From: Divya Koppera Date: Wed, 15 Jan 2025 09:06:33 +0000 (+0530) Subject: net: phy: microchip_t1: Enable pin out specific to lan887x phy for PEROUT signal X-Git-Tag: v6.14-rc1~162^2~38^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8541fc12edcdef36a02885672f22ca8391bd2443;p=thirdparty%2Fkernel%2Flinux.git net: phy: microchip_t1: Enable pin out specific to lan887x phy for PEROUT signal Adds support for enabling pin out that is required to generate periodic output signal on lan887x phy. Signed-off-by: Divya Koppera Link: https://patch.msgid.link/20250115090634.12941-3-divya.koppera@microchip.com Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c index 76e5b01832f38..62b36a318100a 100644 --- a/drivers/net/phy/microchip_t1.c +++ b/drivers/net/phy/microchip_t1.c @@ -238,6 +238,9 @@ #define LAN887X_INT_MSK_LINK_UP_MSK BIT(1) #define LAN887X_INT_MSK_LINK_DOWN_MSK BIT(0) +#define LAN887X_MX_CHIP_TOP_REG_CONTROL1 0xF002 +#define LAN887X_MX_CHIP_TOP_REG_CONTROL1_EVT_EN BIT(8) + #define LAN887X_MX_CHIP_TOP_LINK_MSK (LAN887X_INT_MSK_LINK_UP_MSK |\ LAN887X_INT_MSK_LINK_DOWN_MSK) @@ -1286,6 +1289,15 @@ static int lan887x_phy_init(struct phy_device *phydev) if (IS_ERR(priv->clock)) return PTR_ERR(priv->clock); + /* Enable pin mux for EVT */ + phy_modify_mmd(phydev, MDIO_MMD_VEND1, + LAN887X_MX_CHIP_TOP_REG_CONTROL1, + LAN887X_MX_CHIP_TOP_REG_CONTROL1_EVT_EN, + LAN887X_MX_CHIP_TOP_REG_CONTROL1_EVT_EN); + + /* Initialize pin numbers specific to PEROUT */ + priv->clock->event_pin = 3; + priv->init_done = true; } @@ -2154,7 +2166,7 @@ static struct phy_driver microchip_t1_phy_driver[] = { module_phy_driver(microchip_t1_phy_driver); -static const struct mdio_device_id __maybe_unused microchip_t1_tbl[] = { +static struct mdio_device_id __maybe_unused microchip_t1_tbl[] = { { PHY_ID_MATCH_MODEL(PHY_ID_LAN87XX) }, { PHY_ID_MATCH_MODEL(PHY_ID_LAN937X) }, { PHY_ID_MATCH_MODEL(PHY_ID_LAN887X) },