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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Sherry Sun The i.MX95-19x19-EVK has the PCIe M.2 Mechanical Key E connector to connect wireless connectivity cards over PCIe and UART interfaces. Hence, describe the connector node and link it with the PCIe 0 Root Port and LPUART5 nodes through graph port/endpoint. Signed-off-by: Sherry Sun --- .../boot/dts/freescale/imx95-19x19-evk.dts | 55 ++++++++++++++----- 1 file changed, 41 insertions(+), 14 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts index c08731dfb1ee..d2c0345f0d61 100644 --- a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts @@ -57,6 +57,37 @@ memory@80000000 { reg = <0x0 0x80000000 0 0x80000000>; }; + m2-connector { + compatible = "pcie-m2-e-connector"; + vpcie3v3-supply = <®_m2_pwr>; + w-disable1-gpios = <&i2c7_pcal6524 6 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + m2_e_pcie_ep: endpoint@0 { + reg = <0>; + remote-endpoint = <&pcie0_port0_ep>; + }; + }; + + port@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + m2_e_uart_ep: endpoint@0 { + reg = <0>; + remote-endpoint = <&lpuart5_ep>; + }; + }; + }; + }; + fan0: pwm-fan { compatible = "pwm-fan"; #cooling-cells = <2>; @@ -145,16 +176,6 @@ reg_m2_pwr: regulator-m2-pwr { startup-delay-us = <5000>; }; - reg_pcie0: regulator-pcie { - compatible = "regulator-fixed"; - regulator-name = "PCIE_WLAN_EN"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - vin-supply = <®_m2_pwr>; - gpio = <&i2c7_pcal6524 6 GPIO_ACTIVE_HIGH>; - enable-active-high; - }; - reg_slot_pwr: regulator-slot-pwr { compatible = "regulator-fixed"; regulator-name = "PCIe slot-power"; @@ -477,8 +498,10 @@ &lpuart5 { pinctrl-0 = <&pinctrl_uart5>; status = "okay"; - bluetooth { - compatible = "nxp,88w8987-bt"; + port { + lpuart5_ep: endpoint { + remote-endpoint = <&m2_e_uart_ep>; + }; }; }; @@ -555,8 +578,12 @@ &pcie0_ep { &pcie0_port0 { reset-gpios = <&i2c7_pcal6524 5 GPIO_ACTIVE_LOW>; - vpcie-supply = <®_pcie0>; - vpcie3v3aux-supply = <®_pcie0>; + + port { + pcie0_port0_ep: endpoint { + remote-endpoint = <&m2_e_pcie_ep>; + }; + }; }; &pcie1 { -- 2.50.1