lkml.org 
[lkml]   [2020]   [Mar]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next 2/4] net: stmmac: Add XLGMII support
Date
Add XLGMII support for stmmac including the list of speeds and defines
for them.

Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>

---
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Jose Abreu <joabreu@synopsys.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: netdev@vger.kernel.org
Cc: linux-stm32@st-md-mailman.stormreply.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Heiner Kallweit <hkallweit1@gmail.com>
Cc: Russell King <linux@armlinux.org.uk>
---
drivers/net/ethernet/stmicro/stmmac/common.h | 6 +++
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 58 +++++++++++++++++++++++
2 files changed, 64 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
index 9bdbf589d93f..7fd073144bac 100644
--- a/drivers/net/ethernet/stmicro/stmmac/common.h
+++ b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -426,6 +426,12 @@ struct mac_link {
u32 speed5000;
u32 speed10000;
} xgmii;
+ struct {
+ u32 speed25000;
+ u32 speed40000;
+ u32 speed50000;
+ u32 speed100000;
+ } xlgmii;
};

struct mii_regs {
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index f26699d9a050..0e8c80f23557 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -849,6 +849,38 @@ static void stmmac_validate(struct phylink_config *config,
phylink_set(mac_supported, 10000baseKX4_Full);
phylink_set(mac_supported, 10000baseKR_Full);
}
+ if (!max_speed || (max_speed >= 25000)) {
+ phylink_set(mac_supported, 25000baseCR_Full);
+ phylink_set(mac_supported, 25000baseKR_Full);
+ phylink_set(mac_supported, 25000baseSR_Full);
+ }
+ if (!max_speed || (max_speed >= 40000)) {
+ phylink_set(mac_supported, 40000baseKR4_Full);
+ phylink_set(mac_supported, 40000baseCR4_Full);
+ phylink_set(mac_supported, 40000baseSR4_Full);
+ phylink_set(mac_supported, 40000baseLR4_Full);
+ }
+ if (!max_speed || (max_speed >= 50000)) {
+ phylink_set(mac_supported, 50000baseCR2_Full);
+ phylink_set(mac_supported, 50000baseKR2_Full);
+ phylink_set(mac_supported, 50000baseSR2_Full);
+ phylink_set(mac_supported, 50000baseKR_Full);
+ phylink_set(mac_supported, 50000baseSR_Full);
+ phylink_set(mac_supported, 50000baseCR_Full);
+ phylink_set(mac_supported, 50000baseLR_ER_FR_Full);
+ phylink_set(mac_supported, 50000baseDR_Full);
+ }
+ if (!max_speed || (max_speed >= 100000)) {
+ phylink_set(mac_supported, 100000baseKR4_Full);
+ phylink_set(mac_supported, 100000baseSR4_Full);
+ phylink_set(mac_supported, 100000baseCR4_Full);
+ phylink_set(mac_supported, 100000baseLR4_ER4_Full);
+ phylink_set(mac_supported, 100000baseKR2_Full);
+ phylink_set(mac_supported, 100000baseSR2_Full);
+ phylink_set(mac_supported, 100000baseCR2_Full);
+ phylink_set(mac_supported, 100000baseLR2_ER2_FR2_Full);
+ phylink_set(mac_supported, 100000baseDR2_Full);
+ }
}

/* Half-Duplex can only work with single queue */
@@ -929,6 +961,32 @@ static void stmmac_mac_link_up(struct phylink_config *config,
default:
return;
}
+ } else if (interface == PHY_INTERFACE_MODE_XLGMII) {
+ switch (speed) {
+ case SPEED_100000:
+ ctrl |= priv->hw->link.xlgmii.speed100000;
+ break;
+ case SPEED_50000:
+ ctrl |= priv->hw->link.xlgmii.speed50000;
+ break;
+ case SPEED_40000:
+ ctrl |= priv->hw->link.xlgmii.speed40000;
+ break;
+ case SPEED_25000:
+ ctrl |= priv->hw->link.xlgmii.speed25000;
+ break;
+ case SPEED_10000:
+ ctrl |= priv->hw->link.xgmii.speed10000;
+ break;
+ case SPEED_2500:
+ ctrl |= priv->hw->link.speed2500;
+ break;
+ case SPEED_1000:
+ ctrl |= priv->hw->link.speed1000;
+ break;
+ default:
+ return;
+ }
} else {
switch (speed) {
case SPEED_2500:
--
2.7.4
\
 
 \ /
  Last update: 2020-03-17 10:20    [W:0.051 / U:0.348 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site