netdev - [PATCH net-next 5/5] net: dsa: bcm_sf2: Request APD, DLL disable and IDDQ-SR

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Date:   Mon, 20 Sep 2021 14:54:18 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH net-next 5/5] net: dsa: bcm_sf2: Request APD, DLL disable and IDDQ-SR

When interfacing with a Broadcom PHY, request the auto-power down, DLL
disable and IDDQ-SR modes to be enabled.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 drivers/net/dsa/bcm_sf2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 6ce9ec1283e0..aa713936d77c 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -667,7 +667,9 @@ static u32 bcm_sf2_sw_get_phy_flags(struct dsa_switch *ds, int port)
 	if (priv->int_phy_mask & BIT(port))
 		return priv->hw_params.gphy_rev;
 	else
-		return 0;
+		return PHY_BRCM_AUTO_PWRDWN_ENABLE |
+		       PHY_BRCM_DIS_TXCRXC_NOENRGY |
+		       PHY_BRCM_IDDQ_SUSPEND;
 }
 
 static void bcm_sf2_sw_validate(struct dsa_switch *ds, int port,
-- 
2.25.1