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openwrt-xburst/target/linux/mpc83xx/patches-3.7/110-vitesse_8601.patch
juhosg 7d9a07b855 mpc83xx: add support for 3.7
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34892 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-12-26 10:40:54 +00:00

94 lines
2.4 KiB
Diff

--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -69,6 +69,12 @@ config VITESSE_PHY
---help---
Currently supports the vsc8244
+config VITESSE_PHY_8601_SKEW
+ bool "Enable skew timing to vsc8601"
+ depends on VITESSE_PHY
+ ---help---
+ Apply clock timing adjustments for vsc8601
+
config SMSC_PHY
tristate "Drivers for SMSC PHYs"
---help---
--- a/drivers/net/phy/vitesse.c
+++ b/drivers/net/phy/vitesse.c
@@ -26,6 +26,11 @@
#define MII_VSC8244_EXTCON1_TX_SKEW 0x0800
#define MII_VSC8244_EXTCON1_RX_SKEW 0x0200
+/* EXT_CON1 Register values for VSC8601 */
+#define MII_VSC8601_EXTCON1_INIT 0x0000
+#define MII_VSC8601_EXTCON1_SKEW 0x0100
+#define MII_VSC8601_EXTCON1_ACTIPHY 0x0020
+
/* Vitesse Interrupt Mask Register */
#define MII_VSC8244_IMASK 0x19
#define MII_VSC8244_IMASK_IEN 0x8000
@@ -56,6 +61,7 @@
#define PHY_ID_VSC8244 0x000fc6c0
#define PHY_ID_VSC8221 0x000fc550
+#define PHY_ID_VSC8601 0x00070420
MODULE_DESCRIPTION("Vitesse PHY driver");
MODULE_AUTHOR("Kriston Carson");
@@ -98,10 +104,34 @@ static int vsc824x_config_init(struct ph
return err;
}
+static int vsc8601_config_init(struct phy_device *phydev)
+{
+ int err;
+ int extcon;
+
+ err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT,
+ MII_VSC8244_AUXCONSTAT_INIT);
+
+ if (err < 0)
+ return err;
+
+#ifdef CONFIG_VITESSE_PHY_8601_SKEW
+ extcon = phy_read(phydev, MII_VSC8244_EXT_CON1);
+ if (err < 0)
+ return err;
+
+ extcon |= MII_VSC8601_EXTCON1_SKEW;
+
+ err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon);
+#endif
+
+ return err;
+}
+
static int vsc824x_ack_interrupt(struct phy_device *phydev)
{
int err = 0;
-
+
/*
* Don't bother to ACK the interrupts if interrupts
* are disabled. The 824x cannot clear the interrupts
@@ -177,6 +207,19 @@ static struct phy_driver vsc82xx_driver[
.ack_interrupt = &vsc824x_ack_interrupt,
.config_intr = &vsc82xx_config_intr,
.driver = { .owner = THIS_MODULE,},
+}, {
+ /* Vitesse 8601 */
+ .phy_id = PHY_ID_VSC8601,
+ .name = "Vitesse VSC8601",
+ .phy_id_mask = 0x000ffff8,
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = &vsc8601_config_init,
+ .config_aneg = &genphy_config_aneg,
+ .read_status = &genphy_read_status,
+ .ack_interrupt = &vsc824x_ack_interrupt,
+ .config_intr = &vsc82xx_config_intr,
+ .driver = { .owner = THIS_MODULE,},
} };
static int __init vsc82xx_init(void)