phy: qcom: add QMP PCIe PHY driver

Add support for the PCIe QMP PHY on the SM8550,
SM8650 and x1e80100 SoCs.

The driver is based on the Linux phy/qualcomm/phy-qcom-qmp-pcie.c
driver and adapted to U-Boot.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20241125-topic-pcie-phy-v1-1-bf08811d0a07@linaro.org
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/drivers/phy/qcom/Kconfig b/drivers/phy/qcom/Kconfig
index 5c77203..61e5e2f 100644
--- a/drivers/phy/qcom/Kconfig
+++ b/drivers/phy/qcom/Kconfig
@@ -12,6 +12,12 @@
 	help
 	  Support for the USB PHY-s on Qualcomm IPQ40xx SoC-s.
 
+config PHY_QCOM_QMP_PCIE
+	tristate "Qualcomm QMP PCIe PHY driver"
+	depends on PHY && ARCH_SNAPDRAGON
+	help
+	  Enable this to support the PCIe QMP PHY on various Qualcomm chipsets.
+
 config PHY_QCOM_QMP_UFS
 	tristate "Qualcomm QMP UFS PHY driver"
 	depends on PHY && ARCH_SNAPDRAGON