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62 lines
1.8 KiB
Diff
62 lines
1.8 KiB
Diff
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From: Marko Ratkaj <marko.ratkaj@sartura.hr>
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Date: Fri, 7 Apr 2017 13:30:30 +0200
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Subject: [PATCH] fix marvell phy initialization issues
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Fix Marvell PHYs initialization issues and optimize
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logic for page changing during init
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Board affected with initialization bug:
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SolidRun ClearFog Base
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Signed-off-by: Marko Ratkaj <marko.ratkaj@sartura.hr>
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---
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drivers/net/phy/marvell.c | 9 ++++-----
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1 file changed, 4 insertions(+), 5 deletions(-)
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--- a/drivers/net/phy/marvell.c
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+++ b/drivers/net/phy/marvell.c
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@@ -361,7 +361,7 @@ static int m88e1111_config_aneg(struct p
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static int marvell_of_reg_init(struct phy_device *phydev)
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{
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const __be32 *paddr;
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- int len, i, saved_page, current_page, page_changed, ret;
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+ int len, i, saved_page, current_page, ret;
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if (!phydev->mdio.dev.of_node)
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return 0;
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@@ -374,7 +374,6 @@ static int marvell_of_reg_init(struct ph
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saved_page = phy_read(phydev, MII_MARVELL_PHY_PAGE);
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if (saved_page < 0)
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return saved_page;
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- page_changed = 0;
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current_page = saved_page;
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ret = 0;
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@@ -388,7 +387,6 @@ static int marvell_of_reg_init(struct ph
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if (reg_page != current_page) {
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current_page = reg_page;
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- page_changed = 1;
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ret = phy_write(phydev, MII_MARVELL_PHY_PAGE, reg_page);
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if (ret < 0)
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goto err;
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@@ -411,7 +409,7 @@ static int marvell_of_reg_init(struct ph
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}
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err:
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- if (page_changed) {
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+ if (current_page != saved_page) {
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i = phy_write(phydev, MII_MARVELL_PHY_PAGE, saved_page);
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if (ret == 0)
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ret = i;
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@@ -1192,7 +1190,8 @@ static int marvell_read_status(struct ph
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int err;
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/* Check the fiber mode first */
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- if (phydev->supported & SUPPORTED_FIBRE) {
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+ if (phydev->supported & SUPPORTED_FIBRE &&
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+ phydev->interface != PHY_INTERFACE_MODE_SGMII) {
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err = phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_M1111_FIBER);
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if (err < 0)
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goto error;
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