From: Nate Drude Date: Tue, 11 Jul 2023 21:59:15 +0000 (-0500) Subject: phy: adin: add readext and writeext support for mdio cmd X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=e8b4a8d7f0583268a9ecfb4910558e10aa7a473b;p=u-boot.git phy: adin: add readext and writeext support for mdio cmd The adin phy has extended registers that can be accessed using adin_ext_read and adin_ext_write. These registers can be read directly using the mdio command using readext and writext. For example: => mdio rx ethernet@428a0000 0xff23 Reading from bus ethernet@428a0000 PHY at address 0: 65315 - 0xe01 Signed-off-by: Nate Drude Reviewed-by: Marek Vasut --- diff --git a/drivers/net/phy/adin.c b/drivers/net/phy/adin.c index fb9f1e4c70..0970449d0f 100644 --- a/drivers/net/phy/adin.c +++ b/drivers/net/phy/adin.c @@ -155,6 +155,18 @@ static int adin_ext_write(struct phy_device *phydev, const u32 regnum, const u16 return phy_write(phydev, MDIO_DEVAD_NONE, ADIN1300_EXT_REG_DATA, val); } +static int adin_extread(struct phy_device *phydev, int addr, int devaddr, + int regnum) +{ + return adin_ext_read(phydev, regnum); +} + +static int adin_extwrite(struct phy_device *phydev, int addr, + int devaddr, int regnum, u16 val) +{ + return adin_ext_write(phydev, regnum, val); +} + static int adin_config_clk_out(struct phy_device *phydev) { ofnode node = phy_get_ofnode(phydev); @@ -260,4 +272,6 @@ U_BOOT_PHY_DRIVER(ADIN1300) = { .config = adin1300_config, .startup = genphy_startup, .shutdown = genphy_shutdown, + .readext = adin_extread, + .writeext = adin_extwrite, };