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Message-ID: <c5b0e7e3-7e74-308f-a64b-f472acd670eb@linaro.org>
Date:   Wed, 28 Dec 2022 16:08:59 +0100
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Subject: Re: [PATCH v1 02/11] ARM: dts: amlogic: Used onboard usb hub reset to
 enable usb hub
Content-Language: en-US
To:     Anand Moon <linux.amoon@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Neil Armstrong <neil.armstrong@linaro.org>,
        Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Cc:     linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
References: <20221228100321.15949-1-linux.amoon@gmail.com>
 <20221228100321.15949-3-linux.amoon@gmail.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20221228100321.15949-3-linux.amoon@gmail.com>
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Precedence: bulk

On 28/12/2022 11:03, Anand Moon wrote:
> On Odroid c1 previously use gpio-hog to reset the usb hub,
> switch to used on board usb hub reset to enable the usb hub
> and enable power to usb hub.
> 
> Add usb hub regulator as per the schematic.
> 
> Signed-off-by: Anand Moon <linux.amoon@gmail.com>
> ---
>  arch/arm/boot/dts/meson8b-odroidc1.dts | 40 +++++++++++++++++---------
>  1 file changed, 27 insertions(+), 13 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
> index 04356bc639fa..3b29169aac43 100644
> --- a/arch/arm/boot/dts/meson8b-odroidc1.dts
> +++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
> @@ -185,6 +185,33 @@ vdd_rtc: regulator-vdd-rtc {
>  
>  		vin-supply = <&vcc_3v3>;
>  	};
> +
> +	usb_otg_pwr: regulator-usb-pwrs {
> +		compatible = "regulator-fixed";
> +		regulator-name = "USB_OTG_PWR";
> +
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +
> +		/* signal name from schematics: PWREN */
> +		gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +		vin-supply = <&p5v0>;
> +	};
> +
> +	usb {
> +		dr_mode = "host";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		hub@1 {
> +			/* Genesys Logic GL852G-OHG usb hub */
> +			compatible = "genesys,usb5e3,610";

Wrong compatible. Does not match pattern in usb-device.yaml.


Best regards,
Krzysztof