diff options
Diffstat (limited to 'target/linux/ipq806x')
9 files changed, 757 insertions, 31 deletions
diff --git a/target/linux/ipq806x/patches-3.18/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch b/target/linux/ipq806x/patches-3.18/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch index bdc91fb6b7..ed66047327 100644 --- a/target/linux/ipq806x/patches-3.18/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch +++ b/target/linux/ipq806x/patches-3.18/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch @@ -15,14 +15,15 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> --- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts -@@ -35,6 +35,22 @@ +@@ -35,6 +35,24 @@ bias-disable; }; + pcie0_pins: pcie0_pinmux { + mux { + pins = "gpio3"; -+ drive-strength = <2>; ++ function = "pcie1_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -30,7 +31,8 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> + pcie1_pins: pcie1_pinmux { + mux { + pins = "gpio48"; -+ drive-strength = <2>; ++ function = "pcie2_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -38,7 +40,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> spi_pins: spi_pins { mux { pins = "gpio18", "gpio19", "gpio21"; -@@ -138,5 +154,19 @@ +@@ -138,5 +156,19 @@ usb30@1 { status = "ok"; }; @@ -60,14 +62,15 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; --- a/arch/arm/boot/dts/qcom-ipq8064-db149.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-db149.dts -@@ -30,6 +30,30 @@ +@@ -30,6 +30,33 @@ bias-disable; }; + pcie0_pins: pcie0_pinmux { + mux { + pins = "gpio3"; -+ drive-strength = <2>; ++ function = "pcie1_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -75,7 +78,8 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> + pcie1_pins: pcie1_pinmux { + mux { + pins = "gpio48"; -+ drive-strength = <2>; ++ function = "pcie2_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -83,7 +87,8 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> + pcie2_pins: pcie2_pinmux { + mux { + pins = "gpio63"; -+ drive-strength = <2>; ++ function = "pcie3_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -91,7 +96,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> spi_pins: spi_pins { mux { pins = "gpio18", "gpio19", "gpio21"; -@@ -128,5 +152,26 @@ +@@ -128,5 +155,26 @@ usb30@1 { status = "ok"; }; diff --git a/target/linux/ipq806x/patches-3.18/114-pcie-add-ctlr-init.patch b/target/linux/ipq806x/patches-3.18/114-pcie-add-ctlr-init.patch new file mode 100644 index 0000000000..11c9810fe2 --- /dev/null +++ b/target/linux/ipq806x/patches-3.18/114-pcie-add-ctlr-init.patch @@ -0,0 +1,278 @@ +--- a/drivers/pci/host/pcie-qcom.c ++++ b/drivers/pci/host/pcie-qcom.c +@@ -29,8 +29,53 @@ + + #include "pcie-designware.h" + ++/* DBI registers */ ++#define PCIE20_CAP 0x70 ++#define PCIE20_CAP_LINKCTRLSTATUS (PCIE20_CAP + 0x10) ++ ++#define PCIE20_AXI_MSTR_RESP_COMP_CTRL0 0x818 ++#define PCIE20_AXI_MSTR_RESP_COMP_CTRL1 0x81c ++ ++#define PCIE20_PLR_IATU_VIEWPORT 0x900 ++#define PCIE20_PLR_IATU_REGION_OUTBOUND (0x0 << 31) ++#define PCIE20_PLR_IATU_REGION_INDEX(x) (x << 0) ++ ++#define PCIE20_PLR_IATU_CTRL1 0x904 ++#define PCIE20_PLR_IATU_TYPE_CFG0 (0x4 << 0) ++#define PCIE20_PLR_IATU_TYPE_MEM (0x0 << 0) ++ ++#define PCIE20_PLR_IATU_CTRL2 0x908 ++#define PCIE20_PLR_IATU_ENABLE BIT(31) ++ ++#define PCIE20_PLR_IATU_LBAR 0x90C ++#define PCIE20_PLR_IATU_UBAR 0x910 ++#define PCIE20_PLR_IATU_LAR 0x914 ++#define PCIE20_PLR_IATU_LTAR 0x918 ++#define PCIE20_PLR_IATU_UTAR 0x91c ++ ++#define MSM_PCIE_DEV_CFG_ADDR 0x01000000 ++ ++/* PARF registers */ ++#define PCIE20_PARF_PCS_DEEMPH 0x34 ++#define PCS_DEEMPH_TX_DEEMPH_GEN1(x) (x << 16) ++#define PCS_DEEMPH_TX_DEEMPH_GEN2_3_5DB(x) (x << 8) ++#define PCS_DEEMPH_TX_DEEMPH_GEN2_6DB(x) (x << 0) ++ ++#define PCIE20_PARF_PCS_SWING 0x38 ++#define PCS_SWING_TX_SWING_FULL(x) (x << 8) ++#define PCS_SWING_TX_SWING_LOW(x) (x << 0) ++ + #define PCIE20_PARF_PHY_CTRL 0x40 ++#define PHY_CTRL_PHY_TX0_TERM_OFFSET_MASK (0x1f << 16) ++#define PHY_CTRL_PHY_TX0_TERM_OFFSET(x) (x << 16) ++ + #define PCIE20_PARF_PHY_REFCLK 0x4C ++#define REF_SSP_EN BIT(16) ++#define REF_USE_PAD BIT(12) ++ ++#define PCIE20_PARF_CONFIG_BITS 0x50 ++#define PHY_RX0_EQ(x) (x << 24) ++ + #define PCIE20_PARF_DBI_BASE_ADDR 0x168 + #define PCIE20_PARF_SLV_ADDR_SPACE_SIZE 0x16c + #define PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT 0x178 +@@ -39,9 +84,6 @@ + #define PCIE20_ELBI_SYS_STTS 0x08 + #define XMLH_LINK_UP BIT(10) + +-#define PCIE20_CAP 0x70 +-#define PCIE20_CAP_LINKCTRLSTATUS (PCIE20_CAP + 0x10) +- + #define PERST_DELAY_MIN_US 1000 + #define PERST_DELAY_MAX_US 1005 + +@@ -56,14 +98,18 @@ struct qcom_pcie_resources_v0 { + struct clk *iface_clk; + struct clk *core_clk; + struct clk *phy_clk; ++ struct clk *aux_clk; ++ struct clk *ref_clk; + struct reset_control *pci_reset; + struct reset_control *axi_reset; + struct reset_control *ahb_reset; + struct reset_control *por_reset; + struct reset_control *phy_reset; ++ struct reset_control *ext_reset; + struct regulator *vdda; + struct regulator *vdda_phy; + struct regulator *vdda_refclk; ++ uint8_t phy_tx0_term_offset; + }; + + struct qcom_pcie_resources_v1 { +@@ -156,10 +202,13 @@ static void qcom_pcie_disable_resources_ + reset_control_assert(res->axi_reset); + reset_control_assert(res->ahb_reset); + reset_control_assert(res->por_reset); +- reset_control_assert(res->pci_reset); ++ reset_control_assert(res->phy_reset); ++ reset_control_assert(res->ext_reset); + clk_disable_unprepare(res->iface_clk); + clk_disable_unprepare(res->core_clk); + clk_disable_unprepare(res->phy_clk); ++ clk_disable_unprepare(res->aux_clk); ++ clk_disable_unprepare(res->ref_clk); + regulator_disable(res->vdda); + regulator_disable(res->vdda_phy); + regulator_disable(res->vdda_refclk); +@@ -201,6 +250,12 @@ static int qcom_pcie_enable_resources_v0 + goto err_vdda_phy; + } + ++ ret = reset_control_deassert(res->ext_reset); ++ if (ret) { ++ dev_err(dev, "cannot assert ext reset\n"); ++ goto err_reset_ext; ++ } ++ + ret = clk_prepare_enable(res->iface_clk); + if (ret) { + dev_err(dev, "cannot prepare/enable iface clock\n"); +@@ -219,6 +274,18 @@ static int qcom_pcie_enable_resources_v0 + goto err_clk_phy; + } + ++ ret = clk_prepare_enable(res->aux_clk); ++ if (ret) { ++ dev_err(dev, "cannot prepare/enable aux clock\n"); ++ goto err_clk_aux; ++ } ++ ++ ret = clk_prepare_enable(res->ref_clk); ++ if (ret) { ++ dev_err(dev, "cannot prepare/enable ref clock\n"); ++ goto err_clk_ref; ++ } ++ + ret = reset_control_deassert(res->ahb_reset); + if (ret) { + dev_err(dev, "cannot deassert ahb reset\n"); +@@ -228,12 +295,18 @@ static int qcom_pcie_enable_resources_v0 + return 0; + + err_reset_ahb: ++ clk_disable_unprepare(res->ref_clk); ++err_clk_ref: ++ clk_disable_unprepare(res->aux_clk); ++err_clk_aux: + clk_disable_unprepare(res->phy_clk); + err_clk_phy: + clk_disable_unprepare(res->core_clk); + err_clk_core: + clk_disable_unprepare(res->iface_clk); + err_iface: ++ reset_control_assert(res->ext_reset); ++err_reset_ext: + regulator_disable(res->vdda_phy); + err_vdda_phy: + regulator_disable(res->vdda_refclk); +@@ -329,6 +402,14 @@ static int qcom_pcie_get_resources_v0(st + if (IS_ERR(res->phy_clk)) + return PTR_ERR(res->phy_clk); + ++ res->aux_clk = devm_clk_get(dev, "aux"); ++ if (IS_ERR(res->aux_clk)) ++ return PTR_ERR(res->aux_clk); ++ ++ res->ref_clk = devm_clk_get(dev, "ref"); ++ if (IS_ERR(res->ref_clk)) ++ return PTR_ERR(res->ref_clk); ++ + res->pci_reset = devm_reset_control_get(dev, "pci"); + if (IS_ERR(res->pci_reset)) + return PTR_ERR(res->pci_reset); +@@ -349,6 +430,14 @@ static int qcom_pcie_get_resources_v0(st + if (IS_ERR(res->phy_reset)) + return PTR_ERR(res->phy_reset); + ++ res->ext_reset = devm_reset_control_get(dev, "ext"); ++ if (IS_ERR(res->ext_reset)) ++ return PTR_ERR(res->ext_reset); ++ ++ if (of_property_read_u8(dev->of_node, "phy-tx0-term-offset", ++ &res->phy_tx0_term_offset)) ++ res->phy_tx0_term_offset = 0; ++ + return 0; + } + +@@ -461,6 +550,57 @@ err_res: + qcom_pcie_disable_resources_v1(pcie); + } + ++static void qcom_pcie_prog_viewport_cfg0(struct qcom_pcie *pcie, u32 busdev) ++{ ++ struct pcie_port *pp = &pcie->pp; ++ ++ /* ++ * program and enable address translation region 0 (device config ++ * address space); region type config; ++ * axi config address range to device config address range ++ */ ++ writel(PCIE20_PLR_IATU_REGION_OUTBOUND | ++ PCIE20_PLR_IATU_REGION_INDEX(0), ++ pcie->dbi + PCIE20_PLR_IATU_VIEWPORT); ++ ++ writel(PCIE20_PLR_IATU_TYPE_CFG0, pcie->dbi + PCIE20_PLR_IATU_CTRL1); ++ writel(PCIE20_PLR_IATU_ENABLE, pcie->dbi + PCIE20_PLR_IATU_CTRL2); ++ writel(pp->cfg0_mod_base, pcie->dbi + PCIE20_PLR_IATU_LBAR); ++ writel((pp->cfg0_mod_base >> 32), pcie->dbi + PCIE20_PLR_IATU_UBAR); ++ writel((pp->cfg0_mod_base + pp->cfg0_size - 1), ++ pcie->dbi + PCIE20_PLR_IATU_LAR); ++ writel(busdev, pcie->dbi + PCIE20_PLR_IATU_LTAR); ++ writel(0, pcie->dbi + PCIE20_PLR_IATU_UTAR); ++} ++ ++static void qcom_pcie_prog_viewport_mem2_outbound(struct qcom_pcie *pcie) ++{ ++ struct pcie_port *pp = &pcie->pp; ++ ++ /* ++ * program and enable address translation region 2 (device resource ++ * address space); region type memory; ++ * axi device bar address range to device bar address range ++ */ ++ writel(PCIE20_PLR_IATU_REGION_OUTBOUND | ++ PCIE20_PLR_IATU_REGION_INDEX(2), ++ pcie->dbi + PCIE20_PLR_IATU_VIEWPORT); ++ ++ writel(PCIE20_PLR_IATU_TYPE_MEM, pcie->dbi + PCIE20_PLR_IATU_CTRL1); ++ writel(PCIE20_PLR_IATU_ENABLE, pcie->dbi + PCIE20_PLR_IATU_CTRL2); ++ writel(pp->mem_mod_base, pcie->dbi + PCIE20_PLR_IATU_LBAR); ++ writel((pp->mem_mod_base >> 32), pcie->dbi + PCIE20_PLR_IATU_UBAR); ++ writel(pp->mem_mod_base + pp->mem_size - 1, ++ pcie->dbi + PCIE20_PLR_IATU_LAR); ++ writel(pp->mem_bus_addr, pcie->dbi + PCIE20_PLR_IATU_LTAR); ++ writel(upper_32_bits(pp->mem_bus_addr), ++ pcie->dbi + PCIE20_PLR_IATU_UTAR); ++ ++ /* 1K PCIE buffer setting */ ++ writel(0x3, pcie->dbi + PCIE20_AXI_MSTR_RESP_COMP_CTRL0); ++ writel(0x1, pcie->dbi + PCIE20_AXI_MSTR_RESP_COMP_CTRL1); ++} ++ + static void qcom_pcie_host_init_v0(struct pcie_port *pp) + { + struct qcom_pcie *pcie = to_qcom_pcie(pp); +@@ -476,9 +616,26 @@ static void qcom_pcie_host_init_v0(struc + + writel_masked(pcie->parf + PCIE20_PARF_PHY_CTRL, BIT(0), 0); + +- /* enable external reference clock */ +- writel_masked(pcie->parf + PCIE20_PARF_PHY_REFCLK, 0, BIT(16)); ++ /* Set Tx termination offset */ ++ writel_masked(pcie->parf + PCIE20_PARF_PHY_CTRL, ++ PHY_CTRL_PHY_TX0_TERM_OFFSET_MASK, ++ PHY_CTRL_PHY_TX0_TERM_OFFSET(res->phy_tx0_term_offset)); ++ ++ /* PARF programming */ ++ writel(PCS_DEEMPH_TX_DEEMPH_GEN1(0x18) | ++ PCS_DEEMPH_TX_DEEMPH_GEN2_3_5DB(0x18) | ++ PCS_DEEMPH_TX_DEEMPH_GEN2_6DB(0x22), ++ pcie->parf + PCIE20_PARF_PCS_DEEMPH); ++ writel(PCS_SWING_TX_SWING_FULL(0x78) | ++ PCS_SWING_TX_SWING_LOW(0x78), ++ pcie->parf + PCIE20_PARF_PCS_SWING); ++ writel(PHY_RX0_EQ(0x4), pcie->parf + PCIE20_PARF_CONFIG_BITS); ++ ++ /* Enable reference clock */ ++ writel_masked(pcie->parf + PCIE20_PARF_PHY_REFCLK, ++ REF_USE_PAD, REF_SSP_EN); + ++ /* De-assert PHY, PCIe, POR and AXI resets */ + ret = reset_control_deassert(res->phy_reset); + if (ret) { + dev_err(dev, "cannot deassert phy reset\n"); +@@ -517,6 +674,9 @@ static void qcom_pcie_host_init_v0(struc + if (ret) + goto err; + ++ qcom_pcie_prog_viewport_cfg0(pcie, MSM_PCIE_DEV_CFG_ADDR); ++ qcom_pcie_prog_viewport_mem2_outbound(pcie); ++ + return; + err: + qcom_ep_reset_assert(pcie); diff --git a/target/linux/ipq806x/patches-3.18/115-add-pcie-aux-clk-dts.patch b/target/linux/ipq806x/patches-3.18/115-add-pcie-aux-clk-dts.patch new file mode 100644 index 0000000000..13ff921ba4 --- /dev/null +++ b/target/linux/ipq806x/patches-3.18/115-add-pcie-aux-clk-dts.patch @@ -0,0 +1,80 @@ +--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi +@@ -336,15 +336,21 @@ + + clocks = <&gcc PCIE_A_CLK>, + <&gcc PCIE_H_CLK>, +- <&gcc PCIE_PHY_CLK>; +- clock-names = "core", "iface", "phy"; ++ <&gcc PCIE_PHY_CLK>, ++ <&gcc PCIE_AUX_CLK>, ++ <&gcc PCIE_ALT_REF_CLK>; ++ clock-names = "core", "iface", "phy", "aux", "ref"; ++ ++ assigned-clocks = <&gcc PCIE_ALT_REF_CLK>; ++ assigned-clock-rates = <100000000>; + + resets = <&gcc PCIE_ACLK_RESET>, + <&gcc PCIE_HCLK_RESET>, + <&gcc PCIE_POR_RESET>, + <&gcc PCIE_PCI_RESET>, +- <&gcc PCIE_PHY_RESET>; +- reset-names = "axi", "ahb", "por", "pci", "phy"; ++ <&gcc PCIE_PHY_RESET>, ++ <&gcc PCIE_EXT_RESET>; ++ reset-names = "axi", "ahb", "por", "pci", "phy", "ext"; + + status = "disabled"; + }; +@@ -377,15 +383,21 @@ + + clocks = <&gcc PCIE_1_A_CLK>, + <&gcc PCIE_1_H_CLK>, +- <&gcc PCIE_1_PHY_CLK>; +- clock-names = "core", "iface", "phy"; ++ <&gcc PCIE_1_PHY_CLK>, ++ <&gcc PCIE_1_AUX_CLK>, ++ <&gcc PCIE_1_ALT_REF_CLK>; ++ clock-names = "core", "iface", "phy", "aux", "ref"; ++ ++ assigned-clocks = <&gcc PCIE_1_ALT_REF_CLK>; ++ assigned-clock-rates = <100000000>; + + resets = <&gcc PCIE_1_ACLK_RESET>, + <&gcc PCIE_1_HCLK_RESET>, + <&gcc PCIE_1_POR_RESET>, + <&gcc PCIE_1_PCI_RESET>, +- <&gcc PCIE_1_PHY_RESET>; +- reset-names = "axi", "ahb", "por", "pci", "phy"; ++ <&gcc PCIE_1_PHY_RESET>, ++ <&gcc PCIE_1_EXT_RESET>; ++ reset-names = "axi", "ahb", "por", "pci", "phy", "ext"; + + status = "disabled"; + }; +@@ -418,15 +430,21 @@ + + clocks = <&gcc PCIE_2_A_CLK>, + <&gcc PCIE_2_H_CLK>, +- <&gcc PCIE_2_PHY_CLK>; +- clock-names = "core", "iface", "phy"; ++ <&gcc PCIE_2_PHY_CLK>, ++ <&gcc PCIE_2_AUX_CLK>, ++ <&gcc PCIE_2_ALT_REF_CLK>; ++ clock-names = "core", "iface", "phy", "aux", "ref"; ++ ++ assigned-clocks = <&gcc PCIE_2_ALT_REF_CLK>; ++ assigned-clock-rates = <100000000>; + + resets = <&gcc PCIE_2_ACLK_RESET>, + <&gcc PCIE_2_HCLK_RESET>, + <&gcc PCIE_2_POR_RESET>, + <&gcc PCIE_2_PCI_RESET>, +- <&gcc PCIE_2_PHY_RESET>; +- reset-names = "axi", "ahb", "por", "pci", "phy"; ++ <&gcc PCIE_2_PHY_RESET>, ++ <&gcc PCIE_2_EXT_RESET>; ++ reset-names = "axi", "ahb", "por", "pci", "phy", "ext"; + + status = "disabled"; + }; diff --git a/target/linux/ipq806x/patches-3.18/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch b/target/linux/ipq806x/patches-3.18/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch index 851682a9aa..e1b41d80dc 100644 --- a/target/linux/ipq806x/patches-3.18/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch +++ b/target/linux/ipq806x/patches-3.18/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch @@ -22,7 +22,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; chosen { -@@ -59,6 +60,15 @@ +@@ -61,6 +62,15 @@ bias-none; }; }; @@ -38,7 +38,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; gsbi@16300000 { -@@ -168,5 +178,33 @@ +@@ -170,5 +180,33 @@ pinctrl-0 = <&pcie1_pins>; pinctrl-names = "default"; }; @@ -82,7 +82,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; chosen { -@@ -62,6 +63,15 @@ +@@ -65,6 +66,15 @@ bias-none; }; }; @@ -98,7 +98,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; gsbi2: gsbi@12480000 { -@@ -173,5 +183,44 @@ +@@ -176,5 +186,44 @@ pinctrl-0 = <&pcie2_pins>; pinctrl-names = "default"; }; diff --git a/target/linux/ipq806x/patches-4.1/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch b/target/linux/ipq806x/patches-4.1/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch index df96ad5878..fc2fe0a460 100644 --- a/target/linux/ipq806x/patches-4.1/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch +++ b/target/linux/ipq806x/patches-4.1/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch @@ -15,14 +15,15 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> --- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts -@@ -35,6 +35,22 @@ +@@ -35,6 +35,24 @@ bias-disable; }; + pcie0_pins: pcie0_pinmux { + mux { + pins = "gpio3"; -+ drive-strength = <2>; ++ function = "pcie1_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -30,7 +31,8 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> + pcie1_pins: pcie1_pinmux { + mux { + pins = "gpio48"; -+ drive-strength = <2>; ++ function = "pcie2_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -38,7 +40,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> spi_pins: spi_pins { mux { pins = "gpio18", "gpio19", "gpio21"; -@@ -114,5 +130,19 @@ +@@ -114,5 +132,19 @@ sata@29000000 { status = "ok"; }; @@ -60,14 +62,15 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; --- a/arch/arm/boot/dts/qcom-ipq8064-db149.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-db149.dts -@@ -30,6 +30,30 @@ +@@ -30,6 +30,33 @@ bias-disable; }; + pcie0_pins: pcie0_pinmux { + mux { + pins = "gpio3"; -+ drive-strength = <2>; ++ function = "pcie1_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -75,7 +78,8 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> + pcie1_pins: pcie1_pinmux { + mux { + pins = "gpio48"; -+ drive-strength = <2>; ++ function = "pcie2_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -83,7 +87,8 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> + pcie2_pins: pcie2_pinmux { + mux { + pins = "gpio63"; -+ drive-strength = <2>; ++ function = "pcie3_rst"; ++ drive-strength = <12>; + bias-disable; + }; + }; @@ -91,7 +96,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> spi_pins: spi_pins { mux { pins = "gpio18", "gpio19", "gpio21"; -@@ -128,5 +152,26 @@ +@@ -128,5 +155,26 @@ usb30@1 { status = "ok"; }; diff --git a/target/linux/ipq806x/patches-4.1/114-pcie-add-ctlr-init.patch b/target/linux/ipq806x/patches-4.1/114-pcie-add-ctlr-init.patch new file mode 100644 index 0000000000..11c9810fe2 --- /dev/null +++ b/target/linux/ipq806x/patches-4.1/114-pcie-add-ctlr-init.patch @@ -0,0 +1,278 @@ +--- a/drivers/pci/host/pcie-qcom.c ++++ b/drivers/pci/host/pcie-qcom.c +@@ -29,8 +29,53 @@ + + #include "pcie-designware.h" + ++/* DBI registers */ ++#define PCIE20_CAP 0x70 ++#define PCIE20_CAP_LINKCTRLSTATUS (PCIE20_CAP + 0x10) ++ ++#define PCIE20_AXI_MSTR_RESP_COMP_CTRL0 0x818 ++#define PCIE20_AXI_MSTR_RESP_COMP_CTRL1 0x81c ++ ++#define PCIE20_PLR_IATU_VIEWPORT 0x900 ++#define PCIE20_PLR_IATU_REGION_OUTBOUND (0x0 << 31) ++#define PCIE20_PLR_IATU_REGION_INDEX(x) (x << 0) ++ ++#define PCIE20_PLR_IATU_CTRL1 0x904 ++#define PCIE20_PLR_IATU_TYPE_CFG0 (0x4 << 0) ++#define PCIE20_PLR_IATU_TYPE_MEM (0x0 << 0) ++ ++#define PCIE20_PLR_IATU_CTRL2 0x908 ++#define PCIE20_PLR_IATU_ENABLE BIT(31) ++ ++#define PCIE20_PLR_IATU_LBAR 0x90C ++#define PCIE20_PLR_IATU_UBAR 0x910 ++#define PCIE20_PLR_IATU_LAR 0x914 ++#define PCIE20_PLR_IATU_LTAR 0x918 ++#define PCIE20_PLR_IATU_UTAR 0x91c ++ ++#define MSM_PCIE_DEV_CFG_ADDR 0x01000000 ++ ++/* PARF registers */ ++#define PCIE20_PARF_PCS_DEEMPH 0x34 ++#define PCS_DEEMPH_TX_DEEMPH_GEN1(x) (x << 16) ++#define PCS_DEEMPH_TX_DEEMPH_GEN2_3_5DB(x) (x << 8) ++#define PCS_DEEMPH_TX_DEEMPH_GEN2_6DB(x) (x << 0) ++ ++#define PCIE20_PARF_PCS_SWING 0x38 ++#define PCS_SWING_TX_SWING_FULL(x) (x << 8) ++#define PCS_SWING_TX_SWING_LOW(x) (x << 0) ++ + #define PCIE20_PARF_PHY_CTRL 0x40 ++#define PHY_CTRL_PHY_TX0_TERM_OFFSET_MASK (0x1f << 16) ++#define PHY_CTRL_PHY_TX0_TERM_OFFSET(x) (x << 16) ++ + #define PCIE20_PARF_PHY_REFCLK 0x4C ++#define REF_SSP_EN BIT(16) ++#define REF_USE_PAD BIT(12) ++ ++#define PCIE20_PARF_CONFIG_BITS 0x50 ++#define PHY_RX0_EQ(x) (x << 24) ++ + #define PCIE20_PARF_DBI_BASE_ADDR 0x168 + #define PCIE20_PARF_SLV_ADDR_SPACE_SIZE 0x16c + #define PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT 0x178 +@@ -39,9 +84,6 @@ + #define PCIE20_ELBI_SYS_STTS 0x08 + #define XMLH_LINK_UP BIT(10) + +-#define PCIE20_CAP 0x70 +-#define PCIE20_CAP_LINKCTRLSTATUS (PCIE20_CAP + 0x10) +- + #define PERST_DELAY_MIN_US 1000 + #define PERST_DELAY_MAX_US 1005 + +@@ -56,14 +98,18 @@ struct qcom_pcie_resources_v0 { + struct clk *iface_clk; + struct clk *core_clk; + struct clk *phy_clk; ++ struct clk *aux_clk; ++ struct clk *ref_clk; + struct reset_control *pci_reset; + struct reset_control *axi_reset; + struct reset_control *ahb_reset; + struct reset_control *por_reset; + struct reset_control *phy_reset; ++ struct reset_control *ext_reset; + struct regulator *vdda; + struct regulator *vdda_phy; + struct regulator *vdda_refclk; ++ uint8_t phy_tx0_term_offset; + }; + + struct qcom_pcie_resources_v1 { +@@ -156,10 +202,13 @@ static void qcom_pcie_disable_resources_ + reset_control_assert(res->axi_reset); + reset_control_assert(res->ahb_reset); + reset_control_assert(res->por_reset); +- reset_control_assert(res->pci_reset); ++ reset_control_assert(res->phy_reset); ++ reset_control_assert(res->ext_reset); + clk_disable_unprepare(res->iface_clk); + clk_disable_unprepare(res->core_clk); + clk_disable_unprepare(res->phy_clk); ++ clk_disable_unprepare(res->aux_clk); ++ clk_disable_unprepare(res->ref_clk); + regulator_disable(res->vdda); + regulator_disable(res->vdda_phy); + regulator_disable(res->vdda_refclk); +@@ -201,6 +250,12 @@ static int qcom_pcie_enable_resources_v0 + goto err_vdda_phy; + } + ++ ret = reset_control_deassert(res->ext_reset); ++ if (ret) { ++ dev_err(dev, "cannot assert ext reset\n"); ++ goto err_reset_ext; ++ } ++ + ret = clk_prepare_enable(res->iface_clk); + if (ret) { + dev_err(dev, "cannot prepare/enable iface clock\n"); +@@ -219,6 +274,18 @@ static int qcom_pcie_enable_resources_v0 + goto err_clk_phy; + } + ++ ret = clk_prepare_enable(res->aux_clk); ++ if (ret) { ++ dev_err(dev, "cannot prepare/enable aux clock\n"); ++ goto err_clk_aux; ++ } ++ ++ ret = clk_prepare_enable(res->ref_clk); ++ if (ret) { ++ dev_err(dev, "cannot prepare/enable ref clock\n"); ++ goto err_clk_ref; ++ } ++ + ret = reset_control_deassert(res->ahb_reset); + if (ret) { + dev_err(dev, "cannot deassert ahb reset\n"); +@@ -228,12 +295,18 @@ static int qcom_pcie_enable_resources_v0 + return 0; + + err_reset_ahb: ++ clk_disable_unprepare(res->ref_clk); ++err_clk_ref: ++ clk_disable_unprepare(res->aux_clk); ++err_clk_aux: + clk_disable_unprepare(res->phy_clk); + err_clk_phy: + clk_disable_unprepare(res->core_clk); + err_clk_core: + clk_disable_unprepare(res->iface_clk); + err_iface: ++ reset_control_assert(res->ext_reset); ++err_reset_ext: + regulator_disable(res->vdda_phy); + err_vdda_phy: + regulator_disable(res->vdda_refclk); +@@ -329,6 +402,14 @@ static int qcom_pcie_get_resources_v0(st + if (IS_ERR(res->phy_clk)) + return PTR_ERR(res->phy_clk); + ++ res->aux_clk = devm_clk_get(dev, "aux"); ++ if (IS_ERR(res->aux_clk)) ++ return PTR_ERR(res->aux_clk); ++ ++ res->ref_clk = devm_clk_get(dev, "ref"); ++ if (IS_ERR(res->ref_clk)) ++ return PTR_ERR(res->ref_clk); ++ + res->pci_reset = devm_reset_control_get(dev, "pci"); + if (IS_ERR(res->pci_reset)) + return PTR_ERR(res->pci_reset); +@@ -349,6 +430,14 @@ static int qcom_pcie_get_resources_v0(st + if (IS_ERR(res->phy_reset)) + return PTR_ERR(res->phy_reset); + ++ res->ext_reset = devm_reset_control_get(dev, "ext"); ++ if (IS_ERR(res->ext_reset)) ++ return PTR_ERR(res->ext_reset); ++ ++ if (of_property_read_u8(dev->of_node, "phy-tx0-term-offset", ++ &res->phy_tx0_term_offset)) ++ res->phy_tx0_term_offset = 0; ++ + return 0; + } + +@@ -461,6 +550,57 @@ err_res: + qcom_pcie_disable_resources_v1(pcie); + } + ++static void qcom_pcie_prog_viewport_cfg0(struct qcom_pcie *pcie, u32 busdev) ++{ ++ struct pcie_port *pp = &pcie->pp; ++ ++ /* ++ * program and enable address translation region 0 (device config ++ * address space); region type config; ++ * axi config address range to device config address range ++ */ ++ writel(PCIE20_PLR_IATU_REGION_OUTBOUND | ++ PCIE20_PLR_IATU_REGION_INDEX(0), ++ pcie->dbi + PCIE20_PLR_IATU_VIEWPORT); ++ ++ writel(PCIE20_PLR_IATU_TYPE_CFG0, pcie->dbi + PCIE20_PLR_IATU_CTRL1); ++ writel(PCIE20_PLR_IATU_ENABLE, pcie->dbi + PCIE20_PLR_IATU_CTRL2); ++ writel(pp->cfg0_mod_base, pcie->dbi + PCIE20_PLR_IATU_LBAR); ++ writel((pp->cfg0_mod_base >> 32), pcie->dbi + PCIE20_PLR_IATU_UBAR); ++ writel((pp->cfg0_mod_base + pp->cfg0_size - 1), ++ pcie->dbi + PCIE20_PLR_IATU_LAR); ++ writel(busdev, pcie->dbi + PCIE20_PLR_IATU_LTAR); ++ writel(0, pcie->dbi + PCIE20_PLR_IATU_UTAR); ++} ++ ++static void qcom_pcie_prog_viewport_mem2_outbound(struct qcom_pcie *pcie) ++{ ++ struct pcie_port *pp = &pcie->pp; ++ ++ /* ++ * program and enable address translation region 2 (device resource ++ * address space); region type memory; ++ * axi device bar address range to device bar address range ++ */ ++ writel(PCIE20_PLR_IATU_REGION_OUTBOUND | ++ PCIE20_PLR_IATU_REGION_INDEX(2), ++ pcie->dbi + PCIE20_PLR_IATU_VIEWPORT); ++ ++ writel(PCIE20_PLR_IATU_TYPE_MEM, pcie->dbi + PCIE20_PLR_IATU_CTRL1); ++ writel(PCIE20_PLR_IATU_ENABLE, pcie->dbi + PCIE20_PLR_IATU_CTRL2); ++ writel(pp->mem_mod_base, pcie->dbi + PCIE20_PLR_IATU_LBAR); ++ writel((pp->mem_mod_base >> 32), pcie->dbi + PCIE20_PLR_IATU_UBAR); ++ writel(pp->mem_mod_base + pp->mem_size - 1, ++ pcie->dbi + PCIE20_PLR_IATU_LAR); ++ writel(pp->mem_bus_addr, pcie->dbi + PCIE20_PLR_IATU_LTAR); ++ writel(upper_32_bits(pp->mem_bus_addr), ++ pcie->dbi + PCIE20_PLR_IATU_UTAR); ++ ++ /* 1K PCIE buffer setting */ ++ writel(0x3, pcie->dbi + PCIE20_AXI_MSTR_RESP_COMP_CTRL0); ++ writel(0x1, pcie->dbi + PCIE20_AXI_MSTR_RESP_COMP_CTRL1); ++} ++ + static void qcom_pcie_host_init_v0(struct pcie_port *pp) + { + struct qcom_pcie *pcie = to_qcom_pcie(pp); +@@ -476,9 +616,26 @@ static void qcom_pcie_host_init_v0(struc + + writel_masked(pcie->parf + PCIE20_PARF_PHY_CTRL, BIT(0), 0); + +- /* enable external reference clock */ +- writel_masked(pcie->parf + PCIE20_PARF_PHY_REFCLK, 0, BIT(16)); ++ /* Set Tx termination offset */ ++ writel_masked(pcie->parf + PCIE20_PARF_PHY_CTRL, ++ PHY_CTRL_PHY_TX0_TERM_OFFSET_MASK, ++ PHY_CTRL_PHY_TX0_TERM_OFFSET(res->phy_tx0_term_offset)); ++ ++ /* PARF programming */ ++ writel(PCS_DEEMPH_TX_DEEMPH_GEN1(0x18) | ++ PCS_DEEMPH_TX_DEEMPH_GEN2_3_5DB(0x18) | ++ PCS_DEEMPH_TX_DEEMPH_GEN2_6DB(0x22), ++ pcie->parf + PCIE20_PARF_PCS_DEEMPH); ++ writel(PCS_SWING_TX_SWING_FULL(0x78) | ++ PCS_SWING_TX_SWING_LOW(0x78), ++ pcie->parf + PCIE20_PARF_PCS_SWING); ++ writel(PHY_RX0_EQ(0x4), pcie->parf + PCIE20_PARF_CONFIG_BITS); ++ ++ /* Enable reference clock */ ++ writel_masked(pcie->parf + PCIE20_PARF_PHY_REFCLK, ++ REF_USE_PAD, REF_SSP_EN); + ++ /* De-assert PHY, PCIe, POR and AXI resets */ + ret = reset_control_deassert(res->phy_reset); + if (ret) { + dev_err(dev, "cannot deassert phy reset\n"); +@@ -517,6 +674,9 @@ static void qcom_pcie_host_init_v0(struc + if (ret) + goto err; + ++ qcom_pcie_prog_viewport_cfg0(pcie, MSM_PCIE_DEV_CFG_ADDR); ++ qcom_pcie_prog_viewport_mem2_outbound(pcie); ++ + return; + err: + qcom_ep_reset_assert(pcie); diff --git a/target/linux/ipq806x/patches-4.1/115-add-pcie-aux-clk-dts.patch b/target/linux/ipq806x/patches-4.1/115-add-pcie-aux-clk-dts.patch new file mode 100644 index 0000000000..59b7fcc1b3 --- /dev/null +++ b/target/linux/ipq806x/patches-4.1/115-add-pcie-aux-clk-dts.patch @@ -0,0 +1,80 @@ +--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi +@@ -359,15 +359,21 @@ + + clocks = <&gcc PCIE_A_CLK>, + <&gcc PCIE_H_CLK>, +- <&gcc PCIE_PHY_CLK>; +- clock-names = "core", "iface", "phy"; ++ <&gcc PCIE_PHY_CLK>, ++ <&gcc PCIE_AUX_CLK>, ++ <&gcc PCIE_ALT_REF_CLK>; ++ clock-names = "core", "iface", "phy", "aux", "ref"; ++ ++ assigned-clocks = <&gcc PCIE_ALT_REF_CLK>; ++ assigned-clock-rates = <100000000>; + + resets = <&gcc PCIE_ACLK_RESET>, + <&gcc PCIE_HCLK_RESET>, + <&gcc PCIE_POR_RESET>, + <&gcc PCIE_PCI_RESET>, +- <&gcc PCIE_PHY_RESET>; +- reset-names = "axi", "ahb", "por", "pci", "phy"; ++ <&gcc PCIE_PHY_RESET>, ++ <&gcc PCIE_EXT_RESET>; ++ reset-names = "axi", "ahb", "por", "pci", "phy", "ext"; + + status = "disabled"; + }; +@@ -400,15 +406,21 @@ + + clocks = <&gcc PCIE_1_A_CLK>, + <&gcc PCIE_1_H_CLK>, +- <&gcc PCIE_1_PHY_CLK>; +- clock-names = "core", "iface", "phy"; ++ <&gcc PCIE_1_PHY_CLK>, ++ <&gcc PCIE_1_AUX_CLK>, ++ <&gcc PCIE_1_ALT_REF_CLK>; ++ clock-names = "core", "iface", "phy", "aux", "ref"; ++ ++ assigned-clocks = <&gcc PCIE_1_ALT_REF_CLK>; ++ assigned-clock-rates = <100000000>; + + resets = <&gcc PCIE_1_ACLK_RESET>, + <&gcc PCIE_1_HCLK_RESET>, + <&gcc PCIE_1_POR_RESET>, + <&gcc PCIE_1_PCI_RESET>, +- <&gcc PCIE_1_PHY_RESET>; +- reset-names = "axi", "ahb", "por", "pci", "phy"; ++ <&gcc PCIE_1_PHY_RESET>, ++ <&gcc PCIE_1_EXT_RESET>; ++ reset-names = "axi", "ahb", "por", "pci", "phy", "ext"; + + status = "disabled"; + }; +@@ -441,15 +453,21 @@ + + clocks = <&gcc PCIE_2_A_CLK>, + <&gcc PCIE_2_H_CLK>, +- <&gcc PCIE_2_PHY_CLK>; +- clock-names = "core", "iface", "phy"; ++ <&gcc PCIE_2_PHY_CLK>, ++ <&gcc PCIE_2_AUX_CLK>, ++ <&gcc PCIE_2_ALT_REF_CLK>; ++ clock-names = "core", "iface", "phy", "aux", "ref"; ++ ++ assigned-clocks = <&gcc PCIE_2_ALT_REF_CLK>; ++ assigned-clock-rates = <100000000>; + + resets = <&gcc PCIE_2_ACLK_RESET>, + <&gcc PCIE_2_HCLK_RESET>, + <&gcc PCIE_2_POR_RESET>, + <&gcc PCIE_2_PCI_RESET>, +- <&gcc PCIE_2_PHY_RESET>; +- reset-names = "axi", "ahb", "por", "pci", "phy"; ++ <&gcc PCIE_2_PHY_RESET>, ++ <&gcc PCIE_2_EXT_RESET>; ++ reset-names = "axi", "ahb", "por", "pci", "phy", "ext"; + + status = "disabled"; + }; diff --git a/target/linux/ipq806x/patches-4.1/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch b/target/linux/ipq806x/patches-4.1/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch index f327050410..d17ff446e2 100644 --- a/target/linux/ipq806x/patches-4.1/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch +++ b/target/linux/ipq806x/patches-4.1/707-ARM-dts-qcom-add-mdio-nodes-to-ap148-db149.patch @@ -22,7 +22,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; chosen { -@@ -59,6 +60,15 @@ +@@ -61,6 +62,15 @@ bias-none; }; }; @@ -38,7 +38,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; gsbi@16300000 { -@@ -144,5 +154,33 @@ +@@ -146,5 +156,33 @@ pinctrl-0 = <&pcie1_pins>; pinctrl-names = "default"; }; @@ -82,7 +82,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; chosen { -@@ -62,6 +63,15 @@ +@@ -65,6 +66,15 @@ bias-none; }; }; @@ -98,7 +98,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; gsbi2: gsbi@12480000 { -@@ -173,5 +183,44 @@ +@@ -176,5 +186,44 @@ pinctrl-0 = <&pcie2_pins>; pinctrl-names = "default"; }; diff --git a/target/linux/ipq806x/patches-4.1/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch b/target/linux/ipq806x/patches-4.1/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch index 7f290d9384..ce45089590 100644 --- a/target/linux/ipq806x/patches-4.1/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch +++ b/target/linux/ipq806x/patches-4.1/708-ARM-dts-qcom-add-gmac-nodes-to-ipq806x-platforms.patch @@ -12,7 +12,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> --- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts -@@ -69,6 +69,16 @@ +@@ -71,6 +71,16 @@ bias-disable; }; }; @@ -29,7 +29,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; gsbi@16300000 { -@@ -182,5 +192,26 @@ +@@ -184,5 +194,26 @@ reg = <4>; }; }; @@ -58,7 +58,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; --- a/arch/arm/boot/dts/qcom-ipq8064-db149.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-db149.dts -@@ -72,6 +72,14 @@ +@@ -75,6 +75,14 @@ bias-disable; }; }; @@ -73,7 +73,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; gsbi2: gsbi@12480000 { -@@ -222,5 +230,40 @@ +@@ -225,5 +233,40 @@ reg = <7>; }; }; @@ -116,7 +116,7 @@ Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> }; --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi -@@ -577,5 +577,91 @@ +@@ -595,5 +595,91 @@ status = "disabled"; }; |