Author: andrew
Date: Fri May 22 14:25:23 2015
New Revision: 283287
URL: https://svnweb.freebsd.org/changeset/base/283287
Log:
Add a miibus_statchg and use it to enable Gigabit mode when appropriate.
MFC after: 1 week
Modified:
head/sys/arm/ti/cpsw/if_cpsw.c
Modified: head/sys/arm/ti/cpsw/if_cpsw.c
==============================================================================
--- head/sys/arm/ti/cpsw/if_cpsw.c Fri May 22 12:01:29 2015
(r283286)
+++ head/sys/arm/ti/cpsw/if_cpsw.c Fri May 22 14:25:23 2015
(r283287)
@@ -113,6 +113,7 @@ static int cpsw_ioctl(struct ifnet *, u_
static int cpsw_miibus_readreg(device_t, int phy, int reg);
static int cpsw_miibus_writereg(device_t, int phy, int reg, int value);
+static void cpsw_miibus_statchg(device_t);
/* Send/Receive packets. */
static void cpsw_intr_rx(void *arg);
@@ -179,6 +180,7 @@ static device_method_t cpsw_methods[] =
/* MII interface */
DEVMETHOD(miibus_readreg, cpsw_miibus_readreg),
DEVMETHOD(miibus_writereg, cpsw_miibus_writereg),
+ DEVMETHOD(miibus_statchg, cpsw_miibus_statchg),
{ 0, 0 }
};
@@ -1265,6 +1267,36 @@ cpsw_miibus_writereg(device_t dev, int p
return 0;
}
+static void
+cpsw_miibus_statchg(device_t dev)
+{
+ struct cpsw_softc *sc = device_get_softc(dev);
+ uint32_t mac_control;
+ int i;
+
+ CPSW_DEBUGF((""));
+
+ for (i = 0; i < 2; i++) {
+ mac_control = cpsw_read_4(sc, CPSW_SL_MACCONTROL(i));
+ mac_control &= ~(1 << 15 | 1 << 7);
+
+ switch(IFM_SUBTYPE(sc->mii->mii_media_active)) {
+ case IFM_1000_SX:
+ case IFM_1000_LX:
+ case IFM_1000_CX:
+ case IFM_1000_T:
+ mac_control |= 1 << 7;
+ break;
+
+ default:
+ mac_control |= 1 << 15;
+ break;
+ }
+
+ cpsw_write_4(sc, CPSW_SL_MACCONTROL(i), mac_control);
+ }
+}
+
/*
*
* Transmit/Receive Packets.
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