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| author | Abel Vesa <abel.vesa@oss.qualcomm.com> | 2026-03-20 14:35:03 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2026-03-26 17:40:48 +0300 |
| commit | e6bf559f7eb92858795b7aaecf67ad98dbb43a49 (patch) | |
| tree | af06554f96f8a40e6983655e9525df3386ef7b9a | |
| parent | db08965820b4199b703a29aa019b021e9ef1dbf8 (diff) | |
| download | linux-e6bf559f7eb92858795b7aaecf67ad98dbb43a49.tar.xz | |
arm64: dts: qcom: glymur-crd: Enable keyboard, trackpad and touchscreen
On CRD, the keyboard, trackpad and touchscreen are connected over I2C
and all share a 3.3V regulator.
So describe the regulator and each input device along with their
pinctrl states.
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260320-glymur-dts-crd-enable-kbd-tp-ts-v6-1-626d008534d9@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/glymur-crd.dts | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/glymur-crd.dts b/arch/arm64/boot/dts/qcom/glymur-crd.dts index 09a532822787..51ea23a49b9e 100644 --- a/arch/arm64/boot/dts/qcom/glymur-crd.dts +++ b/arch/arm64/boot/dts/qcom/glymur-crd.dts @@ -8,6 +8,8 @@ #include "glymur.dtsi" #include "glymur-crd.dtsi" +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h> + / { model = "Qualcomm Technologies, Inc. Glymur CRD"; compatible = "qcom,glymur-crd", "qcom,glymur"; @@ -90,6 +92,80 @@ regulator-boot-on; }; + + vreg_misc_3p3: regulator-misc-3p3 { + compatible = "regulator-fixed"; + + regulator-name = "VREG_MISC_3P3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&pmh0110_f_e0_gpios 6 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 = <&misc_3p3_reg_en>; + pinctrl-names = "default"; + + regulator-boot-on; + }; +}; + +&i2c0 { + clock-frequency = <400000>; + + status = "okay"; + + touchpad@2c { + compatible = "hid-over-i2c"; + reg = <0x2c>; + + hid-descr-addr = <0x20>; + interrupts-extended = <&tlmm 3 IRQ_TYPE_LEVEL_LOW>; + + vdd-supply = <&vreg_misc_3p3>; + vddl-supply = <&vreg_l15b_e0_1p8>; + + pinctrl-0 = <&tpad_default>; + pinctrl-names = "default"; + + wakeup-source; + }; + + keyboard@3a { + compatible = "hid-over-i2c"; + reg = <0x3a>; + + hid-descr-addr = <0x1>; + interrupts-extended = <&tlmm 67 IRQ_TYPE_LEVEL_LOW>; + + vdd-supply = <&vreg_misc_3p3>; + vddl-supply = <&vreg_l15b_e0_1p8>; + + pinctrl-0 = <&kybd_default>; + pinctrl-names = "default"; + + wakeup-source; + }; +}; + +&i2c8 { + clock-frequency = <400000>; + + status = "okay"; + + touchscreen@38 { + compatible = "hid-over-i2c"; + reg = <0x38>; + + hid-descr-addr = <0x1>; + interrupts-extended = <&tlmm 51 IRQ_TYPE_LEVEL_LOW>; + + vdd-supply = <&vreg_misc_3p3>; + vddl-supply = <&vreg_l15b_e0_1p8>; + + pinctrl-0 = <&ts0_default>; + pinctrl-names = "default"; + }; }; &i2c5 { @@ -163,6 +239,19 @@ status = "okay"; }; +&pmh0110_f_e0_gpios { + misc_3p3_reg_en: misc-3p3-reg-en-state { + pins = "gpio6"; + function = "normal"; + bias-disable; + input-disable; + output-enable; + drive-push-pull; + power-source = <1>; /* 1.8 V */ + qcom,drive-strength = <PMIC_GPIO_STRENGTH_LOW>; + }; +}; + &smb2370_j_e2_eusb2_repeater { vdd18-supply = <&vreg_l15b_e0_1p8>; vdd3-supply = <&vreg_l7b_e0_2p79>; @@ -187,6 +276,33 @@ drive-strength = <16>; bias-disable; }; + + kybd_default: kybd-default-state { + pins = "gpio67"; + function = "gpio"; + bias-disable; + }; + + tpad_default: tpad-default-state { + pins = "gpio3"; + function = "gpio"; + bias-disable; + }; + + ts0_default: ts0-default-state { + int-n-pins { + pins = "gpio51"; + function = "gpio"; + bias-disable; + }; + + reset-n-pins { + pins = "gpio48"; + function = "gpio"; + drive-strength = <16>; + bias-disable; + }; + }; }; &usb_0 { |