[PATCH] phy: qualcomm: usb28nm: Add MDM9607 init sequence

From: Konrad Dybcio
Date: Sat Jan 30 2021 - 20:32:48 EST


This is required to bring up the PHY on MDM9607-based boards.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
---
.../devicetree/bindings/phy/qcom,usb-hs-28nm.yaml | 1 +
drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c | 13 +++++++++++++
2 files changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-hs-28nm.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-hs-28nm.yaml
index ca6a0836b53c..abcc4373f39e 100644
--- a/Documentation/devicetree/bindings/phy/qcom,usb-hs-28nm.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,usb-hs-28nm.yaml
@@ -16,6 +16,7 @@ properties:
compatible:
enum:
- qcom,usb-hs-28nm-femtophy
+ - qcom,usb-hs-28nm-mdm9607

reg:
maxItems: 1
diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c b/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c
index a52a9bf13b75..8807e59a1162 100644
--- a/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c
+++ b/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c
@@ -401,13 +401,26 @@ static const struct hsphy_init_seq init_seq_femtophy[] = {
HSPHY_INIT_CFG(0x90, 0x60, 0),
};

+static const struct hsphy_init_seq init_seq_mdm9607[] = {
+ HSPHY_INIT_CFG(0x80, 0x44, 0),
+ HSPHY_INIT_CFG(0x81, 0x38, 0),
+ HSPHY_INIT_CFG(0x82, 0x24, 0),
+ HSPHY_INIT_CFG(0x83, 0x13, 0),
+};
+
static const struct hsphy_data hsphy_data_femtophy = {
.init_seq = init_seq_femtophy,
.init_seq_num = ARRAY_SIZE(init_seq_femtophy),
};

+static const struct hsphy_data hsphy_data_mdm9607 = {
+ .init_seq = init_seq_mdm9607,
+ .init_seq_num = ARRAY_SIZE(init_seq_mdm9607),
+};
+
static const struct of_device_id qcom_snps_hsphy_match[] = {
{ .compatible = "qcom,usb-hs-28nm-femtophy", .data = &hsphy_data_femtophy, },
+ { .compatible = "qcom,usb-hs-28nm-mdm9607", .data = &hsphy_data_mdm9607, },
{ },
};
MODULE_DEVICE_TABLE(of, qcom_snps_hsphy_match);
--
2.30.0