From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Rob Herring <robh@kernel.org>
Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Min Guo <min.guo@mediatek.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
devicetree@vger.kernel.org, David Airlie <airlied@linux.ie>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org,
Kishon Vijay Abraham I <kishon@ti.com>,
Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
Vinod Koul <vkoul@kernel.org>, CK Hu <ck.hu@mediatek.com>,
linux-mediatek@lists.infradead.org,
Daniel Vetter <daniel@ffwll.ch>,
Matthias Brugger <matthias.bgg@gmail.com>,
Stanley Chu <stanley.chu@mediatek.com>,
"David S . Miller" <davem@davemloft.net>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 2/8] dt-bindings: phy: convert phy-mtk-tphy.txt to YAML schema
Date: Tue, 20 Oct 2020 10:33:12 +0800 [thread overview]
Message-ID: <1603161192.29336.141.camel@mhfsdcap03> (raw)
In-Reply-To: <20201016170444.GB1562276@bogus>
On Fri, 2020-10-16 at 12:04 -0500, Rob Herring wrote:
> On Tue, Oct 13, 2020 at 04:52:01PM +0800, Chunfeng Yun wrote:
> > Convert phy-mtk-tphy.txt to YAML schema mediatek,tphy.yaml
> >
> > Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
> > ---
> > v2: modify description and compatible
> > ---
> > .../bindings/phy/mediatek,tphy.yaml | 263 ++++++++++++++++++
> > .../devicetree/bindings/phy/phy-mtk-tphy.txt | 162 -----------
> > 2 files changed, 263 insertions(+), 162 deletions(-)
> > create mode 100755 Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
> > delete mode 100644 Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt
> >
> > diff --git a/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml b/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
> > new file mode 100755
> > index 000000000000..56ad8be69095
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
> > @@ -0,0 +1,263 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +# Copyright (c) 2020 MediaTek
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/phy/mediatek,tphy.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: MediaTek T-PHY Controller Device Tree Bindings
> > +
> > +maintainers:
> > + - Chunfeng Yun <chunfeng.yun@mediatek.com>
> > +
> > +description: |
> > + The T-PHY controller supports physical layer functionality for a number of
> > + controllers on MediaTek SoCs, includes USB2.0, USB3.0, PCIe and SATA.
[...]
> > +properties:
> > + $nodename:
> > + pattern: "^t-phy@[0-9a-f]+$"
>
> Wrong indentation. Should be 1 less.
Yes, will fix it
>
> > +
> > + compatible:
> > + oneOf:
> > + - items:
> > + - enum:
> > + - mediatek,mt2701-tphy
> > + - mediatek,mt7623-tphy
> > + - mediatek,mt7622-tphy
> > + - mediatek,mt8516-tphy
> > + - const: mediatek,generic-tphy-v1
> > + - items:
> > + - enum:
> > + - mediatek,mt2712-tphy
> > + - mediatek,mt7629-tphy
> > + - mediatek,mt8183-tphy
> > + - const: mediatek,generic-tphy-v2
> > + - const: mediatek,mt2701-u3phy
> > + deprecated: true
> > + - const: mediatek,mt2712-u3phy
> > + deprecated: true
> > + - const: mediatek,mt8173-u3phy
> > +
> > + reg:
> > + description: |
>
> Don't need '|' if there's no formatting to preserve.
Got it
>
> > + Register shared by multiple ports, exclude port's private register.
> > + It is needed for T-PHY V1, such as mt2701 and mt8173, but not for
> > + T-PHY V2, such as mt2712.
> > + maxItems: 1
> > +
> > + "#address-cells":
> > + enum: [1, 2]
> > +
> > + "#size-cells":
> > + enum: [1, 2]
>
> Wrong indent.
Will fix it and check it in other patches
>
> > +
> > + # Used with non-empty value if optional 'reg' is not provided.
> > + # The format of the value is an arbitrary number of triplets of
> > + # (child-bus-address, parent-bus-address, length).
> > + ranges: true
> > +
> > + mediatek,src-ref-clk-mhz:
> > + description:
> > + Frequency of reference clock for slew rate calibrate
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + default: 26
> > +
> > + mediatek,src-coef:
> > + description:
> > + Coefficient for slew rate calibrate, depends on SoC process
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + default: 28
> > +
> > +# Required child node:
> > +patternProperties:
> > + "^usb-phy@[0-9a-f]+$":
> > + type: object
> > + description: |
> > + A sub-node is required for each port the controller provides.
> > + Address range information including the usual 'reg' property
> > + is used inside these nodes to describe the controller's topology.
> > +
> > + properties:
> > + reg:
> > + maxItems: 1
> > +
> > + clocks:
> > + minItems: 1
> > + maxItems: 2
> > + items:
> > + - description: Reference clock, (HS is 48Mhz, SS/P is 24~27Mhz)
> > + - description: Reference clock of analog phy
> > + description: |
> > + Uses both clocks if the clock of analog and digital phys are
> > + separated, otherwise uses "ref" clock only if needed.
> > +
> > + clock-names:
> > + minItems: 1
> > + maxItems: 2
> > + items:
> > + - const: ref
> > + - const: da_ref
> > +
> > + "#phy-cells":
> > + const: 1
> > + description: |
> > + The cells contain the following arguments.
> > +
> > + - description: The PHY type
> > + enum:
> > + - PHY_TYPE_USB2
> > + - PHY_TYPE_USB3
> > + - PHY_TYPE_PCIE
> > + - PHY_TYPE_SATA
> > +
> > + #The following optional vendor properties are only for debug or HQA test
>
> space ^
Ok, will add it
>
> > + mediatek,eye-src:
> > + description:
> > + The value of slew rate calibrate (U2 phy)
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + minimum: 1
> > + maximum: 7
> > +
> > + mediatek,eye-vrt:
> > + description:
> > + The selection of VRT reference voltage (U2 phy)
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + minimum: 1
> > + maximum: 7
> > +
> > + mediatek,eye-term:
> > + description:
> > + The selection of HS_TX TERM reference voltage (U2 phy)
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + minimum: 1
> > + maximum: 7
> > +
> > + mediatek,intr:
> > + description:
> > + The selection of internal resistor (U2 phy)
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + minimum: 1
> > + maximum: 31
> > +
> > + mediatek,discth:
> > + description:
> > + The selection of disconnect threshold (U2 phy)
> > + $ref: /schemas/types.yaml#/definitions/uint32
> > + minimum: 1
> > + maximum: 15
> > +
> > + mediatek,bc12:
> > + description:
> > + Specify the flag to enable BC1.2 if support it
> > + type: boolean
> > +
> > + required:
> > + - reg
> > + - "#phy-cells"
> > +
> > + additionalProperties: false
> > +
> > +required:
> > + - compatible
> > + - "#address-cells"
> > + - "#size-cells"
> > + - ranges
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > + - |
> > + #include <dt-bindings/clock/mt8173-clk.h>
> > + #include <dt-bindings/interrupt-controller/arm-gic.h>
> > + #include <dt-bindings/interrupt-controller/irq.h>
> > + #include <dt-bindings/phy/phy.h>
> > + susb: usb@11271000 {
>
> Drop unused labels.
Ok
>
> > + compatible = "mediatek,mt8173-mtu3";
> > + reg = <0x11271000 0x3000>, <0x11280700 0x0100>;
> > + reg-names = "mac", "ippc";
> > + phys = <&u2port0 PHY_TYPE_USB2>,
> > + <&u3port0 PHY_TYPE_USB3>,
> > + <&u2port1 PHY_TYPE_USB2>;
> > + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
> > + };
> > +
> > + u3phy: t-phy@11290000 {
> > + compatible = "mediatek,mt8173-u3phy";
> > + reg = <0x11290000 0x800>;
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + ranges;
> > + status = "okay";
>
> Don't show status in examples.
Ok, will remove it
Thanks a lot
>
> > +
> > + u2port0: usb-phy@11290800 {
> > + reg = <0x11290800 0x100>;
> > + clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>, <&clk48m>;
> > + clock-names = "ref", "da_ref";
> > + #phy-cells = <1>;
> > + status = "okay";
> > + };
[...]
> > 2.18.0
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next prev parent reply other threads:[~2020-10-20 2:33 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20201013085207.17749-1-chunfeng.yun@mediatek.com>
[not found] ` <20201013085207.17749-7-chunfeng.yun@mediatek.com>
2020-10-13 12:49 ` [PATCH v2 7/8] dt-bindings: usb: convert mediatek,mtu3.txt to YAML schema Rob Herring
2020-10-16 17:00 ` [PATCH v2 1/8] dt-bindings: phy: convert phy-mtk-xsphy.txt " Rob Herring
2020-10-20 2:30 ` Chunfeng Yun
[not found] ` <20201013085207.17749-2-chunfeng.yun@mediatek.com>
2020-10-16 17:04 ` [PATCH v2 2/8] dt-bindings: phy: convert phy-mtk-tphy.txt " Rob Herring
2020-10-20 2:33 ` Chunfeng Yun [this message]
2020-10-16 17:05 ` Rob Herring
2020-10-20 2:34 ` Chunfeng Yun
[not found] ` <20201013085207.17749-3-chunfeng.yun@mediatek.com>
2020-10-16 17:06 ` [PATCH v2 3/8] dt-bindings: phy: convert phy-mtk-ufs.txt " Rob Herring
[not found] ` <20201013085207.17749-4-chunfeng.yun@mediatek.com>
2020-10-14 4:44 ` [PATCH v2 4/8] dt-bindings: phy: convert HDMI PHY binding " CK Hu
2020-10-14 7:07 ` Chunfeng Yun
2020-10-16 17:07 ` Rob Herring
[not found] ` <20201013085207.17749-5-chunfeng.yun@mediatek.com>
2020-10-16 17:08 ` [PATCH v2 5/8] dt-bindings: usb: convert mediatek, musb.txt " Rob Herring
[not found] ` <20201013085207.17749-6-chunfeng.yun@mediatek.com>
2020-10-16 17:14 ` [PATCH v2 6/8] dt-bindings: usb: convert mediatek,mtk-xhci.txt " Rob Herring
2020-10-20 2:40 ` Chunfeng Yun
2020-10-14 1:44 [PATCH v2 1/8] dt-bindings: phy: convert phy-mtk-xsphy.txt " Chunfeng Yun
2020-10-14 1:44 ` [PATCH v2 2/8] dt-bindings: phy: convert phy-mtk-tphy.txt " Chunfeng Yun
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