[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/scsi/ufs/ufs-mediatek.h b/src/kernel/linux/v4.19/drivers/scsi/ufs/ufs-mediatek.h
new file mode 100644
index 0000000..f2798fc
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/scsi/ufs/ufs-mediatek.h
@@ -0,0 +1,77 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2019 MediaTek Inc.
+ */
+
+#ifndef _UFS_MEDIATEK_H
+#define _UFS_MEDIATEK_H
+
+/*
+ * Vendor specific UFSHCI Registers
+ */
+#define REG_UFS_ADDR_XOUFS_ST       0x144
+
+/* UFS_ADDR_XOUFS_ST 0x144 */
+#define XOUFS_RELEASE               0x0
+#define XOUFS_REQUEST               0x1
+#define XOUFS_ACK                   0x2
+
+/*
+ * Vendor specific pre-defined parameters
+ */
+#define UFS_MTK_LIMIT_NUM_LANES_RX  1
+#define UFS_MTK_LIMIT_NUM_LANES_TX  1
+#define UFS_MTK_LIMIT_HSGEAR_RX     UFS_HS_G3
+#define UFS_MTK_LIMIT_HSGEAR_TX     UFS_HS_G3
+#define UFS_MTK_LIMIT_PWMGEAR_RX    UFS_PWM_G4
+#define UFS_MTK_LIMIT_PWMGEAR_TX    UFS_PWM_G4
+#define UFS_MTK_LIMIT_RX_PWR_PWM    SLOW_MODE
+#define UFS_MTK_LIMIT_TX_PWR_PWM    SLOW_MODE
+#define UFS_MTK_LIMIT_RX_PWR_HS     FAST_MODE
+#define UFS_MTK_LIMIT_TX_PWR_HS     FAST_MODE
+#define UFS_MTK_LIMIT_HS_RATE       PA_HS_MODE_B
+#define UFS_MTK_LIMIT_DESIRED_MODE  UFS_HS_MODE
+
+/*
+ * Other attributes
+ */
+#define VS_DEBUGCLOCKENABLE         0xD0A1
+#define VS_SAVEPOWERCONTROL         0xD0A6
+#define VS_UNIPROPOWERDOWNCONTROL   0xD0A8
+
+/*
+ * VS_DEBUGCLOCKENABLE
+ */
+enum {
+	TX_SYMBOL_CLK_REQ_FORCE = 5,
+};
+
+/*
+ * VS_SAVEPOWERCONTROL
+ */
+enum {
+	RX_SYMBOL_CLK_GATE_EN   = 0,
+	SYS_CLK_GATE_EN         = 2,
+	TX_CLK_GATE_EN          = 3,
+};
+
+/*
+ * Ref-clk control mode
+ */
+enum {
+	REF_CLK_SW_MODE         = 0,
+	REF_CLK_HALF_HW_MODE    = 1,
+	REF_CLK_HW_MODE         = 2
+};
+
+/* HW ref-clk control timeout value */
+#define REF_CLK_CTRL_TOUT_MS    3
+
+struct ufs_mtk_host {
+	struct ufs_hba *hba;
+	struct phy *mphy;
+	u32 refclk_ctrl;
+};
+
+#endif /* !_UFS_MEDIATEK_H */
+