From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pf0-x243.google.com ([2607:f8b0:400e:c00::243]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1f9gyV-0006fn-U6 for barebox@lists.infradead.org; Sat, 21 Apr 2018 01:06:03 +0000 Received: by mail-pf0-x243.google.com with SMTP id f15so4986849pfn.0 for ; Fri, 20 Apr 2018 18:05:52 -0700 (PDT) From: Andrey Smirnov Date: Fri, 20 Apr 2018 18:05:32 -0700 Message-Id: <20180421010538.16488-5-andrew.smirnov@gmail.com> In-Reply-To: <20180421010538.16488-1-andrew.smirnov@gmail.com> References: <20180421010538.16488-1-andrew.smirnov@gmail.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH v2 04/10] ARM: i.MX7: Record reset reason as a part of startup To: barebox@lists.infradead.org Cc: Andrey Smirnov Signed-off-by: Andrey Smirnov --- arch/arm/mach-imx/imx7.c | 14 ++++++++++++++ arch/arm/mach-imx/include/mach/reset-reason.h | 1 + 2 files changed, 15 insertions(+) diff --git a/arch/arm/mach-imx/imx7.c b/arch/arm/mach-imx/imx7.c index 4eef99c87..5ad91c2d7 100644 --- a/arch/arm/mach-imx/imx7.c +++ b/arch/arm/mach-imx/imx7.c @@ -19,6 +19,7 @@ #include #include #include +#include #include void imx7_init_lowlevel(void) @@ -167,10 +168,22 @@ static struct psci_ops imx7_psci_ops = { .cpu_off = imx7_cpu_off, }; +static const struct imx_reset_reason imx7_reset_reasons[] = { + { IMX_SRC_SRSR_IPP_RESET, RESET_POR, 0 }, + { IMX_SRC_SRSR_WDOG1_RESET, RESET_WDG, 0 }, + { IMX_SRC_SRSR_JTAG_RESET, RESET_JTAG, 0 }, + { IMX_SRC_SRSR_JTAG_SW_RESET, RESET_JTAG, 0 }, + { IMX_SRC_SRSR_WDOG3_RESET, RESET_WDG, 1 }, + { IMX_SRC_SRSR_WDOG4_RESET, RESET_WDG, 2 }, + { IMX_SRC_SRSR_TEMPSENSE_RESET, RESET_THERM, 0 }, + { /* sentinel */ } +}; + int imx7_init(void) { const char *cputypestr; u32 imx7_silicon_revision; + void __iomem *src = IOMEM(MX7_SRC_BASE_ADDR); imx7_init_lowlevel(); @@ -197,6 +210,7 @@ int imx7_init(void) } imx_set_silicon_revision(cputypestr, imx7_silicon_revision); + imx_set_reset_reason(src + IMX7_SRC_SRSR, imx7_reset_reasons); return 0; } diff --git a/arch/arm/mach-imx/include/mach/reset-reason.h b/arch/arm/mach-imx/include/mach/reset-reason.h index f2544a303..96e52486c 100644 --- a/arch/arm/mach-imx/include/mach/reset-reason.h +++ b/arch/arm/mach-imx/include/mach/reset-reason.h @@ -15,6 +15,7 @@ #define IMX_SRC_SRSR_WARM_BOOT BIT(16) #define IMX6_SRC_SRSR 0x008 +#define IMX7_SRC_SRSR 0x05c struct imx_reset_reason { uint32_t mask; -- 2.14.3 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox