[PATCH AUTOSEL 4.19 015/219] ARM: dts: imx6sl: Fix memory node duplication

From: Sasha Levin
Date: Fri Nov 22 2019 - 00:49:33 EST


From: Fabio Estevam <festevam@xxxxxxxxx>

[ Upstream commit 7fa8ab65ee15e386558ac5e971004712da91e2dd ]

Boards based on imx6sl have duplicate memory nodes:

- One coming from the board dts file: memory@

- One coming from the imx6sl.dtsi file.

Fix the duplication by removing the memory node from the dtsi file
and by adding 'device_type = "memory";' in the board dts.

Reported-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Fabio Estevam <festevam@xxxxxxxxx>
Signed-off-by: Shawn Guo <shawnguo@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm/boot/dts/imx6sl-evk.dts | 1 +
arch/arm/boot/dts/imx6sl-warp.dts | 1 +
arch/arm/boot/dts/imx6sl.dtsi | 2 --
arch/arm/boot/dts/imx6sll-evk.dts | 1 +
4 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index 679b4482ab13a..f7a48e4622e1b 100644
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -17,6 +17,7 @@
};

memory@80000000 {
+ device_type = "memory";
reg = <0x80000000 0x40000000>;
};

diff --git a/arch/arm/boot/dts/imx6sl-warp.dts b/arch/arm/boot/dts/imx6sl-warp.dts
index 404e602e67813..408da704c459b 100644
--- a/arch/arm/boot/dts/imx6sl-warp.dts
+++ b/arch/arm/boot/dts/imx6sl-warp.dts
@@ -55,6 +55,7 @@
compatible = "warp,imx6sl-warp", "fsl,imx6sl";

memory@80000000 {
+ device_type = "memory";
reg = <0x80000000 0x20000000>;
};

diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index 2fa88c6f18820..55d1872aa81a8 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -13,10 +13,8 @@
* The decompressor and also some bootloaders rely on a
* pre-existing /chosen node to be available to insert the
* command line and merge other ATAGS info.
- * Also for U-Boot there must be a pre-existing /memory node.
*/
chosen {};
- memory { device_type = "memory"; };

aliases {
ethernet0 = &fec;
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
index c8e115564ba2c..0c2406ac8a638 100644
--- a/arch/arm/boot/dts/imx6sll-evk.dts
+++ b/arch/arm/boot/dts/imx6sll-evk.dts
@@ -20,6 +20,7 @@
};

memory@80000000 {
+ device_type = "memory";
reg = <0x80000000 0x80000000>;
};

--
2.20.1