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From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: barebox@lists.infradead.org
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>
Subject: [PATCH v2 10/10] ARM: VFxxx: Record reset reason as a part of startup
Date: Fri, 20 Apr 2018 18:05:38 -0700	[thread overview]
Message-ID: <20180421010538.16488-11-andrew.smirnov@gmail.com> (raw)
In-Reply-To: <20180421010538.16488-1-andrew.smirnov@gmail.com>

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
 arch/arm/mach-imx/include/mach/reset-reason.h |  9 +++++++++
 arch/arm/mach-imx/vf610.c                     | 12 ++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/arch/arm/mach-imx/include/mach/reset-reason.h b/arch/arm/mach-imx/include/mach/reset-reason.h
index 96e52486c..4919f68d5 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 c2d02632f..df8cfcd6b 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;
 }
-- 
2.14.3


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  parent reply	other threads:[~2018-04-21  1:06 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-21  1:05 [PATCH v2 00/10] i.MX reset reason detection support Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 01/10] common: reset_source: Add the notion of "reset source instance" Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 02/10] ARM: i.MX: Add infrastructure to record SoC reset reason Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 03/10] ARM: i.MX6: Record reset reason as a part of startup Andrey Smirnov
2018-05-02 14:42   ` Jan Lübbe
2018-05-02 17:46     ` Andrey Smirnov
2018-05-03  7:36       ` Jan Lübbe
2018-04-21  1:05 ` [PATCH v2 04/10] ARM: i.MX7: " Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 05/10] common: reset_source: Introduce reset_source_name() Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 06/10] ARM: i.MX: Log detected reset reason Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 07/10] ARM: i.MX: Print "revision unknown" if that is the case Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 08/10] ARM: VFxxx: Add code to detect cpu variant Andrey Smirnov
2018-04-21  1:05 ` [PATCH v2 09/10] ARM: VFxxx: Detect cpu variant on start Andrey Smirnov
2018-04-21  1:05 ` Andrey Smirnov [this message]
2018-04-26 12:54 ` [PATCH v2 00/10] i.MX reset reason detection support Sascha Hauer

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