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Re: [PATCH v3 1/5] hw/usb: Add basic i.MX USB Phy support
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [PATCH v3 1/5] hw/usb: Add basic i.MX USB Phy support |
Date: |
Wed, 19 May 2021 21:00:37 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 |
On 3/13/20 2:45 AM, Guenter Roeck wrote:
> Add basic USB PHY support as implemented in i.MX23, i.MX28, i.MX6,
> and i.MX7 SoCs.
>
> The only support really needed - at least to boot Linux - is support
> for soft reset, which needs to reset various registers to their initial
> value. Otherwise, just record register values.
>
> Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
> ---
> v3: Added Reviewed-by:;
> dropped duplicate "the" in comments;
> added new files to MAINTAINERS
> v2: New patch, replacing dummy STMP register support with basic USB PHY
> emulation.
>
> MAINTAINERS | 2 +
> hw/arm/Kconfig | 1 +
> hw/usb/Kconfig | 5 +
> hw/usb/Makefile.objs | 2 +
> hw/usb/imx-usb-phy.c | 225 +++++++++++++++++++++++++++++++++++
> include/hw/usb/imx-usb-phy.h | 53 +++++++++
> 6 files changed, 288 insertions(+)
> create mode 100644 hw/usb/imx-usb-phy.c
> create mode 100644 include/hw/usb/imx-usb-phy.h
> diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
> index bc54fd61f9..21c627c3b7 100644
> --- a/hw/arm/Kconfig
> +++ b/hw/arm/Kconfig
> @@ -361,6 +361,7 @@ config FSL_IMX6
> select IMX
> select IMX_FEC
> select IMX_I2C
> + select IMX_USBPHY
> select SDHCI
I know it is merged, but FYI this change belongs to patch 5
of this series "hw/arm/fsl-imx6: Wire up USB controllers"
where you add the dependency to the machine.
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