[PATCH 4/5] phy: qcom-qusb2: Add support for QCS615

From: Krishna Kurapati
Date: Mon Oct 14 2024 - 04:47:00 EST


Add init sequence and phy configuration for QCS615.

Signed-off-by: Krishna Kurapati <quic_kriskura@xxxxxxxxxxx>
---
drivers/phy/qualcomm/phy-qcom-qusb2.c | 29 +++++++++++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/phy-qcom-qusb2.c
index c52655a383ce..227041e096bc 100644
--- a/drivers/phy/qualcomm/phy-qcom-qusb2.c
+++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c
@@ -151,6 +151,19 @@ static const struct qusb2_phy_init_tbl ipq6018_init_tbl[] = {
QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_AUTOPGM_CTL1, 0x9F),
};

+static const struct qusb2_phy_init_tbl qcs615_init_tbl[] = {
+ QUSB2_PHY_INIT_CFG_L(QUSB2PHY_PORT_TUNE1, 0xC8),
+ 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_TEST2, 0x14),
+ QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_AUTOPGM_CTL1, 0x9F),
+ QUSB2_PHY_INIT_CFG(QUSB2PHY_PLL_PWR_CTRL, 0x00),
+};
+
static const unsigned int ipq6018_regs_layout[] = {
[QUSB2PHY_PLL_STATUS] = 0x38,
[QUSB2PHY_PORT_TUNE1] = 0x80,
@@ -331,6 +344,19 @@ static const struct qusb2_phy_cfg ipq6018_phy_cfg = {
.autoresume_en = BIT(0),
};

+static const struct qusb2_phy_cfg qcs615_phy_cfg = {
+ .tbl = qcs615_init_tbl,
+ .tbl_num = ARRAY_SIZE(qcs615_init_tbl),
+ .regs = ipq6018_regs_layout,
+
+ .has_pll_override = false,
+ .se_clk_scheme_default = false,
+ .disable_ctrl = (CLAMP_N_EN | FREEZIO_N | POWER_DOWN),
+ .mask_core_ready = PLL_LOCKED,
+ /* autoresume not used */
+ .autoresume_en = BIT(0),
+};
+
static const struct qusb2_phy_cfg qusb2_v2_phy_cfg = {
.tbl = qusb2_v2_init_tbl,
.tbl_num = ARRAY_SIZE(qusb2_v2_init_tbl),
@@ -922,6 +948,9 @@ static const struct of_device_id qusb2_phy_of_match_table[] = {
}, {
.compatible = "qcom,msm8998-qusb2-phy",
.data = &msm8998_phy_cfg,
+ }, {
+ .compatible = "qcom,qcs615-qusb2-phy",
+ .data = &qcs615_phy_cfg,
}, {
.compatible = "qcom,qcm2290-qusb2-phy",
.data = &sm6115_phy_cfg,
--
2.34.1