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Mon, 03 Dec 2018 01:00:13 -0800 (PST) Subject: Re: [PATCH v1 01/12] dt-bindings: usb: add support for dwc3 controller on HiSilicon SoCs To: Chen Yu , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: wangbinghui@hisilicon.com, suzhuangluan@hisilicon.com, kongfei@hisilicon.com, Greg Kroah-Hartman , Rob Herring , Mark Rutland , John Stultz References: <20181203034515.91412-1-chenyu56@huawei.com> <20181203034515.91412-2-chenyu56@huawei.com> <33cda716-d09c-28e7-d4b4-26f246786f5e@huawei.com> From: Sergei Shtylyov Message-ID: <680c5b9f-e2c7-926d-7d10-4ce2cd091282@cogentembedded.com> Date: Mon, 3 Dec 2018 11:59:55 +0300 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <33cda716-d09c-28e7-d4b4-26f246786f5e@huawei.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03.12.2018 11:51, Chen Yu wrote: >>> This patch adds binding descriptions to support the dwc3 controller >>> on HiSilicon SoCs and boards like the HiKey960. >>> >>> Cc: Greg Kroah-Hartman >>> Cc: Rob Herring >>> Cc: Mark Rutland >>> Cc: John Stultz >>> Signed-off-by: Yu Chen >>> --- >>>   .../devicetree/bindings/usb/dwc3-hisi.txt          | 67 ++++++++++++++++++++++ >>>   1 file changed, 67 insertions(+) >>>   create mode 100644 Documentation/devicetree/bindings/usb/dwc3-hisi.txt >>> >>> diff --git a/Documentation/devicetree/bindings/usb/dwc3-hisi.txt b/Documentation/devicetree/bindings/usb/dwc3-hisi.txt >>> new file mode 100644 >>> index 000000000000..d32d2299a0a1 >>> --- /dev/null >>> +++ b/Documentation/devicetree/bindings/usb/dwc3-hisi.txt >>> @@ -0,0 +1,67 @@ >>> +HiSilicon DWC3 USB SoC controller >>> + >>> +This file documents the parameters for the dwc3-hisi driver. >>> + >>> +Required properties: >>> +- compatible:    should be "hisilicon,hi3660-dwc3" >>> +- clocks:    A list of phandle + clock-specifier pairs for the >>> +        clocks listed in clock-names >>> +- clock-names:    Specify clock names >>> +- resets:    list of phandle and reset specifier pairs. >>> + >>> +Sub-nodes: >>> +The dwc3 core should be added as subnode to HiSilicon DWC3 as shown in the >>> +example below. The DT binding details of dwc3 can be found in: >>> +Documentation/devicetree/bindings/usb/dwc3.txt >>> + >>> +Example: >>> +    usb3: hisi_dwc3 { >>> +        compatible = "hisilicon,hi3660-dwc3"; >>> +        #address-cells = <2>; >>> +        #size-cells = <2>; >>> +        ranges; >>> + >>> +        clocks = <&crg_ctrl HI3660_CLK_ABB_USB>, >>> +             <&crg_ctrl HI3660_ACLK_GATE_USB3OTG>; >>> +        clock-names = "clk_usb3phy_ref", "aclk_usb3otg"; >>> +        assigned-clocks = <&crg_ctrl HI3660_ACLK_GATE_USB3OTG>; >>> +        assigned-clock-rates = <229000000>; >>> +        resets = <&crg_rst 0x90 8>, >>> +             <&crg_rst 0x90 7>, >>> +             <&crg_rst 0x90 6>, >>> +             <&crg_rst 0x90 5>; >>> + >>> +        dwc3: dwc3@ff100000 { >> >>     According to the DT spec, the node names should be generic, not chip specific, i.e. usb@ff100000 in this case. >> > > Do you mean it should be usb@ff100000: dwc3@ff100000 ? dwc3: usb@ff100000 "dwc3:" is a label, not name. > Thanks! > >> [...] MBR, Sergei From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [v1,01/12] dt-bindings: usb: add support for dwc3 controller on HiSilicon SoCs From: Sergei Shtylyov Message-Id: <680c5b9f-e2c7-926d-7d10-4ce2cd091282@cogentembedded.com> Date: Mon, 3 Dec 2018 11:59:55 +0300 To: Chen Yu , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: wangbinghui@hisilicon.com, suzhuangluan@hisilicon.com, kongfei@hisilicon.com, Greg Kroah-Hartman , Rob Herring , Mark Rutland , John Stultz List-ID: T24gMDMuMTIuMjAxOCAxMTo1MSwgQ2hlbiBZdSB3cm90ZToKCj4+PiBUaGlzIHBhdGNoIGFkZHMg YmluZGluZyBkZXNjcmlwdGlvbnMgdG8gc3VwcG9ydCB0aGUgZHdjMyBjb250cm9sbGVyCj4+PiBv biBIaVNpbGljb24gU29DcyBhbmQgYm9hcmRzIGxpa2UgdGhlIEhpS2V5OTYwLgo+Pj4KPj4+IENj OiBHcmVnIEtyb2FoLUhhcnRtYW4gPGdyZWdraEBsaW51eGZvdW5kYXRpb24ub3JnPgo+Pj4gQ2M6 IFJvYiBIZXJyaW5nIDxyb2JoK2R0QGtlcm5lbC5vcmc+Cj4+PiBDYzogTWFyayBSdXRsYW5kIDxt YXJrLnJ1dGxhbmRAYXJtLmNvbT4KPj4+IENjOiBKb2huIFN0dWx0eiA8am9obi5zdHVsdHpAbGlu YXJvLm9yZz4KPj4+IFNpZ25lZC1vZmYtYnk6IFl1IENoZW4gPGNoZW55dTU2QGh1YXdlaS5jb20+ Cj4+PiAtLS0KPj4+ICDCoCAuLi4vZGV2aWNldHJlZS9iaW5kaW5ncy91c2IvZHdjMy1oaXNpLnR4 dMKgwqDCoMKgwqDCoMKgwqDCoCB8IDY3ICsrKysrKysrKysrKysrKysrKysrKysKPj4+ICDCoCAx IGZpbGUgY2hhbmdlZCwgNjcgaW5zZXJ0aW9ucygrKQo+Pj4gIMKgIGNyZWF0ZSBtb2RlIDEwMDY0 NCBEb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmluZGluZ3MvdXNiL2R3YzMtaGlzaS50eHQKPj4+ Cj4+PiBkaWZmIC0tZ2l0IGEvRG9jdW1lbnRhdGlvbi9kZXZpY2V0cmVlL2JpbmRpbmdzL3VzYi9k d2MzLWhpc2kudHh0IGIvRG9jdW1lbnRhdGlvbi9kZXZpY2V0cmVlL2JpbmRpbmdzL3VzYi9kd2Mz LWhpc2kudHh0Cj4+PiBuZXcgZmlsZSBtb2RlIDEwMDY0NAo+Pj4gaW5kZXggMDAwMDAwMDAwMDAw Li5kMzJkMjI5OWEwYTEKPj4+IC0tLSAvZGV2L251bGwKPj4+ICsrKyBiL0RvY3VtZW50YXRpb24v ZGV2aWNldHJlZS9iaW5kaW5ncy91c2IvZHdjMy1oaXNpLnR4dAo+Pj4gQEAgLTAsMCArMSw2NyBA QAo+Pj4gK0hpU2lsaWNvbiBEV0MzIFVTQiBTb0MgY29udHJvbGxlcgo+Pj4gKwo+Pj4gK1RoaXMg ZmlsZSBkb2N1bWVudHMgdGhlIHBhcmFtZXRlcnMgZm9yIHRoZSBkd2MzLWhpc2kgZHJpdmVyLgo+ Pj4gKwo+Pj4gK1JlcXVpcmVkIHByb3BlcnRpZXM6Cj4+PiArLSBjb21wYXRpYmxlOsKgwqDCoCBz aG91bGQgYmUgImhpc2lsaWNvbixoaTM2NjAtZHdjMyIKPj4+ICstIGNsb2NrczrCoMKgwqAgQSBs aXN0IG9mIHBoYW5kbGUgKyBjbG9jay1zcGVjaWZpZXIgcGFpcnMgZm9yIHRoZQo+Pj4gK8KgwqDC oMKgwqDCoMKgIGNsb2NrcyBsaXN0ZWQgaW4gY2xvY2stbmFtZXMKPj4+ICstIGNsb2NrLW5hbWVz OsKgwqDCoCBTcGVjaWZ5IGNsb2NrIG5hbWVzCj4+PiArLSByZXNldHM6wqDCoMKgIGxpc3Qgb2Yg cGhhbmRsZSBhbmQgcmVzZXQgc3BlY2lmaWVyIHBhaXJzLgo+Pj4gKwo+Pj4gK1N1Yi1ub2RlczoK Pj4+ICtUaGUgZHdjMyBjb3JlIHNob3VsZCBiZSBhZGRlZCBhcyBzdWJub2RlIHRvIEhpU2lsaWNv biBEV0MzIGFzIHNob3duIGluIHRoZQo+Pj4gK2V4YW1wbGUgYmVsb3cuIFRoZSBEVCBiaW5kaW5n IGRldGFpbHMgb2YgZHdjMyBjYW4gYmUgZm91bmQgaW46Cj4+PiArRG9jdW1lbnRhdGlvbi9kZXZp Y2V0cmVlL2JpbmRpbmdzL3VzYi9kd2MzLnR4dAo+Pj4gKwo+Pj4gK0V4YW1wbGU6Cj4+PiArwqDC oMKgIHVzYjM6IGhpc2lfZHdjMyB7Cj4+PiArwqDCoMKgwqDCoMKgwqAgY29tcGF0aWJsZSA9ICJo aXNpbGljb24saGkzNjYwLWR3YzMiOwo+Pj4gK8KgwqDCoMKgwqDCoMKgICNhZGRyZXNzLWNlbGxz ID0gPDI+Owo+Pj4gK8KgwqDCoMKgwqDCoMKgICNzaXplLWNlbGxzID0gPDI+Owo+Pj4gK8KgwqDC oMKgwqDCoMKgIHJhbmdlczsKPj4+ICsKPj4+ICvCoMKgwqDCoMKgwqDCoCBjbG9ja3MgPSA8JmNy Z19jdHJsIEhJMzY2MF9DTEtfQUJCX1VTQj4sCj4+PiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg IDwmY3JnX2N0cmwgSEkzNjYwX0FDTEtfR0FURV9VU0IzT1RHPjsKPj4+ICvCoMKgwqDCoMKgwqDC oCBjbG9jay1uYW1lcyA9ICJjbGtfdXNiM3BoeV9yZWYiLCAiYWNsa191c2Izb3RnIjsKPj4+ICvC oMKgwqDCoMKgwqDCoCBhc3NpZ25lZC1jbG9ja3MgPSA8JmNyZ19jdHJsIEhJMzY2MF9BQ0xLX0dB VEVfVVNCM09URz47Cj4+PiArwqDCoMKgwqDCoMKgwqAgYXNzaWduZWQtY2xvY2stcmF0ZXMgPSA8 MjI5MDAwMDAwPjsKPj4+ICvCoMKgwqDCoMKgwqDCoCByZXNldHMgPSA8JmNyZ19yc3QgMHg5MCA4 PiwKPj4+ICvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgPCZjcmdfcnN0IDB4OTAgNz4sCj4+PiAr wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIDwmY3JnX3JzdCAweDkwIDY+LAo+Pj4gK8KgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoCA8JmNyZ19yc3QgMHg5MCA1PjsKPj4+ICsKPj4+ICvCoMKgwqDCoMKg wqDCoCBkd2MzOiBkd2MzQGZmMTAwMDAwIHsKPj4KPj4gIMKgwqDCoCBBY2NvcmRpbmcgdG8gdGhl IERUIHNwZWMsIHRoZSBub2RlIG5hbWVzIHNob3VsZCBiZSBnZW5lcmljLCBub3QgY2hpcCBzcGVj aWZpYywgaS5lLiB1c2JAZmYxMDAwMDAgaW4gdGhpcyBjYXNlLgo+Pgo+IAo+IERvIHlvdSBtZWFu IGl0IHNob3VsZCBiZSB1c2JAZmYxMDAwMDA6IGR3YzNAZmYxMDAwMDAgPwoKCWR3YzM6IHVzYkBm ZjEwMDAwMAoKICAgICJkd2MzOiIgaXMgYSBsYWJlbCwgbm90IG5hbWUuCgo+IFRoYW5rcyEKPiAK Pj4gWy4uLl0KCk1CUiwgU2VyZ2VpCg==