arm64: dts: mediatek: mt8186: Add Squirtle Chromebooks

Add a device tree for the MT8186 based Squirtle Chromebooks, also known
as the Acer Chromebook Spin 311 (R724T). The device is a 2-in-1
convertible.

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20250617082004.1653492-7-wenst@chromium.org
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index a8b8796276aa9ad1a98688c176b0fe2bc2a4b646..a4df4c21399eeff42903822089d8cf8a30a81cf4 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -68,6 +68,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-magneton-sku393218.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-ponyta-sku0.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-ponyta-sku1.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-rusty-sku196608.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-squirtle.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-starmie-sku0.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-starmie-sku1.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-steelix-sku131072.dtb

diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola-squirtle.dts b/arch/arm64/boot/dts/mediatek/mt8186-corsola-squirtle.dts
new file mode 100644 (file)
index 0000000..f721ad4
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola-squirtle.dts
@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2024 Google LLC
+ */
+
+/dts-v1/;
+#include "mt8186-corsola-voltorb.dtsi"
+
+/ {
+       model = "Google squirtle board";
+       compatible = "google,squirtle", "mediatek,mt8186";
+       chassis-type = "convertible";
+};
+
+&i2c1 {
+       touchscreen@10 {
+               compatible = "elan,ekth6915";
+               reg = <0x10>;
+               interrupts-extended = <&pio 12 IRQ_TYPE_LEVEL_LOW>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&touchscreen_pins>;
+               reset-gpios = <&pio 60 GPIO_ACTIVE_LOW>;
+               vcc33-supply = <&pp3300_s3>;
+               status = "fail-needs-probe";
+       };
+
+       touchscreen@16 {
+               compatible = "elan,ekth8d18", "elan,ekth6a12nay";
+               reg = <0x16>;
+               interrupts-extended = <&pio 12 IRQ_TYPE_LEVEL_LOW>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&touchscreen_pins>;
+               reset-gpios = <&pio 60 GPIO_ACTIVE_LOW>;
+               vcc33-supply = <&pp3300_s3>;
+               status = "fail-needs-probe";
+       };
+};
+
+&i2c2 {
+       trackpad@68 {
+               compatible = "hid-over-i2c";
+               reg = <0x68>;
+               hid-descr-addr = <0x20>;
+               interrupts-extended = <&pio 11 IRQ_TYPE_LEVEL_LOW>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&trackpad_pin>;
+               vdd-supply = <&pp3300_s3>;
+               wakeup-source;
+               status = "fail-needs-probe";
+       };
+};
+
+&i2c5 {
+       clock-frequency = <400000>;
+
+       /delete-node/ codec@1a;
+
+       rt5650: codec@1a {
+               compatible = "realtek,rt5650";
+               reg = <0x1a>;
+               interrupts-extended = <&pio 17 IRQ_TYPE_EDGE_BOTH>;
+               avdd-supply = <&mt6366_vio18_reg>;
+               cpvdd-supply = <&mt6366_vio18_reg>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&speaker_codec_pins_default>;
+               cbj-sleeve-gpios = <&pio 150 GPIO_ACTIVE_HIGH>;
+               #sound-dai-cells = <0>;
+               realtek,dmic1-data-pin = <2>;
+               realtek,jd-mode = <2>;
+       };
+};
+
+&sound {
+       compatible = "mediatek,mt8186-mt6366-rt5650-sound";
+       model = "mt8186_rt5650";
+
+       audio-routing =
+               "Headphone", "HPOL",
+               "Headphone", "HPOR",
+               "HDMI1", "TX";
+
+       hs-playback-dai-link {
+               codec {
+                       sound-dai = <&rt5650>;
+               };
+       };
+
+       hs-capture-dai-link {
+               codec {
+                       sound-dai = <&rt5650>;
+               };
+       };
+
+       spk-hdmi-playback-dai-link {
+               codec {
+                       sound-dai = <&it6505dptx>;
+               };
+       };
+};
+
+&speaker_codec {
+       status = "disabled";
+};
+
+&trackpad_steelix {
+       status = "disabled";
+};

diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola-steelix.dtsi b/arch/arm64/boot/dts/mediatek/mt8186-corsola-steelix.dtsi
index 822a177e7c19ce0c93632904c3f40566a44ac089..8a196dc9a96b8d0b369f71aa561b9386a57514ce 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt8186-corsola-steelix.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola-steelix.dtsi
@@ -118,7 +118,7 @@
        i2c-scl-internal-delay-ns = <22000>;
 
        /* second source component */
-       trackpad@2c {
+       trackpad_steelix: trackpad@2c {
                compatible = "hid-over-i2c";
                reg = <0x2c>;
                hid-descr-addr = <0x20>;