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layerscape: drop pause frame support for aquantia phy

Browse Source 
An aquantia phy patch which dropped pause frame support was
missing when integrated LSDK-19.03 kernel patches into OpenWrt.
Without this patch, LS1043A 10G port would not work. So apply it.

Patch link
https://source.codeaurora.org/external/qoriq/qoriq-components/
linux/commit/?h=linux-4.14&id=66346b115818365cfaf99d292871b19f0a1d2850

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
This commit is contained in:
Yangbo Lu 2019-06-12 14:11:32 +08:00 committed by Petr Štetiar
parent eee336ee4a
commit 94a1999b4f
1 changed files with 10 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

62
target/linux/layerscape/patches-4.14/709-mdio-phy-support-layerscape.patch
View File

@ -1,4 +1,4 @@
From 83fe1ecb8ac6e0544ae74bf5a63806dcac768201 Mon Sep 17 00:00:00 2001
From c24cbb648c5bde8312dbd5498a4b8c12b2692205 Mon Sep 17 00:00:00 2001
From: Biwen Li <biwen.li@nxp.com>
Date: Wed, 17 Apr 2019 18:58:45 +0800
Subject: [PATCH] mdio-phy: support layerscape
@ -22,17 +22,17 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
drivers/net/phy/Kconfig | 33 +
drivers/net/phy/Makefile | 5 +
drivers/net/phy/aquantia.c | 328 +++-
drivers/net/phy/aquantia.c | 286 ++++-
drivers/net/phy/at803x.c | 21 +
drivers/net/phy/fsl_backplane.c | 1780 ++++++++++++++++++++
drivers/net/phy/fsl_backplane.c | 1780 ++++++++++++++++++++++++++++
drivers/net/phy/fsl_backplane.h | 41 +
drivers/net/phy/fsl_backplane_serdes_10g.c | 281 +++
drivers/net/phy/fsl_backplane_serdes_28g.c | 336 ++++
drivers/net/phy/inphi.c | 594 +++++++
drivers/net/phy/fsl_backplane_serdes_10g.c | 281 +++++
drivers/net/phy/fsl_backplane_serdes_28g.c | 336 ++++++
drivers/net/phy/inphi.c | 594 ++++++++++
drivers/net/phy/mdio-mux-multiplexer.c | 122 ++
drivers/net/phy/swphy.c | 1 +
include/linux/phy.h | 3 +
12 files changed, 3526 insertions(+), 19 deletions(-)
12 files changed, 3484 insertions(+), 19 deletions(-)
create mode 100644 drivers/net/phy/fsl_backplane.c
create mode 100644 drivers/net/phy/fsl_backplane.h
create mode 100644 drivers/net/phy/fsl_backplane_serdes_10g.c
@ -131,14 +131,12 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
@@ -27,15 +28,200 @@
@@ -27,15 +28,174 @@
#define PHY_AQUANTIA_FEATURES (SUPPORTED_10000baseT_Full | \
SUPPORTED_1000baseT_Full | \
+ SUPPORTED_2500baseX_Full | \
SUPPORTED_100baseT_Full | \
+ SUPPORTED_Pause | \
+ SUPPORTED_Asym_Pause | \
PHY_DEFAULT_FEATURES)
+#define MDIO_PMA_CTRL1_AQ_SPEED10 0
@ -151,11 +149,6 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
+#define MDIO_AN_VENDOR_PROV_CTRL 0xc400
+#define MDIO_AN_RECV_LP_STATUS 0xe820
+
+#define MDIO_AN_LPA_PAUSE 0x20
+#define MDIO_AN_LPA_ASYM_PAUSE 0x10
+#define MDIO_AN_ADV_PAUSE 0x20
+#define MDIO_AN_ADV_ASYM_PAUSE 0x10
+
+static int aquantia_write_reg(struct phy_device *phydev, int devad,
+ u32 regnum, u16 val)
+{
@ -291,25 +284,6 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
+ changed = 1;
+ }
+
+ /* advertise flow control */
+ oldadv = aquantia_read_reg(phydev, MDIO_MMD_AN, MDIO_AN_ADVERTISE);
+ if (oldadv < 0)
+ return oldadv;
+
+ adv = oldadv & ~(MDIO_AN_ADV_PAUSE | MDIO_AN_ADV_ASYM_PAUSE);
+ if (advertise & ADVERTISED_Pause)
+ adv |= MDIO_AN_ADV_PAUSE;
+ if (advertise & ADVERTISED_Asym_Pause)
+ adv |= MDIO_AN_ADV_ASYM_PAUSE;
+
+ if (adv != oldadv) {
+ err = aquantia_write_reg(phydev, MDIO_MMD_AN,
+ MDIO_AN_ADVERTISE, adv);
+ if (err < 0)
+ return err;
+ changed = 1;
+ }
+
+ return changed;
+}
+
@ -334,7 +308,7 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
}
static int aquantia_aneg_done(struct phy_device *phydev)
@@ -51,25 +237,26 @@ static int aquantia_config_intr(struct p
@@ -51,25 +211,26 @@ static int aquantia_config_intr(struct p
int err;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
@ -367,7 +341,7 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
}
return err;
@@ -79,42 +266,145 @@ static int aquantia_ack_interrupt(struct
@@ -79,42 +240,129 @@ static int aquantia_ack_interrupt(struct
{
int reg;
@ -403,18 +377,6 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
+ phydev->advertising |= ADVERTISED_2500baseX_Full;
+ else
+ phydev->advertising &= ~ADVERTISED_2500baseX_Full;
+
+ /* flow control advertisement */
+ adv = aquantia_read_reg(phydev, MDIO_MMD_AN, MDIO_AN_ADVERTISE);
+ if (adv & MDIO_AN_ADV_PAUSE)
+ phydev->advertising |= ADVERTISED_Pause;
+ else
+ phydev->advertising &= ~ADVERTISED_Pause;
+ if (adv & MDIO_AN_ADV_ASYM_PAUSE)
+ phydev->advertising |= ADVERTISED_Asym_Pause;
+ else
+ phydev->advertising &= ~ADVERTISED_Asym_Pause;
+
+ return 0;
+}
+
@ -514,10 +476,6 @@ Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
+
phydev->duplex = DUPLEX_FULL;
+ reg = aquantia_read_reg(phydev, MDIO_MMD_AN, MDIO_AN_LPA);
+ phydev->pause = reg & MDIO_AN_LPA_PAUSE ? 1 : 0;
+ phydev->asym_pause = reg & MDIO_AN_LPA_ASYM_PAUSE ? 1 : 0;
+
+ aquantia_read_advert(phydev);
+ aquantia_read_lp_advert(phydev);
+