diff options
Diffstat (limited to 'target/linux/qualcommax/patches-6.6/0061-v6.8-phy-qcom-qmp-usb-fix-serdes-init-sequence-for-IPQ6018.patch')
-rw-r--r-- | target/linux/qualcommax/patches-6.6/0061-v6.8-phy-qcom-qmp-usb-fix-serdes-init-sequence-for-IPQ6018.patch | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/target/linux/qualcommax/patches-6.6/0061-v6.8-phy-qcom-qmp-usb-fix-serdes-init-sequence-for-IPQ6018.patch b/target/linux/qualcommax/patches-6.6/0061-v6.8-phy-qcom-qmp-usb-fix-serdes-init-sequence-for-IPQ6018.patch new file mode 100644 index 0000000000..97b46f74ef --- /dev/null +++ b/target/linux/qualcommax/patches-6.6/0061-v6.8-phy-qcom-qmp-usb-fix-serdes-init-sequence-for-IPQ6018.patch @@ -0,0 +1,102 @@ +From 62a5df451ab911421da96655fcc4d1e269ff6e2f Mon Sep 17 00:00:00 2001 +From: Mantas Pucka <mantas@8devices.com> +Date: Tue, 23 Jan 2024 18:09:20 +0200 +Subject: [PATCH] phy: qcom-qmp-usb: fix serdes init sequence for IPQ6018 + +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> +Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> +Link: https://lore.kernel.org/r/1706026160-17520-3-git-send-email-mantas@8devices.com +Signed-off-by: Vinod Koul <vkoul@kernel.org> +--- + drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 20 +++++++++++++++++++- + 1 file changed, 19 insertions(+), 1 deletion(-) + +--- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c ++++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c +@@ -233,6 +233,43 @@ static const struct qmp_phy_init_tbl ipq + QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V0, 0x0f), + }; + ++static const struct qmp_phy_init_tbl ipq9574_usb3_serdes_tbl[] = { ++ QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0x1a), ++ QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x08), ++ QMP_PHY_INIT_CFG(QSERDES_COM_CLK_SELECT, 0x30), ++ QMP_PHY_INIT_CFG(QSERDES_COM_BG_TRIM, 0x0f), ++ QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SVS_MODE_CLK_SEL, 0x01), ++ QMP_PHY_INIT_CFG(QSERDES_COM_HSCLK_SEL, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_CMN_CONFIG, 0x06), ++ QMP_PHY_INIT_CFG(QSERDES_COM_PLL_IVCO, 0x0f), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SYS_CLK_CTRL, 0x06), ++ /* PLL and Loop filter settings */ ++ QMP_PHY_INIT_CFG(QSERDES_COM_DEC_START_MODE0, 0x68), ++ QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START1_MODE0, 0xab), ++ QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START2_MODE0, 0xaa), ++ QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START3_MODE0, 0x02), ++ QMP_PHY_INIT_CFG(QSERDES_COM_CP_CTRL_MODE0, 0x09), ++ QMP_PHY_INIT_CFG(QSERDES_COM_PLL_RCTRL_MODE0, 0x16), ++ QMP_PHY_INIT_CFG(QSERDES_COM_PLL_CCTRL_MODE0, 0x28), ++ QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN0_MODE0, 0xa0), ++ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP1_MODE0, 0xaa), ++ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP2_MODE0, 0x29), ++ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP3_MODE0, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_CORE_CLK_EN, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP_CFG, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_MAP, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_BG_TIMER, 0x0a), ++ /* SSC settings */ ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_EN_CENTER, 0x01), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_PER1, 0x7d), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_PER2, 0x01), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_ADJ_PER1, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_ADJ_PER2, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_STEP_SIZE1, 0x0a), ++ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_STEP_SIZE2, 0x05), ++}; ++ + static const struct qmp_phy_init_tbl msm8996_usb3_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0x14), + QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x08), +@@ -1591,6 +1628,26 @@ static const char * const qmp_phy_vreg_l + "vdda-phy", "vdda-pll", + }; + ++static const struct qmp_phy_cfg ipq6018_usb3phy_cfg = { ++ .lanes = 1, ++ ++ .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), ++ .clk_list = msm8996_phy_clk_l, ++ .num_clks = ARRAY_SIZE(msm8996_phy_clk_l), ++ .reset_list = msm8996_usb3phy_reset_l, ++ .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l), ++ .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, + +@@ -2534,7 +2591,7 @@ static const struct of_device_id qmp_usb + .data = &msm8996_usb3phy_cfg, + }, { + .compatible = "qcom,ipq6018-qmp-usb3-phy", +- .data = &ipq8074_usb3phy_cfg, ++ .data = &ipq6018_usb3phy_cfg, + }, { + .compatible = "qcom,sc7180-qmp-usb3-phy", + .data = &sc7180_usb3phy_cfg, |