From: Varadarajan Narayanan <varada@codeaurora.org>
To: bhelgaas@google.com, robh+dt@kernel.org, mark.rutland@arm.com,
svarbanov@mm-sol.com, kishon@ti.com, sboyd@codeaurora.org,
vivek.gautam@codeaurora.org, fengguang.wu@intel.com,
weiyongjun1@huawei.com, linux-pci@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org
Cc: Varadarajan Narayanan <varada@codeaurora.org>,
smuthayy <smuthayy@codeaurora.org>
Subject: [PATCH v3 5/8] phy: qcom-qmp: Add support for IPQ8074
Date: Thu, 20 Jul 2017 11:04:37 +0530 [thread overview]
Message-ID: <1500528880-25804-6-git-send-email-varada@codeaurora.org> (raw)
In-Reply-To: <1500528880-25804-1-git-send-email-varada@codeaurora.org>
Add definitions required to enable QMP phy support for IPQ8074.
Signed-off-by: smuthayy <smuthayy@codeaurora.org>
Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
---
drivers/phy/qualcomm/phy-qcom-qmp.c | 135 ++++++++++++++++++++++++++++++++++++
1 file changed, 135 insertions(+)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c
index 000ad1c..9019f66 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.c
@@ -59,6 +59,7 @@
#define QSERDES_COM_PLL_RCTRL_MODE1 0x088
#define QSERDES_COM_PLL_CCTRL_MODE0 0x090
#define QSERDES_COM_PLL_CCTRL_MODE1 0x094
+#define QSERDES_COM_BIAS_EN_CTRL_BY_PSM 0x0a8
#define QSERDES_COM_SYSCLK_EN_SEL 0x0ac
#define QSERDES_COM_RESETSM_CNTRL 0x0b4
#define QSERDES_COM_RESTRIM_CTRL 0x0bc
@@ -143,6 +144,11 @@
#define QPHY_LOCK_DETECT_CONFIG3 0x88
#define QPHY_PWRUP_RESET_DLY_TIME_AUXCLK 0xa0
#define QPHY_LP_WAKEUP_DLY_TIME_AUXCLK 0xa4
+#define QPHY_PLL_LOCK_CHK_DLY_TIME_AUXCLK_LSB 0x1A8
+#define QPHY_OSC_DTCT_ACTIONS 0x1AC
+#define QPHY_RX_SIGDET_LVL 0x1D8
+#define QPHY_L1SS_WAKEUP_DLY_TIME_AUXCLK_LSB 0x1DC
+#define QPHY_L1SS_WAKEUP_DLY_TIME_AUXCLK_MSB 0x1E0
/* QPHY_SW_RESET bit */
#define SW_RESET BIT(0)
@@ -224,6 +230,17 @@ enum qphy_reg_layout {
[QPHY_PCS_READY_STATUS] = 0x174,
};
+static const unsigned int ipq8074_pciephy_regs_layout[] = {
+ [QPHY_COM_SW_RESET] = 0x800,
+ [QPHY_COM_POWER_DOWN_CONTROL] = 0x804,
+ [QPHY_COM_START_CONTROL] = 0x808,
+ [QPHY_COM_PCS_READY_STATUS] = QPHY_REG_INVAL,
+ [QPHY_PLL_LOCK_CHK_DLY_TIME] = 0xa8,
+ [QPHY_SW_RESET] = 0x00,
+ [QPHY_START_CTRL] = 0x08,
+ [QPHY_PCS_READY_STATUS] = 0x174,
+};
+
static const unsigned int usb3phy_regs_layout[] = {
[QPHY_FLL_CNTRL1] = 0xc0,
[QPHY_FLL_CNTRL2] = 0xc4,
@@ -582,6 +599,121 @@ static inline void qphy_clrbits(void __iomem *base, u32 offset, u32 val)
.mask_pcs_ready = PHYSTATUS,
};
+static const struct qmp_phy_init_tbl ipq8074_pcie_serdes_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x18),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CLK_ENABLE1, 0x10),
+ QMP_PHY_INIT_CFG(QSERDES_COM_BG_TRIM, 0xf),
+ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP_EN, 0x1),
+ QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_MAP, 0x0),
+ QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_TIMER1, 0x1f),
+ QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_TIMER2, 0x3f),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CMN_CONFIG, 0x6),
+ QMP_PHY_INIT_CFG(QSERDES_COM_PLL_IVCO, 0xf),
+ QMP_PHY_INIT_CFG(QSERDES_COM_HSCLK_SEL, 0x0),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SVS_MODE_CLK_SEL, 0x1),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CORE_CLK_EN, 0x20),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CORECLK_DIV, 0xa),
+ QMP_PHY_INIT_CFG(QSERDES_COM_RESETSM_CNTRL, 0x20),
+ QMP_PHY_INIT_CFG(QSERDES_COM_BG_TIMER, 0xa),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0xa),
+ QMP_PHY_INIT_CFG(QSERDES_COM_DEC_START_MODE0, 0x82),
+ QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START3_MODE0, 0x3),
+ QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START2_MODE0, 0x55),
+ QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START1_MODE0, 0x55),
+ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP3_MODE0, 0x0),
+ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP2_MODE0, 0xD),
+ QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP1_MODE0, 0xD04),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CLK_SELECT, 0x33),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SYS_CLK_CTRL, 0x2),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_BUF_ENABLE, 0x1f),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CP_CTRL_MODE0, 0xb),
+ 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_GAIN1_MODE0, 0x0),
+ QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN0_MODE0, 0x80),
+ QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CTRL_BY_PSM, 0x1),
+ QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_CTRL, 0xa),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_EN_CENTER, 0x1),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_PER1, 0x31),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_PER2, 0x1),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_ADJ_PER1, 0x2),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_ADJ_PER2, 0x0),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_STEP_SIZE1, 0x2f),
+ QMP_PHY_INIT_CFG(QSERDES_COM_SSC_STEP_SIZE2, 0x19),
+ QMP_PHY_INIT_CFG(QSERDES_COM_CLK_EP_DIV, 0x19),
+ QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_CNTRL, 0x7),
+};
+
+static const struct qmp_phy_init_tbl ipq8074_pcie_tx_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_TX_HIGHZ_TRANSCEIVEREN_BIAS_DRVR_EN, 0x45),
+ QMP_PHY_INIT_CFG(QSERDES_TX_LANE_MODE, 0x6),
+ QMP_PHY_INIT_CFG(QSERDES_TX_RES_CODE_LANE_OFFSET, 0x2),
+ QMP_PHY_INIT_CFG(QSERDES_TX_RCV_DETECT_LVL_2, 0x12),
+};
+
+static const struct qmp_phy_init_tbl ipq8074_pcie_rx_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_ENABLES, 0x1c),
+ QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_DEGLITCH_CNTRL, 0x14),
+ QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL2, 0x1),
+ QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL3, 0x0),
+ QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL4, 0xdb),
+ QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x4b),
+ QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_SO_GAIN, 0x4),
+ QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_SO_GAIN_HALF, 0x4),
+};
+
+static const struct qmp_phy_init_tbl ipq8074_pcie_pcs_tbl[] = {
+ QMP_PHY_INIT_CFG(QPHY_ENDPOINT_REFCLK_DRIVE, 0x4),
+ QMP_PHY_INIT_CFG(QPHY_OSC_DTCT_ACTIONS, 0x0),
+ QMP_PHY_INIT_CFG(QPHY_PWRUP_RESET_DLY_TIME_AUXCLK, 0x40),
+ QMP_PHY_INIT_CFG(QPHY_L1SS_WAKEUP_DLY_TIME_AUXCLK_MSB, 0x0),
+ QMP_PHY_INIT_CFG(QPHY_L1SS_WAKEUP_DLY_TIME_AUXCLK_LSB, 0x40),
+ QMP_PHY_INIT_CFG(QPHY_PLL_LOCK_CHK_DLY_TIME_AUXCLK_LSB, 0x0),
+ QMP_PHY_INIT_CFG(QPHY_LP_WAKEUP_DLY_TIME_AUXCLK, 0x40),
+ QMP_PHY_INIT_CFG_L(QPHY_PLL_LOCK_CHK_DLY_TIME, 0x73),
+ QMP_PHY_INIT_CFG(QPHY_RX_SIGDET_LVL, 0x99),
+ QMP_PHY_INIT_CFG(QPHY_TXDEEMPH_M6DB_V0, 0x15),
+ QMP_PHY_INIT_CFG(QPHY_TXDEEMPH_M3P5DB_V0, 0xe),
+ QMP_PHY_INIT_CFG_L(QPHY_SW_RESET, 0x0),
+ QMP_PHY_INIT_CFG_L(QPHY_START_CTRL, 0x3),
+};
+
+/* list of resets */
+static const char * const ipq8074_pciephy_reset_l[] = {
+ "phy", "phy_phy",
+};
+
+static const struct qmp_phy_cfg ipq8074_pciephy_cfg = {
+ .type = PHY_TYPE_PCIE,
+ .nlanes = 1,
+
+ .serdes_tbl = ipq8074_pcie_serdes_tbl,
+ .serdes_tbl_num = ARRAY_SIZE(ipq8074_pcie_serdes_tbl),
+ .tx_tbl = ipq8074_pcie_tx_tbl,
+ .tx_tbl_num = ARRAY_SIZE(ipq8074_pcie_tx_tbl),
+ .rx_tbl = ipq8074_pcie_rx_tbl,
+ .rx_tbl_num = ARRAY_SIZE(ipq8074_pcie_rx_tbl),
+ .pcs_tbl = ipq8074_pcie_pcs_tbl,
+ .pcs_tbl_num = ARRAY_SIZE(ipq8074_pcie_pcs_tbl),
+ .clk_list = NULL,
+ .num_clks = 0,
+ .reset_list = ipq8074_pciephy_reset_l,
+ .num_resets = ARRAY_SIZE(ipq8074_pciephy_reset_l),
+ .vreg_list = NULL,
+ .num_vregs = 0,
+ .regs = ipq8074_pciephy_regs_layout,
+
+ .start_ctrl = SERDES_START | PCS_START,
+ .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL,
+ .mask_pcs_ready = PHYSTATUS,
+
+ .has_phy_com_ctrl = true,
+ .has_lane_rst = false,
+ .has_pwrdn_delay = true,
+ .pwrdn_delay_min = 995, /* us */
+ .pwrdn_delay_max = 1005, /* us */
+};
+
static void qcom_qmp_phy_configure(void __iomem *base,
const unsigned int *regs,
const struct qmp_phy_init_tbl tbl[],
@@ -1047,6 +1179,9 @@ int qcom_qmp_phy_create(struct device *dev, struct device_node *np, int id)
}, {
.compatible = "qcom,msm8996-qmp-usb3-phy",
.data = &msm8996_usb3phy_cfg,
+ }, {
+ .compatible = "qcom,ipq8074-qmp-pcie-phy",
+ .data = &ipq8074_pciephy_cfg,
},
{ },
};
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
next prev parent reply other threads:[~2017-07-20 5:34 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-20 5:34 [PATCH v3 0/8] Add support for IPQ8074 PCIe phy and controller Varadarajan Narayanan
2017-07-20 5:34 ` [PATCH v3 1/8] dt-bindings: phy: qmp: Add output-clock-names Varadarajan Narayanan
2017-07-20 5:34 ` [PATCH v3 2/8] dt-bindings: phy: qmp: Add support for QMP phy in IPQ8074 Varadarajan Narayanan
2017-07-20 5:34 ` [PATCH v3 3/8] phy: qcom-qmp: Fix phy pipe clock name Varadarajan Narayanan
2017-07-21 8:01 ` Vivek Gautam
2017-07-20 5:34 ` [PATCH v3 4/8] phy: qcom-qmp: Handle unavailable registers Varadarajan Narayanan
2017-07-20 5:34 ` Varadarajan Narayanan [this message]
2017-07-20 5:34 ` [PATCH v3 6/8] PCI: dwc: qcom: Use block IP version for operations Varadarajan Narayanan
2017-07-20 5:34 ` [PATCH v3 7/8] dt-bindings: pci: qcom: Add support for IPQ8074 Varadarajan Narayanan
2017-07-20 5:34 ` [PATCH v3 8/8] PCI: dwc: qcom: Add support for IPQ8074 PCIe controller Varadarajan Narayanan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1500528880-25804-6-git-send-email-varada@codeaurora.org \
--to=varada@codeaurora.org \
--cc=bhelgaas@google.com \
--cc=devicetree@vger.kernel.org \
--cc=fengguang.wu@intel.com \
--cc=kishon@ti.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=robh+dt@kernel.org \
--cc=sboyd@codeaurora.org \
--cc=smuthayy@codeaurora.org \
--cc=svarbanov@mm-sol.com \
--cc=vivek.gautam@codeaurora.org \
--cc=weiyongjun1@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.