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Message-ID: <20240203191200.99185-5-jenneron@postmarketos.org>
Date: Sat, 3 Feb 2024 21:11:58 +0200
From: Anton Bambura <jenneron@...tmarketos.org>
To: Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 4/6] arm64: dts: qcom: sc8180x-lenovo-flex-5g: enable touchscreen
Set regulators, reset gpio and delays according to ACPI tables.
Signed-off-by: Anton Bambura <jenneron@...tmarketos.org>
---
.../boot/dts/qcom/sc8180x-lenovo-flex-5g.dts | 30 ++++++++++++++++++-
1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/sc8180x-lenovo-flex-5g.dts b/arch/arm64/boot/dts/qcom/sc8180x-lenovo-flex-5g.dts
index 6ae6cb030b70..5bf6285f905f 100644
--- a/arch/arm64/boot/dts/qcom/sc8180x-lenovo-flex-5g.dts
+++ b/arch/arm64/boot/dts/qcom/sc8180x-lenovo-flex-5g.dts
@@ -271,6 +271,12 @@ vreg_l3c_1p2: ldo3 {
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};
+ vreg_l4c_3p3: ldo4 {
+ regulator-min-microvolt = <3296000>;
+ regulator-max-microvolt = <3304000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
vreg_l10c_3p3: ldo10 {
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3312000>;
@@ -337,6 +343,12 @@ vreg_l10e_2p9: ldo10 {
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};
+ vreg_l12e_1p8: ldo12 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
vreg_l16e_3p0: ldo16 {
regulator-min-microvolt = <3072000>;
regulator-max-microvolt = <3072000>;
@@ -365,11 +377,19 @@ &i2c1 {
touchscreen@10 {
compatible = "hid-over-i2c";
reg = <0x10>;
+
hid-descr-addr = <0x1>;
+ reset-gpios = <&tlmm 54 GPIO_ACTIVE_LOW>;
+
+ vdd-supply = <&vreg_l4c_3p3>;
+ vddl-supply = <&vreg_l12e_1p8>;
+
+ post-power-on-delay-ms = <3>;
+ post-reset-deassert-delay-ms = <200>;
interrupts-extended = <&tlmm 122 IRQ_TYPE_LEVEL_LOW>;
- pinctrl-0 = <&ts_int_default>;
+ pinctrl-0 = <&ts_int_default>, <&ts_reset_default>;
pinctrl-names = "default";
};
};
@@ -735,6 +755,14 @@ ts_int_default: ts-int-default-state {
drive-strength = <2>;
};
+ ts_reset_default: ts-reset-default-state {
+ pins = "gpio54";
+ function = "gpio";
+
+ bias-disable;
+ drive-strength = <16>;
+ };
+
usbprim_sbu_default: usbprim-sbu-state {
oe-n-pins {
pins = "gpio152";
--
2.42.0
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