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authorPawel Dembicki <paweldembicki@gmail.com>2018-07-18 04:31:36 +0000
committerMathias Kresin <dev@kresin.me>2018-08-15 07:42:36 +0200
commit4877ad44c718debfa75533aedaaf3dfd0faeb6f0 (patch)
treee7a074b808f5d75b8b855b76c592fb633d90e927
parent5762efd8b29d68e219fc9d00b681269727cbf5d5 (diff)
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ramips: mt7620: enable all ports unconditionally
This patch make all mt7620 ephy ports turned on. It is necessary for some JBOOT devices. Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com>
-rw-r--r--target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/gsw_mt7620.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/gsw_mt7620.c b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/gsw_mt7620.c
index b1f1794bc9..ecd056e27b 100644
--- a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/gsw_mt7620.c
+++ b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/gsw_mt7620.c
@@ -83,6 +83,8 @@ static int mt7620_mdio_mode(struct device_node *eth_node)
static void mt7620_hw_init(struct mt7620_gsw *gsw, int mdio_mode)
{
+ u32 i;
+ u32 val;
u32 is_BGA = (rt_sysc_r32(0x0c) >> 16) & 1;
rt_sysc_w32(rt_sysc_r32(SYSC_REG_CFG1) | BIT(8), SYSC_REG_CFG1);
@@ -151,6 +153,14 @@ static void mt7620_hw_init(struct mt7620_gsw *gsw, int mdio_mode)
/* global page 1 */
_mt7620_mii_write(gsw, 1, 31, 0x1000);
_mt7620_mii_write(gsw, 1, 17, 0xe7f8);
+
+ /* turn on all PHYs */
+ for (i = 0; i <= 4; i++) {
+ val = _mt7620_mii_read(gsw, i, 0);
+ val &= ~BIT(11);
+ _mt7620_mii_write(gsw, i, 0, val);
+ }
+
}
/* global page 0 */
@@ -187,7 +197,6 @@ static void mt7620_hw_init(struct mt7620_gsw *gsw, int mdio_mode)
_mt7620_mii_write(gsw, 4, 30, 0xa000);
_mt7620_mii_write(gsw, 4, 4, 0x05e1);
_mt7620_mii_write(gsw, 4, 16, 0x1313);
- _mt7620_mii_write(gsw, 4, 0, 0x3100);
pr_info("gsw: setting port4 to ephy mode\n");
} else if (!mdio_mode) {
u32 val = rt_sysc_r32(SYSC_REG_CFG1);