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[46.4.26.8]) by smtp.gmail.com with ESMTPSA id y4sm2679994itb.22.2017.08.14.04.34.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 14 Aug 2017 04:34:31 -0700 (PDT) From: srinivas.kandagatla@linaro.org To: Andy Gross , linux-arm-msm@vger.kernel.org Cc: linux-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH 1/3] arm64: dts: qcom: msm8996: add support to pcie Date: Mon, 14 Aug 2017 13:34:17 +0200 Message-Id: <20170814113420.30866-1-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.11.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Srinivas Kandagatla This patch adds support to 3 pcie root complexes found on MSM8996. Signed-off-by: Srinivas Kandagatla --- arch/arm64/boot/dts/qcom/msm8996-pins.dtsi | 195 +++++++++++++++++++++++++++++ arch/arm64/boot/dts/qcom/msm8996.dtsi | 166 ++++++++++++++++++++++++ 2 files changed, 361 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi b/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi index 659940434842..c5c42e94f387 100644 --- a/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi @@ -300,4 +300,199 @@ drive-strength = <2>; /* 2 MA */ }; }; + + pcie0_clkreq_default: pcie0_clkreq_default { + mux { + pins = "gpio36"; + function = "pci_e0"; + }; + + config { + pins = "gpio36"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie0_perst_default: pcie0_perst_default { + mux { + pins = "gpio35"; + function = "gpio"; + }; + + config { + pins = "gpio35"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie0_wake_default: pcie0_wake_default { + mux { + pins = "gpio37"; + function = "gpio"; + }; + + config { + pins = "gpio37"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie0_clkreq_sleep: pcie0_clkreq_sleep { + mux { + pins = "gpio36"; + function = "gpio"; + }; + + config { + pins = "gpio36"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie0_wake_sleep: pcie0_wake_sleep { + mux { + pins = "gpio37"; + function = "gpio"; + }; + + config { + pins = "gpio37"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie1_clkreq_default: pcie1_clkreq_default { + mux { + pins = "gpio131"; + function = "pci_e1"; + }; + + config { + pins = "gpio131"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie1_perst_default: pcie1_perst_default { + mux { + pins = "gpio130"; + function = "gpio"; + }; + + config { + pins = "gpio130"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie1_wake_default: pcie1_wake_default { + mux { + pins = "gpio132"; + function = "gpio"; + }; + + config { + pins = "gpio132"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie1_clkreq_sleep: pcie1_clkreq_sleep { + mux { + pins = "gpio131"; + function = "gpio"; + }; + + config { + pins = "gpio131"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie1_wake_sleep: pcie1_wake_sleep { + mux { + pins = "gpio132"; + function = "gpio"; + }; + + config { + pins = "gpio132"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie2_clkreq_default: pcie2_clkreq_default { + mux { + pins = "gpio115"; + function = "pci_e2"; + }; + + config { + pins = "gpio115"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie2_perst_default: pcie2_perst_default { + mux { + pins = "gpio114"; + function = "gpio"; + }; + + config { + pins = "gpio114"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie2_wake_default: pcie2_wake_default { + mux { + pins = "gpio116"; + function = "gpio"; + }; + + config { + pins = "gpio116"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie2_clkreq_sleep: pcie2_clkreq_sleep { + mux { + pins = "gpio115"; + function = "gpio"; + }; + + config { + pins = "gpio115"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie2_wake_sleep: pcie2_wake_sleep { + mux { + pins = "gpio116"; + function = "gpio"; + }; + + config { + pins = "gpio116"; + drive-strength = <2>; + bias-disable; + }; + }; }; diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index 887b61c872dd..d158fd16c440 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -819,6 +819,172 @@ phy-names = "usb2-phy", "usb3-phy"; }; }; + + agnoc@0 { + power-domains = <&gcc AGGRE0_NOC_GDSC>; + compatible = "simple-pm-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + pcie0: qcom,pcie@00600000 { + compatible = "qcom,pcie-msm8996", "snps,dw-pcie"; + status = "disabled"; + power-domains = <&gcc PCIE0_GDSC>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + + reg = <0x00600000 0x2000>, + <0x0c000000 0xf1d>, + <0x0c000f20 0xa8>, + <0x0c100000 0x100000>; + reg-names = "parf", "dbi", "elbi","config"; + + phys = <&pciephy_0>; + phy-names = "pciephy"; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x0c200000 0x0c200000 0x0 0x100000>, + <0x02000000 0x0 0x0c300000 0x0c300000 0x0 0xd00000>; + + interrupts = ; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 244 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 245 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 247 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 248 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie0_clkreq_default &pcie0_perst_default &pcie0_wake_default>; + pinctrl-1 = <&pcie0_clkreq_sleep &pcie0_perst_default &pcie0_wake_sleep>; + + + vdda-supply = <&pm8994_l28>; + + linux,pci-domain = <0>; + + clocks = <&gcc GCC_PCIE_0_PIPE_CLK>, + <&gcc GCC_PCIE_0_AUX_CLK>, + <&gcc GCC_PCIE_0_CFG_AHB_CLK>, + <&gcc GCC_PCIE_0_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_0_SLV_AXI_CLK>; + + clock-names = "pipe", + "aux", + "cfg", + "bus_master", + "bus_slave"; + + }; + + pcie1: qcom,pcie@00608000 { + compatible = "qcom,pcie-msm8996", "snps,dw-pcie"; + power-domains = <&gcc PCIE1_GDSC>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + + status = "disabled"; + + reg = <0x00608000 0x2000>, + <0x0d000000 0xf1d>, + <0x0d000f20 0xa8>, + <0x0d100000 0x100000>; + + reg-names = "parf", "dbi", "elbi","config"; + + phys = <&pciephy_1>; + phy-names = "pciephy"; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x0d200000 0x0d200000 0x0 0x100000>, + <0x02000000 0x0 0x0d300000 0x0d300000 0x0 0xd00000>; + + interrupts = ; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 272 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 273 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 274 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 275 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie1_clkreq_default &pcie1_perst_default &pcie1_wake_default>; + pinctrl-1 = <&pcie1_clkreq_sleep &pcie1_perst_default &pcie1_wake_sleep>; + + + vdda-supply = <&pm8994_l28>; + linux,pci-domain = <1>; + + clocks = <&gcc GCC_PCIE_1_PIPE_CLK>, + <&gcc GCC_PCIE_1_AUX_CLK>, + <&gcc GCC_PCIE_1_CFG_AHB_CLK>, + <&gcc GCC_PCIE_1_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_1_SLV_AXI_CLK>; + + clock-names = "pipe", + "aux", + "cfg", + "bus_master", + "bus_slave"; + }; + + pcie2: qcom,pcie@00610000 { + compatible = "qcom,pcie-msm8996", "snps,dw-pcie"; + power-domains = <&gcc PCIE2_GDSC>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + status = "disabled"; + reg = <0x00610000 0x2000>, + <0x0e000000 0xf1d>, + <0x0e000f20 0xa8>, + <0x0e100000 0x100000>; + + reg-names = "parf", "dbi", "elbi","config"; + + phys = <&pciephy_2>; + phy-names = "pciephy"; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x0e200000 0x0e200000 0x0 0x100000>, + <0x02000000 0x0 0x0e300000 0x0e300000 0x0 0x1d00000>; + + device_type = "pci"; + + interrupts = ; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 142 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 143 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 144 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 145 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie2_clkreq_default &pcie2_perst_default &pcie2_wake_default>; + pinctrl-1 = <&pcie2_clkreq_sleep &pcie2_perst_default &pcie2_wake_sleep >; + + vdda-supply = <&pm8994_l28>; + + linux,pci-domain = <2>; + clocks = <&gcc GCC_PCIE_2_PIPE_CLK>, + <&gcc GCC_PCIE_2_AUX_CLK>, + <&gcc GCC_PCIE_2_CFG_AHB_CLK>, + <&gcc GCC_PCIE_2_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_2_SLV_AXI_CLK>; + + clock-names = "pipe", + "aux", + "cfg", + "bus_master", + "bus_slave"; + }; + }; }; adsp-pil {