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arm64: dts: mediatek: mt8192-asurada-spherion: Mark trackpads as fail-needs-probe

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Different Spherion variants use different trackpads on the same I2C2
bus. Instead of enabling all of them by default, mark them as
"fail-needs-probe" and let the implementation determine which one is
actually present.

Additionally, move the trackpad pinctrl entry back to the individual
trackpad nodes.

Signed-off-by: Laura Nao <laura.nao@collabora.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20250318102259.189289-3-laura.nao@collabora.com
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
This commit is contained in:
Laura Nao 2025-03-18 11:22:59 +01:00 committed by AngeloGioacchino Del Regno
parent 85c767d2d3
commit 1fcb7608a0
No known key found for this signature in database
GPG Key ID: 9A3604CFAD978478
2 changed files with 11 additions and 2 deletions
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7
arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
View File

@ -85,8 +85,15 @@ &i2c2 {
trackpad@2c {
compatible = "hid-over-i2c";
reg = <0x2c>;
pinctrl-names = "default";
pinctrl-0 = <&trackpad_pins>;
hid-descr-addr = <0x20>;
interrupts-extended = <&pio 15 IRQ_TYPE_LEVEL_LOW>;
wakeup-source;
status = "fail-needs-probe";
};
};
&trackpad {
status = "fail-needs-probe";
};

6
arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
View File

@ -346,11 +346,13 @@ &i2c2 {
clock-frequency = <400000>;
clock-stretch-ns = <12600>;
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins>, <&trackpad_pins>;
pinctrl-0 = <&i2c2_pins>;
trackpad@15 {
trackpad: trackpad@15 {
compatible = "elan,ekth3000";
reg = <0x15>;
pinctrl-names = "default";
pinctrl-0 = <&trackpad_pins>;
interrupts-extended = <&pio 15 IRQ_TYPE_LEVEL_LOW>;
vcc-supply = <&pp3300_u>;
wakeup-source;