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Hermes SMTP Server) with ESMTPA ID 5d8cd76683ae8e1715048acbf0e2e771; Fri, 04 Nov 2022 19:31:51 +0000 (UTC) From: Mark Millard Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable List-Id: Porting FreeBSD to ARM processors List-Archive: https://lists.freebsd.org/archives/freebsd-arm List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-arm@freebsd.org Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) Subject: Re: FYI: Rock64 USB3 port no longer works for main [so: 14] (looks like dtb changes invalidating use of the old .dtbo and needing kernel changes) Date: Fri, 4 Nov 2022 12:31:51 -0700 References: <8A639ABB-D8CC-47D6-A106-A5E2463E7AEE@yahoo.com> <665C125A-3E2B-408F-8F6E-B2D23237F06A@yahoo.com> To: freebsd-arm In-Reply-To: <665C125A-3E2B-408F-8F6E-B2D23237F06A@yahoo.com> Message-Id: X-Mailer: Apple Mail (2.3696.120.41.1.1) X-Rspamd-Queue-Id: 4N3rNY0hQlz3fXf X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=yahoo.com header.s=s2048 header.b="Jn/FNCwy"; dmarc=pass (policy=reject) header.from=yahoo.com; spf=pass (mx1.freebsd.org: domain of marklmi@yahoo.com designates 98.137.64.31 as permitted sender) smtp.mailfrom=marklmi@yahoo.com X-Spamd-Result: default: False [-3.50 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-0.999]; DMARC_POLICY_ALLOW(-0.50)[yahoo.com,reject]; MV_CASE(0.50)[]; R_DKIM_ALLOW(-0.20)[yahoo.com:s=s2048]; R_SPF_ALLOW(-0.20)[+ptr:yahoo.com]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DWL_DNSWL_NONE(0.00)[yahoo.com:dkim]; RCPT_COUNT_ONE(0.00)[1]; MID_RHS_MATCH_FROM(0.00)[]; ASN(0.00)[asn:36647, ipnet:98.137.64.0/20, country:US]; RCVD_IN_DNSWL_NONE(0.00)[98.137.64.31:from]; TO_DN_ALL(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; FREEMAIL_FROM(0.00)[yahoo.com]; RCVD_TLS_LAST(0.00)[]; DKIM_TRACE(0.00)[yahoo.com:+]; MIME_TRACE(0.00)[0:+]; FROM_EQ_ENVFROM(0.00)[]; FREEMAIL_ENVFROM(0.00)[yahoo.com]; MLMMJ_DEST(0.00)[freebsd-arm@freebsd.org] X-ThisMailContainsUnwantedMimeParts: N On 2022-Oct-22, at 23:00, Mark Millard wrote: > Well, turns out that part of the "Import device-tree files > from Linux 5.14" is: >=20 > = https://cgit.freebsd.org/src/commit/sys/contrib/device-tree/src/arm64/rock= chip/rk3328-rock64.dts?id=3D5956d97f4b32 >=20 > which has: >=20 > diff --git = a/sys/contrib/device-tree/src/arm64/rockchip/rk3328-rock64.dts = b/sys/contrib/device-tree/src/arm64/rockchip/rk3328-rock64.dts > index 3bef1f39bc6e..1b0f7e4551ea 100644 > --- a/sys/contrib/device-tree/src/arm64/rockchip/rk3328-rock64.dts > +++ b/sys/contrib/device-tree/src/arm64/rockchip/rk3328-rock64.dts > @@ -381,6 +381,11 @@ > status =3D "okay"; > }; >=20 > +&usbdrd3 { > + dr_mode =3D "host"; > + status =3D "okay"; > +}; > + > &usb_host0_ehci { > status =3D "okay"; > }; >=20 > usbdrd3 is for USB3, so "host" now has a sort of dtb change > in the interfacing for supporting host-mode USB3. The old: >=20 > /usr/main-src/sys/dts/arm64/overlays/rk3328-dwc3.dtso >=20 > has, in part: >=20 > usbdrd3: usb@ff600000 { > compatible =3D "rockchip,rk3328-dwc3"; > clocks =3D <&cru SCLK_USB3OTG_REF>, <&cru = SCLK_USB3OTG_SUSPEND>, > <&cru ACLK_USB3OTG>; > clock-names =3D "ref_clk", "suspend_clk", > "bus_clk"; > #address-cells =3D <2>; > #size-cells =3D <2>; > ranges; > status =3D "okay"; >=20 > usbdrd_dwc3: dwc3@ff600000 { > compatible =3D "snps,dwc3"; > reg =3D <0x0 0xff600000 0x0 0x100000>; > interrupts =3D ; > dr_mode =3D "host"; > phy_type =3D "utmi_wide"; > snps,dis_enblslpm_quirk; > snps,dis-u2-freeclk-exists-quirk; > snps,dis_u2_susphy_quirk; > snps,dis_u3_susphy_quirk; > snps,dis-del-phy-power-chg-quirk; > snps,dis-tx-ipgap-linecheck-quirk; > status =3D "okay"; > }; > }; >=20 > which looks to me to likely now conflict with the below --given > the added "host" usage as of 5.14 reported above: >=20 > /usr/main-src/sys/contrib/device-tree/src/arm64/rockchip/rk3328.dtsi >=20 > that, as of the 5.13 import, has: >=20 > usbdrd3: usb@ff600000 { > compatible =3D "rockchip,rk3328-dwc3", "snps,dwc3"; > reg =3D <0x0 0xff600000 0x0 0x100000>; > interrupts =3D ; > clocks =3D <&cru SCLK_USB3OTG_REF>, <&cru = SCLK_USB3OTG_SUSPEND>, > <&cru ACLK_USB3OTG>; > clock-names =3D "ref_clk", "suspend_clk", > "bus_clk"; > dr_mode =3D "otg"; > phy_type =3D "utmi_wide"; > snps,dis-del-phy-power-chg-quirk; > snps,dis_enblslpm_quirk; > snps,dis-tx-ipgap-linecheck-quirk; > snps,dis-u2-freeclk-exists-quirk; > snps,dis_u2_susphy_quirk; > snps,dis_u3_susphy_quirk; > status =3D "disabled"; > }; >=20 > My guess would be that some kernel changes are required > in order to track this structural changes, not just > avoiding the old .dtbo . Testing showed that disabling > the load of the .dtbo was insufficient to fix things. FYI: The mainline Linux commit that addeed usbdrd3 to arch/arm64/boot/dts/rockchip/rk3328.dtsi is the following from 2021-03-24: = https://github.com/torvalds/linux/commit/44dd5e2106dc2fd01697b539085818d1d= 1c58df0 The mainline Linux commit that added the enabling of the USB3 host mode in arch/arm64/boot/dts/rockchip/rk3328-rock64.dts is the following from 2021-05-01: = https://github.com/torvalds/linux/commit/bbac8bd65f5402281cb7b0452c1c5f367= 387b459 =3D=3D=3D Mark Millard marklmi at yahoo.com