Re: [PATCH v1 06/12] phy: Add usb phy support for hi3660 Soc of Hisilicon

From: Andy Shevchenko
Date: Mon Dec 03 2018 - 03:14:45 EST


On Mon, Dec 3, 2018 at 5:47 AM Yu Chen <chenyu56@xxxxxxxxxx> wrote:
>
> This driver handles usb phy power on and shutdown for hi3660 Soc of
> Hisilicon.

> +// SPDX-License-Identifier: GPL-2.0+

Ambigous license through the code reading.


> +#define PERI_CRG_CLK_EN4 (0x40)
> +#define PERI_CRG_CLK_DIS4 (0x44)
> +#define GT_CLK_USB3OTG_REF BIT(0)
> +#define GT_ACLK_USB3OTG BIT(1)
> +
> +#define PERI_CRG_RSTEN4 (0x90)
> +#define PERI_CRG_RSTDIS4 (0x94)
> +#define IP_RST_USB3OTGPHY_POR BIT(3)
> +#define IP_RST_USB3OTG BIT(5)
> +
> +#define PERI_CRG_ISODIS (0x148)
> +#define USB_REFCLK_ISO_EN BIT(25)
> +
> +#define PCTRL_PERI_CTRL3 (0x10)
> +#define PCTRL_PERI_CTRL3_MSK_START (16)
> +#define USB_TCXO_EN BIT(1)
> +
> +#define PCTRL_PERI_CTRL24 (0x64)
> +#define SC_CLK_USB3PHY_3MUX1_SEL BIT(25)
> +
> +#define USBOTG3_CTRL0 (0x00)
> +#define SC_USB3PHY_ABB_GT_EN BIT(15)
> +
> +#define USBOTG3_CTRL2 (0x08)
> +#define USBOTG3CTRL2_POWERDOWN_HSP BIT(0)
> +#define USBOTG3CTRL2_POWERDOWN_SSP BIT(1)
> +
> +#define USBOTG3_CTRL3 (0x0C)
> +#define USBOTG3_CTRL3_VBUSVLDEXT BIT(6)
> +#define USBOTG3_CTRL3_VBUSVLDEXTSEL BIT(5)
> +
> +#define USBOTG3_CTRL4 (0x10)
> +
> +#define USBOTG3_CTRL7 (0x1c)
> +#define REF_SSP_EN BIT(16)
> +
> +#define HI3660_USB_DEFAULT_PHY_PARAM (0x1c466e3)

A lot of redundant parens.

> +static const struct of_device_id hi3660_phy_of_match[] = {
> + {.compatible = "hisilicon,hi3660-usb-phy",},
> + { },

No comma needed.

> +};

--
With Best Regards,
Andy Shevchenko