Re: [PATCH RFC v3 4/5] phy: hisilicon: hisi-inno-phy: add support for Hi3798MV200 INNO PHY

[Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>]

On 19/02/2024 22:28, Yang Xiwen via B4 Relay wrote:
> From: Yang Xiwen <forbidden405@outlook.com>
> 
> Direct MMIO resgiter access is used by Hi3798MV200. For other models,
> of_iomap() returns 0 due to insufficient length. So they are unaffected.
> 
> Also Hi3798MV200 INNO PHY has an extra reset required to be deasserted,
> switch to reset_control_bulk_() APIs to resolve this.
> 
> Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
> ---
>  drivers/phy/hisilicon/phy-hisi-inno-usb2.c | 65 ++++++++++++++++++------------
>  1 file changed, 39 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/phy/hisilicon/phy-hisi-inno-usb2.c b/drivers/phy/hisilicon/phy-hisi-inno-usb2.c
> index b7e740eb4752..5175e5a351ac 100644
> --- a/drivers/phy/hisilicon/phy-hisi-inno-usb2.c
> +++ b/drivers/phy/hisilicon/phy-hisi-inno-usb2.c
> @@ -10,6 +10,7 @@
>  #include <linux/io.h>
>  #include <linux/module.h>
>  #include <linux/of.h>
> +#include <linux/of_address.h>
>  #include <linux/phy/phy.h>
>  #include <linux/platform_device.h>
>  #include <linux/reset.h>
> @@ -43,6 +44,7 @@
>  #define PHY_CLK_ENABLE		BIT(2)
>  
>  struct hisi_inno_phy_port {
> +	void __iomem *base;
>  	struct reset_control *utmi_rst;
>  	struct hisi_inno_phy_priv *priv;
>  };
> @@ -50,7 +52,7 @@ struct hisi_inno_phy_port {
>  struct hisi_inno_phy_priv {
>  	void __iomem *mmio;
>  	struct clk *ref_clk;
> -	struct reset_control *por_rst;
> +	struct reset_control *rsts;

This does not look related to this patch at all.

>  	unsigned int type;
>  	struct hisi_inno_phy_port ports[INNO_PHY_PORT_NUM];
>  };



Best regards,
Krzysztof


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