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kernel: hack: support inverted LEDs on MaxLinear GPY211 PHY
authorDaniel Golle <daniel@makrotopia.org>
Sun, 10 Dec 2023 01:15:36 +0000 (01:15 +0000)
committerDaniel Golle <daniel@makrotopia.org>
Sun, 10 Dec 2023 01:21:27 +0000 (01:21 +0000)
Add downstream DT property to setup the PHY LEDs of the MaxLinear
GPY211 PHY in such way that the VDD of the LED is driven by the SoC
pin rather than the GND (which is the default).

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
target/linux/generic/hack-5.15/765-mxl-gpy-control-LED-reg-from-DT.patch patch | blob | history
target/linux/generic/hack-6.1/765-mxl-gpy-control-LED-reg-from-DT.patch patch | blob | history
target/linux/mediatek/patches-5.15/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch patch | blob | history
target/linux/mediatek/patches-6.1/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch patch | blob | history

diff --git a/target/linux/generic/hack-5.15/765-mxl-gpy-control-LED-reg-from-DT.patch b/target/linux/generic/hack-5.15/765-mxl-gpy-control-LED-reg-from-DT.patch
index 8de3668def224dca08e21ff28673ace8d397afd8..95e9749d9126f4872b900bf75a7213e4be4b715e 100644 (file)
--- a/target/linux/generic/hack-5.15/765-mxl-gpy-control-LED-reg-from-DT.patch
+++ b/target/linux/generic/hack-5.15/765-mxl-gpy-control-LED-reg-from-DT.patch
@@ -55,7 +55,7 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
  /* SGMII */
  #define VSPEC1_SGMII_CTRL     0x08
  #define VSPEC1_SGMII_CTRL_ANEN        BIT(12)         /* Aneg enable */
-@@ -80,6 +87,31 @@ static const struct {
+@@ -80,6 +87,35 @@ static const struct {
        {9, 0x73},
  };
  
@@ -64,6 +64,7 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
 +      struct device_node *node = phydev->mdio.dev.of_node;
 +      u32 led_regs[PHY_LED_NUM_LEDS];
 +      int i, ret;
++      u16 val = 0xff00;
 +
 +      if (!IS_ENABLED(CONFIG_OF_MDIO))
 +              return 0;
@@ -71,8 +72,11 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
 +      if (of_property_read_u32_array(node, "mxl,led-config", led_regs, PHY_LED_NUM_LEDS))
 +              return 0;
 +
++      if (of_property_read_bool(node, "mxl,led-drive-vdd"))
++              val &= 0x0fff;
++
 +      /* Enable LED function handling on all ports*/
-+      phy_write(phydev, PHY_LED, 0xFF00);
++      phy_write(phydev, PHY_LED, val);
 +
 +      /* Write LED register values */
 +      for (i = 0; i < PHY_LED_NUM_LEDS; i++) {
@@ -87,7 +91,7 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
  static int gpy_config_init(struct phy_device *phydev)
  {
        int ret;
-@@ -91,7 +123,10 @@ static int gpy_config_init(struct phy_de
+@@ -91,7 +127,10 @@ static int gpy_config_init(struct phy_de
  
        /* Clear all pending interrupts */
        ret = phy_read(phydev, PHY_ISTAT);
diff --git a/target/linux/generic/hack-6.1/765-mxl-gpy-control-LED-reg-from-DT.patch b/target/linux/generic/hack-6.1/765-mxl-gpy-control-LED-reg-from-DT.patch
index d7165cb30ac7c0bf964489f21fe0fa4720fdde48..2724efa15eb5e1d7a9cb32693e3e1d0ff0a5685d 100644 (file)
--- a/target/linux/generic/hack-6.1/765-mxl-gpy-control-LED-reg-from-DT.patch
+++ b/target/linux/generic/hack-6.1/765-mxl-gpy-control-LED-reg-from-DT.patch
@@ -55,7 +55,7 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
  /* SGMII */
  #define VSPEC1_SGMII_CTRL     0x08
  #define VSPEC1_SGMII_CTRL_ANEN        BIT(12)         /* Aneg enable */
-@@ -241,6 +248,31 @@ out:
+@@ -241,6 +248,35 @@ out:
        return ret;
  }
  
@@ -64,6 +64,7 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
 +      struct device_node *node = phydev->mdio.dev.of_node;
 +      u32 led_regs[PHY_LED_NUM_LEDS];
 +      int i, ret;
++      u16 val = 0xff00;
 +
 +      if (!IS_ENABLED(CONFIG_OF_MDIO))
 +              return 0;
@@ -71,8 +72,11 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
 +      if (of_property_read_u32_array(node, "mxl,led-config", led_regs, PHY_LED_NUM_LEDS))
 +              return 0;
 +
++      if (of_property_read_bool(node, "mxl,led-drive-vdd"))
++              val &= 0x0fff;
++
 +      /* Enable LED function handling on all ports*/
-+      phy_write(phydev, PHY_LED, 0xFF00);
++      phy_write(phydev, PHY_LED, val);
 +
 +      /* Write LED register values */
 +      for (i = 0; i < PHY_LED_NUM_LEDS; i++) {
@@ -87,7 +91,7 @@ Signed-off-by: David Bauer <mail@david-bauer.net>
  static int gpy_config_init(struct phy_device *phydev)
  {
        int ret;
-@@ -252,7 +284,10 @@ static int gpy_config_init(struct phy_de
+@@ -252,7 +288,10 @@ static int gpy_config_init(struct phy_de
  
        /* Clear all pending interrupts */
        ret = phy_read(phydev, PHY_ISTAT);
diff --git a/target/linux/mediatek/patches-5.15/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch b/target/linux/mediatek/patches-5.15/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch
index 598d9d0d2180ab0d26e2ffdf0101f215f6b2608c..6df4436ab9b29b4a94db3509e4dc67c96045118d 100644 (file)
--- a/target/linux/mediatek/patches-5.15/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch
+++ b/target/linux/mediatek/patches-5.15/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch
@@ -14,7 +14,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
 
 --- a/drivers/net/phy/mxl-gpy.c
 +++ b/drivers/net/phy/mxl-gpy.c
-@@ -191,8 +191,11 @@ static bool gpy_2500basex_chk(struct phy
+@@ -195,8 +195,11 @@ static bool gpy_2500basex_chk(struct phy
  
        phydev->speed = SPEED_2500;
        phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
@@ -28,7 +28,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
        return true;
  }
  
-@@ -216,6 +219,14 @@ static int gpy_config_aneg(struct phy_de
+@@ -220,6 +223,14 @@ static int gpy_config_aneg(struct phy_de
        u32 adv;
        int ret;
  
@@ -43,7 +43,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
        if (phydev->autoneg == AUTONEG_DISABLE) {
                /* Configure half duplex with genphy_setup_forced,
                 * because genphy_c45_pma_setup_forced does not support.
-@@ -306,6 +317,8 @@ static void gpy_update_interface(struct
+@@ -310,6 +321,8 @@ static void gpy_update_interface(struct
        switch (phydev->speed) {
        case SPEED_2500:
                phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
@@ -52,7 +52,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
                ret = phy_modify_mmd(phydev, MDIO_MMD_VEND1, VSPEC1_SGMII_CTRL,
                                     VSPEC1_SGMII_CTRL_ANEN, 0);
                if (ret < 0)
-@@ -317,7 +330,7 @@ static void gpy_update_interface(struct
+@@ -321,7 +334,7 @@ static void gpy_update_interface(struct
        case SPEED_100:
        case SPEED_10:
                phydev->interface = PHY_INTERFACE_MODE_SGMII;
diff --git a/target/linux/mediatek/patches-6.1/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch b/target/linux/mediatek/patches-6.1/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch
index d745727371290f06b5d1a779a48d62114e020db5..76d8b0ef008fcace65cb742f6dd761ebf8a5726d 100644 (file)
--- a/target/linux/mediatek/patches-6.1/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch
+++ b/target/linux/mediatek/patches-6.1/732-net-phy-mxl-gpy-don-t-use-SGMII-AN-if-using-phylink.patch
@@ -14,7 +14,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
 
 --- a/drivers/net/phy/mxl-gpy.c
 +++ b/drivers/net/phy/mxl-gpy.c
-@@ -367,8 +367,11 @@ static bool gpy_2500basex_chk(struct phy
+@@ -371,8 +371,11 @@ static bool gpy_2500basex_chk(struct phy
  
        phydev->speed = SPEED_2500;
        phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
@@ -28,7 +28,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
        return true;
  }
  
-@@ -392,6 +395,14 @@ static int gpy_config_aneg(struct phy_de
+@@ -396,6 +399,14 @@ static int gpy_config_aneg(struct phy_de
        u32 adv;
        int ret;
  
@@ -43,7 +43,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
        if (phydev->autoneg == AUTONEG_DISABLE) {
                /* Configure half duplex with genphy_setup_forced,
                 * because genphy_c45_pma_setup_forced does not support.
-@@ -482,6 +493,8 @@ static void gpy_update_interface(struct
+@@ -486,6 +497,8 @@ static void gpy_update_interface(struct
        switch (phydev->speed) {
        case SPEED_2500:
                phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
@@ -52,7 +52,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
                ret = phy_modify_mmd(phydev, MDIO_MMD_VEND1, VSPEC1_SGMII_CTRL,
                                     VSPEC1_SGMII_CTRL_ANEN, 0);
                if (ret < 0)
-@@ -493,7 +506,7 @@ static void gpy_update_interface(struct
+@@ -497,7 +510,7 @@ static void gpy_update_interface(struct
        case SPEED_100:
        case SPEED_10:
                phydev->interface = PHY_INTERFACE_MODE_SGMII;
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