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ARM: dts: Turn ULCB into Multi-DTB config

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Bundle DTBs for R8A7795, R8A7796 ULCB variants into single U-Boot
build and let U-Boot choose between them based on the CPU model.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Marek Vasut 2018-12-04 01:44:34 +01:00 committed by Marek Vasut
parent 14ebe87b58
commit 0451380505
3 changed files with 22 additions and 0 deletions
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18
board/renesas/ulcb/ulcb.c
View file

@ -82,3 +82,21 @@ int dram_init_banksize(void)
return 0;
}
#ifdef CONFIG_MULTI_DTB_FIT
int board_fit_config_name_match(const char *name)
{
/* PRR driver is not available yet */
u32 cpu_type = rmobile_get_cpu_type();
if ((cpu_type == RMOBILE_CPU_TYPE_R8A7795) &&
!strcmp(name, "r8a7795-h3ulcb-u-boot"))
return 0;
if ((cpu_type == RMOBILE_CPU_TYPE_R8A7796) &&
!strcmp(name, "r8a7796-m3ulcb-u-boot"))
return 0;
return -1;
}
#endif

2
configs/r8a7795_ulcb_defconfig
View file

@ -28,6 +28,8 @@ CONFIG_CMD_FAT=y
CONFIG_CMD_FS_GENERIC=y
CONFIG_OF_CONTROL=y
CONFIG_DEFAULT_DEVICE_TREE="r8a7795-h3ulcb-u-boot"
CONFIG_OF_LIST="r8a7795-h3ulcb-u-boot r8a7796-m3ulcb-u-boot"
CONFIG_MULTI_DTB_FIT=y
CONFIG_ENV_IS_IN_MMC=y
CONFIG_REGMAP=y
CONFIG_SYSCON=y

2
configs/r8a7796_ulcb_defconfig
View file

@ -29,6 +29,8 @@ CONFIG_CMD_FAT=y
CONFIG_CMD_FS_GENERIC=y
CONFIG_OF_CONTROL=y
CONFIG_DEFAULT_DEVICE_TREE="r8a7796-m3ulcb-u-boot"
CONFIG_OF_LIST="r8a7795-h3ulcb-u-boot r8a7796-m3ulcb-u-boot"
CONFIG_MULTI_DTB_FIT=y
CONFIG_ENV_IS_IN_MMC=y
CONFIG_REGMAP=y
CONFIG_SYSCON=y