linux-loongson/arch/arm64/boot/dts/ti/k3-am65-iot2050-usb3.dtsi
Jan Kiszka f1a024f76d arm64: dts: ti: iot2050: Factor out enabling of USB3 support
Already simplifies the existing code by avoid the switch back in the m2
variant to what k3-am65-main.dtsi provided as base.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Link: https://lore.kernel.org/r/51d9be5ddbf74f90bc915ab5473b9ea9a4b0cdf7.1707463401.git.jan.kiszka@siemens.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
2024-02-15 19:43:25 +05:30

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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) Siemens AG, 2024
*
* Authors:
* Jan Kiszka <jan.kiszka@siemens.com>
*
* Common bits for IOT2050 variants with USB3 support
*/
&serdes0 {
assigned-clocks = <&k3_clks 153 4>, <&serdes0 AM654_SERDES_CMU_REFCLK>;
assigned-clock-parents = <&k3_clks 153 7>, <&k3_clks 153 4>;
};
&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;
};