realtek: add PoE support for Linksys LGS328MPCv2

Add PoE support to Linksys LGS328MPCv2 by adding the required device
tree definition and select the needed kernel module package, making use
of the Realtek PSE MCU driver.

Co-authored-by: Jan-Henrik Bruhn <git@jhbruhn.de>
Link: https://github.com/openwrt/openwrt/pull/24239
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>

diff --git a/target/linux/realtek/dts/rtl9301_linksys_lgs328mpc-v2.dts b/target/linux/realtek/dts/rtl9301_linksys_lgs328mpc-v2.dts
index 7c66067814aa45b7cd3cc6279788a384423e7a0d..175c82d3405f1627dfdb27a6634cd6d4076db782 100644 (file)
--- a/target/linux/realtek/dts/rtl9301_linksys_lgs328mpc-v2.dts
+++ b/target/linux/realtek/dts/rtl9301_linksys_lgs328mpc-v2.dts
@@ -36,6 +36,50 @@
                        debounce-interval = <60>;
                };
        };
+
+       i2c_poe: i2c-poe {
+               compatible = "i2c-gpio";
+               sda-gpios = <&gpio0  9 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+               scl-gpios = <&gpio0 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+               i2c-gpio,delay-us = <5>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pse: ethernet-pse@2a {
+                       compatible = "linksys,lgs328mpc-v2-pse", "realtek,pse-mcu-gen2-i2c";
+                       reg = <0x2a>;
+
+                       pse-pis {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               PSE_PI(0)
+                               PSE_PI(1)
+                               PSE_PI(2)
+                               PSE_PI(3)
+                               PSE_PI(4)
+                               PSE_PI(5)
+                               PSE_PI(6)
+                               PSE_PI(7)
+                               PSE_PI(8)
+                               PSE_PI(9)
+                               PSE_PI(10)
+                               PSE_PI(11)
+                               PSE_PI(12)
+                               PSE_PI(13)
+                               PSE_PI(14)
+                               PSE_PI(15)
+                               PSE_PI(16)
+                               PSE_PI(17)
+                               PSE_PI(18)
+                               PSE_PI(19)
+                               PSE_PI(20)
+                               PSE_PI(21)
+                               PSE_PI(22)
+                               PSE_PI(23)
+                       };
+               };
+       };
 };
 
 &i2c_mst1 {
@@ -49,3 +93,28 @@
                };
        };
 };
+
+&phy0  { pses = <&pse_pi0>; };
+&phy1  { pses = <&pse_pi1>; };
+&phy2  { pses = <&pse_pi2>; };
+&phy3  { pses = <&pse_pi3>; };
+&phy4  { pses = <&pse_pi4>; };
+&phy5  { pses = <&pse_pi5>; };
+&phy6  { pses = <&pse_pi6>; };
+&phy7  { pses = <&pse_pi7>; };
+&phy8  { pses = <&pse_pi8>; };
+&phy9  { pses = <&pse_pi9>; };
+&phy10 { pses = <&pse_pi10>; };
+&phy11 { pses = <&pse_pi11>; };
+&phy12 { pses = <&pse_pi12>; };
+&phy13 { pses = <&pse_pi13>; };
+&phy14 { pses = <&pse_pi14>; };
+&phy15 { pses = <&pse_pi15>; };
+&phy16 { pses = <&pse_pi16>; };
+&phy17 { pses = <&pse_pi17>; };
+&phy18 { pses = <&pse_pi18>; };
+&phy19 { pses = <&pse_pi19>; };
+&phy20 { pses = <&pse_pi20>; };
+&phy21 { pses = <&pse_pi21>; };
+&phy22 { pses = <&pse_pi22>; };
+&phy23 { pses = <&pse_pi23>; };

diff --git a/target/linux/realtek/image/rtl930x_nand.mk b/target/linux/realtek/image/rtl930x_nand.mk
index 7c068c2600b45f6e5f24ca5983d4007e2049b521..f01d98aa947e6fb159916bb4aaa8089e7485279a 100644 (file)
--- a/target/linux/realtek/image/rtl930x_nand.mk
+++ b/target/linux/realtek/image/rtl930x_nand.mk
@@ -33,7 +33,7 @@ define Device/linksys_lgs328mpc-v2
   $(Device/linksys_lgs328)
   DEVICE_MODEL := LGS328MPC
   DEVICE_VARIANT := v2
-  DEVICE_PACKAGES += kmod-hwmon-lm63
+  DEVICE_PACKAGES += kmod-hwmon-lm63 kmod-pse-realtek-mcu-i2c
   LINKSYS_MODEL := 60412060
 endef
 TARGET_DEVICES += linksys_lgs328mpc-v2