Re: smsc9514 - waiting for devices (Re: Pandaboard ES)

On Fri, May 09, 2025 at 04:42:15PM +0800, Rui-Xiang Guo wrote:
> On Wed, May 07, 2025 at 08:26:39PM -0400, Lwazi Dube wrote:
> > On Sun, 4 May 2025 at 06:04, Rui-Xiang Guo <[email protected]> wrote:
> > 
> > > Hi,
> > > my test steps:
> > > smsc9514 is activated in u-boot first
> > > => usb info
> > > 1: Hub,  USB Revision 2.0
> > >  - u-boot EHCI Host Controller
> > > <snip>
> > >
> > > then booting kernel and I get such related debug messages:
> > > [   2.0001780] uhub0 at usb0: NetBSD (0x0000) EHCI root hub (0x0000),
> > > class 9/0, rev 2.00/1.00, addr 1
> > > [   2.0099135] uhub0: 3 ports with 3 removable, self powered
> > > [   2.0419450] uhub1 at usb1: NetBSD (0x0000) MOTG root hub (0x0000),
> > > class 9/0, rev 2.00/1.00, addr 1
> > > [   2.0579597] uhub1: 1 port with 1 removable, self powered
> > > [   2.0739677] WARNING: system needs entropy for security; see entropy(7)
> > > [   2.6273143] IPsec: Initialized Security Association Processing.
> > > [   2.6657300] sdmmc1: couldn't enable card: 60
> > > [   2.6913199] aes: ARM NEON vpaes
> > > [   2.6977225] chacha: ARM NEON ChaCha
> > > [   2.7041246] adiantum: self-test passed
> > > [   2.7116708] aes_ccm: self-test passed
> > > [   2.7201230] blake2s: self-test passed
> > > [   2.7457158] sdmmc0: SD card status: 4-bit, C10
> > > [   2.7521158] ld0 at sdmmc0: <0x03:0x5344:SU16G:0x80:0x1bec8779:0x0c8>
> > > [   2.7649147] ld0: 15193 MB, 7717 cyl, 64 head, 63 sec, 512 bytes/sect x
> > > 31116288 sectors
> > > [   2.7841226] ld0: 4-bit width, High-Speed/SDR25, 50.000 MHz
> > > [   3.1105168] waiting for devices: usb0 uhub0
> > > [   3.4369144] waiting for devices: usb0 uhub0
> > > [...]
> > > [  22.6945067] waiting for devices: usb0 uhub0
> > > [  23.0209050] waiting for devices: usb0 uhub0
> > > [  23.2257045] uhub0: device problem, disabling port 1
> > > [  23.2333415] waiting for devices: usb0
> > >
> > > Any ideas?
> > >
> > > -rxg
> > >
> > 
> > The kernel is overwriting your u-boot settings. Try commenting out
> > ti_usb_init(sc).
> 
> Helpful tip!
> 
> [   2.8356554] uhub2 at uhub0 port 1: vendor 0424 (0x0424) product 9514 (0x9514), class 9/0, rev 2.00/2.00, addr 2
> [   2.8544543] uhub2: multiple transaction translators
> [   3.1716543] usmsc0 at uhub2 port 1
> [   3.1780713] usmsc0: vendor 0424 (0x0424) product ec00 (0xec00), rev 2.00/2.00, addr 3
> [   3.2036592] smscphy0 at usmsc0 phy 1: SMSC LAN8700 10/100 Ethernet Transceiver, rev. 3
> [   3.2196595] smscphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> [   3.2331832] usmsc0: Ethernet address ff:ff:ff:ff:ff:ff
> 
> I add wip/u-boot-omap4-panda for smsc9514 support in legacy mode because
> the chip doesn't work in the modern u-boot of pandaboard.
> But it is better to be activated in NetBSD without u-boot support.

For activating smsc9514 on pandaboard, it requires the special procedure.
I change my mind to let the switch remain in u-boot.
Keep things simple. :)

-rxg