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SubjectRe: [PATCH v8 13/14] net: phy: at803x: configure qca8084 work mode
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On 12/17/2023 9:02 PM, Simon Horman wrote:
> On Fri, Dec 15, 2023 at 03:40:03PM +0800, Luo Jie wrote:
>
> ...
>
>> @@ -1038,6 +1045,46 @@ static int qca8084_common_clock_init(struct phy_device *phydev)
>> return clk_prepare_enable(priv->clk[MDIO_MASTER_AHB_CLK]);
>> }
>>
>> +static int qca8084_parse_and_set_work_mode(struct phy_device *phydev)
>> +{
>> + struct device_node *node;
>> + struct at803x_priv *priv;
>> + u32 value, work_mode;
>> + int ret;
>> +
>> + node = phydev->mdio.dev.of_node;
>> + priv = phydev->priv;
>
> Hi Luo Jie,
>
> a minor nit from my side: priv is set but otherwise unused in this function.

Thanks Simon, i will update it to remove it.

>
>> +
>> + /* The property "qcom,phy-work-mode" is only defined in one
>> + * PHY device tree node.
>> + */
>> + ret = of_property_read_u32(node, "qcom,phy-work-mode", &value);
>> + if (ret)
>> + return ret == -EINVAL ? 0 : ret;
>> +
>> + switch (value) {
>> + case 0:
>> + work_mode = QCA8084_WORK_MODE_QXGMII;
>> + break;
>> + case 1:
>> + work_mode = QCA8084_WORK_MODE_QXGMII_PORT4_SGMII;
>> + break;
>> + case 2:
>> + work_mode = QCA8084_WORK_MODE_SWITCH;
>> + break;
>> + case 3:
>> + work_mode = QCA8084_WORK_MODE_SWITCH_PORT4_SGMII;
>> + break;
>> + default:
>> + phydev_err(phydev, "invalid qcom,phy-work-mode %d\n", value);
>> + return -EINVAL;
>> + }
>> +
>> + return qca8084_mii_modify(phydev, QCA8084_WORK_MODE_CFG,
>> + QCA8084_WORK_MODE_MASK,
>> + FIELD_PREP(QCA8084_WORK_MODE_MASK, work_mode));
>> +}
>
> ...

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