Re: [PATCH v2 4/5] arm64: dts: librem5: protect some partitions of the nor-flash
From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2021-02-17 11:58:19
Also in:
linux-arm-kernel, lkml
On Wed, Feb 17, 2021 at 12:19:43PM +0100, Martin Kepplinger wrote:
quoted hunk ↗ jump to hunk
From: Angus Ainslie <redacted> These sections should be read only as they contain important data. Signed-off-by: Angus Ainslie <redacted> Signed-off-by: Martin Kepplinger <redacted> --- .../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..3c0462f81b3a 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>;
Still a line break here is needed.
+ partition@0 {
+ label = "protected0";
+ reg = <0x00000000 0x00030000>;
+ read-only;
+ };
+ partition@30000 {
+ label = "protected1";
+ reg = <0x00030000 0x00010000>;Drop the leading 0 in address and size. I saw some DTS using it but it's not the common format. All nodes don't lead with 0 so why partitions are different? Best regards, Krzysztof