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/phy-qcom-qmp-pcs-pcie-v6_20.h b/drivers/phy/qcom/phy-qcom-qmp-pcs-pcie-v6_20.h
new file mode 100644
index 0000000..dfcecf3
--- /dev/null
+++ b/drivers/phy/qcom/phy-qcom-qmp-pcs-pcie-v6_20.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2023, Linaro Limited
+ */
+
+#ifndef QCOM_PHY_QMP_PCS_PCIE_V6_20_H_
+#define QCOM_PHY_QMP_PCS_PCIE_V6_20_H_
+
+/* Only for QMP V6_20 PHY - PCIE have different offsets than V5 */
+#define QPHY_PCIE_V6_20_PCS_POWER_STATE_CONFIG2		0x00c
+#define QPHY_PCIE_V6_20_PCS_TX_RX_CONFIG		0x018
+#define QPHY_PCIE_V6_20_PCS_ENDPOINT_REFCLK_DRIVE	0x01c
+#define QPHY_PCIE_V6_20_PCS_OSC_DTCT_ATCIONS		0x090
+#define QPHY_PCIE_V6_20_PCS_EQ_CONFIG1			0x0a0
+#define QPHY_PCIE_V6_20_PCS_G3_RXEQEVAL_TIME		0x0f0
+#define QPHY_PCIE_V6_20_PCS_G4_RXEQEVAL_TIME		0x0f4
+#define QPHY_PCIE_V6_20_PCS_EQ_CONFIG5			0x108
+#define QPHY_PCIE_V6_20_PCS_G4_PRE_GAIN			0x15c
+#define QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG1	0x17c
+#define QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG3	0x184
+#define QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG5	0x18c
+#define QPHY_PCIE_V6_20_PCS_G3_FOM_EQ_CONFIG5		0x1ac
+#define QPHY_PCIE_V6_20_PCS_G4_FOM_EQ_CONFIG5		0x1c0
+
+#endif