diff options
Diffstat (limited to 'target/linux/generic/hack-5.15/766-net-phy-mediatek-ge-add-LED-configuration-interface.patch')
| -rw-r--r-- | target/linux/generic/hack-5.15/766-net-phy-mediatek-ge-add-LED-configuration-interface.patch | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/target/linux/generic/hack-5.15/766-net-phy-mediatek-ge-add-LED-configuration-interface.patch b/target/linux/generic/hack-5.15/766-net-phy-mediatek-ge-add-LED-configuration-interface.patch new file mode 100644 index 0000000000..a69ec97ca3 --- /dev/null +++ b/target/linux/generic/hack-5.15/766-net-phy-mediatek-ge-add-LED-configuration-interface.patch @@ -0,0 +1,66 @@ +From cc225d163b5a4f7a0d1968298bf7927306646a47 Mon Sep 17 00:00:00 2001 +From: David Bauer <mail@david-bauer.net> +Date: Fri, 28 Apr 2023 01:53:01 +0200 +Subject: [PATCH] net: phy: mediatek-ge: add LED configuration interface + +This adds a small hack similar to the one used for ar8xxx switches to +read a reg:value map for configuring the LED configuration registers. + +This allows OpenWrt to write device-specific LED action as well as blink +configurations. It is unlikely to be accepted upstream, as upstream +plans on integrating their own framework for handling these LEDs. + +Signed-off-by: David Bauer <mail@david-bauer.net> +--- + drivers/net/phy/mediatek-ge.c | 33 +++++++++++++++++++++++++++++++++ + 1 file changed, 33 insertions(+) + +--- a/drivers/net/phy/mediatek-ge.c ++++ b/drivers/net/phy/mediatek-ge.c +@@ -53,6 +53,36 @@ static int mt7530_phy_config_init(struct + return 0; + } + ++static int mt7530_led_config_of(struct phy_device *phydev) ++{ ++ struct device_node *np = phydev->mdio.dev.of_node; ++ const __be32 *paddr; ++ int len; ++ int i; ++ ++ paddr = of_get_property(np, "mediatek,led-config", &len); ++ if (!paddr) ++ return 0; ++ ++ if (len < (2 * sizeof(*paddr))) ++ return -EINVAL; ++ ++ len /= sizeof(*paddr); ++ ++ phydev_warn(phydev, "Configure LED registers (num=%d)\n", len); ++ for (i = 0; i < len - 1; i += 2) { ++ u32 reg; ++ u32 val; ++ ++ reg = be32_to_cpup(paddr + i); ++ val = be32_to_cpup(paddr + i + 1); ++ ++ phy_write_mmd(phydev, MDIO_MMD_VEND2, reg, val); ++ } ++ ++ return 0; ++} ++ + static int mt7531_phy_config_init(struct phy_device *phydev) + { + mtk_gephy_config_init(phydev); +@@ -65,6 +95,9 @@ static int mt7531_phy_config_init(struct + phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x13, 0x404); + phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x14, 0x404); + ++ /* LED Config*/ ++ mt7530_led_config_of(phydev); ++ + return 0; + } + |