2 * Copyright 2016 NXP Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/system.h>
11 #include <asm/types.h>
12 #include <asm/arch/soc.h>
13 #ifdef CONFIG_FSL_LSCH3
14 #include <asm/arch/immap_lsch3.h>
15 #elif defined(CONFIG_FSL_LSCH2)
16 #include <asm/arch/immap_lsch2.h>
18 #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT
19 #include <asm/armv8/sec_firmware.h>
21 #ifdef CONFIG_CHAIN_OF_TRUST
22 #include <fsl_validate.h>
25 #ifdef CONFIG_SYS_LS_PPA_FW_IN_NAND
27 #elif defined(CONFIG_SYS_LS_PPA_FW_IN_MMC)
31 DECLARE_GLOBAL_DATA_PTR
;
36 u32
*boot_loc_ptr_l
, *boot_loc_ptr_h
;
39 #ifdef CONFIG_CHAIN_OF_TRUST
40 uintptr_t ppa_esbc_hdr
= CONFIG_SYS_LS_PPA_ESBC_ADDR
;
41 uintptr_t ppa_img_addr
= 0;
44 #ifdef CONFIG_SYS_LS_PPA_FW_IN_XIP
45 ppa_fit_addr
= (void *)CONFIG_SYS_LS_PPA_FW_ADDR
;
46 debug("%s: PPA image load from XIP\n", __func__
);
47 #else /* !CONFIG_SYS_LS_PPA_FW_IN_XIP */
48 size_t fw_length
, fdt_header_len
= sizeof(struct fdt_header
);
50 /* Copy PPA image from MMC/SD/NAND to allocated memory */
51 #ifdef CONFIG_SYS_LS_PPA_FW_IN_MMC
53 int dev
= CONFIG_SYS_MMC_ENV_DEV
;
54 struct fdt_header
*fitp
;
56 u32 blk
= CONFIG_SYS_LS_PPA_FW_ADDR
/ 512;
58 debug("%s: PPA image load from eMMC/SD\n", __func__
);
60 ret
= mmc_initialize(gd
->bd
);
62 printf("%s: mmc_initialize() failed\n", __func__
);
65 mmc
= find_mmc_device(dev
);
67 printf("PPA: MMC cannot find device for PPA firmware\n");
73 printf("%s: mmc_init() failed\n", __func__
);
77 fitp
= malloc(roundup(fdt_header_len
, 512));
79 printf("PPA: malloc failed for FIT header(size 0x%zx)\n",
80 roundup(fdt_header_len
, 512));
84 cnt
= DIV_ROUND_UP(fdt_header_len
, 512);
85 debug("%s: MMC read PPA FIT header: dev # %u, block # %u, count %u\n",
86 __func__
, dev
, blk
, cnt
);
87 ret
= mmc
->block_dev
.block_read(&mmc
->block_dev
, blk
, cnt
, fitp
);
90 printf("MMC/SD read of PPA FIT header at offset 0x%x failed\n",
91 CONFIG_SYS_LS_PPA_FW_ADDR
);
95 /* flush cache after read */
96 flush_cache((ulong
)fitp
, cnt
* 512);
98 ret
= fdt_check_header(fitp
);
101 printf("%s: fdt_check_header() failed\n", __func__
);
105 fw_length
= fdt_totalsize(fitp
);
108 fw_length
= roundup(fw_length
, 512);
109 ppa_fit_addr
= malloc(fw_length
);
111 printf("PPA: malloc failed for PPA image(size 0x%zx)\n",
116 cnt
= DIV_ROUND_UP(fw_length
, 512);
117 debug("%s: MMC read PPA FIT image: dev # %u, block # %u, count %u\n",
118 __func__
, dev
, blk
, cnt
);
119 ret
= mmc
->block_dev
.block_read(&mmc
->block_dev
,
120 blk
, cnt
, ppa_fit_addr
);
123 printf("MMC/SD read of PPA FIT header at offset 0x%x failed\n",
124 CONFIG_SYS_LS_PPA_FW_ADDR
);
128 /* flush cache after read */
129 flush_cache((ulong
)ppa_fit_addr
, cnt
* 512);
131 #elif defined(CONFIG_SYS_LS_PPA_FW_IN_NAND)
132 struct fdt_header fit
;
134 debug("%s: PPA image load from NAND\n", __func__
);
137 ret
= nand_read(nand_info
[0], (loff_t
)CONFIG_SYS_LS_PPA_FW_ADDR
,
138 &fdt_header_len
, (u_char
*)&fit
);
139 if (ret
== -EUCLEAN
) {
140 printf("NAND read of PPA FIT header at offset 0x%x failed\n",
141 CONFIG_SYS_LS_PPA_FW_ADDR
);
145 ret
= fdt_check_header(&fit
);
147 printf("%s: fdt_check_header() failed\n", __func__
);
151 fw_length
= fdt_totalsize(&fit
);
153 ppa_fit_addr
= malloc(fw_length
);
155 printf("PPA: malloc failed for PPA image(size 0x%zx)\n",
160 ret
= nand_read(nand_info
[0], (loff_t
)CONFIG_SYS_LS_PPA_FW_ADDR
,
161 &fw_length
, (u_char
*)ppa_fit_addr
);
162 if (ret
== -EUCLEAN
) {
164 printf("NAND read of PPA firmware at offset 0x%x failed\n",
165 CONFIG_SYS_LS_PPA_FW_ADDR
);
169 /* flush cache after read */
170 flush_cache((ulong
)ppa_fit_addr
, fw_length
);
172 #error "No CONFIG_SYS_LS_PPA_FW_IN_xxx defined"
177 #ifdef CONFIG_CHAIN_OF_TRUST
178 ppa_img_addr
= (uintptr_t)ppa_fit_addr
;
179 if (fsl_check_boot_mode_secure() != 0) {
180 ret
= fsl_secboot_validate(ppa_esbc_hdr
,
184 printf("PPA validation failed\n");
186 printf("PPA validation Successful\n");
190 #ifdef CONFIG_FSL_LSCH3
191 struct ccsr_gur __iomem
*gur
= (void *)(CONFIG_SYS_FSL_GUTS_ADDR
);
192 boot_loc_ptr_l
= &gur
->bootlocptrl
;
193 boot_loc_ptr_h
= &gur
->bootlocptrh
;
194 #elif defined(CONFIG_FSL_LSCH2)
195 struct ccsr_scfg __iomem
*scfg
= (void *)(CONFIG_SYS_FSL_SCFG_ADDR
);
196 boot_loc_ptr_l
= &scfg
->scratchrw
[1];
197 boot_loc_ptr_h
= &scfg
->scratchrw
[0];
200 debug("fsl-ppa: boot_loc_ptr_l = 0x%p, boot_loc_ptr_h =0x%p\n",
201 boot_loc_ptr_l
, boot_loc_ptr_h
);
202 ret
= sec_firmware_init(ppa_fit_addr
, boot_loc_ptr_l
, boot_loc_ptr_h
);
204 #if defined(CONFIG_SYS_LS_PPA_FW_IN_MMC) || \
205 defined(CONFIG_SYS_LS_PPA_FW_IN_NAND)