arm64: dts: qcom: sdm670: add missing usb hstx nvmem cell

This nvmem cell is present on SDM670 as well as SDM845. Add it in SDM670
so there is proper tuning.
Signed-off-by: Richard Acayan <mailingradian@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221206231729.164453-3-mailingradian@gmail.com

arch/arm64/boot/dts/qcom/sdm670.dtsi

@@ -406,6 +406,11 @@ qfprom: qfprom@784000 {
 			reg = <0 0x00784000 0 0x1000>;
 			#address-cells = <1>;
 			#size-cells = <1>;
+
+			qusb2_hstx_trim: hstx-trim@1eb {
+				reg = <0x1eb 0x1>;
+				bits = <1 4>;
+			};
 		};
 
 		sdhc_1: mmc@7c4000 {
@@ -935,6 +940,8 @@ usb_1_hsphy: phy@88e2000 {
 
 			resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>;
 
+			nvmem-cells = <&qusb2_hstx_trim>;
+
 			status = "disabled";
 		};