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));
+}
...
