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From:   Luca Weiss <luca.weiss@fairphone.com>
To:     linux-arm-msm@vger.kernel.org, Johan Hovold <johan@kernel.org>
Cc:     ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org,
        Luca Weiss <luca.weiss@fairphone.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Vinod Koul <vkoul@kernel.org>,
        Kishon Vijay Abraham I <kishon@kernel.org>,
        linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [RFC PATCH v2 2/3] phy: qcom-qmp-combo: Add config for SM6350
Date:   Fri, 25 Nov 2022 10:27:48 +0100
Message-Id: <20221125092749.46073-2-luca.weiss@fairphone.com>
In-Reply-To: <20221125092749.46073-1-luca.weiss@fairphone.com>
References: <20221125092749.46073-1-luca.weiss@fairphone.com>
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Add the tables and config for the combo phy found on SM6350.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
@Johan Hovold, here I've added dp_txa & dp_txb, I believe otherwise
qmp->dp_tx would be wrong. Is this different on sc8280xp or was this a
mistake on your side? I think this should probably be split out to
another patch to not mix things up too much.

I think other than that this patch is good.

 drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 134 +++++++++++++++++++++-
 1 file changed, 132 insertions(+), 2 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
index 77052c66cf70..58c241b8844a 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
@@ -311,6 +311,70 @@ static const struct qmp_phy_init_tbl qmp_v3_usb3_pcs_tbl[] = {
 	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_RUN_TIME, 0x13),
 };
 
+static const struct qmp_phy_init_tbl sm6350_usb3_rx_tbl[] = {
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4e),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL4, 0x18),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_CNTRL, 0x03),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_DEGLITCH_CNTRL, 0x16),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_MODE_00, 0x05),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x75),
+};
+
+static const struct qmp_phy_init_tbl sm6350_usb3_pcs_tbl[] = {
+	/* FLL settings */
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNTRL2, 0x83),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNT_VAL_L, 0x09),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNT_VAL_H_TOL, 0xa2),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_MAN_CODE, 0x40),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNTRL1, 0x02),
+
+	/* Lock Det settings */
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG1, 0xd1),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG2, 0x1f),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG3, 0x47),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_POWER_STATE_CONFIG2, 0x1b),
+
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RX_SIGDET_LVL, 0xcc),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V0, 0x9f),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V1, 0x9f),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V2, 0xb7),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V3, 0x4e),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V4, 0x65),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_LS, 0x6b),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V0, 0x15),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V0, 0x0d),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V1, 0x15),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V1, 0x0d),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V2, 0x15),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V2, 0x0d),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V3, 0x15),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V3, 0x1d),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V4, 0x15),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V4, 0x0d),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_LS, 0x15),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_LS, 0x0d),
+
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RATE_SLEW_CNTRL, 0x02),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_PWRUP_RESET_DLY_TIME_AUXCLK, 0x04),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TSYNC_RSYNC_TIME, 0x44),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_PWRUP_RESET_DLY_TIME_AUXCLK, 0x04),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_P1U2_L, 0xe7),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_U3_L, 0x40),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_U3_H, 0x00),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_WAIT_TIME, 0x75),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_LFPS_TX_ECSTART_EQTLOCK, 0x86),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_RUN_TIME, 0x13),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_LFPS_DET_HIGH_COUNT_VAL, 0x04),
+
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_REFGEN_REQ_CONFIG1, 0x21),
+	QMP_PHY_INIT_CFG(QPHY_V3_PCS_REFGEN_REQ_CONFIG2, 0x60),
+};
+
 static const struct qmp_phy_init_tbl sm8150_usb3_serdes_tbl[] = {
 	QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_EN_CENTER, 0x01),
 	QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER1, 0x31),
@@ -809,6 +873,8 @@ struct qmp_combo_offsets {
 	u16 usb3_pcs;
 	u16 usb3_pcs_usb;
 	u16 dp_serdes;
+	u16 dp_txa;
+	u16 dp_txb;
 	u16 dp_dp_phy;
 };
 
@@ -975,6 +1041,21 @@ static const char * const sc7180_usb3phy_reset_l[] = {
 	"phy",
 };
 
+static const struct qmp_combo_offsets qmp_combo_offsets_v3 = {
+	.com		= 0x0000,
+	.txa		= 0x1200,
+	.rxa		= 0x1400,
+	.txb		= 0x1600,
+	.rxb		= 0x1800,
+	.usb3_serdes	= 0x1000,
+	.usb3_pcs_misc	= 0x1a00,
+	.usb3_pcs	= 0x1c00,
+	.dp_serdes	= 0x2000,
+	.dp_txa		= 0x2200,
+	.dp_txb		= 0x2600,
+	.dp_dp_phy	= 0x2c00,
+};
+
 static const struct qmp_combo_offsets qmp_combo_offsets_v5 = {
 	.com		= 0x0000,
 	.txa		= 0x0400,
@@ -1172,6 +1253,51 @@ static const struct qmp_phy_cfg sc8280xp_usb43dpphy_cfg = {
 	.regs			= qmp_v4_usb3phy_regs_layout,
 };
 
+static const struct qmp_phy_cfg sm6350_usb3dpphy_cfg = {
+	.offsets		= &qmp_combo_offsets_v3,
+
+	.serdes_tbl		= qmp_v3_usb3_serdes_tbl,
+	.serdes_tbl_num		= ARRAY_SIZE(qmp_v3_usb3_serdes_tbl),
+	.tx_tbl			= qmp_v3_usb3_tx_tbl,
+	.tx_tbl_num		= ARRAY_SIZE(qmp_v3_usb3_tx_tbl),
+	.rx_tbl			= sm6350_usb3_rx_tbl,
+	.rx_tbl_num		= ARRAY_SIZE(sm6350_usb3_rx_tbl),
+	.pcs_tbl		= sm6350_usb3_pcs_tbl,
+	.pcs_tbl_num		= ARRAY_SIZE(sm6350_usb3_pcs_tbl),
+
+	.dp_serdes_tbl		= qmp_v3_dp_serdes_tbl,
+	.dp_serdes_tbl_num	= ARRAY_SIZE(qmp_v3_dp_serdes_tbl),
+	.dp_tx_tbl		= qmp_v3_dp_tx_tbl,
+	.dp_tx_tbl_num		= ARRAY_SIZE(qmp_v3_dp_tx_tbl),
+
+	.serdes_tbl_rbr		= qmp_v3_dp_serdes_tbl_rbr,
+	.serdes_tbl_rbr_num	= ARRAY_SIZE(qmp_v3_dp_serdes_tbl_rbr),
+	.serdes_tbl_hbr		= qmp_v3_dp_serdes_tbl_hbr,
+	.serdes_tbl_hbr_num	= ARRAY_SIZE(qmp_v3_dp_serdes_tbl_hbr),
+	.serdes_tbl_hbr2	= qmp_v3_dp_serdes_tbl_hbr2,
+	.serdes_tbl_hbr2_num	= ARRAY_SIZE(qmp_v3_dp_serdes_tbl_hbr2),
+	.serdes_tbl_hbr3	= qmp_v3_dp_serdes_tbl_hbr3,
+	.serdes_tbl_hbr3_num	= ARRAY_SIZE(qmp_v3_dp_serdes_tbl_hbr3),
+
+	.swing_hbr_rbr		= &qmp_dp_v3_voltage_swing_hbr_rbr,
+	.pre_emphasis_hbr_rbr	= &qmp_dp_v3_pre_emphasis_hbr_rbr,
+	.swing_hbr3_hbr2	= &qmp_dp_v3_voltage_swing_hbr3_hbr2,
+	.pre_emphasis_hbr3_hbr2 = &qmp_dp_v3_pre_emphasis_hbr3_hbr2,
+
+	.dp_aux_init		= qmp_v3_dp_aux_init,
+	.configure_dp_tx	= qmp_v3_configure_dp_tx,
+	.configure_dp_phy	= qmp_v3_configure_dp_phy,
+	.calibrate_dp_phy	= qmp_v3_calibrate_dp_phy,
+
+	.clk_list		= qmp_v3_phy_clk_l,
+	.num_clks		= ARRAY_SIZE(qmp_v3_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 sm8250_usb3dpphy_cfg = {
 	.serdes_tbl		= sm8150_usb3_serdes_tbl,
 	.serdes_tbl_num		= ARRAY_SIZE(sm8150_usb3_serdes_tbl),
@@ -2641,8 +2767,8 @@ static int qmp_combo_parse_dt(struct qmp_combo *qmp)
 	qmp->pcs_usb = base + offs->usb3_pcs_usb;
 
 	qmp->dp_serdes = base + offs->dp_serdes;
-	qmp->dp_tx = base + offs->txa;
-	qmp->dp_tx2 = base + offs->txb;
+	qmp->dp_tx = base + offs->dp_txa;
+	qmp->dp_tx2 = base + offs->dp_txb;
 	qmp->dp_dp_phy = base + offs->dp_dp_phy;
 
 	qmp->pipe_clk = devm_clk_get(dev, "usb3_pipe");
@@ -2789,6 +2915,10 @@ static const struct of_device_id qmp_combo_of_match_table[] = {
 		.compatible = "qcom,sdm845-qmp-usb3-dp-phy",
 		.data = &sdm845_usb3dpphy_cfg,
 	},
+	{
+		.compatible = "qcom,sm6350-qmp-usb3-dp-phy",
+		.data = &sm6350_usb3dpphy_cfg,
+	},
 	{
 		.compatible = "qcom,sm8250-qmp-usb3-dp-phy",
 		.data = &sm8250_usb3dpphy_cfg,
-- 
2.38.1