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-0006fi-U0 for barebox@lists.infradead.org; Sat, 21 Apr 2018 01:06:03 +0000 Received: by mail-pf0-x243.google.com with SMTP id q17so525690pfh.7 for ; Fri, 20 Apr 2018 18:05:50 -0700 (PDT) From: Andrey Smirnov Date: Fri, 20 Apr 2018 18:05:31 -0700 Message-Id: <20180421010538.16488-4-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 03/10] ARM: i.MX6: 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/imx6.c | 13 ++++++++++++- arch/arm/mach-imx/include/mach/reset-reason.h | 2 ++ 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/imx6.c b/arch/arm/mach-imx/imx6.c index 88165adee..49610bf08 100644 --- a/arch/arm/mach-imx/imx6.c +++ b/arch/arm/mach-imx/imx6.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -173,10 +174,20 @@ int imx6_cpu_revision(void) return soc_revision; } +static const struct imx_reset_reason imx6_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_WARM_BOOT, RESET_RST, 0 }, + { /* sentinel */ } +}; + int imx6_init(void) { const char *cputypestr; u32 mx6_silicon_revision; + void __iomem *src = IOMEM(MX6_SRC_BASE_ADDR); imx6_init_lowlevel(); @@ -221,7 +232,7 @@ int imx6_init(void) } imx_set_silicon_revision(cputypestr, mx6_silicon_revision); - + imx_set_reset_reason(src + IMX6_SRC_SRSR, imx6_reset_reasons); imx6_setup_ipu_qos(); imx6ul_enet_clk_init(); diff --git a/arch/arm/mach-imx/include/mach/reset-reason.h b/arch/arm/mach-imx/include/mach/reset-reason.h index 39afc4b28..f2544a303 100644 --- a/arch/arm/mach-imx/include/mach/reset-reason.h +++ b/arch/arm/mach-imx/include/mach/reset-reason.h @@ -14,6 +14,8 @@ #define IMX_SRC_SRSR_TEMPSENSE_RESET BIT(9) #define IMX_SRC_SRSR_WARM_BOOT BIT(16) +#define IMX6_SRC_SRSR 0x008 + struct imx_reset_reason { uint32_t mask; enum reset_src_type type; -- 2.14.3 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox