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Thu, 22 Dec 2022 06:11:08 -0800 (PST) Received: from localhost.localdomain ([117.217.177.177]) by smtp.gmail.com with ESMTPSA id f8-20020a655908000000b0047829d1b8eesm832031pgu.31.2022.12.22.06.11.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Dec 2022 06:11:06 -0800 (PST) From: Manivannan Sadhasivam To: martin.petersen@oracle.com, jejb@linux.ibm.com, andersson@kernel.org, vkoul@kernel.org Cc: quic_cang@quicinc.com, quic_asutoshd@quicinc.com, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-scsi@vger.kernel.org, dmitry.baryshkov@linaro.org, ahalaney@redhat.com, abel.vesa@linaro.org, alim.akhtar@samsung.com, avri.altman@wdc.com, bvanassche@acm.org, Manivannan Sadhasivam Subject: [PATCH v5 08/23] phy: qcom-qmp-ufs: Add HS G4 mode support to SM8250 SoC Date: Thu, 22 Dec 2022 19:39:46 +0530 Message-Id: <20221222141001.54849-9-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221222141001.54849-1-manivannan.sadhasivam@linaro.org> References: <20221222141001.54849-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221222_061112_159798_1590B317 X-CRM114-Status: GOOD ( 11.10 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org UFS PHY in SM8250 SoC is capable of operating at HS G4 mode. Hence, add the required register settings using the tables_hs_g4 struct instance. This also requires a separate qmp_phy_cfg for SM8250 instead of reusing SM8150. Reviewed-by: Dmitry Baryshkov Tested-by: Andrew Halaney # Qdrive3/sa8540p-ride Signed-off-by: Manivannan Sadhasivam --- .../phy/qualcomm/phy-qcom-qmp-pcs-ufs-v5.h | 1 + drivers/phy/qualcomm/phy-qcom-qmp-ufs.c | 62 ++++++++++++++++++- 2 files changed, 62 insertions(+), 1 deletion(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-ufs-v5.h b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-ufs-v5.h index bcca23493b7e..3aa4232f84a6 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-ufs-v5.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-ufs-v5.h @@ -13,6 +13,7 @@ #define QPHY_V5_PCS_UFS_PLL_CNTL 0x02c #define QPHY_V5_PCS_UFS_TX_LARGE_AMP_DRV_LVL 0x030 #define QPHY_V5_PCS_UFS_TX_SMALL_AMP_DRV_LVL 0x038 +#define QPHY_V5_PCS_UFS_BIST_FIXED_PAT_CTRL 0x060 #define QPHY_V5_PCS_UFS_TX_HSGEAR_CAPABILITY 0x074 #define QPHY_V5_PCS_UFS_RX_HSGEAR_CAPABILITY 0x0b4 #define QPHY_V5_PCS_UFS_DEBUG_BUS_CLKSEL 0x124 diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c index 269f96a0f752..d5324c4e8513 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c @@ -449,6 +449,34 @@ static const struct qmp_phy_init_tbl sm8150_ufsphy_hs_g4_pcs[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_BIST_FIXED_PAT_CTRL, 0x0a), }; +static const struct qmp_phy_init_tbl sm8250_ufsphy_hs_g4_tx[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0xe5), +}; + +static const struct qmp_phy_init_tbl sm8250_ufsphy_hs_g4_rx[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x5a), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CTRL2, 0x81), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FO_GAIN, 0x0e), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_TERM_BW, 0x6f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL1, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x09), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x17), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_MEASURE_TIME, 0x20), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW, 0x80), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_LOW, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0x7f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x2c), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0x6d), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0x6d), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0xed), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0x3c), +}; + static const struct qmp_phy_init_tbl sm8350_ufsphy_serdes[] = { QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_EN_SEL, 0xd9), QMP_PHY_INIT_CFG(QSERDES_V5_COM_HSCLK_SEL, 0x11), @@ -805,6 +833,38 @@ static const struct qmp_phy_cfg sm8150_ufsphy_cfg = { .regs = sm8150_ufsphy_regs_layout, }; +static const struct qmp_phy_cfg sm8250_ufsphy_cfg = { + .lanes = 2, + + .tbls = { + .serdes = sm8150_ufsphy_serdes, + .serdes_num = ARRAY_SIZE(sm8150_ufsphy_serdes), + .tx = sm8150_ufsphy_tx, + .tx_num = ARRAY_SIZE(sm8150_ufsphy_tx), + .rx = sm8150_ufsphy_rx, + .rx_num = ARRAY_SIZE(sm8150_ufsphy_rx), + .pcs = sm8150_ufsphy_pcs, + .pcs_num = ARRAY_SIZE(sm8150_ufsphy_pcs), + }, + .tbls_hs_b = { + .serdes = sm8150_ufsphy_hs_b_serdes, + .serdes_num = ARRAY_SIZE(sm8150_ufsphy_hs_b_serdes), + }, + .tbls_hs_g4 = { + .tx = sm8250_ufsphy_hs_g4_tx, + .tx_num = ARRAY_SIZE(sm8250_ufsphy_hs_g4_tx), + .rx = sm8250_ufsphy_hs_g4_rx, + .rx_num = ARRAY_SIZE(sm8250_ufsphy_hs_g4_rx), + .pcs = sm8150_ufsphy_hs_g4_pcs, + .pcs_num = ARRAY_SIZE(sm8150_ufsphy_hs_g4_pcs), + }, + .clk_list = sdm845_ufs_phy_clk_l, + .num_clks = ARRAY_SIZE(sdm845_ufs_phy_clk_l), + .vreg_list = qmp_phy_vreg_l, + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), + .regs = sm8150_ufsphy_regs_layout, +}; + static const struct qmp_phy_cfg sm8350_ufsphy_cfg = { .lanes = 2, @@ -1297,7 +1357,7 @@ static const struct of_device_id qmp_ufs_of_match_table[] = { .data = &sm8150_ufsphy_cfg, }, { .compatible = "qcom,sm8250-qmp-ufs-phy", - .data = &sm8150_ufsphy_cfg, + .data = &sm8250_ufsphy_cfg, }, { .compatible = "qcom,sm8350-qmp-ufs-phy", .data = &sm8350_ufsphy_cfg,