From: Martin Kepplinger <martin.kepplinger@puri.sm>
To: robh@kernel.org, shawnguo@kernel.org, kernel@pengutronix.de,
festevam@gmail.com
Cc: kernel@puri.sm, linux-imx@nxp.com, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Angus Ainslie <angus@akkea.ca>,
Martin Kepplinger <martin.kepplinger@puri.sm>
Subject: [PATCH 4/5] arm64: dts: librem5: protect some partitions of the nor-flash
Date: Mon, 8 Feb 2021 14:15:26 +0100 [thread overview]
Message-ID: <20210208131527.24463-5-martin.kepplinger@puri.sm> (raw)
In-Reply-To: <20210208131527.24463-1-martin.kepplinger@puri.sm>
From: Angus Ainslie <angus@akkea.ca>
These sections should be read only as they contain important data.
Signed-off-by: Angus Ainslie <angus@akkea.ca>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
---
.../arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index c2bbbdeb93e3..9867e2a50008 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -258,6 +258,22 @@
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <1000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ partition@0x00000000 {
+ label = "protected0";
+ reg = <0x00000000 0x00030000>;
+ read-only;
+ };
+ partition@0x00030000 {
+ label = "protected1";
+ reg = <0x00030000 0x00010000>;
+ read-only;
+ };
+ partition@0x00040000 {
+ label = "rw";
+ reg = <0x00040000 0x001C0000>;
+ };
};
};
--
2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Martin Kepplinger <martin.kepplinger@puri.sm>
To: robh@kernel.org, shawnguo@kernel.org, kernel@pengutronix.de,
festevam@gmail.com
Cc: devicetree@vger.kernel.org, kernel@puri.sm,
Martin Kepplinger <martin.kepplinger@puri.sm>,
Angus Ainslie <angus@akkea.ca>,
linux-kernel@vger.kernel.org, linux-imx@nxp.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/5] arm64: dts: librem5: protect some partitions of the nor-flash
Date: Mon, 8 Feb 2021 14:15:26 +0100 [thread overview]
Message-ID: <20210208131527.24463-5-martin.kepplinger@puri.sm> (raw)
In-Reply-To: <20210208131527.24463-1-martin.kepplinger@puri.sm>
From: Angus Ainslie <angus@akkea.ca>
These sections should be read only as they contain important data.
Signed-off-by: Angus Ainslie <angus@akkea.ca>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
---
.../arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index c2bbbdeb93e3..9867e2a50008 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -258,6 +258,22 @@
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <1000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ partition@0x00000000 {
+ label = "protected0";
+ reg = <0x00000000 0x00030000>;
+ read-only;
+ };
+ partition@0x00030000 {
+ label = "protected1";
+ reg = <0x00030000 0x00010000>;
+ read-only;
+ };
+ partition@0x00040000 {
+ label = "rw";
+ reg = <0x00040000 0x001C0000>;
+ };
};
};
--
2.20.1
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next prev parent reply other threads:[~2021-02-08 13:19 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-08 13:15 [PATCH 0/5] arm64: dts: librem5 phone and devkit dts and config updates Martin Kepplinger
2021-02-08 13:15 ` Martin Kepplinger
2021-02-08 13:15 ` [PATCH 1/5] arm64: dts: imx8mq-librem5-devkit: Drop buck3 startup-ramp-delay Martin Kepplinger
2021-02-08 13:15 ` Martin Kepplinger
2021-02-08 13:15 ` [PATCH 2/5] arm64: dts: librem5: Drop assigned-clocks from SAI2 Martin Kepplinger
2021-02-08 13:15 ` Martin Kepplinger
2021-02-08 13:15 ` [PATCH 3/5] arm64: defconfig: Enable devfreq support for i.MX8MQ Martin Kepplinger
2021-02-08 13:15 ` Martin Kepplinger
2021-02-08 14:05 ` Krzysztof Kozlowski
2021-02-08 14:05 ` Krzysztof Kozlowski
2021-02-08 13:15 ` Martin Kepplinger [this message]
2021-02-08 13:15 ` [PATCH 4/5] arm64: dts: librem5: protect some partitions of the nor-flash Martin Kepplinger
2021-02-08 14:09 ` Krzysztof Kozlowski
2021-02-08 14:09 ` Krzysztof Kozlowski
2021-02-08 13:15 ` [PATCH 5/5] arm64: dts: imx8mq-librem5-r2: set nearlevel to 120 Martin Kepplinger
2021-02-08 13:15 ` Martin Kepplinger
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