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ramips: mt7530 disable eee

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This disable eee for mt7530 on LINUX_5_4

Signed-off-by: Chen Minqiang <ptpt52@gmail.com>
This commit is contained in:
Chen Minqiang 2020-04-08 12:59:43 +08:00 committed by CN_SZTL
parent de6e7cb5d8
commit 9d1ac8192c
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1 changed files with 52 additions and 0 deletions
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target/linux/ramips/patches-5.4/961-net-dsa-mt7530-disable-eee-on-ports.patch Normal file
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@ -0,0 +1,52 @@
From ab04c52c3040de2bb7eda69fd70d098386df9f41 Mon Sep 17 00:00:00 2001
From: Chen Minqiang <ptpt52@gmail.com>
Date: Wed, 8 Apr 2020 10:39:39 +0800
Subject: [PATCH] net/dsa/mt7530: disable eee on ports
Signed-off-by: Chen Minqiang <ptpt52@gmail.com>
---
drivers/net/dsa/mt7530.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 7cbd1bd4c5a6..cc6b4c1f50fb 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1237,6 +1237,22 @@ mtk_get_tag_protocol(struct dsa_switch *ds, int port,
}
}
+static void
+mt7530_port_disable_eee(struct dsa_switch *ds, int i)
+{
+ /* Disable EEE */
+ mt7530_phy_write(ds, i, 13, 0x7);
+ mt7530_phy_write(ds, i, 14, 0x3c);
+ mt7530_phy_write(ds, i, 13, 0x4007);
+ mt7530_phy_write(ds, i, 14, 0x0);
+
+ /* Disable EEE 10Base-Te */
+ mt7530_phy_write(ds, i, 13, 0x1f);
+ mt7530_phy_write(ds, i, 14, 0x027b);
+ mt7530_phy_write(ds, i, 13, 0x401f);
+ mt7530_phy_write(ds, i, 14, 0x1177);
+}
+
static int
mt7530_setup(struct dsa_switch *ds)
{
@@ -1373,6 +1389,11 @@ mt7530_setup(struct dsa_switch *ds)
mt7530_setup_port5(ds, interface);
+ /* Disable eee on ports */
+ for (i = 0; i < 5; i++) {
+ mt7530_port_disable_eee(ds, i);
+ }
+
/* Flush the FDB table */
ret = mt7530_fdb_cmd(priv, MT7530_FDB_FLUSH, NULL);
if (ret < 0)
--
2.17.1