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arm64: dts: imx8mp-phyboard-pollux-rdk: Add support for PCIe

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Add support for the Mini PCIe slot.

Signed-off-by: Benjamin Hahn <B.Hahn@phytec.de>
Reviewed-by: Yannic Moog <y.moog@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Benjamin Hahn 2024-08-23 10:01:32 +02:00 committed by Shawn Guo
parent 52e6774ac3
commit 9454132128
1 changed files with 27 additions and 0 deletions
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27
arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
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@ -6,6 +6,7 @@
/dts-v1/;
#include <dt-bindings/phy/phy-imx8-pcie.h>
#include <dt-bindings/leds/leds-pca9532.h>
#include <dt-bindings/pwm/pwm.h>
#include "imx8mp-phycore-som.dtsi"
@ -221,6 +222,23 @@
status = "okay";
};
&pcie_phy {
clocks = <&hsio_blk_ctrl>;
clock-names = "ref";
fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_OUTPUT>;
fsl,clkreq-unsupported;
status = "okay";
};
/* Mini PCIe */
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie0>;
reset-gpio = <&gpio1 8 GPIO_ACTIVE_LOW>;
vpcie-supply = <&reg_vcc_3v3_sw>;
status = "okay";
};
&pwm3 {
status = "okay";
pinctrl-names = "default";
@ -405,6 +423,15 @@
>;
};
pinctrl_pcie0: pcie0grp {
fsl,pins = <
MX8MP_IOMUXC_GPIO1_IO08__GPIO1_IO08 0x40
MX8MP_IOMUXC_GPIO1_IO10__GPIO1_IO10 0x60
MX8MP_IOMUXC_GPIO1_IO11__GPIO1_IO11 0x60 /* open drain, pull up */
MX8MP_IOMUXC_GPIO1_IO14__GPIO1_IO14 0x40
>;
};
pinctrl_pwm3: pwm3grp {
fsl,pins = <
MX8MP_IOMUXC_SPDIF_TX__PWM3_OUT 0x12