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mx7: set soc environment according to exact SoC type

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This can be useful if the same U-Boot binary is used for boards
available with a i.MX 7Solo and i.MX 7Dual.

Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Stefan Agner 2016-07-13 00:25:39 -07:00 committed by Stefano Babic
parent c4483093f3
commit ec7fde3ebf
2 changed files with 16 additions and 0 deletions
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14
arch/arm/cpu/armv7/mx7/soc.c
View file

@ -248,6 +248,20 @@ int arch_cpu_init(void)
return 0;
}
#ifdef CONFIG_ARCH_MISC_INIT
int arch_misc_init(void)
{
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
if (is_mx7d())
setenv("soc", "imx7d");
else
setenv("soc", "imx7s");
#endif
return 0;
}
#endif
#ifdef CONFIG_SERIAL_TAG
void get_board_serial(struct tag_serialnr *serialnr)
{

2
include/configs/mx7_common.h
View file

@ -28,6 +28,8 @@
/* Enable iomux-lpsr support */
#define CONFIG_IOMUX_LPSR
#define CONFIG_ARCH_MISC_INIT
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DISPLAY_BOARDINFO