SSimon Glass #include <fdt_support.h>
204588d61aSTom Rini #ifdef CONFIG_ARMV7_NONSEC
21d6b72da0SJan Kiszka #include <asm/armv7.h>
224588d61aSTom Rini #endif
23dd09f7e7STom Rini #include <asm/psci.h>
246b6024eaSMasahiro Yamada #include <asm/spin_table.h>
256caa1956SSimon Glass 
266caa1956SSimon Glass DECLARE_GLOBAL_DATA_PTR;
276caa1956SSimon Glass 
28*ce176305SPrabhakar Kushwaha #ifdef CONFIG_FMAN_ENET
29*ce176305SPrabhakar Kushwaha __weak int fdt_update_ethernet_dt(void *blob)
30*ce176305SPrabhakar Kushwaha {
31*ce176305SPrabhakar Kushwaha 	return 0;
32*ce176305SPrabhakar Kushwaha }
33*ce176305SPrabhakar Kushwaha #endif
34*ce176305SPrabhakar Kushwaha 
35e29607edSMa Haijun int arch_fixup_fdt(void *blob)
366caa1956SSimon Glass {
37984a3c87SB, Ravi 	int ret = 0;
38984a3c87SB, Ravi #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_OF_LIBFDT)
396caa1956SSimon Glass 	bd_t *bd = gd->bd;
40984a3c87SB, Ravi 	int bank;
416caa1956SSimon Glass 	u64 start[CONFIG_NR_DRAM_BANKS];
426caa1956SSimon Glass 	u64 size[CONFIG_NR_DRAM_BANKS];
436caa1956SSimon Glass 
446caa1956SSimon Glass 	for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
456caa1956SSimon Glass 		start[bank] = bd->bi_dram[bank].start;
466caa1956SSimon Glass 		size[bank] = bd->bi_dram[bank].size;
47d6b72da0SJan Kiszka #ifdef CONFIG_ARMV7_NONSEC
48d6b72da0SJan Kiszka 		ret = armv7_apply_memory_carveout(&start[bank], &size[bank]);
49d6b72da0SJan Kiszka 		if (ret)
50d6b72da0SJan Kiszka 			return ret;
51d6b72da0SJan Kiszka #endif
526caa1956SSimon Glass 	}
536caa1956SSimon Glass 
54984a3c87SB, Ravi #ifdef CONFIG_OF_LIBFDT
55e771a3d5SMarc Zyngier 	ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
56e771a3d5SMarc Zyngier 	if (ret)
57e771a3d5SMarc Zyngier 		return ret;
58984a3c87SB, Ravi #endif
59e771a3d5SMarc Zyngier 
606b6024eaSMasahiro Yamada #ifdef CONFIG_ARMV8_SPIN_TABLE
616b6024eaSMasahiro Yamada 	ret = spin_table_update_dt(blob);
626b6024eaSMasahiro Yamada 	if (ret)
636b6024eaSMasahiro Yamada 		return ret;
646b6024eaSMasahiro Yamada #endif
656b6024eaSMasahiro Yamada 
669a561753Smacro.wave.z@gmail.com #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV8_PSCI) || \
67daa92644SHou Zhiqiang 	defined(CONFIG_SEC_FIRMWARE_ARMV8_PSCI)
68dd09f7e7STom Rini 	ret = psci_update_dt(blob);
696441e3deSMasahiro Yamada 	if (ret)
70e771a3d5SMarc Zyngier 		return ret;
716441e3deSMasahiro Yamada #endif
72984a3c87SB, Ravi #endif
736441e3deSMasahiro Yamada 
74*ce176305SPrabhakar Kushwaha #ifdef CONFIG_FMAN_ENET
75*ce176305SPrabhakar Kushwaha 	ret = fdt_update_ethernet_dt(blob);
76*ce176305SPrabhakar Kushwaha 	if (ret)
77*ce176305SPrabhakar Kushwaha 		return ret;
78*ce176305SPrabhakar Kushwaha #endif
796441e3deSMasahiro Yamada 	return 0;
806caa1956SSimon Glass }
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