From mboxrd@z Thu Jan 1 00:00:00 1970 From: jmcnicol@redhat.com (Jeremy McNicoll) Date: Thu, 11 Jan 2018 18:33:55 -0800 Subject: [PATCH] arm64: dts: angler: add pstore-ramoops support In-Reply-To: <1514446709-19347-1-git-send-email-zhuoweizhang@yahoo.com> References: <1514446709-19347-1-git-send-email-zhuoweizhang@yahoo.com> Message-ID: <20180112023354.GA16005@mini-rhel.redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Dec 28, 2017 at 02:38:29AM -0500, zhuoweizhang at yahoo.com wrote: > From: Zhuowei Zhang > > Support pstore-ramoops for retrieving kernel oops and panics after reboot. > > The address and configs are taken from the downstream kernel's device tree. > > Signed-off-by: Zhuowei Zhang > --- > arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts b/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts > index dfa08f5..9ce3a6e 100644 > --- a/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts > +++ b/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts > @@ -37,4 +37,19 @@ > pinctrl-1 = <&blsp1_uart2_sleep>; > }; > }; > + > + reserved-memory { > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + ramoops at 1fe00000 { > + compatible = "ramoops"; > + reg = <0 0x1fe00000 0 0x00200000>; Downstream doesn't use 0x0 to denote 0. I am fine with this, if someone has a concern or issue with it we can change it before merging. > + console-size = <0x100000>; > + record-size = <0x10000>; > + ftrace-size = <0x10000>; > + pmsg-size = <0x80000>; We could pad this with leading 0's but I find this much easier to read. > + }; > + }; > }; Thank you very much for taking the time to send this. Acked-by: Jeremy McNicoll