From: Laura Nao <laura.nao@collabora.com>
To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com,
bleung@chromium.org, tzungbi@kernel.org
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org,
chrome-platform@lists.linux.dev, nfraprado@collabora.com,
kernel@collabora.com, Laura Nao <laura.nao@collabora.com>
Subject: [PATCH 2/2] arm64: dts: mediatek: mt8192-asurada-spherion: Mark trackpads as fail-needs-probe
Date: Tue, 18 Mar 2025 11:22:59 +0100 [thread overview]
Message-ID: <20250318102259.189289-3-laura.nao@collabora.com> (raw)
In-Reply-To: <20250318102259.189289-1-laura.nao@collabora.com>
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>
---
.../arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts | 7 +++++++
arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi | 6 ++++--
2 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts b/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
index 8c485c3ced2c..163960f58db5 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
@@ -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";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index dd0d07fbe61a..b11b32a63bbc 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
@@ -335,11 +335,13 @@ &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;
--
2.39.5
next prev parent reply other threads:[~2025-03-18 10:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-18 10:22 [PATCH 0/2] Use ChromeOS DT hardware prober with MT8192 Spherion trackpads Laura Nao
2025-03-18 10:22 ` [PATCH 1/2] platform/chrome: Add support for Google Spherion in HW prober Laura Nao
2025-03-18 14:21 ` AngeloGioacchino Del Regno
2025-03-18 14:36 ` Nícolas F. R. A. Prado
2025-03-19 4:23 ` Chen-Yu Tsai
2025-03-18 10:22 ` Laura Nao [this message]
2025-03-18 14:21 ` [PATCH 2/2] arm64: dts: mediatek: mt8192-asurada-spherion: Mark trackpads as fail-needs-probe AngeloGioacchino Del Regno
2025-03-18 14:39 ` Nícolas F. R. A. Prado
2025-03-19 4:23 ` Chen-Yu Tsai
2025-06-19 7:51 ` Chen-Yu Tsai
2025-04-07 2:16 ` (subset) [PATCH 0/2] Use ChromeOS DT hardware prober with MT8192 Spherion trackpads Tzung-Bi Shih
2025-06-23 9:37 ` AngeloGioacchino Del Regno
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250318102259.189289-3-laura.nao@collabora.com \
--to=laura.nao@collabora.com \
--cc=angelogioacchino.delregno@collabora.com \
--cc=bleung@chromium.org \
--cc=chrome-platform@lists.linux.dev \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=kernel@collabora.com \
--cc=krzk+dt@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mediatek@lists.infradead.org \
--cc=matthias.bgg@gmail.com \
--cc=nfraprado@collabora.com \
--cc=robh@kernel.org \
--cc=tzungbi@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®