Am 2021-08-31 20:46, schrieb Vladimir Oltean:
On Tue, Aug 31, 2021 at 05:40:21PM +0200, Michael Walle wrote:
Move all the CCSR related device nodes into /soc similiar to the linux
device tree.

Signed-off-by: Michael Walle <mich...@walle.cc>
---
 .../dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi  |   4 +
 .../dts/fsl-ls1028a-qds-1xxx-sch-30842.dtsi   |   2 +-
 .../dts/fsl-ls1028a-qds-6xxx-sch-30842.dtsi   |   2 +-
 .../dts/fsl-ls1028a-qds-7777-sch-30841.dtsi   |   8 +-
 .../dts/fsl-ls1028a-qds-7xx7-sch-30841R.dtsi  |   4 +-
 .../dts/fsl-ls1028a-qds-8xxx-sch-24801.dtsi   |   2 +-
 .../fsl-ls1028a-qds-9999-sch-24801-LBRW.dtsi  |   8 +-
 .../dts/fsl-ls1028a-qds-9999-sch-24801.dtsi   |   8 +-
 .../fsl-ls1028a-qds-x3xx-sch-30841-LBRW.dtsi  |   8 +-
 .../fsl-ls1028a-qds-x5xx-sch-28021-LBRW.dtsi  |   8 +-
 .../dts/fsl-ls1028a-qds-x7xx-sch-30842.dtsi   |   2 +-
 .../dts/fsl-ls1028a-qds-xx7x-sch-30842.dtsi   |   2 +-
 arch/arm/dts/fsl-ls1028a-qds.dtsi             |   4 +
 arch/arm/dts/fsl-ls1028a-rdb.dts              |   4 +
arch/arm/dts/fsl-ls1028a.dtsi | 767 +++++++++---------
 15 files changed, 426 insertions(+), 407 deletions(-)

diff --git a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
index b3861ed98c..fa4c05212a 100644
--- a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
+++ b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
@@ -266,6 +266,10 @@
        u-boot,dm-pre-reloc;
 };

+&soc {
+       u-boot,dm-pre-reloc;
+};
+

Does the Kontron SL28 use SPL?

Yep :) No BL1/BL2 for TF-A, BL31 is optionally loaded by the
u-boot SPL. Mainly because NXP doesn't seem to be interested
in bringing layerscape (besides one architecture) support in
upstream TF-A. And I don't want to fork yet another software
part from some vendor supplied tree. Not really needed, so I
skipped that. Sorry for that rant ;)

 &sysclk {
        u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/fsl-ls1028a-qds-x7xx-sch-30842.dtsi b/arch/arm/dts/fsl-ls1028a-qds-x7xx-sch-30842.dtsi
index 1fb2cdf0c2..1834418ae2 100644
--- a/arch/arm/dts/fsl-ls1028a-qds-x7xx-sch-30842.dtsi
+++ b/arch/arm/dts/fsl-ls1028a-qds-x7xx-sch-30842.dtsi
@@ -20,7 +20,7 @@
 &mscc_felix_port1 {
        status = "okay";
        phy-mode = "sgmii-2500";
-       phy-handle = <&{/i2c@2000000/fpga@66/mux-mdio@54/mdio@50/phy@02}>;
+ phy-handle = <&{/soc/i2c@2000000/fpga@66/mux-mdio@54/mdio@50/phy@02}>;
 };

 &mscc_felix_port4 {
diff --git a/arch/arm/dts/fsl-ls1028a-qds-xx7x-sch-30842.dtsi b/arch/arm/dts/fsl-ls1028a-qds-xx7x-sch-30842.dtsi
index 2333f74e5a..2ee11bcacb 100644
--- a/arch/arm/dts/fsl-ls1028a-qds-xx7x-sch-30842.dtsi
+++ b/arch/arm/dts/fsl-ls1028a-qds-xx7x-sch-30842.dtsi
@@ -20,7 +20,7 @@
 &mscc_felix_port2 {
        status = "okay";
        phy-mode = "sgmii-2500";
-       phy-handle = <&{/i2c@2000000/fpga@66/mux-mdio@54/mdio@60/phy@02}>;
+ phy-handle = <&{/soc/i2c@2000000/fpga@66/mux-mdio@54/mdio@60/phy@02}>;
 };

 &mscc_felix_port4 {
diff --git a/arch/arm/dts/fsl-ls1028a-qds.dtsi b/arch/arm/dts/fsl-ls1028a-qds.dtsi
index 69632fa796..3b223a5b52 100644
--- a/arch/arm/dts/fsl-ls1028a-qds.dtsi
+++ b/arch/arm/dts/fsl-ls1028a-qds.dtsi
@@ -241,6 +241,10 @@
        status = "okay";
 };

+&soc {
+       u-boot,dm-pre-reloc;
+};
+

The LS1028A-QDS does not use SPL, it uses TF-A, hence the name:
configs/ls1028aqds_tfa_defconfig

The fsl-ls1028a-qds.dts has "u-boot,dm-pre-reloc" set for the
i2c0 node, which doesn't work without the same flag for /soc.
So that means I should remove the u-boot,dm-pre-reloc from the
i2c0 node instead?

 &usb1 {
        status = "okay";
 };
diff --git a/arch/arm/dts/fsl-ls1028a-rdb.dts b/arch/arm/dts/fsl-ls1028a-rdb.dts
index 82a8c0a0cd..06ee4e747a 100644
--- a/arch/arm/dts/fsl-ls1028a-rdb.dts
+++ b/arch/arm/dts/fsl-ls1028a-rdb.dts
@@ -123,6 +123,10 @@
        status = "okay";
 };

+&soc {
+       u-boot,dm-pre-reloc;
+};
+

Likewise.

likewise ;)

Otherwise, the patch itself is pretty much impossible to follow. I guess
the only option would be to move nodes one by one to /soc such that it
becomes obvious. I don't have a strong preference, just saying that I
can't judge it for correctness.

Sounds like many small patches, but I don't have a strong optinion
either.

-michael

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