usbtest: device-side peer for the Linux kernel usbtest battery + DCD fixes across 13 ports#3758

Merged

hathach merged 31 commits into

Jul 17, 2026

Commits on Jul 9, 2026

class/vendor: add interrupt/iso endpoint pairs and alt-setting support

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usbd: forward vendor EP0 requests; clear ep state on iso activate

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dcd: route samd/rusb2/ip3511/nrf5x through iso alloc/activate

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dcd(samd): implement iso alloc/activate

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dcd(rusb2): iso alloc/activate; bound the FIFO-ready wait

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dcd(ip3511): iso alloc/activate; retire armed buffers via EPSKIP

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dcd(nrf5x): errata 199 DMA workaround + iso alloc/activate

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dcd(rp2040): re-issue in-flight transfer on clear-halt toggle reset

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dcd(fsdev): don't disarm an armed endpoint on clear-halt toggle reset

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dcd(musb): flush TX FIFO on halt; don't load a disarmed pipe

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dcd(ch32-usbhs): re-queue the pending OUT read on clear-halt

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dcd(ch32-usbfs): isochronous support

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bsp(ch32): naked fsdev ISRs so nested USBD IRQs return safely

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example(usbtest): device-side peer for the Linux kernel usbtest battery

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test/hil: usbtest.py runner + HIL integration

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audio: drop stale EP-busy note in audiod_set_interface

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skills: usbtest/usb-debug/usb-recover docs, hil runner notes

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Commits on Jul 11, 2026

Commits on Jul 13, 2026

rusb2: EP0 OUT reliability, HS UTMI PHY power-up, FS-only build support

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Commits on Jul 15, 2026