arm64: dts: qcom: sc7280-crd: Add Touchscreen and touchpad support

Add Touchscreen and touchpad hid-over-i2c node for the sc7280 CRD board

Signed-off-by: Kshitiz Godara <kgodara1@codeaurora.org>
Signed-off-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1638185497-26477-5-git-send-email-quic_rjendra@quicinc.com

diff --git a/arch/arm64/boot/dts/qcom/sc7280-crd.dts b/arch/arm64/boot/dts/qcom/sc7280-crd.dts
index 1e3e2f3..cd2755c 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sc7280-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-crd.dts
@@ -23,6 +23,47 @@
        };
 };
 
+ap_tp_i2c: &i2c0 {
+       status = "okay";
+       clock-frequency = <400000>;
+
+       trackpad: trackpad@15 {
+               compatible = "hid-over-i2c";
+               reg = <0x15>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&tp_int_odl>;
+
+               interrupt-parent = <&tlmm>;
+               interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
+
+               post-power-on-delay-ms = <20>;
+               hid-descr-addr = <0x0001>;
+               vdd-supply = <&vreg_l18b_1p8>;
+
+               wakeup-source;
+       };
+};
+
+ap_ts_pen_1v8: &i2c13 {
+       status = "okay";
+       clock-frequency = <400000>;
+
+       ap_ts: touchscreen@5c {
+               compatible = "hid-over-i2c";
+               reg = <0x5c>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&ts_int_l>, <&ts_reset_l>;
+
+               interrupt-parent = <&tlmm>;
+               interrupts = <55 IRQ_TYPE_LEVEL_LOW>;
+
+               post-power-on-delay-ms = <500>;
+               hid-descr-addr = <0x0000>;
+
+               vdd-supply = <&vreg_l19b_1p8>;
+       };
+};
+
 &nvme_3v3_regulator {
        gpio = <&tlmm 51 GPIO_ACTIVE_HIGH>;
 };
@@ -30,3 +71,23 @@
 &nvme_pwren {
        pins = "gpio51";
 };
+
+&tlmm {
+       tp_int_odl: tp-int-odl {
+               pins = "gpio7";
+               function = "gpio";
+               bias-disable;
+       };
+
+       ts_int_l: ts-int-l {
+               pins = "gpio55";
+               function = "gpio";
+               bias-pull-up;
+       };
+
+       ts_reset_l: ts-reset-l {
+               pins = "gpio54";
+               function = "gpio";
+               bias-disable;
+       };
+};