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make robocfg work with b44 (thx oleg)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@820 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2005-05-10 12:33:06 +00:00
parent 06a40092a7
commit 7841902f6e
1 changed files with 77 additions and 0 deletions
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77
package/linux/kernel-patches/316-b44_mii_phy.patch Normal file
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@ -0,0 +1,77 @@
--- linux-2.4.30.old/drivers/net/b44.c 2005-05-01 23:30:22.000000000 +0400
+++ linux-2.4.30/drivers/net/b44.c 2005-05-10 16:51:24.410654488 +0400
@@ -343,17 +343,14 @@
bw32(B44_IMASK, bp->imask);
}
-static int b44_readphy(struct b44 *bp, int reg, u32 *val)
+static int __b44_readphy(struct b44 *bp, int phy_addr, int reg, u32 *val)
{
int err;
- if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
- return 0;
-
bw32(B44_EMAC_ISTAT, EMAC_INT_MII);
bw32(B44_MDIO_DATA, (MDIO_DATA_SB_START |
(MDIO_OP_READ << MDIO_DATA_OP_SHIFT) |
- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) |
+ (phy_addr << MDIO_DATA_PMD_SHIFT) |
(reg << MDIO_DATA_RA_SHIFT) |
(MDIO_TA_VALID << MDIO_DATA_TA_SHIFT)));
err = b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0);
@@ -362,21 +359,34 @@
return err;
}
-static int b44_writephy(struct b44 *bp, int reg, u32 val)
+static int b44_readphy(struct b44 *bp, int reg, u32 *val)
{
if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
return 0;
+ return __b44_readphy(bp, bp->phy_addr, reg, val);
+}
+
+static int __b44_writephy(struct b44 *bp, int phy_addr, int reg, u32 val)
+{
bw32(B44_EMAC_ISTAT, EMAC_INT_MII);
bw32(B44_MDIO_DATA, (MDIO_DATA_SB_START |
(MDIO_OP_WRITE << MDIO_DATA_OP_SHIFT) |
- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) |
+ (phy_addr << MDIO_DATA_PMD_SHIFT) |
(reg << MDIO_DATA_RA_SHIFT) |
(MDIO_TA_VALID << MDIO_DATA_TA_SHIFT) |
(val & MDIO_DATA_DATA)));
return b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0);
}
+static int b44_writephy(struct b44 *bp, int reg, u32 val)
+{
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
+ return 0;
+
+ return __b44_writephy(bp, bp->phy_addr, reg, val);
+}
+
static int b44_phy_reset(struct b44 *bp)
{
u32 val;
@@ -1701,7 +1711,7 @@
u32 mii_regval;
spin_lock_irq(&bp->lock);
- err = b44_readphy(bp, data->reg_num & 0x1f, &mii_regval);
+ err = __b44_readphy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval);
spin_unlock_irq(&bp->lock);
data->val_out = mii_regval;
@@ -1714,7 +1724,7 @@
return -EPERM;
spin_lock_irq(&bp->lock);
- err = b44_writephy(bp, data->reg_num & 0x1f, data->val_in);
+ err = __b44_writephy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in);
spin_unlock_irq(&bp->lock);
return err;