[u-boot.git] / arch / arm / dts / k3-am6548-iot2050-advanced-m2-bkey-usb3-overlay.dtso

// SPDX-License-Identifier: GPL-2.0
/*
 * IOT2050 M.2 variant, overlay for B-key USB3.0 + E-key PCIE1_LANE0
 * Copyright (c) Siemens AG, 2022
 *
 * Authors:
 *   Chao Zeng <[email protected]>
 *   Jan Kiszka <[email protected]>
 */

/dts-v1/;
/plugin/;

#include <dt-bindings/phy/phy.h>
#include <dt-bindings/gpio/gpio.h>

&serdes0 {
	assigned-clock-parents = <&k3_clks 153 7>, <&k3_clks 153 4>;
};

&pcie0_rc {
	status = "disabled";
};

&pcie1_rc {
	pinctrl-names = "default";
	pinctrl-0 = <&minipcie_pins_default>;

	num-lanes = <1>;
	phys = <&serdes1 PHY_TYPE_PCIE 0>;
	phy-names = "pcie-phy0";
	reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

&dwc3_0 {
	assigned-clock-parents = <&k3_clks 151 4>,  /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */
				 <&k3_clks 151 8>;  /* set PIPE3_TXB_CLK to WIZ8B2M4VSB */
	phys = <&serdes0 PHY_TYPE_USB3 0>;
	phy-names = "usb3-phy";
};

&usb0 {
	maximum-speed = "super-speed";
	snps,dis-u1-entry-quirk;
	snps,dis-u2-entry-quirk;
};
Commit	Line	Data
352ed65d JK	1	// SPDX-License-Identifier: GPL-2.0
	2	/*
	3	* IOT2050 M.2 variant, overlay for B-key USB3.0 + E-key PCIE1_LANE0
	4	* Copyright (c) Siemens AG, 2022
	5	*
	6	* Authors:
	7	* Chao Zeng <[email protected]>
	8	* Jan Kiszka <[email protected]>
	9	*/
	10
	11	/dts-v1/;
	12	/plugin/;
	13
	14	#include <dt-bindings/phy/phy.h>
	15	#include <dt-bindings/gpio/gpio.h>
	16
	17	&serdes0 {
	18	assigned-clock-parents = <&k3_clks 153 7>, <&k3_clks 153 4>;
	19	};
	20
	21	&pcie0_rc {
	22	status = "disabled";
	23	};
	24
	25	&pcie1_rc {
	26	pinctrl-names = "default";
	27	pinctrl-0 = <&minipcie_pins_default>;
	28
	29	num-lanes = <1>;
	30	phys = <&serdes1 PHY_TYPE_PCIE 0>;
	31	phy-names = "pcie-phy0";
	32	reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>;
	33	status = "okay";
	34	};
	35
	36	&dwc3_0 {
	37	assigned-clock-parents = <&k3_clks 151 4>, /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */
	38	<&k3_clks 151 8>; /* set PIPE3_TXB_CLK to WIZ8B2M4VSB */
	39	phys = <&serdes0 PHY_TYPE_USB3 0>;
	40	phy-names = "usb3-phy";
	41	};
	42
	43	&usb0 {
	44	maximum-speed = "super-speed";
	45	snps,dis-u1-entry-quirk;
	46	snps,dis-u2-entry-quirk;
	47	};