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From: Mantas Pucka <mantas@8devices.com>
To: Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Baruch Siach <baruch@tkos.co.il>
Cc: Mantas Pucka <mantas@8devices.com>,
	linux-arm-msm@vger.kernel.org,
	linux-phy@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] phy: qcom-qmp-usb: fix serdes init sequence for IPQ6018
Date: Tue, 23 Jan 2024 18:09:20 +0200
Message-Id: <1706026160-17520-3-git-send-email-mantas@8devices.com>
In-Reply-To: <1706026160-17520-1-git-send-email-mantas@8devices.com>
References: <1706026160-17520-1-git-send-email-mantas@8devices.com>
Precedence: bulk

Commit 23fd679249df ("phy: qcom-qmp: add USB3 PHY support for IPQ6018")
noted that IPQ6018 init is identical to IPQ8074. Yet downstream uses
separate serdes init sequence for IPQ6018. Since already existing IPQ9574
serdes init sequence is identical, just reuse it and fix failing USB3 mode
in IPQ6018.

Fixes: 23fd679249df ("phy: qcom-qmp: add USB3 PHY support for IPQ6018")
Signed-off-by: Mantas Pucka <mantas@8devices.com>
---
 drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
index 05b4c0e67896..6621246e4ddf 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
@@ -1621,6 +1621,24 @@ static const struct qmp_usb_offsets qmp_usb_offsets_v7 = {
 	.rx		= 0x1000,
 };
 
+static const struct qmp_phy_cfg ipq6018_usb3phy_cfg = {
+	.lanes			= 1,
+
+	.offsets		= &qmp_usb_offsets_ipq8074,
+
+	.serdes_tbl		= ipq9574_usb3_serdes_tbl,
+	.serdes_tbl_num		= ARRAY_SIZE(ipq9574_usb3_serdes_tbl),
+	.tx_tbl			= msm8996_usb3_tx_tbl,
+	.tx_tbl_num		= ARRAY_SIZE(msm8996_usb3_tx_tbl),
+	.rx_tbl			= ipq8074_usb3_rx_tbl,
+	.rx_tbl_num		= ARRAY_SIZE(ipq8074_usb3_rx_tbl),
+	.pcs_tbl		= ipq8074_usb3_pcs_tbl,
+	.pcs_tbl_num		= ARRAY_SIZE(ipq8074_usb3_pcs_tbl),
+	.vreg_list		= qmp_phy_vreg_l,
+	.num_vregs		= ARRAY_SIZE(qmp_phy_vreg_l),
+	.regs			= qmp_v3_usb3phy_regs_layout,
+};
+
 static const struct qmp_phy_cfg ipq8074_usb3phy_cfg = {
 	.lanes			= 1,
 
@@ -2571,7 +2589,7 @@ static int qmp_usb_probe(struct platform_device *pdev)
 static const struct of_device_id qmp_usb_of_match_table[] = {
 	{
 		.compatible = "qcom,ipq6018-qmp-usb3-phy",
-		.data = &ipq8074_usb3phy_cfg,
+		.data = &ipq6018_usb3phy_cfg,
 	}, {
 		.compatible = "qcom,ipq8074-qmp-usb3-phy",
 		.data = &ipq8074_usb3phy_cfg,
-- 
2.7.4