diff options
| author | Caleb Connolly <caleb.connolly@linaro.org> | 2023-06-29 22:00:53 +0100 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-07-13 22:44:27 -0700 |
| commit | 2bc06b7604d214807918dea810b56e0840aa7ba3 (patch) | |
| tree | b5db193856802de3ad77ba55cfd4eff6dfe8038e /arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | |
| parent | e4322bb818bbcd36b441de9880fa4ac911a5eb51 (diff) | |
arm64: dts: qcom: c630: add panel bridge 1p2 regulator
The VCC and VCCA supplies of the DSI<->eDP bridge are derived from
vreg_l2a_1p2 and controlled by a GPIO on the PMIC. Add the regulator
here so Linux can control it.
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
Link: https://lore.kernel.org/r/20230627-c630-uart-and-1p2-reg-v2-1-496b581935c1@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts index 21048ad4ffeb..fbe1874f6cec 100644 --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts @@ -80,6 +80,22 @@ }; }; + sw_edp_1p2: edp-1p2-regulator { + compatible = "regulator-fixed"; + regulator-name = "sw_edp_1p2"; + + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + + pinctrl-0 = <&sw_edp_1p2_en>; + pinctrl-names = "default"; + + gpio = <&pm8998_gpios 9 GPIO_ACTIVE_HIGH>; + enable-active-high; + + vin-supply = <&vreg_l2a_1p2>; + }; + sn65dsi86_refclk: sn65dsi86-refclk { compatible = "fixed-clock"; #clock-cells = <0>; @@ -406,6 +422,8 @@ enable-gpios = <&tlmm 96 GPIO_ACTIVE_HIGH>; + vcca-supply = <&sw_edp_1p2>; + vcc-supply = <&sw_edp_1p2>; vpll-supply = <&vreg_l14a_1p88>; vccio-supply = <&vreg_l14a_1p88>; @@ -500,6 +518,16 @@ firmware-name = "qcom/sdm850/LENOVO/81JL/qcdsp1v2850.mbn", "qcom/sdm850/LENOVO/81JL/qcdsp2850.mbn"; }; +&pm8998_gpios { + /* This pin is pulled down by a fixed resistor */ + sw_edp_1p2_en: pm8998-gpio9-state { + pins = "gpio9"; + function = "normal"; + bias-disable; + qcom,drive-strength = <0>; + }; +}; + &qup_i2c10_default { drive-strength = <2>; bias-disable; |