linux-arm-msm.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jeremy McNicoll <jeremymc@redhat.com>
To: devicetree@vger.kernel.org
Cc: keescook@chromium.org, linux-arm-msm@vger.kernel.org,
	jeremymc@redhat.com, dianders@chromium.org, robh+dt@kernel.org,
	zhuoweizhang@yahoo.com, linux-soc@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: dts: msm8992: add pstore-ramoops support
Date: Mon, 12 Mar 2018 01:36:57 -0700	[thread overview]
Message-ID: <1520843817-9667-1-git-send-email-jeremymc@redhat.com> (raw)

With the addition of this ramoops node it enables post mortem
analysis if a debug cable is not attached and/or not available.

All addresses and values were extracted from CAF AOSP marshmallow
DR 1.6.

Signed-off-by: Jeremy McNicoll <jeremymc@redhat.com>
---
 arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts b/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts
index 4542133..d1b62ef 100644
--- a/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts
+++ b/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts
@@ -38,4 +38,19 @@
 			pinctrl-1 = <&blsp1_uart2_sleep>;
 		};
 	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		ramoops@1ff00000 {
+			compatible = "ramoops";
+			reg = <0x0 0x1ff00000 0x0 0x40000>;
+			console-size = <0x10000>;
+			record-size = <0x10000>;
+			ftrace-size = <0x10000>;
+			pmsg-size = <0x20000>;
+		};
+	};
 };
-- 
2.6.1

             reply	other threads:[~2018-03-12  8:36 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-12  8:36 Jeremy McNicoll [this message]
2018-03-14  2:44 ` [PATCH] arm64: dts: msm8992: add pstore-ramoops support Bjorn Andersson

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1520843817-9667-1-git-send-email-jeremymc@redhat.com \
    --to=jeremymc@redhat.com \
    --cc=devicetree@vger.kernel.org \
    --cc=dianders@chromium.org \
    --cc=keescook@chromium.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-arm-msm@vger.kernel.org \
    --cc=linux-soc@vger.kernel.org \
    --cc=robh+dt@kernel.org \
    --cc=zhuoweizhang@yahoo.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).