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Mon, 29 Jul 2024 20:19:06 +0000 Received: from PAXPR04MB9642.eurprd04.prod.outlook.com ([fe80::9126:a61e:341d:4b06]) by PAXPR04MB9642.eurprd04.prod.outlook.com ([fe80::9126:a61e:341d:4b06%5]) with mapi id 15.20.7807.026; Mon, 29 Jul 2024 20:19:06 +0000 From: Frank Li Date: Mon, 29 Jul 2024 16:18:11 -0400 Subject: [PATCH v8 04/11] PCI: imx6: Rename imx6_* with imx_* Message-Id: <20240729-pci2_upstream-v8-4-b68ee5ef2b4d@nxp.com> References: <20240729-pci2_upstream-v8-0-b68ee5ef2b4d@nxp.com> In-Reply-To: <20240729-pci2_upstream-v8-0-b68ee5ef2b4d@nxp.com> To: Richard Zhu , Lucas Stach , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Rob Herring , Bjorn Helgaas , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Philipp Zabel , Liam Girdwood , Mark Brown , Manivannan Sadhasivam , Krzysztof Kozlowski , Conor Dooley Cc: linux-pci@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, devicetree@vger.kernel.org, Frank Li X-Mailer: b4 0.13-dev-e586c X-Developer-Signature: v=1; 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But the driver name is left unchanged to avoid breaking userspace scripts Reviewed-by: Manivannan Sadhasivam Signed-off-by: Frank Li --- drivers/pci/controller/dwc/pci-imx6.c | 748 +++++++++++++++++----------------- 1 file changed, 374 insertions(+), 374 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index eaec471c46234..443c7c75f2842 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -54,9 +54,9 @@ #define IMX95_PE0_GEN_CTRL_3 0x1058 #define IMX95_PCIE_LTSSM_EN BIT(0) -#define to_imx6_pcie(x) dev_get_drvdata((x)->dev) +#define to_imx_pcie(x) dev_get_drvdata((x)->dev) -enum imx6_pcie_variants { +enum imx_pcie_variants { IMX6Q, IMX6SX, IMX6QP, @@ -71,25 +71,25 @@ enum imx6_pcie_variants { IMX95_EP, }; -#define IMX6_PCIE_FLAG_IMX6_PHY BIT(0) -#define IMX6_PCIE_FLAG_IMX6_SPEED_CHANGE BIT(1) -#define IMX6_PCIE_FLAG_SUPPORTS_SUSPEND BIT(2) -#define IMX6_PCIE_FLAG_HAS_PHYDRV BIT(3) -#define IMX6_PCIE_FLAG_HAS_APP_RESET BIT(4) -#define IMX6_PCIE_FLAG_HAS_PHY_RESET BIT(5) -#define IMX6_PCIE_FLAG_HAS_SERDES BIT(6) -#define IMX6_PCIE_FLAG_SUPPORT_64BIT BIT(7) +#define IMX_PCIE_FLAG_IMX_PHY BIT(0) +#define IMX_PCIE_FLAG_IMX_SPEED_CHANGE BIT(1) +#define IMX_PCIE_FLAG_SUPPORTS_SUSPEND BIT(2) +#define IMX_PCIE_FLAG_HAS_PHYDRV BIT(3) +#define IMX_PCIE_FLAG_HAS_APP_RESET BIT(4) +#define IMX_PCIE_FLAG_HAS_PHY_RESET BIT(5) +#define IMX_PCIE_FLAG_HAS_SERDES BIT(6) +#define IMX_PCIE_FLAG_SUPPORT_64BIT BIT(7) -#define imx6_check_flag(pci, val) (pci->drvdata->flags & val) +#define imx_check_flag(pci, val) (pci->drvdata->flags & val) -#define IMX6_PCIE_MAX_CLKS 6 +#define IMX_PCIE_MAX_CLKS 6 -#define IMX6_PCIE_MAX_INSTANCES 2 +#define IMX_PCIE_MAX_INSTANCES 2 -struct imx6_pcie; +struct imx_pcie; -struct imx6_pcie_drvdata { - enum imx6_pcie_variants variant; +struct imx_pcie_drvdata { + enum imx_pcie_variants variant; enum dw_pcie_device_mode mode; u32 flags; int dbi_length; @@ -98,17 +98,17 @@ struct imx6_pcie_drvdata { const u32 clks_cnt; const u32 ltssm_off; const u32 ltssm_mask; - const u32 mode_off[IMX6_PCIE_MAX_INSTANCES]; - const u32 mode_mask[IMX6_PCIE_MAX_INSTANCES]; + const u32 mode_off[IMX_PCIE_MAX_INSTANCES]; + const u32 mode_mask[IMX_PCIE_MAX_INSTANCES]; const struct pci_epc_features *epc_features; - int (*init_phy)(struct imx6_pcie *pcie); + int (*init_phy)(struct imx_pcie *pcie); }; -struct imx6_pcie { +struct imx_pcie { struct dw_pcie *pci; struct gpio_desc *reset_gpiod; bool link_is_up; - struct clk_bulk_data clks[IMX6_PCIE_MAX_CLKS]; + struct clk_bulk_data clks[IMX_PCIE_MAX_CLKS]; struct regmap *iomuxc_gpr; u16 msi_ctrl; u32 controller_id; @@ -129,7 +129,7 @@ struct imx6_pcie { /* power domain for pcie phy */ struct device *pd_pcie_phy; struct phy *phy; - const struct imx6_pcie_drvdata *drvdata; + const struct imx_pcie_drvdata *drvdata; }; /* Parameters for the waiting for PCIe PHY PLL to lock on i.MX7 */ @@ -184,28 +184,28 @@ struct imx6_pcie { #define PHY_RX_OVRD_IN_LO_RX_DATA_EN BIT(5) #define PHY_RX_OVRD_IN_LO_RX_PLL_EN BIT(3) -static unsigned int imx6_pcie_grp_offset(const struct imx6_pcie *imx6_pcie) +static unsigned int imx_pcie_grp_offset(const struct imx_pcie *imx_pcie) { - WARN_ON(imx6_pcie->drvdata->variant != IMX8MQ && - imx6_pcie->drvdata->variant != IMX8MQ_EP && - imx6_pcie->drvdata->variant != IMX8MM && - imx6_pcie->drvdata->variant != IMX8MM_EP && - imx6_pcie->drvdata->variant != IMX8MP && - imx6_pcie->drvdata->variant != IMX8MP_EP); - return imx6_pcie->controller_id == 1 ? IOMUXC_GPR16 : IOMUXC_GPR14; + WARN_ON(imx_pcie->drvdata->variant != IMX8MQ && + imx_pcie->drvdata->variant != IMX8MQ_EP && + imx_pcie->drvdata->variant != IMX8MM && + imx_pcie->drvdata->variant != IMX8MM_EP && + imx_pcie->drvdata->variant != IMX8MP && + imx_pcie->drvdata->variant != IMX8MP_EP); + return imx_pcie->controller_id == 1 ? IOMUXC_GPR16 : IOMUXC_GPR14; } -static int imx95_pcie_init_phy(struct imx6_pcie *imx6_pcie) +static int imx95_pcie_init_phy(struct imx_pcie *imx_pcie) { - regmap_update_bits(imx6_pcie->iomuxc_gpr, + regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_SS_RW_REG_0, IMX95_PCIE_PHY_CR_PARA_SEL, IMX95_PCIE_PHY_CR_PARA_SEL); - regmap_update_bits(imx6_pcie->iomuxc_gpr, + regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_PHY_GEN_CTRL, IMX95_PCIE_REF_USE_PAD, 0); - regmap_update_bits(imx6_pcie->iomuxc_gpr, + regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_SS_RW_REG_0, IMX95_PCIE_REF_CLKEN, IMX95_PCIE_REF_CLKEN); @@ -213,9 +213,9 @@ static int imx95_pcie_init_phy(struct imx6_pcie *imx6_pcie) return 0; } -static void imx6_pcie_configure_type(struct imx6_pcie *imx6_pcie) +static void imx_pcie_configure_type(struct imx_pcie *imx_pcie) { - const struct imx6_pcie_drvdata *drvdata = imx6_pcie->drvdata; + const struct imx_pcie_drvdata *drvdata = imx_pcie->drvdata; unsigned int mask, val, mode, id; if (drvdata->mode == DW_PCIE_EP_TYPE) @@ -223,7 +223,7 @@ static void imx6_pcie_configure_type(struct imx6_pcie *imx6_pcie) else mode = PCI_EXP_TYPE_ROOT_PORT; - id = imx6_pcie->controller_id; + id = imx_pcie->controller_id; /* If mode_mask[id] is zero, means each controller have its individual gpr */ if (!drvdata->mode_mask[id]) @@ -232,12 +232,12 @@ static void imx6_pcie_configure_type(struct imx6_pcie *imx6_pcie) mask = drvdata->mode_mask[id]; val = mode << (ffs(mask) - 1); - regmap_update_bits(imx6_pcie->iomuxc_gpr, drvdata->mode_off[id], mask, val); + regmap_update_bits(imx_pcie->iomuxc_gpr, drvdata->mode_off[id], mask, val); } -static int pcie_phy_poll_ack(struct imx6_pcie *imx6_pcie, bool exp_val) +static int pcie_phy_poll_ack(struct imx_pcie *imx_pcie, bool exp_val) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; bool val; u32 max_iterations = 10; u32 wait_counter = 0; @@ -256,9 +256,9 @@ static int pcie_phy_poll_ack(struct imx6_pcie *imx6_pcie, bool exp_val) return -ETIMEDOUT; } -static int pcie_phy_wait_ack(struct imx6_pcie *imx6_pcie, int addr) +static int pcie_phy_wait_ack(struct imx_pcie *imx_pcie, int addr) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; u32 val; int ret; @@ -268,24 +268,24 @@ static int pcie_phy_wait_ack(struct imx6_pcie *imx6_pcie, int addr) val |= PCIE_PHY_CTRL_CAP_ADR; dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, val); - ret = pcie_phy_poll_ack(imx6_pcie, true); + ret = pcie_phy_poll_ack(imx_pcie, true); if (ret) return ret; val = PCIE_PHY_CTRL_DATA(addr); dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, val); - return pcie_phy_poll_ack(imx6_pcie, false); + return pcie_phy_poll_ack(imx_pcie, false); } /* Read from the 16-bit PCIe PHY control registers (not memory-mapped) */ -static int pcie_phy_read(struct imx6_pcie *imx6_pcie, int addr, u16 *data) +static int pcie_phy_read(struct imx_pcie *imx_pcie, int addr, u16 *data) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; u32 phy_ctl; int ret; - ret = pcie_phy_wait_ack(imx6_pcie, addr); + ret = pcie_phy_wait_ack(imx_pcie, addr); if (ret) return ret; @@ -293,7 +293,7 @@ static int pcie_phy_read(struct imx6_pcie *imx6_pcie, int addr, u16 *data) phy_ctl = PCIE_PHY_CTRL_RD; dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, phy_ctl); - ret = pcie_phy_poll_ack(imx6_pcie, true); + ret = pcie_phy_poll_ack(imx_pcie, true); if (ret) return ret; @@ -302,18 +302,18 @@ static int pcie_phy_read(struct imx6_pcie *imx6_pcie, int addr, u16 *data) /* deassert Read signal */ dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, 0x00); - return pcie_phy_poll_ack(imx6_pcie, false); + return pcie_phy_poll_ack(imx_pcie, false); } -static int pcie_phy_write(struct imx6_pcie *imx6_pcie, int addr, u16 data) +static int pcie_phy_write(struct imx_pcie *imx_pcie, int addr, u16 data) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; u32 var; int ret; /* write addr */ /* cap addr */ - ret = pcie_phy_wait_ack(imx6_pcie, addr); + ret = pcie_phy_wait_ack(imx_pcie, addr); if (ret) return ret; @@ -324,7 +324,7 @@ static int pcie_phy_write(struct imx6_pcie *imx6_pcie, int addr, u16 data) var |= PCIE_PHY_CTRL_CAP_DAT; dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, var); - ret = pcie_phy_poll_ack(imx6_pcie, true); + ret = pcie_phy_poll_ack(imx_pcie, true); if (ret) return ret; @@ -333,7 +333,7 @@ static int pcie_phy_write(struct imx6_pcie *imx6_pcie, int addr, u16 data) dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, var); /* wait for ack de-assertion */ - ret = pcie_phy_poll_ack(imx6_pcie, false); + ret = pcie_phy_poll_ack(imx_pcie, false); if (ret) return ret; @@ -342,7 +342,7 @@ static int pcie_phy_write(struct imx6_pcie *imx6_pcie, int addr, u16 data) dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, var); /* wait for ack */ - ret = pcie_phy_poll_ack(imx6_pcie, true); + ret = pcie_phy_poll_ack(imx_pcie, true); if (ret) return ret; @@ -351,7 +351,7 @@ static int pcie_phy_write(struct imx6_pcie *imx6_pcie, int addr, u16 data) dw_pcie_writel_dbi(pci, PCIE_PHY_CTRL, var); /* wait for ack de-assertion */ - ret = pcie_phy_poll_ack(imx6_pcie, false); + ret = pcie_phy_poll_ack(imx_pcie, false); if (ret) return ret; @@ -360,74 +360,74 @@ static int pcie_phy_write(struct imx6_pcie *imx6_pcie, int addr, u16 data) return 0; } -static int imx8mq_pcie_init_phy(struct imx6_pcie *imx6_pcie) +static int imx8mq_pcie_init_phy(struct imx_pcie *imx_pcie) { /* TODO: Currently this code assumes external oscillator is being used */ - regmap_update_bits(imx6_pcie->iomuxc_gpr, - imx6_pcie_grp_offset(imx6_pcie), + regmap_update_bits(imx_pcie->iomuxc_gpr, + imx_pcie_grp_offset(imx_pcie), IMX8MQ_GPR_PCIE_REF_USE_PAD, IMX8MQ_GPR_PCIE_REF_USE_PAD); /* * Regarding the datasheet, the PCIE_VPH is suggested to be 1.8V. If the PCIE_VPH is * supplied by 3.3V, the VREG_BYPASS should be cleared to zero. */ - if (imx6_pcie->vph && regulator_get_voltage(imx6_pcie->vph) > 3000000) - regmap_update_bits(imx6_pcie->iomuxc_gpr, - imx6_pcie_grp_offset(imx6_pcie), + if (imx_pcie->vph && regulator_get_voltage(imx_pcie->vph) > 3000000) + regmap_update_bits(imx_pcie->iomuxc_gpr, + imx_pcie_grp_offset(imx_pcie), IMX8MQ_GPR_PCIE_VREG_BYPASS, 0); return 0; } -static int imx7d_pcie_init_phy(struct imx6_pcie *imx6_pcie) +static int imx7d_pcie_init_phy(struct imx_pcie *imx_pcie) { - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX7D_GPR12_PCIE_PHY_REFCLK_SEL, 0); + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX7D_GPR12_PCIE_PHY_REFCLK_SEL, 0); return 0; } -static int imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie) +static int imx_pcie_init_phy(struct imx_pcie *imx_pcie) { - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6Q_GPR12_PCIE_CTL_2, 0 << 10); /* configure constant input signal to the pcie ctrl and phy */ - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6Q_GPR12_LOS_LEVEL, 9 << 4); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR8, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8, IMX6Q_GPR8_TX_DEEMPH_GEN1, - imx6_pcie->tx_deemph_gen1 << 0); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR8, + imx_pcie->tx_deemph_gen1 << 0); + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8, IMX6Q_GPR8_TX_DEEMPH_GEN2_3P5DB, - imx6_pcie->tx_deemph_gen2_3p5db << 6); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR8, + imx_pcie->tx_deemph_gen2_3p5db << 6); + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8, IMX6Q_GPR8_TX_DEEMPH_GEN2_6DB, - imx6_pcie->tx_deemph_gen2_6db << 12); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR8, + imx_pcie->tx_deemph_gen2_6db << 12); + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8, IMX6Q_GPR8_TX_SWING_FULL, - imx6_pcie->tx_swing_full << 18); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR8, + imx_pcie->tx_swing_full << 18); + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8, IMX6Q_GPR8_TX_SWING_LOW, - imx6_pcie->tx_swing_low << 25); + imx_pcie->tx_swing_low << 25); return 0; } -static int imx6sx_pcie_init_phy(struct imx6_pcie *imx6_pcie) +static int imx6sx_pcie_init_phy(struct imx_pcie *imx_pcie) { - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_RX_EQ_MASK, IMX6SX_GPR12_PCIE_RX_EQ_2); - return imx6_pcie_init_phy(imx6_pcie); + return imx_pcie_init_phy(imx_pcie); } -static void imx7d_pcie_wait_for_phy_pll_lock(struct imx6_pcie *imx6_pcie) +static void imx7d_pcie_wait_for_phy_pll_lock(struct imx_pcie *imx_pcie) { u32 val; - struct device *dev = imx6_pcie->pci->dev; + struct device *dev = imx_pcie->pci->dev; - if (regmap_read_poll_timeout(imx6_pcie->iomuxc_gpr, + if (regmap_read_poll_timeout(imx_pcie->iomuxc_gpr, IOMUXC_GPR22, val, val & IMX7D_GPR22_PCIE_PHY_PLL_LOCKED, PHY_PLL_LOCK_WAIT_USLEEP_MAX, @@ -435,19 +435,19 @@ static void imx7d_pcie_wait_for_phy_pll_lock(struct imx6_pcie *imx6_pcie) dev_err(dev, "PCIe PLL lock timeout\n"); } -static int imx6_setup_phy_mpll(struct imx6_pcie *imx6_pcie) +static int imx_setup_phy_mpll(struct imx_pcie *imx_pcie) { unsigned long phy_rate = 0; int mult, div; u16 val; int i; - if (!(imx6_pcie->drvdata->flags & IMX6_PCIE_FLAG_IMX6_PHY)) + if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_IMX_PHY)) return 0; - for (i = 0; i < imx6_pcie->drvdata->clks_cnt; i++) - if (strncmp(imx6_pcie->clks[i].id, "pcie_phy", 8) == 0) - phy_rate = clk_get_rate(imx6_pcie->clks[i].clk); + for (i = 0; i < imx_pcie->drvdata->clks_cnt; i++) + if (strncmp(imx_pcie->clks[i].id, "pcie_phy", 8) == 0) + phy_rate = clk_get_rate(imx_pcie->clks[i].clk); switch (phy_rate) { case 125000000: @@ -465,46 +465,46 @@ static int imx6_setup_phy_mpll(struct imx6_pcie *imx6_pcie) div = 1; break; default: - dev_err(imx6_pcie->pci->dev, + dev_err(imx_pcie->pci->dev, "Unsupported PHY reference clock rate %lu\n", phy_rate); return -EINVAL; } - pcie_phy_read(imx6_pcie, PCIE_PHY_MPLL_OVRD_IN_LO, &val); + pcie_phy_read(imx_pcie, PCIE_PHY_MPLL_OVRD_IN_LO, &val); val &= ~(PCIE_PHY_MPLL_MULTIPLIER_MASK << PCIE_PHY_MPLL_MULTIPLIER_SHIFT); val |= mult << PCIE_PHY_MPLL_MULTIPLIER_SHIFT; val |= PCIE_PHY_MPLL_MULTIPLIER_OVRD; - pcie_phy_write(imx6_pcie, PCIE_PHY_MPLL_OVRD_IN_LO, val); + pcie_phy_write(imx_pcie, PCIE_PHY_MPLL_OVRD_IN_LO, val); - pcie_phy_read(imx6_pcie, PCIE_PHY_ATEOVRD, &val); + pcie_phy_read(imx_pcie, PCIE_PHY_ATEOVRD, &val); val &= ~(PCIE_PHY_ATEOVRD_REF_CLKDIV_MASK << PCIE_PHY_ATEOVRD_REF_CLKDIV_SHIFT); val |= div << PCIE_PHY_ATEOVRD_REF_CLKDIV_SHIFT; val |= PCIE_PHY_ATEOVRD_EN; - pcie_phy_write(imx6_pcie, PCIE_PHY_ATEOVRD, val); + pcie_phy_write(imx_pcie, PCIE_PHY_ATEOVRD, val); return 0; } -static void imx6_pcie_reset_phy(struct imx6_pcie *imx6_pcie) +static void imx_pcie_reset_phy(struct imx_pcie *imx_pcie) { u16 tmp; - if (!(imx6_pcie->drvdata->flags & IMX6_PCIE_FLAG_IMX6_PHY)) + if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_IMX_PHY)) return; - pcie_phy_read(imx6_pcie, PHY_RX_OVRD_IN_LO, &tmp); + pcie_phy_read(imx_pcie, PHY_RX_OVRD_IN_LO, &tmp); tmp |= (PHY_RX_OVRD_IN_LO_RX_DATA_EN | PHY_RX_OVRD_IN_LO_RX_PLL_EN); - pcie_phy_write(imx6_pcie, PHY_RX_OVRD_IN_LO, tmp); + pcie_phy_write(imx_pcie, PHY_RX_OVRD_IN_LO, tmp); usleep_range(2000, 3000); - pcie_phy_read(imx6_pcie, PHY_RX_OVRD_IN_LO, &tmp); + pcie_phy_read(imx_pcie, PHY_RX_OVRD_IN_LO, &tmp); tmp &= ~(PHY_RX_OVRD_IN_LO_RX_DATA_EN | PHY_RX_OVRD_IN_LO_RX_PLL_EN); - pcie_phy_write(imx6_pcie, PHY_RX_OVRD_IN_LO, tmp); + pcie_phy_write(imx_pcie, PHY_RX_OVRD_IN_LO, tmp); } #ifdef CONFIG_ARM @@ -543,22 +543,22 @@ static int imx6q_pcie_abort_handler(unsigned long addr, } #endif -static int imx6_pcie_attach_pd(struct device *dev) +static int imx_pcie_attach_pd(struct device *dev) { - struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); + struct imx_pcie *imx_pcie = dev_get_drvdata(dev); struct device_link *link; /* Do nothing when in a single power domain */ if (dev->pm_domain) return 0; - imx6_pcie->pd_pcie = dev_pm_domain_attach_by_name(dev, "pcie"); - if (IS_ERR(imx6_pcie->pd_pcie)) - return PTR_ERR(imx6_pcie->pd_pcie); + imx_pcie->pd_pcie = dev_pm_domain_attach_by_name(dev, "pcie"); + if (IS_ERR(imx_pcie->pd_pcie)) + return PTR_ERR(imx_pcie->pd_pcie); /* Do nothing when power domain missing */ - if (!imx6_pcie->pd_pcie) + if (!imx_pcie->pd_pcie) return 0; - link = device_link_add(dev, imx6_pcie->pd_pcie, + link = device_link_add(dev, imx_pcie->pd_pcie, DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME | DL_FLAG_RPM_ACTIVE); @@ -567,11 +567,11 @@ static int imx6_pcie_attach_pd(struct device *dev) return -EINVAL; } - imx6_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); - if (IS_ERR(imx6_pcie->pd_pcie_phy)) - return PTR_ERR(imx6_pcie->pd_pcie_phy); + imx_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); + if (IS_ERR(imx_pcie->pd_pcie_phy)) + return PTR_ERR(imx_pcie->pd_pcie_phy); - link = device_link_add(dev, imx6_pcie->pd_pcie_phy, + link = device_link_add(dev, imx_pcie->pd_pcie_phy, DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME | DL_FLAG_RPM_ACTIVE); @@ -583,20 +583,20 @@ static int imx6_pcie_attach_pd(struct device *dev) return 0; } -static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) +static int imx_pcie_enable_ref_clk(struct imx_pcie *imx_pcie) { unsigned int offset; int ret = 0; - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX6SX: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_TEST_POWERDOWN, 0); break; case IMX6QP: case IMX6Q: /* power up core phy and enable ref clock */ - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD, 0 << 18); /* * the async reset input need ref clock to sync internally, @@ -605,7 +605,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) * add one ~10us delay here. */ usleep_range(10, 100); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN, 1 << 16); break; case IMX7D: @@ -618,15 +618,15 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) case IMX8MQ_EP: case IMX8MP: case IMX8MP_EP: - offset = imx6_pcie_grp_offset(imx6_pcie); + offset = imx_pcie_grp_offset(imx_pcie); /* * Set the over ride low and enabled * make sure that REF_CLK is turned on. */ - regmap_update_bits(imx6_pcie->iomuxc_gpr, offset, + regmap_update_bits(imx_pcie->iomuxc_gpr, offset, IMX8MQ_GPR_PCIE_CLK_REQ_OVERRIDE, 0); - regmap_update_bits(imx6_pcie->iomuxc_gpr, offset, + regmap_update_bits(imx_pcie->iomuxc_gpr, offset, IMX8MQ_GPR_PCIE_CLK_REQ_OVERRIDE_EN, IMX8MQ_GPR_PCIE_CLK_REQ_OVERRIDE_EN); break; @@ -635,19 +635,19 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) return ret; } -static void imx6_pcie_disable_ref_clk(struct imx6_pcie *imx6_pcie) +static void imx_pcie_disable_ref_clk(struct imx_pcie *imx_pcie) { - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX6QP: case IMX6Q: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN, 0); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD, IMX6Q_GPR1_PCIE_TEST_PD); break; case IMX7D: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX7D_GPR12_PCIE_PHY_REFCLK_SEL, IMX7D_GPR12_PCIE_PHY_REFCLK_SEL); break; @@ -656,17 +656,17 @@ static void imx6_pcie_disable_ref_clk(struct imx6_pcie *imx6_pcie) } } -static int imx6_pcie_clk_enable(struct imx6_pcie *imx6_pcie) +static int imx_pcie_clk_enable(struct imx_pcie *imx_pcie) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; struct device *dev = pci->dev; int ret; - ret = clk_bulk_prepare_enable(imx6_pcie->drvdata->clks_cnt, imx6_pcie->clks); + ret = clk_bulk_prepare_enable(imx_pcie->drvdata->clks_cnt, imx_pcie->clks); if (ret) return ret; - ret = imx6_pcie_enable_ref_clk(imx6_pcie); + ret = imx_pcie_enable_ref_clk(imx_pcie); if (ret) { dev_err(dev, "unable to enable pcie ref clock\n"); goto err_ref_clk; @@ -677,41 +677,41 @@ static int imx6_pcie_clk_enable(struct imx6_pcie *imx6_pcie) return 0; err_ref_clk: - clk_bulk_disable_unprepare(imx6_pcie->drvdata->clks_cnt, imx6_pcie->clks); + clk_bulk_disable_unprepare(imx_pcie->drvdata->clks_cnt, imx_pcie->clks); return ret; } -static void imx6_pcie_clk_disable(struct imx6_pcie *imx6_pcie) +static void imx_pcie_clk_disable(struct imx_pcie *imx_pcie) { - imx6_pcie_disable_ref_clk(imx6_pcie); - clk_bulk_disable_unprepare(imx6_pcie->drvdata->clks_cnt, imx6_pcie->clks); + imx_pcie_disable_ref_clk(imx_pcie); + clk_bulk_disable_unprepare(imx_pcie->drvdata->clks_cnt, imx_pcie->clks); } -static void imx6_pcie_assert_core_reset(struct imx6_pcie *imx6_pcie) +static void imx_pcie_assert_core_reset(struct imx_pcie *imx_pcie) { - reset_control_assert(imx6_pcie->pciephy_reset); - reset_control_assert(imx6_pcie->apps_reset); + reset_control_assert(imx_pcie->pciephy_reset); + reset_control_assert(imx_pcie->apps_reset); - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX6SX: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_TEST_POWERDOWN, IMX6SX_GPR12_PCIE_TEST_POWERDOWN); /* Force PCIe PHY reset */ - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR5, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR5, IMX6SX_GPR5_PCIE_BTNRST_RESET, IMX6SX_GPR5_PCIE_BTNRST_RESET); break; case IMX6QP: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_SW_RST, IMX6Q_GPR1_PCIE_SW_RST); break; case IMX6Q: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD, 1 << 18); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN, 0 << 16); break; default: @@ -719,45 +719,45 @@ static void imx6_pcie_assert_core_reset(struct imx6_pcie *imx6_pcie) } /* Some boards don't have PCIe reset GPIO. */ - gpiod_set_value_cansleep(imx6_pcie->reset_gpiod, 1); + gpiod_set_value_cansleep(imx_pcie->reset_gpiod, 1); } -static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie) +static int imx_pcie_deassert_core_reset(struct imx_pcie *imx_pcie) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; struct device *dev = pci->dev; - reset_control_deassert(imx6_pcie->pciephy_reset); + reset_control_deassert(imx_pcie->pciephy_reset); - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX7D: /* Workaround for ERR010728, failure of PCI-e PLL VCO to * oscillate, especially when cold. This turns off "Duty-cycle * Corrector" and other mysterious undocumented things. */ - if (likely(imx6_pcie->phy_base)) { + if (likely(imx_pcie->phy_base)) { /* De-assert DCC_FB_EN */ writel(PCIE_PHY_CMN_REG4_DCC_FB_EN, - imx6_pcie->phy_base + PCIE_PHY_CMN_REG4); + imx_pcie->phy_base + PCIE_PHY_CMN_REG4); /* Assert RX_EQS and RX_EQS_SEL */ writel(PCIE_PHY_CMN_REG24_RX_EQ_SEL | PCIE_PHY_CMN_REG24_RX_EQ, - imx6_pcie->phy_base + PCIE_PHY_CMN_REG24); + imx_pcie->phy_base + PCIE_PHY_CMN_REG24); /* Assert ATT_MODE */ writel(PCIE_PHY_CMN_REG26_ATT_MODE, - imx6_pcie->phy_base + PCIE_PHY_CMN_REG26); + imx_pcie->phy_base + PCIE_PHY_CMN_REG26); } else { dev_warn(dev, "Unable to apply ERR010728 workaround. DT missing fsl,imx7d-pcie-phy phandle ?\n"); } - imx7d_pcie_wait_for_phy_pll_lock(imx6_pcie); + imx7d_pcie_wait_for_phy_pll_lock(imx_pcie); break; case IMX6SX: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR5, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR5, IMX6SX_GPR5_PCIE_BTNRST_RESET, 0); break; case IMX6QP: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_SW_RST, 0); usleep_range(200, 500); @@ -767,9 +767,9 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie) } /* Some boards don't have PCIe reset GPIO. */ - if (imx6_pcie->reset_gpiod) { + if (imx_pcie->reset_gpiod) { msleep(100); - gpiod_set_value_cansleep(imx6_pcie->reset_gpiod, 0); + gpiod_set_value_cansleep(imx_pcie->reset_gpiod, 0); /* Wait for 100ms after PERST# deassertion (PCIe r5.0, 6.6.1) */ msleep(100); } @@ -777,9 +777,9 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie) return 0; } -static int imx6_pcie_wait_for_speed_change(struct imx6_pcie *imx6_pcie) +static int imx_pcie_wait_for_speed_change(struct imx_pcie *imx_pcie) { - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; struct device *dev = pci->dev; u32 tmp; unsigned int retries; @@ -796,33 +796,33 @@ static int imx6_pcie_wait_for_speed_change(struct imx6_pcie *imx6_pcie) return -ETIMEDOUT; } -static void imx6_pcie_ltssm_enable(struct device *dev) +static void imx_pcie_ltssm_enable(struct device *dev) { - struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); - const struct imx6_pcie_drvdata *drvdata = imx6_pcie->drvdata; + struct imx_pcie *imx_pcie = dev_get_drvdata(dev); + const struct imx_pcie_drvdata *drvdata = imx_pcie->drvdata; if (drvdata->ltssm_mask) - regmap_update_bits(imx6_pcie->iomuxc_gpr, drvdata->ltssm_off, drvdata->ltssm_mask, + regmap_update_bits(imx_pcie->iomuxc_gpr, drvdata->ltssm_off, drvdata->ltssm_mask, drvdata->ltssm_mask); - reset_control_deassert(imx6_pcie->apps_reset); + reset_control_deassert(imx_pcie->apps_reset); } -static void imx6_pcie_ltssm_disable(struct device *dev) +static void imx_pcie_ltssm_disable(struct device *dev) { - struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); - const struct imx6_pcie_drvdata *drvdata = imx6_pcie->drvdata; + struct imx_pcie *imx_pcie = dev_get_drvdata(dev); + const struct imx_pcie_drvdata *drvdata = imx_pcie->drvdata; if (drvdata->ltssm_mask) - regmap_update_bits(imx6_pcie->iomuxc_gpr, drvdata->ltssm_off, + regmap_update_bits(imx_pcie->iomuxc_gpr, drvdata->ltssm_off, drvdata->ltssm_mask, 0); - reset_control_assert(imx6_pcie->apps_reset); + reset_control_assert(imx_pcie->apps_reset); } -static int imx6_pcie_start_link(struct dw_pcie *pci) +static int imx_pcie_start_link(struct dw_pcie *pci) { - struct imx6_pcie *imx6_pcie = to_imx6_pcie(pci); + struct imx_pcie *imx_pcie = to_imx_pcie(pci); struct device *dev = pci->dev; u8 offset = dw_pcie_find_capability(pci, PCI_CAP_ID_EXP); u32 tmp; @@ -841,7 +841,7 @@ static int imx6_pcie_start_link(struct dw_pcie *pci) dw_pcie_dbi_ro_wr_dis(pci); /* Start LTSSM. */ - imx6_pcie_ltssm_enable(dev); + imx_pcie_ltssm_enable(dev); ret = dw_pcie_wait_for_link(pci); if (ret) @@ -864,8 +864,8 @@ static int imx6_pcie_start_link(struct dw_pcie *pci) dw_pcie_writel_dbi(pci, PCIE_LINK_WIDTH_SPEED_CONTROL, tmp); dw_pcie_dbi_ro_wr_dis(pci); - if (imx6_pcie->drvdata->flags & - IMX6_PCIE_FLAG_IMX6_SPEED_CHANGE) { + if (imx_pcie->drvdata->flags & + IMX_PCIE_FLAG_IMX_SPEED_CHANGE) { /* * On i.MX7, DIRECT_SPEED_CHANGE behaves differently * from i.MX6 family when no link speed transition @@ -875,7 +875,7 @@ static int imx6_pcie_start_link(struct dw_pcie *pci) * failure. */ - ret = imx6_pcie_wait_for_speed_change(imx6_pcie); + ret = imx_pcie_wait_for_speed_change(imx_pcie); if (ret) { dev_err(dev, "Failed to bring link up!\n"); goto err_reset_phy; @@ -890,37 +890,37 @@ static int imx6_pcie_start_link(struct dw_pcie *pci) dev_info(dev, "Link: Only Gen1 is enabled\n"); } - imx6_pcie->link_is_up = true; + imx_pcie->link_is_up = true; tmp = dw_pcie_readw_dbi(pci, offset + PCI_EXP_LNKSTA); dev_info(dev, "Link up, Gen%i\n", tmp & PCI_EXP_LNKSTA_CLS); return 0; err_reset_phy: - imx6_pcie->link_is_up = false; + imx_pcie->link_is_up = false; dev_dbg(dev, "PHY DEBUG_R0=0x%08x DEBUG_R1=0x%08x\n", dw_pcie_readl_dbi(pci, PCIE_PORT_DEBUG0), dw_pcie_readl_dbi(pci, PCIE_PORT_DEBUG1)); - imx6_pcie_reset_phy(imx6_pcie); + imx_pcie_reset_phy(imx_pcie); return 0; } -static void imx6_pcie_stop_link(struct dw_pcie *pci) +static void imx_pcie_stop_link(struct dw_pcie *pci) { struct device *dev = pci->dev; /* Turn off PCIe LTSSM */ - imx6_pcie_ltssm_disable(dev); + imx_pcie_ltssm_disable(dev); } -static int imx6_pcie_host_init(struct dw_pcie_rp *pp) +static int imx_pcie_host_init(struct dw_pcie_rp *pp) { struct dw_pcie *pci = to_dw_pcie_from_pp(pp); struct device *dev = pci->dev; - struct imx6_pcie *imx6_pcie = to_imx6_pcie(pci); + struct imx_pcie *imx_pcie = to_imx_pcie(pci); int ret; - if (imx6_pcie->vpcie) { - ret = regulator_enable(imx6_pcie->vpcie); + if (imx_pcie->vpcie) { + ret = regulator_enable(imx_pcie->vpcie); if (ret) { dev_err(dev, "failed to enable vpcie regulator: %d\n", ret); @@ -928,84 +928,84 @@ static int imx6_pcie_host_init(struct dw_pcie_rp *pp) } } - imx6_pcie_assert_core_reset(imx6_pcie); + imx_pcie_assert_core_reset(imx_pcie); - if (imx6_pcie->drvdata->init_phy) - imx6_pcie->drvdata->init_phy(imx6_pcie); + if (imx_pcie->drvdata->init_phy) + imx_pcie->drvdata->init_phy(imx_pcie); - imx6_pcie_configure_type(imx6_pcie); + imx_pcie_configure_type(imx_pcie); - ret = imx6_pcie_clk_enable(imx6_pcie); + ret = imx_pcie_clk_enable(imx_pcie); if (ret) { dev_err(dev, "unable to enable pcie clocks: %d\n", ret); goto err_reg_disable; } - if (imx6_pcie->phy) { - ret = phy_init(imx6_pcie->phy); + if (imx_pcie->phy) { + ret = phy_init(imx_pcie->phy); if (ret) { dev_err(dev, "pcie PHY power up failed\n"); goto err_clk_disable; } } - if (imx6_pcie->phy) { - ret = phy_power_on(imx6_pcie->phy); + if (imx_pcie->phy) { + ret = phy_power_on(imx_pcie->phy); if (ret) { dev_err(dev, "waiting for PHY ready timeout!\n"); goto err_phy_exit; } } - ret = imx6_pcie_deassert_core_reset(imx6_pcie); + ret = imx_pcie_deassert_core_reset(imx_pcie); if (ret < 0) { dev_err(dev, "pcie deassert core reset failed: %d\n", ret); goto err_phy_off; } - imx6_setup_phy_mpll(imx6_pcie); + imx_setup_phy_mpll(imx_pcie); return 0; err_phy_off: - phy_power_off(imx6_pcie->phy); + phy_power_off(imx_pcie->phy); err_phy_exit: - phy_exit(imx6_pcie->phy); + phy_exit(imx_pcie->phy); err_clk_disable: - imx6_pcie_clk_disable(imx6_pcie); + imx_pcie_clk_disable(imx_pcie); err_reg_disable: - if (imx6_pcie->vpcie) - regulator_disable(imx6_pcie->vpcie); + if (imx_pcie->vpcie) + regulator_disable(imx_pcie->vpcie); return ret; } -static void imx6_pcie_host_exit(struct dw_pcie_rp *pp) +static void imx_pcie_host_exit(struct dw_pcie_rp *pp) { struct dw_pcie *pci = to_dw_pcie_from_pp(pp); - struct imx6_pcie *imx6_pcie = to_imx6_pcie(pci); + struct imx_pcie *imx_pcie = to_imx_pcie(pci); - if (imx6_pcie->phy) { - if (phy_power_off(imx6_pcie->phy)) + if (imx_pcie->phy) { + if (phy_power_off(imx_pcie->phy)) dev_err(pci->dev, "unable to power off PHY\n"); - phy_exit(imx6_pcie->phy); + phy_exit(imx_pcie->phy); } - imx6_pcie_clk_disable(imx6_pcie); + imx_pcie_clk_disable(imx_pcie); - if (imx6_pcie->vpcie) - regulator_disable(imx6_pcie->vpcie); + if (imx_pcie->vpcie) + regulator_disable(imx_pcie->vpcie); } -static const struct dw_pcie_host_ops imx6_pcie_host_ops = { - .init = imx6_pcie_host_init, - .deinit = imx6_pcie_host_exit, +static const struct dw_pcie_host_ops imx_pcie_host_ops = { + .init = imx_pcie_host_init, + .deinit = imx_pcie_host_exit, }; static const struct dw_pcie_ops dw_pcie_ops = { - .start_link = imx6_pcie_start_link, - .stop_link = imx6_pcie_stop_link, + .start_link = imx_pcie_start_link, + .stop_link = imx_pcie_stop_link, }; -static void imx6_pcie_ep_init(struct dw_pcie_ep *ep) +static void imx_pcie_ep_init(struct dw_pcie_ep *ep) { enum pci_barno bar; struct dw_pcie *pci = to_dw_pcie_from_ep(ep); @@ -1014,7 +1014,7 @@ static void imx6_pcie_ep_init(struct dw_pcie_ep *ep) dw_pcie_ep_reset_bar(pci, bar); } -static int imx6_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no, +static int imx_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no, unsigned int type, u16 interrupt_num) { struct dw_pcie *pci = to_dw_pcie_from_ep(ep); @@ -1061,35 +1061,35 @@ static const struct pci_epc_features imx95_pcie_epc_features = { }; static const struct pci_epc_features* -imx6_pcie_ep_get_features(struct dw_pcie_ep *ep) +imx_pcie_ep_get_features(struct dw_pcie_ep *ep) { struct dw_pcie *pci = to_dw_pcie_from_ep(ep); - struct imx6_pcie *imx6_pcie = to_imx6_pcie(pci); + struct imx_pcie *imx_pcie = to_imx_pcie(pci); - return imx6_pcie->drvdata->epc_features; + return imx_pcie->drvdata->epc_features; } static const struct dw_pcie_ep_ops pcie_ep_ops = { - .init = imx6_pcie_ep_init, - .raise_irq = imx6_pcie_ep_raise_irq, - .get_features = imx6_pcie_ep_get_features, + .init = imx_pcie_ep_init, + .raise_irq = imx_pcie_ep_raise_irq, + .get_features = imx_pcie_ep_get_features, }; -static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, +static int imx_add_pcie_ep(struct imx_pcie *imx_pcie, struct platform_device *pdev) { int ret; unsigned int pcie_dbi2_offset; struct dw_pcie_ep *ep; - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; struct dw_pcie_rp *pp = &pci->pp; struct device *dev = pci->dev; - imx6_pcie_host_init(pp); + imx_pcie_host_init(pp); ep = &pci->ep; ep->ops = &pcie_ep_ops; - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX8MQ_EP: case IMX8MM_EP: case IMX8MP_EP: @@ -1111,10 +1111,10 @@ static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, if (device_property_match_string(dev, "reg-names", "dbi2") >= 0) pci->dbi_base2 = NULL; - if (imx6_check_flag(imx6_pcie, IMX6_PCIE_FLAG_SUPPORT_64BIT)) + if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SUPPORT_64BIT)) dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); - ep->page_size = imx6_pcie->drvdata->epc_features->align; + ep->page_size = imx_pcie->drvdata->epc_features->align; ret = dw_pcie_ep_init(ep); if (ret) { @@ -1132,30 +1132,30 @@ static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, pci_epc_init_notify(ep->epc); /* Start LTSSM. */ - imx6_pcie_ltssm_enable(dev); + imx_pcie_ltssm_enable(dev); return 0; } -static void imx6_pcie_pm_turnoff(struct imx6_pcie *imx6_pcie) +static void imx_pcie_pm_turnoff(struct imx_pcie *imx_pcie) { - struct device *dev = imx6_pcie->pci->dev; + struct device *dev = imx_pcie->pci->dev; /* Some variants have a turnoff reset in DT */ - if (imx6_pcie->turnoff_reset) { - reset_control_assert(imx6_pcie->turnoff_reset); - reset_control_deassert(imx6_pcie->turnoff_reset); + if (imx_pcie->turnoff_reset) { + reset_control_assert(imx_pcie->turnoff_reset); + reset_control_deassert(imx_pcie->turnoff_reset); goto pm_turnoff_sleep; } /* Others poke directly at IOMUXC registers */ - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX6SX: case IMX6QP: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_PM_TURN_OFF, IMX6SX_GPR12_PCIE_PM_TURN_OFF); - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_PM_TURN_OFF, 0); break; default: @@ -1174,73 +1174,73 @@ static void imx6_pcie_pm_turnoff(struct imx6_pcie *imx6_pcie) usleep_range(1000, 10000); } -static void imx6_pcie_msi_save_restore(struct imx6_pcie *imx6_pcie, bool save) +static void imx_pcie_msi_save_restore(struct imx_pcie *imx_pcie, bool save) { u8 offset; u16 val; - struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie *pci = imx_pcie->pci; if (pci_msi_enabled()) { offset = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI); if (save) { val = dw_pcie_readw_dbi(pci, offset + PCI_MSI_FLAGS); - imx6_pcie->msi_ctrl = val; + imx_pcie->msi_ctrl = val; } else { dw_pcie_dbi_ro_wr_en(pci); - val = imx6_pcie->msi_ctrl; + val = imx_pcie->msi_ctrl; dw_pcie_writew_dbi(pci, offset + PCI_MSI_FLAGS, val); dw_pcie_dbi_ro_wr_dis(pci); } } } -static int imx6_pcie_suspend_noirq(struct device *dev) +static int imx_pcie_suspend_noirq(struct device *dev) { - struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); - struct dw_pcie_rp *pp = &imx6_pcie->pci->pp; + struct imx_pcie *imx_pcie = dev_get_drvdata(dev); + struct dw_pcie_rp *pp = &imx_pcie->pci->pp; - if (!(imx6_pcie->drvdata->flags & IMX6_PCIE_FLAG_SUPPORTS_SUSPEND)) + if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_SUPPORTS_SUSPEND)) return 0; - imx6_pcie_msi_save_restore(imx6_pcie, true); - imx6_pcie_pm_turnoff(imx6_pcie); - imx6_pcie_stop_link(imx6_pcie->pci); - imx6_pcie_host_exit(pp); + imx_pcie_msi_save_restore(imx_pcie, true); + imx_pcie_pm_turnoff(imx_pcie); + imx_pcie_stop_link(imx_pcie->pci); + imx_pcie_host_exit(pp); return 0; } -static int imx6_pcie_resume_noirq(struct device *dev) +static int imx_pcie_resume_noirq(struct device *dev) { int ret; - struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); - struct dw_pcie_rp *pp = &imx6_pcie->pci->pp; + struct imx_pcie *imx_pcie = dev_get_drvdata(dev); + struct dw_pcie_rp *pp = &imx_pcie->pci->pp; - if (!(imx6_pcie->drvdata->flags & IMX6_PCIE_FLAG_SUPPORTS_SUSPEND)) + if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_SUPPORTS_SUSPEND)) return 0; - ret = imx6_pcie_host_init(pp); + ret = imx_pcie_host_init(pp); if (ret) return ret; - imx6_pcie_msi_save_restore(imx6_pcie, false); + imx_pcie_msi_save_restore(imx_pcie, false); dw_pcie_setup_rc(pp); - if (imx6_pcie->link_is_up) - imx6_pcie_start_link(imx6_pcie->pci); + if (imx_pcie->link_is_up) + imx_pcie_start_link(imx_pcie->pci); return 0; } -static const struct dev_pm_ops imx6_pcie_pm_ops = { - NOIRQ_SYSTEM_SLEEP_PM_OPS(imx6_pcie_suspend_noirq, - imx6_pcie_resume_noirq) +static const struct dev_pm_ops imx_pcie_pm_ops = { + NOIRQ_SYSTEM_SLEEP_PM_OPS(imx_pcie_suspend_noirq, + imx_pcie_resume_noirq) }; -static int imx6_pcie_probe(struct platform_device *pdev) +static int imx_pcie_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct dw_pcie *pci; - struct imx6_pcie *imx6_pcie; + struct imx_pcie *imx_pcie; struct device_node *np; struct resource *dbi_base; struct device_node *node = dev->of_node; @@ -1248,8 +1248,8 @@ static int imx6_pcie_probe(struct platform_device *pdev) u16 val; int i; - imx6_pcie = devm_kzalloc(dev, sizeof(*imx6_pcie), GFP_KERNEL); - if (!imx6_pcie) + imx_pcie = devm_kzalloc(dev, sizeof(*imx_pcie), GFP_KERNEL); + if (!imx_pcie) return -ENOMEM; pci = devm_kzalloc(dev, sizeof(*pci), GFP_KERNEL); @@ -1258,10 +1258,10 @@ static int imx6_pcie_probe(struct platform_device *pdev) pci->dev = dev; pci->ops = &dw_pcie_ops; - pci->pp.ops = &imx6_pcie_host_ops; + pci->pp.ops = &imx_pcie_host_ops; - imx6_pcie->pci = pci; - imx6_pcie->drvdata = of_device_get_match_data(dev); + imx_pcie->pci = pci; + imx_pcie->drvdata = of_device_get_match_data(dev); /* Find the PHY if one is defined, only imx7d uses it */ np = of_parse_phandle(node, "fsl,imx7d-pcie-phy", 0); @@ -1273,9 +1273,9 @@ static int imx6_pcie_probe(struct platform_device *pdev) dev_err(dev, "Unable to map PCIe PHY\n"); return ret; } - imx6_pcie->phy_base = devm_ioremap_resource(dev, &res); - if (IS_ERR(imx6_pcie->phy_base)) - return PTR_ERR(imx6_pcie->phy_base); + imx_pcie->phy_base = devm_ioremap_resource(dev, &res); + if (IS_ERR(imx_pcie->phy_base)) + return PTR_ERR(imx_pcie->phy_base); } pci->dbi_base = devm_platform_get_and_ioremap_resource(pdev, 0, &dbi_base); @@ -1283,72 +1283,72 @@ static int imx6_pcie_probe(struct platform_device *pdev) return PTR_ERR(pci->dbi_base); /* Fetch GPIOs */ - imx6_pcie->reset_gpiod = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); - if (IS_ERR(imx6_pcie->reset_gpiod)) - return dev_err_probe(dev, PTR_ERR(imx6_pcie->reset_gpiod), + imx_pcie->reset_gpiod = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(imx_pcie->reset_gpiod)) + return dev_err_probe(dev, PTR_ERR(imx_pcie->reset_gpiod), "unable to get reset gpio\n"); - gpiod_set_consumer_name(imx6_pcie->reset_gpiod, "PCIe reset"); + gpiod_set_consumer_name(imx_pcie->reset_gpiod, "PCIe reset"); - if (imx6_pcie->drvdata->clks_cnt >= IMX6_PCIE_MAX_CLKS) + if (imx_pcie->drvdata->clks_cnt >= IMX_PCIE_MAX_CLKS) return dev_err_probe(dev, -ENOMEM, "clks_cnt is too big\n"); - for (i = 0; i < imx6_pcie->drvdata->clks_cnt; i++) - imx6_pcie->clks[i].id = imx6_pcie->drvdata->clk_names[i]; + for (i = 0; i < imx_pcie->drvdata->clks_cnt; i++) + imx_pcie->clks[i].id = imx_pcie->drvdata->clk_names[i]; /* Fetch clocks */ - ret = devm_clk_bulk_get(dev, imx6_pcie->drvdata->clks_cnt, imx6_pcie->clks); + ret = devm_clk_bulk_get(dev, imx_pcie->drvdata->clks_cnt, imx_pcie->clks); if (ret) return ret; - if (imx6_check_flag(imx6_pcie, IMX6_PCIE_FLAG_HAS_PHYDRV)) { - imx6_pcie->phy = devm_phy_get(dev, "pcie-phy"); - if (IS_ERR(imx6_pcie->phy)) - return dev_err_probe(dev, PTR_ERR(imx6_pcie->phy), + if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_PHYDRV)) { + imx_pcie->phy = devm_phy_get(dev, "pcie-phy"); + if (IS_ERR(imx_pcie->phy)) + return dev_err_probe(dev, PTR_ERR(imx_pcie->phy), "failed to get pcie phy\n"); } - if (imx6_check_flag(imx6_pcie, IMX6_PCIE_FLAG_HAS_APP_RESET)) { - imx6_pcie->apps_reset = devm_reset_control_get_exclusive(dev, "apps"); - if (IS_ERR(imx6_pcie->apps_reset)) - return dev_err_probe(dev, PTR_ERR(imx6_pcie->apps_reset), + if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_APP_RESET)) { + imx_pcie->apps_reset = devm_reset_control_get_exclusive(dev, "apps"); + if (IS_ERR(imx_pcie->apps_reset)) + return dev_err_probe(dev, PTR_ERR(imx_pcie->apps_reset), "failed to get pcie apps reset control\n"); } - if (imx6_check_flag(imx6_pcie, IMX6_PCIE_FLAG_HAS_PHY_RESET)) { - imx6_pcie->pciephy_reset = devm_reset_control_get_exclusive(dev, "pciephy"); - if (IS_ERR(imx6_pcie->pciephy_reset)) - return dev_err_probe(dev, PTR_ERR(imx6_pcie->pciephy_reset), + if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_PHY_RESET)) { + imx_pcie->pciephy_reset = devm_reset_control_get_exclusive(dev, "pciephy"); + if (IS_ERR(imx_pcie->pciephy_reset)) + return dev_err_probe(dev, PTR_ERR(imx_pcie->pciephy_reset), "Failed to get PCIEPHY reset control\n"); } - switch (imx6_pcie->drvdata->variant) { + switch (imx_pcie->drvdata->variant) { case IMX8MQ: case IMX8MQ_EP: case IMX7D: if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR) - imx6_pcie->controller_id = 1; + imx_pcie->controller_id = 1; break; default: break; } /* Grab turnoff reset */ - imx6_pcie->turnoff_reset = devm_reset_control_get_optional_exclusive(dev, "turnoff"); - if (IS_ERR(imx6_pcie->turnoff_reset)) { + imx_pcie->turnoff_reset = devm_reset_control_get_optional_exclusive(dev, "turnoff"); + if (IS_ERR(imx_pcie->turnoff_reset)) { dev_err(dev, "Failed to get TURNOFF reset control\n"); - return PTR_ERR(imx6_pcie->turnoff_reset); + return PTR_ERR(imx_pcie->turnoff_reset); } - if (imx6_pcie->drvdata->gpr) { + if (imx_pcie->drvdata->gpr) { /* Grab GPR config register range */ - imx6_pcie->iomuxc_gpr = - syscon_regmap_lookup_by_compatible(imx6_pcie->drvdata->gpr); - if (IS_ERR(imx6_pcie->iomuxc_gpr)) - return dev_err_probe(dev, PTR_ERR(imx6_pcie->iomuxc_gpr), + imx_pcie->iomuxc_gpr = + syscon_regmap_lookup_by_compatible(imx_pcie->drvdata->gpr); + if (IS_ERR(imx_pcie->iomuxc_gpr)) + return dev_err_probe(dev, PTR_ERR(imx_pcie->iomuxc_gpr), "unable to find iomuxc registers\n"); } - if (imx6_check_flag(imx6_pcie, IMX6_PCIE_FLAG_HAS_SERDES)) { + if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_SERDES)) { void __iomem *off = devm_platform_ioremap_resource_byname(pdev, "app"); if (IS_ERR(off)) @@ -1361,59 +1361,59 @@ static int imx6_pcie_probe(struct platform_device *pdev) .reg_stride = 4, }; - imx6_pcie->iomuxc_gpr = devm_regmap_init_mmio(dev, off, ®map_config); - if (IS_ERR(imx6_pcie->iomuxc_gpr)) - return dev_err_probe(dev, PTR_ERR(imx6_pcie->iomuxc_gpr), + imx_pcie->iomuxc_gpr = devm_regmap_init_mmio(dev, off, ®map_config); + if (IS_ERR(imx_pcie->iomuxc_gpr)) + return dev_err_probe(dev, PTR_ERR(imx_pcie->iomuxc_gpr), "unable to find iomuxc registers\n"); } /* Grab PCIe PHY Tx Settings */ if (of_property_read_u32(node, "fsl,tx-deemph-gen1", - &imx6_pcie->tx_deemph_gen1)) - imx6_pcie->tx_deemph_gen1 = 0; + &imx_pcie->tx_deemph_gen1)) + imx_pcie->tx_deemph_gen1 = 0; if (of_property_read_u32(node, "fsl,tx-deemph-gen2-3p5db", - &imx6_pcie->tx_deemph_gen2_3p5db)) - imx6_pcie->tx_deemph_gen2_3p5db = 0; + &imx_pcie->tx_deemph_gen2_3p5db)) + imx_pcie->tx_deemph_gen2_3p5db = 0; if (of_property_read_u32(node, "fsl,tx-deemph-gen2-6db", - &imx6_pcie->tx_deemph_gen2_6db)) - imx6_pcie->tx_deemph_gen2_6db = 20; + &imx_pcie->tx_deemph_gen2_6db)) + imx_pcie->tx_deemph_gen2_6db = 20; if (of_property_read_u32(node, "fsl,tx-swing-full", - &imx6_pcie->tx_swing_full)) - imx6_pcie->tx_swing_full = 127; + &imx_pcie->tx_swing_full)) + imx_pcie->tx_swing_full = 127; if (of_property_read_u32(node, "fsl,tx-swing-low", - &imx6_pcie->tx_swing_low)) - imx6_pcie->tx_swing_low = 127; + &imx_pcie->tx_swing_low)) + imx_pcie->tx_swing_low = 127; /* Limit link speed */ pci->link_gen = 1; of_property_read_u32(node, "fsl,max-link-speed", &pci->link_gen); - imx6_pcie->vpcie = devm_regulator_get_optional(&pdev->dev, "vpcie"); - if (IS_ERR(imx6_pcie->vpcie)) { - if (PTR_ERR(imx6_pcie->vpcie) != -ENODEV) - return PTR_ERR(imx6_pcie->vpcie); - imx6_pcie->vpcie = NULL; + imx_pcie->vpcie = devm_regulator_get_optional(&pdev->dev, "vpcie"); + if (IS_ERR(imx_pcie->vpcie)) { + if (PTR_ERR(imx_pcie->vpcie) != -ENODEV) + return PTR_ERR(imx_pcie->vpcie); + imx_pcie->vpcie = NULL; } - imx6_pcie->vph = devm_regulator_get_optional(&pdev->dev, "vph"); - if (IS_ERR(imx6_pcie->vph)) { - if (PTR_ERR(imx6_pcie->vph) != -ENODEV) - return PTR_ERR(imx6_pcie->vph); - imx6_pcie->vph = NULL; + imx_pcie->vph = devm_regulator_get_optional(&pdev->dev, "vph"); + if (IS_ERR(imx_pcie->vph)) { + if (PTR_ERR(imx_pcie->vph) != -ENODEV) + return PTR_ERR(imx_pcie->vph); + imx_pcie->vph = NULL; } - platform_set_drvdata(pdev, imx6_pcie); + platform_set_drvdata(pdev, imx_pcie); - ret = imx6_pcie_attach_pd(dev); + ret = imx_pcie_attach_pd(dev); if (ret) return ret; - if (imx6_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { - ret = imx6_add_pcie_ep(imx6_pcie, pdev); + if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { + ret = imx_add_pcie_ep(imx_pcie, pdev); if (ret < 0) return ret; } else { @@ -1433,12 +1433,12 @@ static int imx6_pcie_probe(struct platform_device *pdev) return 0; } -static void imx6_pcie_shutdown(struct platform_device *pdev) +static void imx_pcie_shutdown(struct platform_device *pdev) { - struct imx6_pcie *imx6_pcie = platform_get_drvdata(pdev); + struct imx_pcie *imx_pcie = platform_get_drvdata(pdev); /* bring down link, so bootloader gets clean state in case of reboot */ - imx6_pcie_assert_core_reset(imx6_pcie); + imx_pcie_assert_core_reset(imx_pcie); } static const char * const imx6q_clks[] = {"pcie_bus", "pcie", "pcie_phy"}; @@ -1446,11 +1446,11 @@ static const char * const imx8mm_clks[] = {"pcie_bus", "pcie", "pcie_aux"}; static const char * const imx8mq_clks[] = {"pcie_bus", "pcie", "pcie_phy", "pcie_aux"}; static const char * const imx6sx_clks[] = {"pcie_bus", "pcie", "pcie_phy", "pcie_inbound_axi"}; -static const struct imx6_pcie_drvdata drvdata[] = { +static const struct imx_pcie_drvdata drvdata[] = { [IMX6Q] = { .variant = IMX6Q, - .flags = IMX6_PCIE_FLAG_IMX6_PHY | - IMX6_PCIE_FLAG_IMX6_SPEED_CHANGE, + .flags = IMX_PCIE_FLAG_IMX_PHY | + IMX_PCIE_FLAG_IMX_SPEED_CHANGE, .dbi_length = 0x200, .gpr = "fsl,imx6q-iomuxc-gpr", .clk_names = imx6q_clks, @@ -1459,13 +1459,13 @@ static const struct imx6_pcie_drvdata drvdata[] = { .ltssm_mask = IMX6Q_GPR12_PCIE_CTL_2, .mode_off[0] = IOMUXC_GPR12, .mode_mask[0] = IMX6Q_GPR12_DEVICE_TYPE, - .init_phy = imx6_pcie_init_phy, + .init_phy = imx_pcie_init_phy, }, [IMX6SX] = { .variant = IMX6SX, - .flags = IMX6_PCIE_FLAG_IMX6_PHY | - IMX6_PCIE_FLAG_IMX6_SPEED_CHANGE | - IMX6_PCIE_FLAG_SUPPORTS_SUSPEND, + .flags = IMX_PCIE_FLAG_IMX_PHY | + IMX_PCIE_FLAG_IMX_SPEED_CHANGE | + IMX_PCIE_FLAG_SUPPORTS_SUSPEND, .gpr = "fsl,imx6q-iomuxc-gpr", .clk_names = imx6sx_clks, .clks_cnt = ARRAY_SIZE(imx6sx_clks), @@ -1477,9 +1477,9 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX6QP] = { .variant = IMX6QP, - .flags = IMX6_PCIE_FLAG_IMX6_PHY | - IMX6_PCIE_FLAG_IMX6_SPEED_CHANGE | - IMX6_PCIE_FLAG_SUPPORTS_SUSPEND, + .flags = IMX_PCIE_FLAG_IMX_PHY | + IMX_PCIE_FLAG_IMX_SPEED_CHANGE | + IMX_PCIE_FLAG_SUPPORTS_SUSPEND, .dbi_length = 0x200, .gpr = "fsl,imx6q-iomuxc-gpr", .clk_names = imx6q_clks, @@ -1488,13 +1488,13 @@ static const struct imx6_pcie_drvdata drvdata[] = { .ltssm_mask = IMX6Q_GPR12_PCIE_CTL_2, .mode_off[0] = IOMUXC_GPR12, .mode_mask[0] = IMX6Q_GPR12_DEVICE_TYPE, - .init_phy = imx6_pcie_init_phy, + .init_phy = imx_pcie_init_phy, }, [IMX7D] = { .variant = IMX7D, - .flags = IMX6_PCIE_FLAG_SUPPORTS_SUSPEND | - IMX6_PCIE_FLAG_HAS_APP_RESET | - IMX6_PCIE_FLAG_HAS_PHY_RESET, + .flags = IMX_PCIE_FLAG_SUPPORTS_SUSPEND | + IMX_PCIE_FLAG_HAS_APP_RESET | + IMX_PCIE_FLAG_HAS_PHY_RESET, .gpr = "fsl,imx7d-iomuxc-gpr", .clk_names = imx6q_clks, .clks_cnt = ARRAY_SIZE(imx6q_clks), @@ -1504,8 +1504,8 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX8MQ] = { .variant = IMX8MQ, - .flags = IMX6_PCIE_FLAG_HAS_APP_RESET | - IMX6_PCIE_FLAG_HAS_PHY_RESET, + .flags = IMX_PCIE_FLAG_HAS_APP_RESET | + IMX_PCIE_FLAG_HAS_PHY_RESET, .gpr = "fsl,imx8mq-iomuxc-gpr", .clk_names = imx8mq_clks, .clks_cnt = ARRAY_SIZE(imx8mq_clks), @@ -1517,9 +1517,9 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX8MM] = { .variant = IMX8MM, - .flags = IMX6_PCIE_FLAG_SUPPORTS_SUSPEND | - IMX6_PCIE_FLAG_HAS_PHYDRV | - IMX6_PCIE_FLAG_HAS_APP_RESET, + .flags = IMX_PCIE_FLAG_SUPPORTS_SUSPEND | + IMX_PCIE_FLAG_HAS_PHYDRV | + IMX_PCIE_FLAG_HAS_APP_RESET, .gpr = "fsl,imx8mm-iomuxc-gpr", .clk_names = imx8mm_clks, .clks_cnt = ARRAY_SIZE(imx8mm_clks), @@ -1528,9 +1528,9 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX8MP] = { .variant = IMX8MP, - .flags = IMX6_PCIE_FLAG_SUPPORTS_SUSPEND | - IMX6_PCIE_FLAG_HAS_PHYDRV | - IMX6_PCIE_FLAG_HAS_APP_RESET, + .flags = IMX_PCIE_FLAG_SUPPORTS_SUSPEND | + IMX_PCIE_FLAG_HAS_PHYDRV | + IMX_PCIE_FLAG_HAS_APP_RESET, .gpr = "fsl,imx8mp-iomuxc-gpr", .clk_names = imx8mm_clks, .clks_cnt = ARRAY_SIZE(imx8mm_clks), @@ -1539,7 +1539,7 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX95] = { .variant = IMX95, - .flags = IMX6_PCIE_FLAG_HAS_SERDES, + .flags = IMX_PCIE_FLAG_HAS_SERDES, .clk_names = imx8mq_clks, .clks_cnt = ARRAY_SIZE(imx8mq_clks), .ltssm_off = IMX95_PE0_GEN_CTRL_3, @@ -1550,8 +1550,8 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX8MQ_EP] = { .variant = IMX8MQ_EP, - .flags = IMX6_PCIE_FLAG_HAS_APP_RESET | - IMX6_PCIE_FLAG_HAS_PHY_RESET, + .flags = IMX_PCIE_FLAG_HAS_APP_RESET | + IMX_PCIE_FLAG_HAS_PHY_RESET, .mode = DW_PCIE_EP_TYPE, .gpr = "fsl,imx8mq-iomuxc-gpr", .clk_names = imx8mq_clks, @@ -1565,8 +1565,8 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX8MM_EP] = { .variant = IMX8MM_EP, - .flags = IMX6_PCIE_FLAG_HAS_APP_RESET | - IMX6_PCIE_FLAG_HAS_PHYDRV, + .flags = IMX_PCIE_FLAG_HAS_APP_RESET | + IMX_PCIE_FLAG_HAS_PHYDRV, .mode = DW_PCIE_EP_TYPE, .gpr = "fsl,imx8mm-iomuxc-gpr", .clk_names = imx8mm_clks, @@ -1577,8 +1577,8 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX8MP_EP] = { .variant = IMX8MP_EP, - .flags = IMX6_PCIE_FLAG_HAS_APP_RESET | - IMX6_PCIE_FLAG_HAS_PHYDRV, + .flags = IMX_PCIE_FLAG_HAS_APP_RESET | + IMX_PCIE_FLAG_HAS_PHYDRV, .mode = DW_PCIE_EP_TYPE, .gpr = "fsl,imx8mp-iomuxc-gpr", .clk_names = imx8mm_clks, @@ -1589,8 +1589,8 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, [IMX95_EP] = { .variant = IMX95_EP, - .flags = IMX6_PCIE_FLAG_HAS_SERDES | - IMX6_PCIE_FLAG_SUPPORT_64BIT, + .flags = IMX_PCIE_FLAG_HAS_SERDES | + IMX_PCIE_FLAG_SUPPORT_64BIT, .clk_names = imx8mq_clks, .clks_cnt = ARRAY_SIZE(imx8mq_clks), .ltssm_off = IMX95_PE0_GEN_CTRL_3, @@ -1603,7 +1603,7 @@ static const struct imx6_pcie_drvdata drvdata[] = { }, }; -static const struct of_device_id imx6_pcie_of_match[] = { +static const struct of_device_id imx_pcie_of_match[] = { { .compatible = "fsl,imx6q-pcie", .data = &drvdata[IMX6Q], }, { .compatible = "fsl,imx6sx-pcie", .data = &drvdata[IMX6SX], }, { .compatible = "fsl,imx6qp-pcie", .data = &drvdata[IMX6QP], }, @@ -1619,19 +1619,19 @@ static const struct of_device_id imx6_pcie_of_match[] = { {}, }; -static struct platform_driver imx6_pcie_driver = { +static struct platform_driver imx_pcie_driver = { .driver = { .name = "imx6q-pcie", - .of_match_table = imx6_pcie_of_match, + .of_match_table = imx_pcie_of_match, .suppress_bind_attrs = true, - .pm = &imx6_pcie_pm_ops, + .pm = &imx_pcie_pm_ops, .probe_type = PROBE_PREFER_ASYNCHRONOUS, }, - .probe = imx6_pcie_probe, - .shutdown = imx6_pcie_shutdown, + .probe = imx_pcie_probe, + .shutdown = imx_pcie_shutdown, }; -static void imx6_pcie_quirk(struct pci_dev *dev) +static void imx_pcie_quirk(struct pci_dev *dev) { struct pci_bus *bus = dev->bus; struct dw_pcie_rp *pp = bus->sysdata; @@ -1641,33 +1641,33 @@ static void imx6_pcie_quirk(struct pci_dev *dev) return; /* Make sure we only quirk devices associated with this driver */ - if (bus->dev.parent->parent->driver != &imx6_pcie_driver.driver) + if (bus->dev.parent->parent->driver != &imx_pcie_driver.driver) return; if (pci_is_root_bus(bus)) { struct dw_pcie *pci = to_dw_pcie_from_pp(pp); - struct imx6_pcie *imx6_pcie = to_imx6_pcie(pci); + struct imx_pcie *imx_pcie = to_imx_pcie(pci); /* * Limit config length to avoid the kernel reading beyond * the register set and causing an abort on i.MX 6Quad */ - if (imx6_pcie->drvdata->dbi_length) { - dev->cfg_size = imx6_pcie->drvdata->dbi_length; + if (imx_pcie->drvdata->dbi_length) { + dev->cfg_size = imx_pcie->drvdata->dbi_length; dev_info(&dev->dev, "Limiting cfg_size to %d\n", dev->cfg_size); } } } DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_SYNOPSYS, 0xabcd, - PCI_CLASS_BRIDGE_PCI, 8, imx6_pcie_quirk); + PCI_CLASS_BRIDGE_PCI, 8, imx_pcie_quirk); -static int __init imx6_pcie_init(void) +static int __init imx_pcie_init(void) { #ifdef CONFIG_ARM struct device_node *np; - np = of_find_matching_node(NULL, imx6_pcie_of_match); + np = of_find_matching_node(NULL, imx_pcie_of_match); if (!np) return -ENODEV; of_node_put(np); @@ -1683,6 +1683,6 @@ static int __init imx6_pcie_init(void) "external abort on non-linefetch"); #endif - return platform_driver_register(&imx6_pcie_driver); + return platform_driver_register(&imx_pcie_driver); } -device_initcall(imx6_pcie_init); +device_initcall(imx_pcie_init);