From: Rob Herring <robh@kernel.org>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <treding@nvidia.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Mark Brown <broonie@kernel.org>,
Sebastian Reichel <sre@kernel.org>,
Peter Chen <peter.chen@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@kernel.org>, David Heidelberg <david@ixit.cz>,
devicetree@vger.kernel.org, linux-pm@vger.kernel.org,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-tegra@vger.kernel.org
Subject: Re: [PATCH v3 02/12] dt-bindings: phy: tegra20-usb-phy: Document properties needed for OTG mode
Date: Mon, 12 Jul 2021 09:41:39 -0600 [thread overview]
Message-ID: <20210712154139.GB1980362@robh.at.kernel.org> (raw)
In-Reply-To: <20210704225433.32029-3-digetx@gmail.com>
On Mon, Jul 05, 2021 at 01:54:23AM +0300, Dmitry Osipenko wrote:
> In order to support OTG mode we need these new properties:
>
> - interrupt
> - nvidia,pmc
> - nvidia,phy-instance
>
> The nvidia,phy-instance isn't strictly needed for the OTG mode since we
> know that only first controller supports it in practice, but it will be
> needed in general for supporting more complex hardware features that
> require knowledge of the PHY offset within common registers of the Power
> Management controller (PMC).
>
> Add the new properties to the bindings.
>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> .../bindings/phy/nvidia,tegra20-usb-phy.yaml | 20 +++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml
> index 593187234e6a..a108f1552042 100644
> --- a/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml
> +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml
> @@ -77,6 +77,9 @@ properties:
> - const: timer
> - const: utmi-pads
>
> + interrupts:
> + maxItems: 1
> +
> resets:
> oneOf:
> - maxItems: 1
> @@ -199,6 +202,17 @@ properties:
> maxItems: 1
> description: GPIO used to reset the PHY.
>
> + nvidia,pmc:
> + $ref: /schemas/types.yaml#/definitions/phandle
> + description:
> + Phandle to Power Management controller.
> +
Add a cell to this for the PHY reg offset and then get rid of the index:
> + nvidia,phy-instance:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 2
> + description: Unique hardware ID.
> +
> required:
> - compatible
> - reg
> @@ -320,6 +334,7 @@ examples:
> compatible = "nvidia,tegra124-usb-phy", "nvidia,tegra30-usb-phy";
> reg = <0x7d008000 0x4000>,
> <0x7d000000 0x4000>;
> + interrupts = <0 97 4>;
> phy_type = "utmi";
> clocks = <&tegra_car TEGRA124_CLK_USB3>,
> <&tegra_car TEGRA124_CLK_PLL_U>,
> @@ -338,6 +353,8 @@ examples:
> nvidia,hssquelch-level = <2>;
> nvidia,hsdiscon-level = <5>;
> nvidia,xcvr-hsslew = <12>;
> + nvidia,pmc = <&tegra_pmc>;
> + nvidia,phy-instance= <2>;
> };
>
> - |
> @@ -346,6 +363,7 @@ examples:
> usb-phy@c5004000 {
> compatible = "nvidia,tegra20-usb-phy";
> reg = <0xc5004000 0x4000>;
> + interrupts = <0 21 4>;
> phy_type = "ulpi";
> clocks = <&tegra_car TEGRA20_CLK_USB2>,
> <&tegra_car TEGRA20_CLK_PLL_U>,
> @@ -354,4 +372,6 @@ examples:
> resets = <&tegra_car 58>, <&tegra_car 22>;
> reset-names = "usb", "utmi-pads";
> #phy-cells = <0>;
> + nvidia,pmc = <&tegra_pmc>;
> + nvidia,phy-instance= <1>;
> };
> --
> 2.32.0
>
>
next prev parent reply other threads:[~2021-07-12 15:41 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-04 22:54 [PATCH v3 00/12] Add OTG mode support to Tegra USB PHY, SMB347 and Nexus 7 Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 01/12] dt-bindings: phy: tegra20-usb-phy: Convert to schema Dmitry Osipenko
2021-07-12 15:36 ` Rob Herring
2021-07-04 22:54 ` [PATCH v3 02/12] dt-bindings: phy: tegra20-usb-phy: Document properties needed for OTG mode Dmitry Osipenko
2021-07-12 15:41 ` Rob Herring [this message]
2021-07-12 23:33 ` Dmitry Osipenko
2021-07-14 23:10 ` Rob Herring
2021-07-15 15:36 ` Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 03/12] soc/tegra: pmc: Expose USB regmap to all SoCs Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 04/12] usb: phy: tegra: Support OTG mode programming Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 05/12] usb: otg-fsm: Fix hrtimer list corruption Dmitry Osipenko
2021-07-06 0:57 ` Peter Chen
2021-07-06 1:15 ` Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 06/12] dt-bindings: power: supply: smb347-charger: Document USB VBUS regulator Dmitry Osipenko
2021-07-12 15:39 ` Rob Herring
2021-07-13 0:22 ` Dmitry Osipenko
2021-07-14 23:01 ` Rob Herring
2021-07-15 15:29 ` Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 07/12] power: supply: smb347-charger: Make smb347_set_writable() IRQ-safe Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 08/12] power: supply: smb347-charger: Remove caching of charger state Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 09/12] power: supply: smb347-charger: Implement USB VBUS regulator Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 10/12] arm64: tegra132: Add new properties to USB PHY device-tree node Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 11/12] ARM: tegra: Add new properties to USB PHY device-tree nodes Dmitry Osipenko
2021-07-04 22:54 ` [PATCH v3 12/12] ARM: tegra: nexus7: Enable USB OTG mode Dmitry Osipenko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210712154139.GB1980362@robh.at.kernel.org \
--to=robh@kernel.org \
--cc=balbi@kernel.org \
--cc=broonie@kernel.org \
--cc=david@ixit.cz \
--cc=devicetree@vger.kernel.org \
--cc=digetx@gmail.com \
--cc=gregkh@linuxfoundation.org \
--cc=jonathanh@nvidia.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-tegra@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=peter.chen@kernel.org \
--cc=sre@kernel.org \
--cc=treding@nvidia.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).