kernel: rtl8367b: remove unnecessary cpu_port setting

Set the appropriate cpu_port value based on the use of realtek,extif0 to extif2
instead of the additional cpu_port parameter.

Signed-off-by: Mieczyslaw Nalewaj <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/15033
Signed-off-by: Robert Marko <[email protected]>

target/linux/apm821xx/dts/netgear-wndap6x0.dtsi

@@ -224,7 +224,6 @@
 
 	rtl8367b {
 		compatible = "realtek,rtl8367b";
-		cpu_port = <5>;
 		realtek,extif0 = <1 2 1 1 1 1 1 1 2>;
 		mii-bus = <&mdio0>;
 	};

target/linux/generic/files/drivers/net/phy/rtl8367b.c

@@ -1583,6 +1583,13 @@ static int rtl8367b_detect(struct rtl8366_smi *smi)
 
 	dev_info(smi->parent, "RTL%s chip found\n", chip_name);
 
+	if (of_property_present(smi->parent->of_node, "realtek,extif2"))
+		smi->cpu_port = RTL8367B_CPU_PORT_NUM + 2;
+	else if (of_property_present(smi->parent->of_node, "realtek,extif1") && (chip_ver != 0x1010)) /* for the RTL8367R-VB chip, extif1 corresponds to cpu_port 5 */ 
+		smi->cpu_port = RTL8367B_CPU_PORT_NUM + 1;
+
+	dev_info(smi->parent, "CPU port: %u\n", smi->cpu_port);
+
 	return 0;
 }
 
@@ -1621,9 +1628,7 @@ static int  rtl8367b_probe(struct platform_device *pdev)
 	smi->cmd_write = 0xb8;
 	smi->ops = &rtl8367b_smi_ops;
 	smi->num_ports = RTL8367B_NUM_PORTS;
-	if (of_property_read_u32(pdev->dev.of_node, "cpu_port", &smi->cpu_port)
-	    || smi->cpu_port >= smi->num_ports)
-		smi->cpu_port = RTL8367B_CPU_PORT_NUM;
+	smi->cpu_port = RTL8367B_CPU_PORT_NUM;
 	smi->num_vlan_mc = RTL8367B_NUM_VLANS;
 	smi->mib_counters = rtl8367b_mib_counters;
 	smi->num_mib_counters = ARRAY_SIZE(rtl8367b_mib_counters);

target/linux/ramips/dts/mt7620a_tplink_archer-c2-v1.dts

@@ -55,7 +55,6 @@
 
 	rtl8367rb {
 		compatible = "realtek,rtl8367b";
-		cpu_port = <6>;
 		realtek,extif1 = <1 0 1 1 1 1 1 1 2>;
 		mii-bus = <&mdio0>;
 	};

target/linux/ramips/dts/mt7620a_tplink_archer-c5-v4.dts

@@ -74,7 +74,6 @@
 
 	rtl8367s {
 		compatible = "realtek,rtl8367b";
-		cpu_port = <7>;
 		realtek,extif2 = <1 0 1 1 1 1 1 1 2>;
 		mii-bus = <&mdio0>;
 		phy-id = <29>;

target/linux/ramips/dts/mt7620a_tplink_ec220-g5-v2.dts

@@ -82,7 +82,6 @@
 
 	rtl8367s {
 		compatible = "realtek,rtl8367b";
-		cpu_port = <7>;
 		realtek,extif2 = <1 0 1 1 1 1 1 1 2>;
 		mii-bus = <&mdio0>;
 		phy-id = <29>;

target/linux/ramips/dts/mt7620a_zyxel_keenetic-viva.dts

@@ -85,7 +85,6 @@
 
 	rtl8367rb {
 		compatible = "realtek,rtl8367b";
-		cpu_port = <7>;
 		realtek,extif2 = <1 0 1 1 1 1 1 1 2>;
 		mii-bus = <&mdio0>;
 	};