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author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-10-17 22:18:02 +0900 |
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committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-10-29 17:01:40 +0900 |
commit | 40749d5a8365c182300bc7ab259500b3abf06838 (patch) | |
tree | 7b16284e3fdd6663a699579ebb5f9b235a886a5f /arch | |
parent | 1df182ddf700de49fb4400ba67c3029278ea88e7 (diff) | |
download | u-boot-imx-40749d5a8365c182300bc7ab259500b3abf06838.zip u-boot-imx-40749d5a8365c182300bc7ab259500b3abf06838.tar.gz u-boot-imx-40749d5a8365c182300bc7ab259500b3abf06838.tar.bz2 |
ARM: uniphier: adjust fdt_file environment handling to latest Linux
The environment fdt_file is useful to remember the appropriate DTB
file name. Adjust it to the recent renaming in the upstream kernel.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-uniphier/board_late_init.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/arch/arm/mach-uniphier/board_late_init.c b/arch/arm/mach-uniphier/board_late_init.c index f23295f..ece761f 100644 --- a/arch/arm/mach-uniphier/board_late_init.c +++ b/arch/arm/mach-uniphier/board_late_init.c @@ -1,5 +1,7 @@ /* - * Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com> + * Copyright (C) 2014 Panasonic Corporation + * Copyright (C) 2015-2016 Socionext Inc. + * Author: Masahiro Yamada <yamada.masahiro@socionext.com> * * SPDX-License-Identifier: GPL-2.0+ */ @@ -28,15 +30,12 @@ static void nand_denali_wp_disable(void) #endif } -#define VENDOR_PREFIX "socionext," -#define DTB_FILE_PREFIX "uniphier-" - static int uniphier_set_fdt_file(void) { DECLARE_GLOBAL_DATA_PTR; const char *compat; char dtb_name[256]; - int buf_len = 256; + int buf_len = sizeof(dtb_name); if (getenv("fdt_file")) return 0; /* do nothing if it is already set */ @@ -45,15 +44,13 @@ static int uniphier_set_fdt_file(void) if (!compat) return -EINVAL; - if (strncmp(compat, VENDOR_PREFIX, strlen(VENDOR_PREFIX))) + /* rip off the vendor prefix "socionext," */ + compat = strchr(compat, ','); + if (!compat) return -EINVAL; + compat++; - compat += strlen(VENDOR_PREFIX); - - strncat(dtb_name, DTB_FILE_PREFIX, buf_len); - buf_len -= strlen(DTB_FILE_PREFIX); - - strncat(dtb_name, compat, buf_len); + strncpy(dtb_name, compat, buf_len); buf_len -= strlen(compat); strncat(dtb_name, ".dtb", buf_len); |