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author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2018-04-20 18:05:38 -0700 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-05-08 08:04:19 +0200 |
commit | ef7cd069b55be2bf63e70e421e18408ec499bdfe (patch) | |
tree | 233c3440f1940da98c60c895d6e1a97cfb683212 | |
parent | 0c095f9ae8215a08b223a14f487fc71d8c986ce0 (diff) | |
download | barebox-ef7cd069b55be2bf63e70e421e18408ec499bdfe.tar.gz barebox-ef7cd069b55be2bf63e70e421e18408ec499bdfe.tar.xz |
ARM: VFxxx: Record reset reason as a part of startup
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r-- | arch/arm/mach-imx/include/mach/reset-reason.h | 9 | ||||
-rw-r--r-- | arch/arm/mach-imx/vf610.c | 12 |
2 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/include/mach/reset-reason.h b/arch/arm/mach-imx/include/mach/reset-reason.h index 96e52486c3..4919f68d5b 100644 --- a/arch/arm/mach-imx/include/mach/reset-reason.h +++ b/arch/arm/mach-imx/include/mach/reset-reason.h @@ -16,6 +16,15 @@ #define IMX6_SRC_SRSR 0x008 #define IMX7_SRC_SRSR 0x05c +#define VF610_SRC_SRSR 0x008 + + +#define VF610_SRC_SRSR_SW_RST BIT(18) +#define VF610_SRC_SRSR_RESETB BIT(7) +#define VF610_SRC_SRSR_JTAG_RST BIT(5) +#define VF610_SRC_SRSR_WDOG_M4 BIT(4) +#define VF610_SRC_SRSR_WDOG_A5 BIT(3) +#define VF610_SRC_SRSR_POR_RST BIT(0) struct imx_reset_reason { uint32_t mask; diff --git a/arch/arm/mach-imx/vf610.c b/arch/arm/mach-imx/vf610.c index c2d02632f1..df8cfcd6b6 100644 --- a/arch/arm/mach-imx/vf610.c +++ b/arch/arm/mach-imx/vf610.c @@ -18,6 +18,17 @@ #include <mach/generic.h> #include <mach/revision.h> #include <mach/vf610.h> +#include <mach/reset-reason.h> + +static const struct imx_reset_reason vf610_reset_reasons[] = { + { VF610_SRC_SRSR_POR_RST, RESET_POR, 0 }, + { VF610_SRC_SRSR_WDOG_A5, RESET_WDG, 0 }, + { VF610_SRC_SRSR_WDOG_M4, RESET_WDG, 1 }, + { VF610_SRC_SRSR_JTAG_RST, RESET_JTAG, 0 }, + { VF610_SRC_SRSR_RESETB, RESET_EXT, 0 }, + { VF610_SRC_SRSR_SW_RST, RESET_RST, 0 }, + { /* sentinel */ } +}; int vf610_init(void) { @@ -43,5 +54,6 @@ int vf610_init(void) } imx_set_silicon_revision(cputypestr, vf610_cpu_revision()); + imx_set_reset_reason(src + VF610_SRC_SRSR, vf610_reset_reasons); return 0; } |