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arm64: dts: apple: t8103: Disable unused PCIe ports

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[ Upstream commit a0189fdfb7 ]

The PCIe ports are unused (without devices) so disable them instead of
removing them.

Fixes: 7c77ab91b3 ("arm64: dts: apple: Add missing M1 (t8103) devices")
Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Sven Peter <sven@svenpeter.dev>
Signed-off-by: Hector Martin <marcan@marcan.st>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Janne Grunau
2023-02-14 15:07:22 +01:00
committed by Greg Kroah-Hartman
parent eb617ab023
commit f977dbefea
6 changed files with 27 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
arch/arm64/boot/dts/apple/t8103-j274.dts
View File

@@ -33,10 +33,12 @@
&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 @@
};
};
&pcie0_dart_1 {
status = "okay";
};
&pcie0_dart_2 {
status = "okay";
};
&i2c2 {
status = "okay";
};

15
arch/arm64/boot/dts/apple/t8103-j293.dts
View File

@@ -21,21 +21,6 @@
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";
};

15
arch/arm64/boot/dts/apple/t8103-j313.dts
View File

@@ -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;

10
arch/arm64/boot/dts/apple/t8103-j456.dts
View File

@@ -51,13 +51,23 @@
&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";
};

11
arch/arm64/boot/dts/apple/t8103-j457.dts
View File

@@ -33,6 +33,7 @@
&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 @@
};
};
/*
* Remove unused PCIe port and disable the associated DART.
*/
&pcie0_dart_1 {
status = "disabled";
&pcie0_dart_2 {
status = "okay";
};
/delete-node/ &port01;

4
arch/arm64/boot/dts/apple/t8103.dtsi
View File

@@ -428,6 +428,7 @@
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 @@
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 @@
<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 @@
<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";
};
};
};