This is a note to let you know that I've just added the patch titled
arm64: dts: apple: t8103: Disable unused PCIe ports
to the 6.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm64-dts-apple-t8103-disable-unused-pcie-ports.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit a37a1ff7ca46e7d2f46eff20b542992d91b4ae7a
Author: Janne Grunau <j@xxxxxxxxxx>
Date: Tue Feb 14 15:07:22 2023 +0100
arm64: dts: apple: t8103: Disable unused PCIe ports
[ Upstream commit a0189fdfb73dac856b8fa9b9f9581e5099c9391f ]
The PCIe ports are unused (without devices) so disable them instead of
removing them.
Fixes: 7c77ab91b33d ("arm64: dts: apple: Add missing M1 (t8103) devices")
Signed-off-by: Janne Grunau <j@xxxxxxxxxx>
Reviewed-by: Sven Peter <sven@xxxxxxxxxxxxx>
Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/arm64/boot/dts/apple/t8103-j274.dts b/arch/arm64/boot/dts/apple/t8103-j274.dts
index c1f3ba9c39f6a..997ef90614c11 100644
--- a/arch/arm64/boot/dts/apple/t8103-j274.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j274.dts
@@ -33,10 +33,12 @@ &wifi0 {
&port01 {
bus-range = <2 2>;
+ status = "okay";
};
&port02 {
bus-range = <3 3>;
+ status = "okay";
ethernet0: ethernet@0,0 {
reg = <0x30000 0x0 0x0 0x0 0x0>;
/* To be filled by the loader */
@@ -44,6 +46,14 @@ ethernet0: ethernet@0,0 {
};
};
+&pcie0_dart_1 {
+ status = "okay";
+};
+
+&pcie0_dart_2 {
+ status = "okay";
+};
+
&i2c2 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/apple/t8103-j293.dts b/arch/arm64/boot/dts/apple/t8103-j293.dts
index ecb10d237a053..3fd444ac8ae4e 100644
--- a/arch/arm64/boot/dts/apple/t8103-j293.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j293.dts
@@ -21,21 +21,6 @@ &wifi0 {
brcm,board-type = "apple,honshu";
};
-/*
- * Remove unused PCIe ports and disable the associated DARTs.
- */
-
-&pcie0_dart_1 {
- status = "disabled";
-};
-
-&pcie0_dart_2 {
- status = "disabled";
-};
-
-/delete-node/ &port01;
-/delete-node/ &port02;
-
&i2c2 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/apple/t8103-j313.dts b/arch/arm64/boot/dts/apple/t8103-j313.dts
index df741737b8e6f..9399c42de8a43 100644
--- a/arch/arm64/boot/dts/apple/t8103-j313.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j313.dts
@@ -20,18 +20,3 @@ / {
&wifi0 {
brcm,board-type = "apple,shikoku";
};
-
-/*
- * Remove unused PCIe ports and disable the associated DARTs.
- */
-
-&pcie0_dart_1 {
- status = "disabled";
-};
-
-&pcie0_dart_2 {
- status = "disabled";
-};
-
-/delete-node/ &port01;
-/delete-node/ &port02;
diff --git a/arch/arm64/boot/dts/apple/t8103-j456.dts b/arch/arm64/boot/dts/apple/t8103-j456.dts
index 8c6bf95925107..d80223fa42292 100644
--- a/arch/arm64/boot/dts/apple/t8103-j456.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j456.dts
@@ -51,13 +51,23 @@ hpm3: usb-pd@3c {
&port01 {
bus-range = <2 2>;
+ status = "okay";
};
&port02 {
bus-range = <3 3>;
+ status = "okay";
ethernet0: ethernet@0,0 {
reg = <0x30000 0x0 0x0 0x0 0x0>;
/* To be filled by the loader */
local-mac-address = [00 10 18 00 00 00];
};
};
+
+&pcie0_dart_1 {
+ status = "okay";
+};
+
+&pcie0_dart_2 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/apple/t8103-j457.dts b/arch/arm64/boot/dts/apple/t8103-j457.dts
index fe7c0aaf7d62a..e24ccb49e33cc 100644
--- a/arch/arm64/boot/dts/apple/t8103-j457.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j457.dts
@@ -33,6 +33,7 @@ &wifi0 {
&port02 {
bus-range = <3 3>;
+ status = "okay";
ethernet0: ethernet@0,0 {
reg = <0x30000 0x0 0x0 0x0 0x0>;
/* To be filled by the loader */
@@ -40,12 +41,6 @@ ethernet0: ethernet@0,0 {
};
};
-/*
- * Remove unused PCIe port and disable the associated DART.
- */
-
-&pcie0_dart_1 {
- status = "disabled";
+&pcie0_dart_2 {
+ status = "okay";
};
-
-/delete-node/ &port01;
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index a4d195e9eb8c8..84fd1b1b48f6f 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -428,6 +428,7 @@ pcie0_dart_1: iommu@682008000 {
interrupt-parent = <&aic>;
interrupts = <AIC_IRQ 699 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&ps_apcie_gp>;
+ status = "disabled";
};
pcie0_dart_2: iommu@683008000 {
@@ -437,6 +438,7 @@ pcie0_dart_2: iommu@683008000 {
interrupt-parent = <&aic>;
interrupts = <AIC_IRQ 702 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&ps_apcie_gp>;
+ status = "disabled";
};
pcie0: pcie@690000000 {
@@ -511,6 +513,7 @@ port01: pci@1,0 {
<0 0 0 2 &port01 0 0 0 1>,
<0 0 0 3 &port01 0 0 0 2>,
<0 0 0 4 &port01 0 0 0 3>;
+ status = "disabled";
};
port02: pci@2,0 {
@@ -530,6 +533,7 @@ port02: pci@2,0 {
<0 0 0 2 &port02 0 0 0 1>,
<0 0 0 3 &port02 0 0 0 2>,
<0 0 0 4 &port02 0 0 0 3>;
+ status = "disabled";
};
};
};
