From: Janne Grunau <j@jannau.net>
To: Hector Martin <marcan@marcan.st>, Sven Peter <sven@svenpeter.dev>,
Alyssa Rosenzweig <alyssa@rosenzweig.io>,
Rob Herring <robh+dt@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v4 4/4] arm64: dts: apple: t8103: Add cd321x nodes
Date: Tue, 23 Nov 2021 23:49:25 +0100 [thread overview]
Message-ID: <20211123224926.7722-5-j@jannau.net> (raw)
In-Reply-To: <20211123224926.7722-1-j@jannau.net>
All M1 Mac devices have 2 SoC connected USB-C ports and use cd321x USB
type C port switch and power deliver controllers. I2c bus and addresses
configuration are for all devices equal.
The iMac (24-inch, 2021) has a configuration with 2 additional USB-C
ports (j456) using two addiotional cd321x controllers.
Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Sven Peter <sven@svenpeter.dev>
---
- fixed typo in commit message
- renamed cd321x nodes to "usb-pd"
- added Reviewed-by tag
arch/arm64/boot/dts/apple/t8103-j456.dts | 18 ++++++++++++++++++
arch/arm64/boot/dts/apple/t8103-jxxx.dtsi | 18 ++++++++++++++++++
2 files changed, 36 insertions(+)
diff --git a/arch/arm64/boot/dts/apple/t8103-j456.dts b/arch/arm64/boot/dts/apple/t8103-j456.dts
index 7267e069355b..884fddf7d363 100644
--- a/arch/arm64/boot/dts/apple/t8103-j456.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j456.dts
@@ -21,6 +21,24 @@ aliases {
};
};
+&i2c0 {
+ hpm2: usb-pd@3b {
+ compatible = "apple,cd321x";
+ reg = <0x3b>;
+ interrupt-parent = <&pinctrl_ap>;
+ interrupts = <106 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "irq";
+ };
+
+ hpm3: usb-pd@3c {
+ compatible = "apple,cd321x";
+ reg = <0x3c>;
+ interrupt-parent = <&pinctrl_ap>;
+ interrupts = <106 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "irq";
+ };
+};
+
/*
* Force the bus number assignments so that we can declare some of the
* on-board devices and properties that are populated by the bootloader
diff --git a/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi b/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi
index 53d22b434d76..876278fe0afe 100644
--- a/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi
@@ -39,6 +39,24 @@ &serial0 {
status = "okay";
};
+&i2c0 {
+ hpm0: usb-pd@38 {
+ compatible = "apple,cd321x";
+ reg = <0x38>;
+ interrupt-parent = <&pinctrl_ap>;
+ interrupts = <106 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "irq";
+ };
+
+ hpm1: usb-pd@3f {
+ compatible = "apple,cd321x";
+ reg = <0x3f>;
+ interrupt-parent = <&pinctrl_ap>;
+ interrupts = <106 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "irq";
+ };
+};
+
/*
* Force the bus number assignments so that we can declare some of the
* on-board devices and properties that are populated by the bootloader
--
2.34.0
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next prev parent reply other threads:[~2021-11-23 22:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-23 22:49 [PATCH v4 0/4] Add DTs for all Apple M1 (t8103) devices Janne Grunau
2021-11-23 22:49 ` [PATCH v4 1/4] dt-bindings: arm: apple: Add iMac (24-inch 2021) to Apple bindings Janne Grunau
2021-11-28 23:23 ` Rob Herring
2021-11-23 22:49 ` [PATCH v4 2/4] arm64: dts: apple: Add missing M1 (t8103) devices Janne Grunau
2021-11-23 22:49 ` [PATCH v4 3/4] arm64: dts: apple: t8103: Add i2c nodes Janne Grunau
2021-11-23 22:49 ` Janne Grunau [this message]
2021-11-26 6:51 ` [PATCH v4 0/4] Add DTs for all Apple M1 (t8103) devices Hector Martin
2021-11-28 23:27 ` Rob Herring
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