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net: phy: microchip_t1: Enable pin out specific to lan887x phy for PEROUT signal

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Adds support for enabling pin out that is required
to generate periodic output signal on lan887x phy.

Signed-off-by: Divya Koppera <divya.koppera@microchip.com>
Link: https://patch.msgid.link/20250115090634.12941-3-divya.koppera@microchip.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Divya Koppera
2025-01-16 17:27:56 -08:00
committed by Jakub Kicinski
parent bf356a6df7
commit 8541fc12ed
1 changed files with 13 additions and 1 deletions
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drivers/net/phy/microchip_t1.c
+13 -1
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@@ -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) },