[PATCH 2/3] arm64: dts: apple: Add missing M1 (t8103) devices

From: Janne Grunau
Date: Sun Nov 21 2021 - 13:08:07 EST

This adds support for following Apple M1 devices:
- MacBook Pro (13-inch, M1, 2020)
- MacBook Air (M1, 2020)
- iMac (24-inch 2021)

Reviewed-by: Mark Kettenis <kettenis@xxxxxxxxxxx>
Signed-off-by: Janne Grunau <j@xxxxxxxxxx>
---
arch/arm64/boot/dts/apple/Makefile | 4 ++
arch/arm64/boot/dts/apple/t8103-j274.dts | 29 +-------------
arch/arm64/boot/dts/apple/t8103-j293.dts | 33 +++++++++++++++
arch/arm64/boot/dts/apple/t8103-j313.dts | 33 +++++++++++++++
arch/arm64/boot/dts/apple/t8103-j456.dts | 41 +++++++++++++++++++
arch/arm64/boot/dts/apple/t8103-j457.dts | 47 ++++++++++++++++++++++
arch/arm64/boot/dts/apple/t8103-jxxx.dtsi | 49 +++++++++++++++++++++++
7 files changed, 208 insertions(+), 28 deletions(-)
create mode 100644 arch/arm64/boot/dts/apple/t8103-j293.dts
create mode 100644 arch/arm64/boot/dts/apple/t8103-j313.dts
create mode 100644 arch/arm64/boot/dts/apple/t8103-j456.dts
create mode 100644 arch/arm64/boot/dts/apple/t8103-j457.dts
create mode 100644 arch/arm64/boot/dts/apple/t8103-jxxx.dtsi

diff --git a/arch/arm64/boot/dts/apple/Makefile b/arch/arm64/boot/dts/apple/Makefile
index cbbd701ebf05..c0510c25ca6a 100644
--- a/arch/arm64/boot/dts/apple/Makefile
+++ b/arch/arm64/boot/dts/apple/Makefile
@@ -1,2 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_APPLE) += t8103-j274.dtb
+dtb-$(CONFIG_ARCH_APPLE) += t8103-j293.dtb
+dtb-$(CONFIG_ARCH_APPLE) += t8103-j313.dtb
+dtb-$(CONFIG_ARCH_APPLE) += t8103-j456.dtb
+dtb-$(CONFIG_ARCH_APPLE) += t8103-j457.dtb
diff --git a/arch/arm64/boot/dts/apple/t8103-j274.dts b/arch/arm64/boot/dts/apple/t8103-j274.dts
index 02c36301e985..9e01ef70039d 100644
--- a/arch/arm64/boot/dts/apple/t8103-j274.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j274.dts
@@ -10,39 +10,15 @@
/dts-v1/;

#include "t8103.dtsi"
+#include "t8103-jxxx.dtsi"

/ {
compatible = "apple,j274", "apple,t8103", "apple,arm-platform";
model = "Apple Mac mini (M1, 2020)";

aliases {
- serial0 = &serial0;
ethernet0 = &ethernet0;
};
-
- chosen {
- #address-cells = <2>;
- #size-cells = <2>;
- ranges;
-
- stdout-path = "serial0";
-
- framebuffer0: framebuffer@0 {
- compatible = "apple,simple-framebuffer", "simple-framebuffer";
- reg = <0 0 0 0>; /* To be filled by loader */
- /* Format properties will be added by loader */
- status = "disabled";
- };
- };
-
- memory@800000000 {
- device_type = "memory";
- reg = <0x8 0 0x2 0>; /* To be filled by loader */
- };
-};
-
-&serial0 {
- status = "okay";
};

/*
@@ -50,9 +26,6 @@ &serial0 {
* on-board devices and properties that are populated by the bootloader
* (such as MAC addresses).
*/
-&port00 {
- bus-range = <1 1>;
-};

&port01 {
bus-range = <2 2>;
diff --git a/arch/arm64/boot/dts/apple/t8103-j293.dts b/arch/arm64/boot/dts/apple/t8103-j293.dts
new file mode 100644
index 000000000000..466035f00b69
--- /dev/null
+++ b/arch/arm64/boot/dts/apple/t8103-j293.dts
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Apple MacBook Pro (13-inch, M1, 2020)
+ *
+ * target-type: J293
+ *
+ * Copyright The Asahi Linux Contributors
+ */
+
+/dts-v1/;
+
+#include "t8103.dtsi"
+#include "t8103-jxxx.dtsi"
+
+/ {
+ compatible = "apple,j293", "apple,t8103", "apple,arm-platform";
+ model = "Apple MacBook Pro (13-inch, M1, 2020)";
+};
+
+/*
+ * 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-j313.dts b/arch/arm64/boot/dts/apple/t8103-j313.dts
new file mode 100644
index 000000000000..b0ebb45bdb6f
--- /dev/null
+++ b/arch/arm64/boot/dts/apple/t8103-j313.dts
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Apple MacBook Air (M1, 2020)
+ *
+ * target-type: J313
+ *
+ * Copyright The Asahi Linux Contributors
+ */
+
+/dts-v1/;
+
+#include "t8103.dtsi"
+#include "t8103-jxxx.dtsi"
+
+/ {
+ compatible = "apple,j313", "apple,t8103", "apple,arm-platform";
+ model = "Apple MacBook Air (M1, 2020)";
+};
+
+/*
+ * 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
new file mode 100644
index 000000000000..7267e069355b
--- /dev/null
+++ b/arch/arm64/boot/dts/apple/t8103-j456.dts
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Apple iMac (24-inch, 4x USB-C, M1, 2020)
+ *
+ * target-type: J456
+ *
+ * Copyright The Asahi Linux Contributors
+ */
+
+/dts-v1/;
+
+#include "t8103.dtsi"
+#include "t8103-jxxx.dtsi"
+
+/ {
+ compatible = "apple,j456", "apple,t8103", "apple,arm-platform";
+ model = "Apple iMac (24-inch, 4x USB-C, M1, 2020)";
+
+ aliases {
+ ethernet0 = &ethernet0;
+ };
+};
+
+/*
+ * Force the bus number assignments so that we can declare some of the
+ * on-board devices and properties that are populated by the bootloader
+ * (such as MAC addresses).
+ */
+
+&port01 {
+ bus-range = <2 2>;
+};
+
+&port02 {
+ bus-range = <3 3>;
+ 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];
+ };
+};
diff --git a/arch/arm64/boot/dts/apple/t8103-j457.dts b/arch/arm64/boot/dts/apple/t8103-j457.dts
new file mode 100644
index 000000000000..d7c622931627
--- /dev/null
+++ b/arch/arm64/boot/dts/apple/t8103-j457.dts
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Apple iMac (24-inch, 2x USB-C, M1, 2020)
+ *
+ * target-type: J457
+ *
+ * Copyright The Asahi Linux Contributors
+ */
+
+/dts-v1/;
+
+#include "t8103.dtsi"
+#include "t8103-jxxx.dtsi"
+
+/ {
+ compatible = "apple,j457", "apple,t8103", "apple,arm-platform";
+ model = "Apple iMac (24-inch, 2x USB-C, M1, 2020)";
+
+ aliases {
+ ethernet0 = &ethernet0;
+ };
+};
+
+/*
+ * Force the bus number assignments so that we can declare some of the
+ * on-board devices and properties that are populated by the bootloader
+ * (such as MAC addresses).
+ */
+
+&port02 {
+ bus-range = <3 3>;
+ 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];
+ };
+};
+
+/*
+ * Remove unused PCIe port and disable the associated DART.
+ */
+
+&pcie0_dart_1 {
+ status = "disabled";
+};
+
+/delete-node/ &port01;
diff --git a/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi b/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi
new file mode 100644
index 000000000000..53d22b434d76
--- /dev/null
+++ b/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Apple M1 Mac mini, MacBook Air/Pro, iMac 24" (M1, 2020/2021)
+ *
+ * This file contains parts common to all Apple M1 devices using the t8103.
+ *
+ * target-type: J274, J293, J313, J456, J457
+ *
+ * Copyright The Asahi Linux Contributors
+ */
+
+/ {
+ aliases {
+ serial0 = &serial0;
+ };
+
+ chosen {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ stdout-path = "serial0";
+
+ framebuffer0: framebuffer@0 {
+ compatible = "apple,simple-framebuffer", "simple-framebuffer";
+ reg = <0 0 0 0>; /* To be filled by loader */
+ /* Format properties will be added by loader */
+ status = "disabled";
+ };
+ };
+
+ memory@800000000 {
+ device_type = "memory";
+ reg = <0x8 0 0x2 0>; /* To be filled by loader */
+ };
+};
+
+&serial0 {
+ status = "okay";
+};
+
+/*
+ * Force the bus number assignments so that we can declare some of the
+ * on-board devices and properties that are populated by the bootloader
+ * (such as MAC addresses).
+ */
+&port00 {
+ bus-range = <1 1>;
+};
--
2.34.0