From: Kathiravan T <kathirav@xxxxxxxxxxxxxx>
Add the phy init sequence for the Super Speed ports found
on IPQ6018.
Signed-off-by: Kathiravan T <kathirav@xxxxxxxxxxxxxx>
[baruch: add ipq6018_regs_layout[], drop binding change]
Signed-off-by: Baruch Siach <baruch@xxxxxxxxxx>
---
drivers/phy/qualcomm/phy-qcom-qusb2.c | 44 +++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/phy-qcom-qusb2.c
index 719e0888ed87..8f1bf7e2186b 100644
--- a/drivers/phy/qualcomm/phy-qcom-qusb2.c
+++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c
@@ -22,6 +22,7 @@
#include <dt-bindings/phy/phy-qcom-qusb2.h>
+#define QUSB2PHY_PLL 0x0
#define QUSB2PHY_PLL_TEST 0x04
#define CLK_REF_SEL BIT(7)
@@ -135,6 +136,35 @@ enum qusb2phy_reg_layout {
QUSB2PHY_INTR_CTRL,
};
+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 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 msm8996_regs_layout[] = {
[QUSB2PHY_PLL_STATUS] = 0x38,
[QUSB2PHY_PORT_TUNE1] = 0x80,
@@ -275,6 +305,17 @@ static const struct qusb2_phy_cfg msm8998_phy_cfg = {
.update_tune1_with_efuse = true,
};
+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 qusb2_v2_phy_cfg = {
.tbl = qusb2_v2_init_tbl,
.tbl_num = ARRAY_SIZE(qusb2_v2_init_tbl),
@@ -833,6 +874,9 @@ static const struct phy_ops qusb2_phy_gen_ops = {
static const struct of_device_id qusb2_phy_of_match_table[] = {
{
+ .compatible = "qcom,ipq6018-qusb2-phy",
+ .data = &ipq6018_phy_cfg,
+ }, {
.compatible = "qcom,ipq8074-qusb2-phy",
.data = &msm8996_phy_cfg,
}, {
--
2.29.2
