On 3/17/25 07:59, Troy Lee wrote:
AST27x0 has 4 EHCI controllers, where each CPU and I/O die has 2
instances. This patch use existing TYPE_PLATFORM_EHCI. After wiring up
the EHCI controller, the ast2700a1-evb can find up to 4 USB EHCI
interfaces.
ehci-platform 12061000.usb: EHCI Host Controller
ehci-platform 12061000.usb: new USB bus registered, assigned bus number 2
ehci-platform 12063000.usb: EHCI Host Controller
ehci-platform 12063000.usb: new USB bus registered, assigned bus number 3
ehci-platform 12061000.usb: irq 88, io mem 0x12061000
ehci-platform 12063000.usb: irq 90, io mem 0x12063000
ehci-platform 14121000.usb: EHCI Host Controller
ehci-platform 14123000.usb: EHCI Host Controller
ehci-platform 12061000.usb: USB 2.0 started, EHCI 1.00
ehci-platform 14121000.usb: new USB bus registered, assigned bus number 5
ehci-platform 14123000.usb: new USB bus registered, assigned bus number 6
ehci-platform 14121000.usb: irq 91, io mem 0x14121000
ehci-platform 14123000.usb: irq 92, io mem 0x14123000
ehci-platform 12063000.usb: USB 2.0 started, EHCI 1.00
usb usb2: Manufacturer: Linux 6.6.78-dirty-bafd2830c17c-gbafd2830c17c-dirty
ehci_hcd
usb usb3: Manufacturer: Linux 6.6.78-dirty-bafd2830c17c-gbafd2830c17c-dirty
ehci_hcd
ehci-platform 14121000.usb: USB 2.0 started, EHCI 1.00
usb usb5: Manufacturer: Linux 6.6.78-dirty-bafd2830c17c-gbafd2830c17c-dirty
ehci_hcd
ehci-platform 14123000.usb: USB 2.0 started, EHCI 1.00
usb usb6: Manufacturer: Linux 6.6.78-dirty-bafd2830c17c-gbafd2830c17c-dirty
ehci_hcd
Note that, AST27x0A0 only has 2 EHCI controllers due to hw issue.
Signed-off-by: Troy Lee <troy_...@aspeedtech.com>
Applied to aspeed-next.
Thanks,
C.
