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Date:      Tue, 15 Nov 2016 22:30:25 +0000 (UTC)
From:      Michael Zhilin <mizhka@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r308702 - head/sys/dev/etherswitch/ip17x
Message-ID:  <201611152230.uAFMUPep090542@repo.freebsd.org>

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Author: mizhka
Date: Tue Nov 15 22:30:25 2016
New Revision: 308702
URL: https://svnweb.freebsd.org/changeset/base/308702

Log:
  [etherswitch] enable phy4/mac4 of ip175c
  
  If MII1 interface is disabled, then enable phy4/mac4.
  
  Submitted by:	Hiroki Mori <yamori813@yahoo.co.jp>
  Reviewed by:	mizhka, adrian
  Approved by:	adrian (mentor)
  Differential Revision:	https://reviews.freebsd.org/D6832

Modified:
  head/sys/dev/etherswitch/ip17x/ip175c.c
  head/sys/dev/etherswitch/ip17x/ip175c.h

Modified: head/sys/dev/etherswitch/ip17x/ip175c.c
==============================================================================
--- head/sys/dev/etherswitch/ip17x/ip175c.c	Tue Nov 15 22:18:52 2016	(r308701)
+++ head/sys/dev/etherswitch/ip17x/ip175c.c	Tue Nov 15 22:30:25 2016	(r308702)
@@ -234,6 +234,13 @@ ip175c_get_vlan_mode(struct ip17x_softc 
 void
 ip175c_attach(struct ip17x_softc *sc)
 {
+	uint32_t data;
+
+	data = ip17x_readphy(sc->sc_dev, IP175C_MII_PHY, IP175C_MII_CTL_REG);
+	device_printf(sc->sc_dev, "MII: %x\n", data);
+	/* check mii1 interface if disabled then phy4 and mac4 hold on switch */
+	if((data & (1 << IP175C_MII_MII1_RMII_EN)) == 0)
+		sc->phymask |= 0x10;
 
 	sc->hal.ip17x_reset = ip175c_reset;
 	sc->hal.ip17x_hw_setup = ip175c_hw_setup;

Modified: head/sys/dev/etherswitch/ip17x/ip175c.h
==============================================================================
--- head/sys/dev/etherswitch/ip17x/ip175c.h	Tue Nov 15 22:18:52 2016	(r308701)
+++ head/sys/dev/etherswitch/ip17x/ip175c.h	Tue Nov 15 22:30:25 2016	(r308702)
@@ -35,6 +35,9 @@
 #define	IP175C_MODE_REG			31
 #define	IP175C_RESET_PHY		30
 #define	IP175C_RESET_REG		0
+#define	IP175C_MII_PHY			31
+#define	IP175C_MII_CTL_REG		5
+#define	IP175C_MII_MII1_RMII_EN		8
 
 #define	IP175C_LAST_VLAN		15
 



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