After some digging in downstream sources, it was found that the vddio_disp
regulator's output voltage is 1.8V. This is further confirmed by the
troubleshooting guide. Specify its output voltage as such.
While at it, add a comment specifying the IC, which according to the
schematic is the TI TPS22902.

Signed-off-by: Stanislav Jakubek <stano.jaku...@gmail.com>
---
 arch/arm/boot/dts/qcom/msm8226-motorola-falcon.dts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/msm8226-motorola-falcon.dts 
b/arch/arm/boot/dts/qcom/msm8226-motorola-falcon.dts
index d6d5a86491aac..e6392f7d14c75 100644
--- a/arch/arm/boot/dts/qcom/msm8226-motorola-falcon.dts
+++ b/arch/arm/boot/dts/qcom/msm8226-motorola-falcon.dts
@@ -62,9 +62,12 @@ key-volume-up {
                };
        };
 
+       /* TI TPS22902 */
        vddio_disp_vreg: regulator-vddio-disp {
                compatible = "regulator-fixed";
                regulator-name = "vddio_disp";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
                gpio = <&tlmm 34 GPIO_ACTIVE_HIGH>;
                vin-supply = <&pm8226_l8>;
                startup-delay-us = <300>;
-- 
2.43.0


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