[PATCH v1 2/6] phy: Add IPQ9574 support to Qualcomm QUSB2 phy

[Varadarajan Narayanan]

Imported from Linux driver.

Signed-off-by: Varadarajan Narayanan <quic_varada at quicinc.com>
---
 drivers/phy/qcom/phy-qcom-qusb2.c | 42 +++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/drivers/phy/qcom/phy-qcom-qusb2.c b/drivers/phy/qcom/phy-qcom-qusb2.c
index d98f6108e69..df82f2a99da 100644
--- a/drivers/phy/qcom/phy-qcom-qusb2.c
+++ b/drivers/phy/qcom/phy-qcom-qusb2.c
@@ -152,6 +152,22 @@ enum qusb2phy_reg_layout {
 		.offset = o, .val = v, .in_layout = 1, \
 	}
 
+static const struct qusb2_phy_init_tbl ipq6018_init_tbl[] = {
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL, 0x14),
+	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE1, 0xF8),
+	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE2, 0xB3),
+	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE3, 0x83),
+	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE4, 0xC0),
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_TUNE, 0x30),
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_USER_CTL1, 0x79),
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_USER_CTL2, 0x21),
+	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE5, 0x00),
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_PWR_CTRL, 0x00),
+	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TEST2, 0x14),
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_TEST, 0x80),
+	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_AUTOPGM_CTL1, 0x9F),
+};
+
 static const struct qusb2_phy_init_tbl sm6115_init_tbl[] = {
 	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE1, 0xf8),
 	QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE2, 0x53),
@@ -168,6 +184,19 @@ static const struct qusb2_phy_init_tbl sm6115_init_tbl[] = {
 	QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_PWR_CTRL, 0x00),
 };
 
+static const unsigned int ipq6018_regs_layout[] = {
+	[QUSB2PHY_PLL_STATUS]		= 0x38,
+	[QUSB2PHY_PORT_TUNE1]		= 0x80,
+	[QUSB2PHY_PORT_TUNE2]		= 0x84,
+	[QUSB2PHY_PORT_TUNE3]		= 0x88,
+	[QUSB2PHY_PORT_TUNE4]		= 0x8C,
+	[QUSB2PHY_PORT_TUNE5]		= 0x90,
+	[QUSB2PHY_PORT_TEST1]		= 0x98,
+	[QUSB2PHY_PORT_TEST2]		= 0x9C,
+	[QUSB2PHY_PORT_POWERDOWN]	= 0xB4,
+	[QUSB2PHY_INTR_CTRL]		= 0xBC,
+};
+
 static const unsigned int sm6115_regs_layout[] = {
 	[QUSB2PHY_PLL_STATUS] = 0x38,	  [QUSB2PHY_PORT_TUNE1] = 0x80,
 	[QUSB2PHY_PORT_TUNE2] = 0x84,	  [QUSB2PHY_PORT_TUNE3] = 0x88,
@@ -224,6 +253,17 @@ static const unsigned int qusb2_v2_regs_layout[] = {
 	[QUSB2PHY_INTR_CTRL] = 0x230,
 };
 
+static const struct qusb2_phy_cfg ipq6018_phy_cfg = {
+	.tbl            = ipq6018_init_tbl,
+	.tbl_num        = ARRAY_SIZE(ipq6018_init_tbl),
+	.regs           = ipq6018_regs_layout,
+
+	.disable_ctrl   = POWER_DOWN,
+	.mask_core_ready = PLL_LOCKED,
+	/* autoresume not used */
+	.autoresume_en   = BIT(0),
+};
+
 static const struct qusb2_phy_cfg sm6115_phy_cfg = {
 	.tbl = sm6115_init_tbl,
 	.tbl_num = ARRAY_SIZE(sm6115_init_tbl),
@@ -455,6 +495,8 @@ static const struct udevice_id qusb2phy_ids[] = {
 	  .data = (ulong)&sm6115_phy_cfg },
 	{ .compatible = "qcom,sdm660-qusb2-phy",
 	  .data = (ulong)&sdm660_phy_cfg },
+	{ .compatible = "qcom,ipq9574-qusb2-phy",
+	  .data = (ulong)&ipq6018_phy_cfg },
 	{ .compatible = "qcom,sm6115-qusb2-phy",
 	  .data = (ulong)&sm6115_phy_cfg },
 	{ .compatible = "qcom,qusb2-v2-phy", .data = (ulong)&qusb2_v2_phy_cfg },
-- 
2.34.1